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SHA256: a7a3f69acb118fd58398512b380d5aa63c7dba666ec963000b7059f38707cee6
File name: 15dc73b2e580170dc8a033a166193190.virobj
Detection ratio: 38 / 57
Analysis date: 2015-10-05 00:12:10 UTC ( 1 year, 8 months ago )
Antivirus Result Update
Ad-Aware Gen:Variant.Symmi.42896 20151004
Yandex TrojanSpy.Zbot!oQjr3jyZqpY 20151004
ALYac Gen:Variant.Symmi.42896 20151005
Antiy-AVL Trojan[Spy]/Win32.Zbot 20151004
Arcabit Trojan.Symmi.DA790 20151004
Avast Win32:Inject-BKU [Trj] 20151005
AVG Win32/VBCrypt 20151005
Avira (no cloud) TR/Symmi.42896 20151004
AVware Trojan.Win32.Generic!BT 20151004
BitDefender Gen:Variant.Symmi.42896 20151004
CAT-QuickHeal TrojanPWS.Zbot.AM3 20151003
Comodo UnclassifiedMalware 20151004
DrWeb Trojan.PWS.Panda.547 20151005
Emsisoft Gen:Variant.Symmi.42896 (B) 20151005
ESET-NOD32 Win32/Spy.Zbot.YW 20151004
F-Secure Gen:Variant.Symmi.42896 20151003
Fortinet W32/VB.ALO!tr 20151004
GData Gen:Variant.Symmi.42896 20151004
Ikarus Trojan.Win32.Inject 20151004
Jiangmin TrojanSpy.Zbot.hfpq 20151003
K7AntiVirus Spyware ( 00009b291 ) 20151004
K7GW Spyware ( 00009b291 ) 20151004
Kaspersky Trojan-Spy.Win32.Zbot.tejt 20151004
Kingsoft Win32.Troj.Zbot.te.(kcloud) 20151005
Malwarebytes Trojan.DorkBot.ED 20151004
McAfee PWSZbot-FCHE!15DC73B2E580 20151005
McAfee-GW-Edition PWSZbot-FCHE!15DC73B2E580 20151004
Microsoft PWS:Win32/Zbot 20151004
eScan Gen:Variant.Symmi.42896 20151005
NANO-Antivirus Trojan.Win32.Zbot.dakaum 20151004
Panda Trj/Genetic.gen 20151004
Qihoo-360 HEUR/Malware.QVM03.Gen 20151005
Rising PE:Malware.RDM.46!5.34[F1] 20151004
Sophos Mal/VB-ALO 20151004
Symantec Trojan.ADH 20151004
Tencent Win32.Trojan-spy.Zbot.Dzui 20151005
VIPRE Trojan.Win32.Generic!BT 20151005
Zillya Trojan.Zbot.Win32.158201 20151004
AegisLab 20151004
AhnLab-V3 20151004
Alibaba 20150927
Baidu-International 20151004
Bkav 20151003
ByteHero 20151005
ClamAV 20151002
CMC 20151002
Cyren 20151004
F-Prot 20150929
nProtect 20151002
SUPERAntiSpyware 20151003
TheHacker 20151002
TotalDefense 20151004
TrendMicro 20151005
TrendMicro-HouseCall 20151005
VBA32 20151003
ViRobot 20151004
Zoner 20151004
The file being studied is a Portable Executable file! More specifically, it is a Win32 EXE file for the Windows GUI subsystem.
FileVersionInfo properties
Publisher 2012 Foxit Corporation
Product Willowwo hennishn
Original name Gossamer.exe
Internal name Gossamer
File version 1.07.0001
PE header basic information
Target machine Intel 386 or later processors and compatible processors
Compilation timestamp 2014-06-06 08:47:50
Entry Point 0x00001424
Number of sections 3
PE sections
Overlays
MD5 073b8328aa773eaa318ca4f5b43a3149
File type data
Offset 581632
Size 512
Entropy 7.62
PE imports
_adj_fdiv_m32
__vbaChkstk
Ord(523)
EVENT_SINK_Release
__vbaEnd
__vbaStrCmp
__vbaInStrB
_allmul
_adj_fdivr_m64
__vbaAryUnlock
__vbaVarInt
_adj_fprem
Ord(661)
Ord(678)
Ord(709)
_adj_fpatan
Ord(594)
__vbaRedimPreserve
Ord(629)
_adj_fdiv_m32i
__vbaStrCopy
Ord(583)
__vbaExceptHandler
__vbaSetSystemError
__vbaFreeVarList
DllFunctionCall
__vbaFPException
__vbaStrVarMove
_adj_fdivr_m16i
_adj_fdiv_r
Ord(517)
Ord(677)
Ord(599)
__vbaFreeVar
Ord(100)
EVENT_SINK_AddRef
__vbaObjSetAddref
_CItan
Ord(536)
_adj_fdiv_m64
__vbaFreeObj
__vbaHresultCheckObj
_CIsqrt
_CIsin
_CIlog
__vbaVarMul
__vbaAryLock
_CIcos
Ord(595)
EVENT_SINK_QueryInterface
_adj_fptan
Ord(577)
Ord(610)
Ord(664)
Ord(672)
__vbaI4Var
__vbaVarMove
Ord(703)
__vbaErrorOverflow
_CIatan
__vbaNew2
__vbaLateIdSt
__vbaOnError
_adj_fdivr_m32i
__vbaStrComp
_CIexp
__vbaStrMove
_adj_fprem1
_adj_fdivr_m32
__vbaStrCat
__vbaFreeStrList
Ord(609)
Ord(598)
__vbaFreeStr
_adj_fdiv_m16i
Number of PE resources by type
RT_ICON 12
RT_BITMAP 2
RT_GROUP_ICON 1
RT_VERSION 1
Number of PE resources by language
NEUTRAL 15
ENGLISH US 1
PE resources
ExifTool file metadata
UninitializedDataSize
0

LinkerVersion
6.0

ImageVersion
1.7

FileSubtype
0

FileVersionNumber
1.7.0.1

LanguageCode
English (U.S.)

FileFlagsMask
0x0000

CharacterSet
Unicode

InitializedDataSize
376832

EntryPoint
0x1424

OriginalFileName
Gossamer.exe

MIMEType
application/octet-stream

FileVersion
1.07.0001

TimeStamp
2014:06:06 09:47:50+01:00

FileType
Win32 EXE

PEType
PE32

InternalName
Gossamer

ProductVersion
1.07.0001

SubsystemVersion
4.0

OSVersion
4.0

FileOS
Win32

Subsystem
Windows GUI

MachineType
Intel 386 or later, and compatibles

CompanyName
2012 Foxit Corporation

CodeSize
217088

ProductName
Willowwo hennishn

ProductVersionNumber
1.7.0.1

FileTypeExtension
exe

ObjectFileType
Executable application

File identification
MD5 15dc73b2e580170dc8a033a166193190
SHA1 5cccbbc2f5be0fe18ac62ebe72211cd1c920aa2b
SHA256 a7a3f69acb118fd58398512b380d5aa63c7dba666ec963000b7059f38707cee6
ssdeep
6144:RU/fBX77St4ZEyy6XUrjQKYeOyy6XUr24Z2H77ju/fwrB0zgGZNWtpMbsODK783Q:RMpZjXUrsjetXUrRZmP4umbsOG83WMM

authentihash 78ab92eea73e2e028d46b8f9b123acb0089e15184b6bb4061e02a666c0f692b4
imphash 434df9f78dca71dc7e176ed0c2bab52f
File size 568.5 KB ( 582144 bytes )
File type Win32 EXE
Magic literal
PE32 executable for MS Windows (GUI) Intel 80386 32-bit

TrID Win32 Executable Microsoft Visual Basic 6 (84.4%)
Win32 Dynamic Link Library (generic) (6.7%)
Win32 Executable (generic) (4.6%)
Generic Win/DOS Executable (2.0%)
DOS Executable Generic (2.0%)
Tags
peexe overlay

VirusTotal metadata
First submission 2014-06-11 09:09:09 UTC ( 3 years ago )
Last submission 2015-10-05 00:12:10 UTC ( 1 year, 8 months ago )
File names 15dc73b2e580170dc8a033a166193190.virobj
Gossamer
Gossamer.exe
vt-upload-Xg10i
15dc73b2e580170dc8a033a166193190
virussign.com_15dc73b2e580170dc8a033a166193190.vir
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Condensed report! The following is a condensed report of the behaviour of the file when executed in a controlled environment. The actions and events described were either performed by the file itself or by any other process launched by the executed file or subjected to code injection by the executed file.
Opened files
Read files
Created processes
Terminated processes
Opened mutexes
Hooking activity
Runtime DLLs
Additional details
The file sends control codes directly to certain device drivers making use of the DeviceIoControl Windows API function.
The file installs an application-defined hook procedure into a hook chain. You would install a hook procedure to monitor the system for certain types of events. These events are associated either with a specific thread or with all threads in the same desktop as the calling thread. This is done making use of the SetWindowsHook Windows API function.
UDP communications