MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc4096fc2241907a747764d2f4407823d5ca9a8367f5ce07610a3b070b18e2b4. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry



PoisonIvy


Vendor detections: 8


Intelligence 8 IOCs YARA File information Comments

SHA256 hash: bc4096fc2241907a747764d2f4407823d5ca9a8367f5ce07610a3b070b18e2b4
SHA3-384 hash: ff18e81ca3de466db650ab9f88a95178eb1d8e1d7b2e48974a8e6ac2bc821f459c0fa449f27637dd57af9042f6cefde9
SHA1 hash: 78df4fc1f1533a01d4063c8ca228477c3c91981d
MD5 hash: d0ab907a6fab827da71bcfc524c03eb1
humanhash: carbon-harry-high-batman
File name:PDF_Reserva.vbs
Download: download sample
Signature PoisonIvy
File size:116'436 bytes
First seen:2023-02-24 13:38:26 UTC
Last seen:Never
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 3072:YDHeBQxnnnnnN5nnnnnnnnnnq4nnnnnnnnnnnnnnnnnnnnnn0vxNj53e:+yNj5O
Threatray 94 similar samples on MalwareBazaar
TLSH T1ADB3EF426BEA1108B5F3AB445A7A55644F2BBCDA6D7DD50E01CC6A4D0BF3E80CC60BB7
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter abuse_ch
Tags:PoisonIvy vbs

Intelligence


File Origin
# of uploads :
1
# of downloads :
164
Origin country :
n/a
Vendor Threat Intelligence
Result
Threat name:
Poisonivy
Detection:
malicious
Classification:
troj.expl.evad
Score:
100 / 100
Signature
Allocates memory in foreign processes
Connects to a pastebin service (likely for C&C)
Contains functionality to hide the console window
DLL side loading technique detected
Drops VBS files to the startup folder
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Sigma detected: Drops script at startup location
System process connects to network (likely due to code injection or exploit)
VBScript performs obfuscated calls to suspicious functions
Windows Shell Script Host drops VBS files
Writes to foreign memory regions
Wscript called in batch mode (surpress errors)
Yara detected Poisonivy
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 814719 Sample: PDF_Reserva.vbs Startdate: 24/02/2023 Architecture: WINDOWS Score: 100 86 Malicious sample detected (through community Yara rule) 2->86 88 Multi AV Scanner detection for dropped file 2->88 90 Yara detected Poisonivy 2->90 92 2 other signatures 2->92 8 wscript.exe 3 2->8         started        13 wscript.exe 3 2->13         started        process3 dnsIp4 64 paste.ee 188.114.97.3, 443, 49696 CLOUDFLARENETUS European Union 8->64 58 C:\Users\...\PDF_Reserva_2023224144954.vbs, Unicode 8->58 dropped 96 System process connects to network (likely due to code injection or exploit) 8->96 98 VBScript performs obfuscated calls to suspicious functions 8->98 100 Windows Shell Script Host drops VBS files 8->100 102 Drops VBS files to the startup folder 8->102 15 wscript.exe 4 8->15         started        60 PDF_Reserva_202322...4_2023224145042.vbs, Unicode 13->60 dropped 104 Wscript called in batch mode (surpress errors) 13->104 20 wscript.exe 3 13->20         started        file5 signatures6 process7 dnsIp8 66 188.114.96.3, 443, 49699, 49700 CLOUDFLARENETUS European Union 15->66 68 paste.ee 15->68 52 C:\Users\user\AppData\Local\...\dynwrapx.dll, PE32 15->52 dropped 54 C:\Users\...\PDF_Reserva_2023224145030.vbs, Unicode 15->54 dropped 72 System process connects to network (likely due to code injection or exploit) 15->72 74 VBScript performs obfuscated calls to suspicious functions 15->74 76 Windows Shell Script Host drops VBS files 15->76 84 2 other signatures 15->84 22 winhlp32.exe 1 15->22         started        26 winhlp32.exe 1 15->26         started        28 winhlp32.exe 15->28         started        36 3 other processes 15->36 70 paste.ee 20->70 56 PDF_Reserva_202322...4_2023224145121.vbs, Unicode 20->56 dropped 78 Writes to foreign memory regions 20->78 80 Allocates memory in foreign processes 20->80 82 DLL side loading technique detected 20->82 30 winhlp32.exe 20->30         started        32 winhlp32.exe 20->32         started        34 winhlp32.exe 20->34         started        38 3 other processes 20->38 file9 signatures10 process11 dnsIp12 62 141.95.84.40, 49701, 8888 DFNVereinzurFoerderungeinesDeutschenForschungsnetzese Germany 22->62 94 Contains functionality to hide the console window 22->94 40 conhost.exe 22->40         started        42 conhost.exe 26->42         started        44 WerFault.exe 28->44         started        46 conhost.exe 30->46         started        48 conhost.exe 32->48         started        50 WerFault.exe 34->50         started        signatures13 process14
Result
Malware family:
n/a
Score:
  8/10
Tags:
persistence
Behaviour
Modifies registry class
Modifies system certificate store
Script User-Agent
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Drops startup file
Loads dropped DLL
Registers COM server for autorun
Blocklisted process makes network request
Malware family:
PoisonIvy
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

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