MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9fb8ccd20cec879fb4038665437e6f5ef6ead189fdfeb63b2b750f1cdc5640f4. 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



Threat unknown


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 9fb8ccd20cec879fb4038665437e6f5ef6ead189fdfeb63b2b750f1cdc5640f4
SHA3-384 hash: e0dc1e119d01cac4be7c2ab7c1d8338807a52ed153225ad0f3c2a03decc747eeaae83a0cbc2f0ad6403612f376348a83
SHA1 hash: 690026f9d90747d8f874e5cd86de1f57268971a4
MD5 hash: c4231941df80798bdcca2c73169fbd0d
humanhash: september-hamper-skylark-kitten
File name:MT103 Remittance.vbs
Download: download sample
File size:1'822 bytes
First seen:2024-04-10 11:44:11 UTC
Last seen:2024-04-10 12:42:44 UTC
File type:Visual Basic Script (vbs) vbs
MIME type:text/plain
ssdeep 24:QExPmbcc+QSvPLC8fH+IA6WvttGpXa9QkCv3L5u3hmbcc+QSla6ctJGillAl7+lZ:DkEQl8fYGZ2Q79usEQfJGQlA7+jP
TLSH T11B311A1253FB1604B6B76B0DAD3294B54B67BE52B97AA10C068C385D0FF39508C60BB7
TrID 66.6% (.TXT) Text - UTF-16 (LE) encoded (2000/1)
33.3% (.MP3) MP3 audio (1000/1)
Reporter lowmal3
Tags:vbs

Intelligence


File Origin
# of uploads :
2
# of downloads :
92
Origin country :
DE DE
Vendor Threat Intelligence
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
nemucod virus
Result
Verdict:
MALICIOUS
Result
Threat name:
FormBook
Detection:
malicious
Classification:
spre.troj.spyw.expl.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Bypasses PowerShell execution policy
C2 URLs / IPs found in malware configuration
Connects to a pastebin service (likely for C&C)
Detected FormBook malware
Found malware configuration
Found suspicious powershell code related to unpacking or dynamic code loading
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Base64 Encoded PowerShell Command Detected
Sigma detected: Potential PowerShell Obfuscation Via Reversed Commands
Sigma detected: PowerShell Base64 Encoded FromBase64String Cmdlet
Sigma detected: Powershell download and load assembly
Sigma detected: Powershell download payload from hardcoded c2 list
Sigma detected: Script Initiated Connection to Non-Local Network
Sigma detected: Steal Google chrome login data
Sigma detected: WScript or CScript Dropper
Snort IDS alert for network traffic
Suspicious execution chain found
Suspicious powershell command line found
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
VBScript performs obfuscated calls to suspicious functions
Very long command line found
Windows Scripting host queries suspicious COM object (likely to drop second stage)
Writes to foreign memory regions
Wscript starts Powershell (via cmd or directly)
Yara detected FormBook
Yara detected Powershell download and execute
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1423852 Sample: MT103 Remittance.vbs Startdate: 10/04/2024 Architecture: WINDOWS Score: 100 50 paste.ee 2->50 52 www.xlmagnemite.com 2->52 54 13 other IPs or domains 2->54 74 Snort IDS alert for network traffic 2->74 76 Multi AV Scanner detection for domain / URL 2->76 78 Found malware configuration 2->78 82 14 other signatures 2->82 13 wscript.exe 14 2->13         started        signatures3 80 Connects to a pastebin service (likely for C&C) 50->80 process4 dnsIp5 60 paste.ee 104.21.84.67, 443, 49699 CLOUDFLARENETUS United States 13->60 108 System process connects to network (likely due to code injection or exploit) 13->108 110 VBScript performs obfuscated calls to suspicious functions 13->110 112 Suspicious powershell command line found 13->112 114 5 other signatures 13->114 17 powershell.exe 7 13->17         started        signatures6 process7 signatures8 70 Suspicious powershell command line found 17->70 72 Found suspicious powershell code related to unpacking or dynamic code loading 17->72 20 powershell.exe 14 15 17->20         started        24 conhost.exe 17->24         started        process9 dnsIp10 56 uploaddeimagens.com.br 104.21.45.138, 443, 49700, 49701 CLOUDFLARENETUS United States 20->56 58 studiahoramina.cam 185.61.153.96, 443, 49702 NAMECHEAP-NETUS United Kingdom 20->58 92 Writes to foreign memory regions 20->92 94 Injects a PE file into a foreign processes 20->94 26 MSBuild.exe 20->26         started        29 MSBuild.exe 20->29         started        signatures11 process12 signatures13 98 Modifies the context of a thread in another process (thread injection) 26->98 100 Maps a DLL or memory area into another process 26->100 102 Sample uses process hollowing technique 26->102 104 Queues an APC in another process (thread injection) 26->104 31 explorer.exe 33 1 26->31 injected 106 Tries to detect virtualization through RDTSC time measurements 29->106 process14 dnsIp15 62 www.workproapi.site 82.202.172.184, 49714, 49715, 80 THEFIRST-ASRU Russian Federation 31->62 64 cryptoshipping-cargo.site 84.32.84.32, 49712, 49713, 80 NTT-LT-ASLT Lithuania 31->64 66 2 other IPs or domains 31->66 68 System process connects to network (likely due to code injection or exploit) 31->68 35 wlanext.exe 18 31->35         started        signatures16 process17 file18 46 C:\Users\user\AppData\...\79Alogrv.ini, data 35->46 dropped 48 C:\Users\user\AppData\...\79Alogri.ini, data 35->48 dropped 84 Detected FormBook malware 35->84 86 Tries to steal Mail credentials (via file / registry access) 35->86 88 Tries to harvest and steal browser information (history, passwords, etc) 35->88 90 5 other signatures 35->90 39 cmd.exe 2 35->39         started        42 firefox.exe 35->42         started        signatures19 process20 signatures21 96 Tries to harvest and steal browser information (history, passwords, etc) 39->96 44 conhost.exe 39->44         started        process22
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2024-04-10 08:02:01 UTC
File Type:
Text (VBS)
AV detection:
6 of 24 (25.00%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:m07a rat spyware stealer trojan
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Reads user/profile data of web browsers
Blocklisted process makes network request
Formbook payload
Formbook
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.

Malspam

Visual Basic Script (vbs) vbs 9fb8ccd20cec879fb4038665437e6f5ef6ead189fdfeb63b2b750f1cdc5640f4

(this sample)

  
Delivery method
Distributed via e-mail attachment

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