MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bf694824d6cbf6fba77ce087678b03ee8243a245b4b730eb55fb83e83b8dff8e. 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



FormBook


Vendor detections: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: bf694824d6cbf6fba77ce087678b03ee8243a245b4b730eb55fb83e83b8dff8e
SHA3-384 hash: eab0fdff0130bb97d83f4b63857d7fe6e73fa756294e2a9e2218c2a99c7c3733bd7211dca7633f63869a4e8af5db6809
SHA1 hash: d35eef926c251bd9c03fff1604d4a6d45a79261c
MD5 hash: 1dd3ad264f214e381033184570606953
humanhash: oxygen-rugby-zebra-alanine
File name:2Cly2ggpsNFKkgW.exe
Download: download sample
Signature FormBook
File size:421'888 bytes
First seen:2020-08-14 12:17:15 UTC
Last seen:2020-08-14 12:55:44 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:tArHeW+91NxLfDN2AkBNGgv1+n5xYkD8V8rwcA:tAreW+9LxjDIBNGgvWxYkD8ewc
Threatray 2'248 similar samples on MalwareBazaar
TLSH 6894D1602204ABA6F53D5379D215188813F3AC1FE331EA59BFE732D646B3EB14772612
Reporter abuse_ch
Tags:exe FormBook MailChannels


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: cross.larch.relay.mailchannels.net
Sending IP: 23.83.213.46
From: leinard@alnassar.com.sa
Reply-To: skswebb@smurfitkappa.se
Subject: Please quote me your best price for the attached purchase order
Attachment: oder14082020.img (contains "2Cly2ggpsNFKkgW.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
85
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Creating a file in the %AppData% subdirectories
Reading critical registry keys
Launching cmd.exe command interpreter
Forced shutdown of a system process
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Detected FormBook malware
Injects a PE file into a foreign processes
Machine Learning detection for sample
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)
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
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 access)
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 267326 Sample: 2Cly2ggpsNFKkgW.exe Startdate: 16/08/2020 Architecture: WINDOWS Score: 100 36 www.ainosansyanpoo.com 2->36 40 Malicious sample detected (through community Yara rule) 2->40 42 Yara detected AntiVM_3 2->42 44 Yara detected FormBook 2->44 46 4 other signatures 2->46 9 2Cly2ggpsNFKkgW.exe 3 2->9         started        signatures3 process4 file5 28 C:\Users\user\...\2Cly2ggpsNFKkgW.exe.log, ASCII 9->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 9->56 58 Injects a PE file into a foreign processes 9->58 13 2Cly2ggpsNFKkgW.exe 9->13         started        signatures6 process7 signatures8 60 Modifies the context of a thread in another process (thread injection) 13->60 62 Maps a DLL or memory area into another process 13->62 64 Sample uses process hollowing technique 13->64 66 Queues an APC in another process (thread injection) 13->66 16 explorer.exe 13->16 injected process9 dnsIp10 30 isabellaclarkeofficial.com 85.187.128.19, 49741, 49742, 49743 A2HOSTINGUS United States 16->30 32 www.wphi.net 16->32 34 2 other IPs or domains 16->34 38 System process connects to network (likely due to code injection or exploit) 16->38 20 WWAHost.exe 17 16->20         started        signatures11 process12 file13 24 C:\Users\user\AppData\...\96Llogrv.ini, data 20->24 dropped 26 C:\Users\user\AppData\...\96Llogri.ini, data 20->26 dropped 48 Detected FormBook malware 20->48 50 Tries to steal Mail credentials (via file access) 20->50 52 Tries to harvest and steal browser information (history, passwords, etc) 20->52 54 3 other signatures 20->54 signatures14
Threat name:
ByteCode-MSIL.Trojan.LokiSteal
Status:
Malicious
First seen:
2020-08-14 12:19:05 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat trojan spyware stealer family:formbook
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.regulars6.com/w5fk/
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

FormBook

Executable exe bf694824d6cbf6fba77ce087678b03ee8243a245b4b730eb55fb83e83b8dff8e

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments