MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c9e605adb000dd5d2aa5dcd298c1b345d3ffec9d1db3adc40d18f149c4388bab. 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: c9e605adb000dd5d2aa5dcd298c1b345d3ffec9d1db3adc40d18f149c4388bab
SHA3-384 hash: 01761a80e2876aeb1a19caa2ae6db6c3cd3eac431f1c428ac6efb4d3f0e79156cbbd97f10335dfe15edb329234cecba2
SHA1 hash: 2cd7ee0638affcafeeab3d2c672a4f4f7ce0d762
MD5 hash: fcf1b905538d747e15b8e50dd1db01cd
humanhash: quiet-cup-nevada-kilo
File name:AQUABESTINVOICE.exe
Download: download sample
Signature FormBook
File size:421'376 bytes
First seen:2020-08-14 12:19:42 UTC
Last seen:2020-08-14 12:55:42 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:djvP26WVHxLfJeDJbo67UHTY8iGO9D5MzY5zDRx7:djn26WBxjQJ37UeYY5f
Threatray 2'227 similar samples on MalwareBazaar
TLSH 5C94D0A06304ABA5E53C577DD611144823F3AC1EE732DB19BFE732D616B2AB04772623
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing FormBook:

HELO: alnassar.com.sa
Sending IP: 162.244.93.110
From: AQUABEST SEAFOOD, LLC. <sales@aquabestseafood.com>
Reply-To: sales@aquabestseafood.com
Subject: AW:AW:AW
Attachment: AQUABESTINVOICE.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
Unauthorized injection to a recently created process
Creating a file
Launching a process
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
Executable has a suspicious name (potential lure to open the executable)
Initial sample is a PE file and has a suspicious name
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
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 signatures2 2 Behavior Graph ID: 267334 Sample: AQUABESTINVOICE.exe Startdate: 16/08/2020 Architecture: WINDOWS Score: 100 36 Malicious sample detected (through community Yara rule) 2->36 38 Yara detected AntiVM_3 2->38 40 Yara detected FormBook 2->40 42 6 other signatures 2->42 8 AQUABESTINVOICE.exe 3 2->8         started        process3 file4 30 C:\Users\user\...\AQUABESTINVOICE.exe.log, ASCII 8->30 dropped 52 Tries to detect virtualization through RDTSC time measurements 8->52 54 Injects a PE file into a foreign processes 8->54 12 AQUABESTINVOICE.exe 8->12         started        15 AQUABESTINVOICE.exe 8->15         started        signatures5 process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 12->56 58 Maps a DLL or memory area into another process 12->58 60 Sample uses process hollowing technique 12->60 62 Queues an APC in another process (thread injection) 12->62 17 explorer.exe 12->17 injected process8 dnsIp9 32 www.themedianewsroom.com 17->32 34 www.aporadhbarta.net 17->34 20 wlanext.exe 17 17->20         started        24 autoconv.exe 17->24         started        process10 file11 26 C:\Users\user\AppData\...\4KMlogrv.ini, data 20->26 dropped 28 C:\Users\user\AppData\...\4KMlogri.ini, data 20->28 dropped 44 Detected FormBook malware 20->44 46 Tries to steal Mail credentials (via file access) 20->46 48 Tries to harvest and steal browser information (history, passwords, etc) 20->48 50 3 other signatures 20->50 signatures12
Threat name:
ByteCode-MSIL.Trojan.LokiSteal
Status:
Malicious
First seen:
2020-08-14 12:21:07 UTC
AV detection:
23 of 29 (79.31%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
rat spyware trojan 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
Reads user/profile data of web browsers
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.regulars6.com/zaer/
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 c9e605adb000dd5d2aa5dcd298c1b345d3ffec9d1db3adc40d18f149c4388bab

(this sample)

  
Delivery method
Distributed via e-mail attachment

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