MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4173f8d221525a3414e606763b5a61b649ec421c145e7a9bc683d3e8ff5d5c96. 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: 4173f8d221525a3414e606763b5a61b649ec421c145e7a9bc683d3e8ff5d5c96
SHA3-384 hash: 2f3ca614f99cf557450db2ed1f1dcdbd0bd13831a01a44366459422d677fdf085b16c0c489919e0e9abc5d1b14c7dc46
SHA1 hash: 60ed720c1acb0ecd321800803dc04385e4f237d8
MD5 hash: 810245d1301e45eddb1f85dcc9989b06
humanhash: angel-don-friend-black
File name:Amacon Company Profile and About Us.exe
Download: download sample
Signature Formbook
File size:457'728 bytes
First seen:2020-10-27 16:49:08 UTC
Last seen:2020-10-27 18:37:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:cvaBgNJ14wUc5DsOFlK03Jq8HcD+jr2WcP93qL:cggtp5DHF93Uuc6jVL
Threatray 2'745 similar samples on MalwareBazaar
TLSH FDA4F16476D1B9DFC5DBCD3325A46C20E3A0686B470FF607C07337E89A8E6864F945A2
Reporter abuse_ch
Tags:exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: mail0.legislatiq.xyz
Sending IP: 161.35.234.94
From: Amacon Makgoka<amacon.makgoka@hotmail.com>
Subject: RE: 回复: Request for Quotation with reference: BINIF0865
Attachment: Amacon Company Profile and About Us.7z (contains "Amacon Company Profile and About Us.exe")

Intelligence


File Origin
# of uploads :
2
# of downloads :
114
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Sending a UDP request
Creating a window
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 306121 Sample: Amacon Company Profile and ... Startdate: 27/10/2020 Architecture: WINDOWS Score: 100 29 www.xn--fckbar-wxa.com 2->29 31 www.almaty.life 2->31 33 almaty.life 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Malicious sample detected (through community Yara rule) 2->43 45 Multi AV Scanner detection for submitted file 2->45 47 5 other signatures 2->47 11 Amacon Company Profile and About Us.exe 3 2->11         started        signatures3 process4 process5 13 Amacon Company Profile and About Us.exe 11->13         started        16 Amacon Company Profile and About Us.exe 11->16         started        signatures6 57 Modifies the context of a thread in another process (thread injection) 13->57 59 Maps a DLL or memory area into another process 13->59 61 Sample uses process hollowing technique 13->61 63 Queues an APC in another process (thread injection) 13->63 18 explorer.exe 13->18 injected process7 dnsIp8 35 www.peterbiltredovalcertified.com 91.195.241.136, 49759, 80 SEDO-ASDE Germany 18->35 37 www.spook.info 51.195.43.214, 49747, 80 OVHFR France 18->37 39 16 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 22 cscript.exe 18->22         started        signatures9 process10 signatures11 51 Modifies the context of a thread in another process (thread injection) 22->51 53 Maps a DLL or memory area into another process 22->53 55 Tries to detect virtualization through RDTSC time measurements 22->55 25 cmd.exe 1 22->25         started        process12 process13 27 conhost.exe 25->27         started       
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2020-10-27 14:37:16 UTC
AV detection:
24 of 29 (82.76%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Behaviour
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
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.tripleacafe.com/aqu2/
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 4173f8d221525a3414e606763b5a61b649ec421c145e7a9bc683d3e8ff5d5c96

(this sample)

  
Delivery method
Distributed via e-mail attachment

Comments