MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4a0fe18ddc4a8fe8d8bbd7b6220c5fc55b51d7611e1996829e889cddf233c0a8. 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: 14


Intelligence 14 IOCs YARA File information Comments

SHA256 hash: 4a0fe18ddc4a8fe8d8bbd7b6220c5fc55b51d7611e1996829e889cddf233c0a8
SHA3-384 hash: a348b8394ef9c410f0fe9748b0a1c8b0cbda5d0b2fd8a4cce18daa23d21ce7b13468531eed8be9f951d1b7f4e1107b5b
SHA1 hash: c170b42b6dd3d9ddd6d198201ee8bd6f44bcea92
MD5 hash: d3736c55f004b615011208d102cf8d69
humanhash: table-queen-pip-zebra
File name:Editing Remittance Copy.exe
Download: download sample
Signature Formbook
File size:246'226 bytes
First seen:2022-03-22 13:20:23 UTC
Last seen:2022-03-22 14:56:10 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:rGi16L1KBCoLCYKK3l2vrEMrU69moNmLZ8sRxA:YL14CouK3EJ79mzZvRxA
TLSH T1F734125FA5C1C9B7C8A0AB3206F3A378DEB5DEF001680DB75B450F6539B61C7011BAA9
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
152
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for dropped file
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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 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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 594315 Sample: Editing Remittance Copy.exe Startdate: 22/03/2022 Architecture: WINDOWS Score: 100 36 www.sultanztt.com 2->36 38 sultanztt.com 2->38 52 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->52 54 Found malware configuration 2->54 56 Malicious sample detected (through community Yara rule) 2->56 58 5 other signatures 2->58 12 Editing Remittance Copy.exe 18 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Local\...\adcfqov.exe, PE32 12->34 dropped 15 adcfqov.exe 12->15         started        process6 signatures7 68 Antivirus detection for dropped file 15->68 70 Tries to detect virtualization through RDTSC time measurements 15->70 18 adcfqov.exe 15->18         started        process8 signatures9 44 Modifies the context of a thread in another process (thread injection) 18->44 46 Maps a DLL or memory area into another process 18->46 48 Sample uses process hollowing technique 18->48 50 Queues an APC in another process (thread injection) 18->50 21 explorer.exe 18->21 injected process10 dnsIp11 40 www.pormimascota.com 21->40 42 ghs.google.com 142.250.203.115, 49788, 80 GOOGLEUS United States 21->42 60 System process connects to network (likely due to code injection or exploit) 21->60 25 mstsc.exe 21->25         started        28 autochk.exe 21->28         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 30 cmd.exe 1 25->30         started        process15 process16 32 conhost.exe 30->32         started       
Threat name:
Win32.Trojan.NSISInject
Status:
Malicious
First seen:
2022-03-22 03:35:51 UTC
AV detection:
19 of 41 (46.34%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:j01s rat spyware stealer suricata trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
3803476ffdd21386d20ea933b2dcd492faa6556b6f2957d333508afb5f7c4589
MD5 hash:
b18d0515c019160253fb1970403e06b7
SHA1 hash:
ccb558711728d17f5bf67fcdcf80c2a4918b83de
Detections:
win_formbook_g0 win_formbook_auto
SH256 hash:
27d3b4e6ee6282ac377b2f871d4407ee34aade96f59cd4c32c69efb41a50d679
MD5 hash:
1a619ba722c798960d7656ce633b2e4e
SHA1 hash:
9144acf787e4a1341beae5c4e4cc2499cb76dc4c
SH256 hash:
4a0fe18ddc4a8fe8d8bbd7b6220c5fc55b51d7611e1996829e889cddf233c0a8
MD5 hash:
d3736c55f004b615011208d102cf8d69
SHA1 hash:
c170b42b6dd3d9ddd6d198201ee8bd6f44bcea92
Malware family:
FormBook
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.

  
Delivery method
Other

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