MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 bc09ecf5cb6364f4d053ec0420282fa6e7a1649a8a5ca2af2ca933aa27f8b90c. 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: bc09ecf5cb6364f4d053ec0420282fa6e7a1649a8a5ca2af2ca933aa27f8b90c
SHA3-384 hash: 2cc528993d2707cb7bce982bd0bfb36732420d88a0e3cb4770e35c4c789c664ba89ce864ab2a1fc63a4f12e0052dc939
SHA1 hash: 39764b91316a1fa172c7b5db9e4f6e58dacec306
MD5 hash: ba0522ceb915a084ac7b8f3e7d8868c6
humanhash: mountain-vegan-india-lamp
File name:COVID FORM1.exe
Download: download sample
Signature Formbook
File size:451'147 bytes
First seen:2022-01-20 08:41:11 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:xw18f/M5U5xzJkr8BtRD4iMQLPxKNm9LO3cTqYGXoubM6gQZq:YO/rXVkuRFMKpKM9LO3cm3owM6o
Threatray 12'863 similar samples on MalwareBazaar
TLSH T196A4F082F25248F5DD7D03726E778D66126BBCBEA8F0564F216DB62817332C310A791B
File icon (PE):PE icon
dhash icon 1959480c0c686d51 (1 x Formbook)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
166
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
COVID FORM1.exe
Verdict:
Malicious activity
Analysis date:
2022-01-20 19:46:31 UTC
Tags:
installer covid19 trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Sending a custom TCP request
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
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
C2 URLs / IPs found in malware configuration
Found malware configuration
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
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 556619 Sample: COVID FORM1.exe Startdate: 20/01/2022 Architecture: WINDOWS Score: 100 31 www.teslabotnews.com 2->31 39 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->39 41 Multi AV Scanner detection for domain / URL 2->41 43 Found malware configuration 2->43 45 7 other signatures 2->45 11 COVID FORM1.exe 19 2->11         started        signatures3 process4 file5 29 C:\Users\user\AppData\Local\Temp\...\owqk.dll, PE32 11->29 dropped 59 Injects a PE file into a foreign processes 11->59 15 COVID FORM1.exe 11->15         started        signatures6 process7 signatures8 61 Modifies the context of a thread in another process (thread injection) 15->61 63 Maps a DLL or memory area into another process 15->63 65 Sample uses process hollowing technique 15->65 67 Queues an APC in another process (thread injection) 15->67 18 explorer.exe 15->18 injected process9 dnsIp10 33 www.babymassage.us 104.21.59.238, 49843, 80 CLOUDFLARENETUS United States 18->33 35 www.sunnyleoneporn.xyz 104.21.86.153, 49817, 80 CLOUDFLARENETUS United States 18->35 37 2 other IPs or domains 18->37 47 System process connects to network (likely due to code injection or exploit) 18->47 49 Performs DNS queries to domains with low reputation 18->49 22 wscript.exe 18->22         started        signatures11 process12 signatures13 51 Self deletion via cmd delete 22->51 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Threat name:
Win32.Trojan.Tnega
Status:
Malicious
First seen:
2022-01-19 11:53:30 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:b3n1 persistence rat spyware stealer trojan
Behaviour
Modifies data under HKEY_USERS
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
Deletes itself
Loads dropped DLL
Sets service image path in registry
Formbook Payload
Formbook
Unpacked files
SH256 hash:
c2670597d84edf7b4680d187265828e65e4b2d4688aedcdf348b690ab768051d
MD5 hash:
b8dfc2f09dff9a749afcfb85c8b50c4d
SHA1 hash:
0a5500f72fb91aced1da4854ddf7b728297c8c48
Detections:
win_formbook_g0 win_formbook_auto
SH256 hash:
b7a6297d743653a163e014796220ec3f0db8c745a7a20ee26a8afd48c7110011
MD5 hash:
ddedf2c3f1cdb05213fcb616775bfe1b
SHA1 hash:
7936c34df1df0eb36cdb849c4277d80d5c37aadf
SH256 hash:
bc09ecf5cb6364f4d053ec0420282fa6e7a1649a8a5ca2af2ca933aa27f8b90c
MD5 hash:
ba0522ceb915a084ac7b8f3e7d8868c6
SHA1 hash:
39764b91316a1fa172c7b5db9e4f6e58dacec306
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.

347631249b6c96e34ee9d4b723d6e091f4089db48793019cf9d0d88bad0a0a2d

Formbook

Executable exe bc09ecf5cb6364f4d053ec0420282fa6e7a1649a8a5ca2af2ca933aa27f8b90c

(this sample)

  
Dropped by
MD5 5ba879b4e3ee6f65ae0af0ea8dce736c
  
Dropped by
SHA256 347631249b6c96e34ee9d4b723d6e091f4089db48793019cf9d0d88bad0a0a2d
  
Delivery method
Distributed via e-mail attachment

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