MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e. 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: 15


Intelligence 15 IOCs YARA 4 File information Comments
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SHA256 hash: 566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e
SHA3-384 hash: f18a669922827fb0712d45cba73520d53532b332b1618d8feed35250f96238be9919b5017f82ad21904150dc2e0139a1
SHA1 hash: f910ffb986960d16ecb8a790e3cd02f4cda55cc7
MD5 hash: 84ac0a564ad9bf1b672acfdd0bd397c0
humanhash: fanta-kansas-early-cat
File name:file.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:638'464 bytes
First seen:2023-09-29 11:32:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:4z9xUoA37s4O3tAckj9aYoLg8lQXAellUaZ3/htp1sIdVA23qNrYn:IkC7SDXUChT1JqN8
Threatray 294 similar samples on MalwareBazaar
TLSH T18FD4124C6B1949FBD96C09BF9480620047F9C2B3DD52E7858CC8F2FC64DA2FE9942697
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 229878f8b4f031c4 (24 x AgentTesla, 5 x Loki, 4 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
286
Origin country :
NL NL
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/451937/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6516b5ee34be449f011b32a5/reports/3c8ef1cd-b6eb-4bde-83bd-9a8d57d6a547/overview
Verdict:
Malicious
Labled as:
MSILHeracles.Generic
Link:
https://www.hybrid-analysis.com/sample/566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/034142d3-7f68-47b4-9c87-d8696fab1c07
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1316459
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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)
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
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Uses netsh to modify the Windows network and firewall settings
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1316459 Sample: file.exe Startdate: 29/09/2023 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 8 other signatures 2->50 10 file.exe 3 2->10         started        process3 signatures4 64 Tries to detect virtualization through RDTSC time measurements 10->64 66 Injects a PE file into a foreign processes 10->66 13 file.exe 10->13         started        16 file.exe 10->16         started        18 file.exe 10->18         started        process5 signatures6 68 Modifies the context of a thread in another process (thread injection) 13->68 70 Maps a DLL or memory area into another process 13->70 72 Sample uses process hollowing technique 13->72 74 Queues an APC in another process (thread injection) 13->74 20 explorer.exe 2 1 13->20 injected process7 dnsIp8 32 www.redbeliar.com 162.214.129.144, 49797, 80 UNIFIEDLAYER-AS-1US United States 20->32 34 www.permisaccelereaix.com 213.186.33.5, 49802, 80 OVHFR France 20->34 36 12 other IPs or domains 20->36 52 System process connects to network (likely due to code injection or exploit) 20->52 54 Uses netsh to modify the Windows network and firewall settings 20->54 24 netsh.exe 12 20->24         started        signatures9 process10 dnsIp11 38 www.cvqqrc9j.top 24->38 40 www.cadenza.tennis 24->40 42 cadenza.tennis 24->42 56 Modifies the context of a thread in another process (thread injection) 24->56 58 Maps a DLL or memory area into another process 24->58 60 Tries to detect virtualization through RDTSC time measurements 24->60 28 cmd.exe 1 24->28         started        signatures12 62 System process connects to network (likely due to code injection or exploit) 38->62 process13 process14 30 conhost.exe 28->30         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e/
Threat name:
Win32.Trojan.Swotter
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Status:
Malicious
First seen:
2023-09-29 04:53:50 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
17 of 36 (47.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=kzxcu6j66axmsidgzezeyzn3ibtzail3ucrrldojxjllmev2izpa._file
Verdict:
malicious
Label(s):
formbook
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agenttesla
Create hunting rule
Similar samples:
1a4a833905ed2b06f990054eee77c7f92d536d52797c6a18de6d1358e25e8e03
Formbook
40e40c04f4357fec11cb9037a802efbe582a4ac64e215909f2c7770475e5a252
Formbook
88dab0ee02a70b83cb4c99ffa6e809c2789c9e1d55cdcd92454f73bf9d5effa4
Formbook
8f17f8b8946c0aa9f92bd114a1501e9109a3acd84b865d352d043a04e474c2b5
Formbook
af2338dccdb59d40b3e6fbde008f3fad793ae9910fc3f2210bf6e9a311bd8044
Formbook
c0c23f16dae769ddb46296c20c1db31aa99cd619caac9746e3aacd7583f6fe7a
Formbook
c121eae871db09a878d790146f551a88f652fa3c0b56627674dc5ba9f05e04bc
Formbook
e3643d141c0e87b3304f3b015f1e8dbbbe273e9a8bb93906991fe61a3073f891
Formbook
eb793e35af4458eb9591d27e4788f34f4d6babcd866879a71b307842bc68fdfb
Formbook
f071e06b294ad94e6c83f6b35a9700b8cb3df225e76096730a38567de1c50450
Formbook
+ 284 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ur25 rat spyware stealer trojan
Link:
https://tria.ge/reports/230929-nnv1ssbe27/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Blocklisted process makes network request
Formbook payload
Formbook
Unpacked files
SH256 hash:
41b7f67e70975a9743009770864a916f94cd07a11e6c05ddad4ac14f2549f761
MD5 hash:
9db9075781b8d531290ab8f9caa801a7
SHA1 hash:
29ef7daea8e1fc0ccefd973db686ef209ad37cb1
Detections:
FormBook
Create hunting rule
win_formbook_w0
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win_formbook_auto
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win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/3d9b99b3-1f9d-4f84-8746-6327c81bd267/
Parent samples :
566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e
6ec844914b335f0e27b9f536da5691fcc06e6ecc80d0af8dd7bc3ed8b3ee0a60
3e1c698228509853ff20630c605525450e37d2741f7137b3784a21d4e5d7a998
e3a54b7c39fc2f292bae653dcfe4e68f162ec5498cd2697bcdc2993767fb66f5
67489279b14b30ad57178036c4c6d04037a31c41841eb812231dcf8c921f8b18
18123906c231582b7b137ee1e95336f382ce4bfeb9621b5f06aad0baec7fb619
SH256 hash:
5ab11a933c95891b62f1ba94f38cdf01ded8f19061946601670c430d084dd007
MD5 hash:
24e1d07ed94115e19deac95b30c3af96
SHA1 hash:
bb6c15b4d1cbc2b3307a58af6d0c3d5ec6ce4e09
Link:
https://www.unpac.me/results/3d9b99b3-1f9d-4f84-8746-6327c81bd267/
SH256 hash:
513d832b6414ca92f71ea7abb910113140519f343c8fee079825d19bec37cae6
MD5 hash:
128feef2cd97a2ee0d369655ab39f214
SHA1 hash:
90d82fff31ca1510bdc670c400faa2893c918341
Link:
https://www.unpac.me/results/3d9b99b3-1f9d-4f84-8746-6327c81bd267/
SH256 hash:
a36095b9c8debb54cca6474d3c6470c338738961a0344e0137e70737fe341a58
MD5 hash:
b302099dff3a46ae2567fffbb3ed73ea
SHA1 hash:
8879bc6e83ece7ffc90bd13c63c0399891a3a11a
Link:
https://www.unpac.me/results/3d9b99b3-1f9d-4f84-8746-6327c81bd267/
SH256 hash:
bc6e1487bee00a8fd2b639ee4e60867d7e409bd3cb6be1451f5ddbce26340766
MD5 hash:
fe233bfa89c7e26811c45fec198f7937
SHA1 hash:
6f0af0f155b841786f43b01e0c1c033aa277cdbd
Link:
https://www.unpac.me/results/3d9b99b3-1f9d-4f84-8746-6327c81bd267/
SH256 hash:
566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e
MD5 hash:
84ac0a564ad9bf1b672acfdd0bd397c0
SHA1 hash:
f910ffb986960d16ecb8a790e3cd02f4cda55cc7
Link:
https://www.unpac.me/results/3d9b99b3-1f9d-4f84-8746-6327c81bd267/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/566e2a793ef0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:NET
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Author:malware-lu
Rule name:NETexecutableMicrosoft
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Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

Executable exe 566e2a793ef02ec92066c9324c65bb406790217ba0a3158dc9ba56b612ba465e

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/451937/

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