MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 db31c01119f54e596eccec7e9d909d3344f42e82db94f348cdb0ace3d8ba9bab. 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 4 File information Comments
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SHA256 hash: db31c01119f54e596eccec7e9d909d3344f42e82db94f348cdb0ace3d8ba9bab
SHA3-384 hash: e391f3774bad82106d55f6f797acfbc2b6c92f643a4818136d39b493d08a6ce3fb085ff25b50979108d34a50ca86dbe5
SHA1 hash: 8b1ac6d21b11e2930deba5de0f713ed2e6666249
MD5 hash: ffc0d3de9d4677627138fec242193cd6
humanhash: saturn-moon-uranus-hydrogen
File name:ffc0d3de9d4677627138fec242193cd6.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:471'040 bytes
First seen:2021-12-22 18:58:03 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:2Ll8AcmjyMX5Dl5C/jhT3VfhumBgIbzoHw6acJtGGP:2LVcmfx5CVT3VfzBgI4Hw6acvGGP
Threatray 12'455 similar samples on MalwareBazaar
TLSH T1A1A4F11636A8DB13C13A67FD85EAA25007B835467022D70F3DDA32ED2A127D64D81EDF
File icon (PE):PE icon
dhash icon b3b3333969693b3b (69 x Formbook, 63 x AgentTesla, 26 x Loki)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
248
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
ffc0d3de9d4677627138fec242193cd6.exe
Verdict:
Malicious activity
Analysis date:
2021-12-22 19:07:44 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/49a9f04e-5f6f-46e3-a590-ac8c2b6ccb05

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/215844/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61c3753f8991ba72b39267f2/reports/9f879b80-169c-4d1d-9669-778a93058a7d/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/fc3a1bb8-fed2-4db1-80aa-bf31c8e4b84c
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/911711
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
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
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 sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 544189 Sample: uH1JCT8BHH.exe Startdate: 22/12/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 9 other signatures 2->42 10 uH1JCT8BHH.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\uH1JCT8BHH.exe.log, ASCII 10->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 10->56 14 uH1JCT8BHH.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 14->17 injected process8 dnsIp9 30 wk7b2vu20mku.xyz 216.18.208.202, 49783, 80 WEBNXUS United States 17->30 32 www.pophaircare.com 66.254.166.252, 49787, 80 ESITEDUS United States 17->32 34 www.wk7b2vu20mku.xyz 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Performs DNS queries to domains with low reputation 17->46 21 WWAHost.exe 17->21         started        signatures10 process11 signatures12 48 Self deletion via cmd delete 21->48 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/db31c01119f54e596eccec7e9d909d3344f42e82db94f348cdb0ace3d8ba9bab/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-22 11:35:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
20 of 27 (74.07%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0fae331eb46ca1a2971d2d03cc3558e51f73c36d14b70dd731ce44f799c723ef
Formbook
125a3d1084a3f13ca811f5fbecdbade8d6e2b2c5d73a686674c6ff244ec99f68
Formbook
71b4619d3dd4bb8e3619a2ebfe39f71c728d0d723992e44c8564dab8e8035b28
Formbook
79ff3adbc3c3d3bded849b527e4e0d8b0d0b8fb89479931eb18871ea3c74e1cb
Formbook
880d9d46e74d9f2a0c870d561b9f310478e507376a2b0091983c81800ac92906
Formbook
8cacd20da785153237d5602e9fb15f7d18343b16e37dfbbf36b549e89a93378f
Formbook
90b68aa14301d8c578cb7f9a4e3536b54c399f346aed82f19682604f31823cd5
Formbook
a65e0c7aa04fbcc56fac5fec78b13d51f6c17fe0ba7f34a58a0529bd414048f2
Formbook
b1d88c91d7c5733e887c63ce1372b3918dfacd589756056969b1b0cc84c7f658
Formbook
cb13b76515eda9a32e999b61c7e11e01de16ebeaf9ae6c503a1a0d238bc5bf37
Formbook
+ 12'445 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:m1x9 rat spyware stealer trojan
Link:
https://tria.ge/reports/211222-xmg7zsgfek/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
217d023c1ce88ff81a11918437063a7c18eb3ba1a3a97e15a9abca2047a53696
MD5 hash:
7492ba85c9fe2c964c7fa7fd13c2eed3
SHA1 hash:
856e9f14d9d20b3a6bff691daf4a90e20e04d372
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/a0038e55-b507-4dba-8395-177f4678b816/
Parent samples :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 hash:
a8226920a6d5066480dced8c3b550efc792b0efaafb7a034a1b4033a4bddf137
MD5 hash:
059525a540a4fdd234db04a8c5f56fcc
SHA1 hash:
d0cb6747532b3220475e8ba7bdd76cb8da8a8ab0
Link:
https://www.unpac.me/results/a0038e55-b507-4dba-8395-177f4678b816/
SH256 hash:
55535d7416e19740ddca81496bcfb9ea7f4ec52735e01d43880f6359f92b63be
MD5 hash:
42c16475606875decc737cb31dfb2cbb
SHA1 hash:
28db67a9058bbebedbd28819bce871cdeb62f968
Link:
https://www.unpac.me/results/a0038e55-b507-4dba-8395-177f4678b816/
SH256 hash:
db31c01119f54e596eccec7e9d909d3344f42e82db94f348cdb0ace3d8ba9bab
MD5 hash:
ffc0d3de9d4677627138fec242193cd6
SHA1 hash:
8b1ac6d21b11e2930deba5de0f713ed2e6666249
Link:
https://www.unpac.me/results/a0038e55-b507-4dba-8395-177f4678b816/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/db31c01119f5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/db31c01119f54e596eccec7e9d909d3344f42e82db94f348cdb0ace3d8ba9bab

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Create hunting rule
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
Create hunting rule
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.

Web download

Formbook

Executable exe db31c01119f54e596eccec7e9d909d3344f42e82db94f348cdb0ace3d8ba9bab

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1862603/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/215844/

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