MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7. 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 2 File information Comments
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SHA256 hash: 9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7
SHA3-384 hash: fd96e91885cd540542742cf14debcd299ec2c1b12c6292ab90370df269fd02332930fa334fe18a9c64e913fd4a90e78a
SHA1 hash: ee1ed6fe36de5886273e10f3a0d7ac8f423a0432
MD5 hash: 846940a386dd30a0fbc9833e19dd550a
humanhash: beryllium-arkansas-pennsylvania-fruit
File name:846940a386dd30a0fbc9833e19dd550a.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:537'088 bytes
First seen:2022-01-13 15:55:20 UTC
Last seen:2022-01-13 18:21:35 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'754 x AgentTesla, 19'661 x Formbook, 12'252 x SnakeKeylogger)
ssdeep 12288:Q98jF1BRIVVHyW5W0QRk9IvK4gJSehhwEGD7CUCJuCmRB+KcCiW:Q98qVSA5wI6
Threatray 12'674 similar samples on MalwareBazaar
TLSH T1DAB4ADAC369071DFC42BC9368AA46C50E660BC77930BD207A057359D9A6E9D7CF206F3
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
223
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
846940a386dd30a0fbc9833e19dd550a.exe
Verdict:
Malicious activity
Analysis date:
2022-01-13 17:45:38 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/c5dfb1b7-55c8-4584-b48c-054c8ee5ccf1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/219082/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.32027.5081.5166.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61e04ba9f2e8ec86fef888a5/reports/72a94e5a-1a4d-4252-997c-2d83ae9d1593/overview
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/88ac17b0-86d8-4da5-988b-1ef6f534bf2d
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/920239
Signature
.NET source code contains potential unpacker
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)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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: 552717 Sample: sU2iwUiY3O.exe Startdate: 13/01/2022 Architecture: WINDOWS Score: 100 30 Found malware configuration 2->30 32 Malicious sample detected (through community Yara rule) 2->32 34 Multi AV Scanner detection for submitted file 2->34 36 6 other signatures 2->36 10 sU2iwUiY3O.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\sU2iwUiY3O.exe.log, ASCII 10->28 dropped 46 Tries to detect virtualization through RDTSC time measurements 10->46 48 Injects a PE file into a foreign processes 10->48 14 sU2iwUiY3O.exe 10->14         started        signatures5 process6 signatures7 50 Modifies the context of a thread in another process (thread injection) 14->50 52 Maps a DLL or memory area into another process 14->52 54 Sample uses process hollowing technique 14->54 56 Queues an APC in another process (thread injection) 14->56 17 explorer.exe 14->17 injected process8 process9 19 cmd.exe 17->19         started        signatures10 38 Self deletion via cmd delete 19->38 40 Modifies the context of a thread in another process (thread injection) 19->40 42 Maps a DLL or memory area into another process 19->42 44 Tries to detect virtualization through RDTSC time measurements 19->44 22 cmd.exe 1 19->22         started        24 explorer.exe 1 153 19->24         started        process11 process12 26 conhost.exe 22->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7/
Threat name:
Win32.Trojan.Bulz
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Status:
Malicious
First seen:
2022-01-13 11:15:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
9
AV detection:
16 of 41 (39.02%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0c510fde61332c2e2aacbfa4d1b7b7c9163e135ff116b7a99191a076728566bf
Formbook
123ff9f9a3f12261b2f1b201cf6c0c009b94ccab53d22f414113dc926f9eef63
Formbook
4726f7e6956e313b3f98da2e40bfc923b6aa6f5033e90962ed10497cc5957ee1
Formbook
6d1ae3278059d592ae7c4426df9456553b8abfbc3bd90ce0f8d1792e94ae95c2
Formbook
8426bc09e01e893337a5b15b947e6f176c1eb937768c70cd4c0526b0b710523a
Formbook
96f1c5c1d23be195f1020daf8b7e179d77d6cd0b24cdda659b3af07da82b169c
Formbook
ace8d85c2f02bd3d531cd8d609d23c6d35588ecce52f40a8d129b39a6b1d7723
Formbook
c26350de480859838a7d758ce891d049c78844695c6f7e33f9ea2fecc4b4a4a9
Formbook
c3e318eafb968f401d5165bb17e765613339ce25e4e48e99ea734580fae06d84
Formbook
+ 12'664 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:lw6n rat spyware stealer trojan
Link:
https://tria.ge/reports/220113-tdf2sabce2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
8d8bf9d18936628bcb57b6e4f1c05e47b4799faaf834cf67d94ee5180de7bbc9
MD5 hash:
04eadebe417eb9f509773b4d6f768d26
SHA1 hash:
80fa2c4ca541a99d05d223bd08a277b5dc786c6b
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/171f252b-fd41-4627-be6a-2a9b9ddae871/
Parent samples :
0c510fde61332c2e2aacbfa4d1b7b7c9163e135ff116b7a99191a076728566bf
9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7
SH256 hash:
24dababb2670cdb4fdc98f11ab48e8fc0a44ce20aea877fb745280f853f9a63c
MD5 hash:
bc6f922c2742d7fcf828a0d4d0276750
SHA1 hash:
069353b0142b81289358f492e886798610f4a438
Link:
https://www.unpac.me/results/171f252b-fd41-4627-be6a-2a9b9ddae871/
SH256 hash:
1102d76935981cede43a9b30cd969917b4497105d110107916f1fe561eae91a7
MD5 hash:
25d823ece88c612e86a8369b0c2aadc4
SHA1 hash:
7db8f463fc7a4e2d4a1850b5e1ff17983679fa89
Link:
https://www.unpac.me/results/171f252b-fd41-4627-be6a-2a9b9ddae871/
SH256 hash:
4f0e640644a77a144ecbfb58433676dadc08e3a9b0281e9460914650a586f5e6
MD5 hash:
255efa977c9ee1337dcd913990b2329b
SHA1 hash:
24dfee4850704f899e6c692a5c4653459f7e5e85
Link:
https://www.unpac.me/results/171f252b-fd41-4627-be6a-2a9b9ddae871/
SH256 hash:
9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7
MD5 hash:
846940a386dd30a0fbc9833e19dd550a
SHA1 hash:
ee1ed6fe36de5886273e10f3a0d7ac8f423a0432
Link:
https://www.unpac.me/results/171f252b-fd41-4627-be6a-2a9b9ddae871/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/9fae8a9fba87/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/9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7

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:pe_imphash
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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 9fae8a9fba8705091a5c09a9d05996f0136d276f2178589948a37253ad27f6e7

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1970269/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/219082/

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