MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc. 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: 12


Intelligence 12 IOCs YARA 2 File information Comments
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SHA256 hash: 031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc
SHA3-384 hash: 0650a1b55c4c9344ff4da53a628517628516e0df4aa7e1e65b4f6312dbd2903218edea250b6bf8700e55d2bd37db95e5
SHA1 hash: b60db519dc222dbc60da3115572537b274a88c92
MD5 hash: 67d0321312650b71e1796cffd0ae3998
humanhash: six-tango-batman-october
File name:6660020210712_0-00010.XLS.exe
Download: download sample
Signature Formbook
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File size:839'168 bytes
First seen:2021-07-13 06:56:30 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'454 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:u9tjV1hR0XN5GnTOdU+CHpZszUZVxro+PrYOZ+790ikbifWiSnatmX5kIOc+y:u9hfhRvbVVpZdi5WnnaW6y
Threatray 6'509 similar samples on MalwareBazaar
TLSH T195053B2823FD9609F13BFF749F60A6049FE676669725D54E3DD0028E1421E80EE76A33
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
116
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
6660020210712_0-00010.XLS.exe
Verdict:
Malicious activity
Analysis date:
2021-07-13 07:01:40 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/df42b5e2-94bf-4a18-ab1e-a749174e7e75

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/171259/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.925-1.UNOFFICIAL
Create hunting rule

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/f17899ba-feca-4655-85bd-e77f1fa55f00
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/815335
Signature
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
Sigma detected: Suspicious Double Extension
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
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 447745 Sample: 6660020210712_0-00010.XLS.exe Startdate: 13/07/2021 Architecture: WINDOWS Score: 100 44 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->44 46 Found malware configuration 2->46 48 Malicious sample detected (through community Yara rule) 2->48 50 7 other signatures 2->50 10 6660020210712_0-00010.XLS.exe 3 2->10         started        process3 file4 36 C:\...\6660020210712_0-00010.XLS.exe.log, ASCII 10->36 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 6660020210712_0-00010.XLS.exe 10->14         started        17 6660020210712_0-00010.XLS.exe 10->17         started        19 6660020210712_0-00010.XLS.exe 10->19         started        signatures5 process6 signatures7 64 Modifies the context of a thread in another process (thread injection) 14->64 66 Maps a DLL or memory area into another process 14->66 68 Sample uses process hollowing technique 14->68 70 Queues an APC in another process (thread injection) 14->70 21 explorer.exe 14->21 injected 25 MpCmdRun.exe 1 17->25         started        process8 dnsIp9 38 fostermarketing.energy 184.168.131.241, 49739, 80 AS-26496-GO-DADDY-COM-LLCUS United States 21->38 40 www.setuseny.site 21->40 42 www.fostermarketing.energy 21->42 52 System process connects to network (likely due to code injection or exploit) 21->52 27 msiexec.exe 21->27         started        30 conhost.exe 25->30         started        signatures10 process11 signatures12 58 Modifies the context of a thread in another process (thread injection) 27->58 60 Maps a DLL or memory area into another process 27->60 62 Tries to detect virtualization through RDTSC time measurements 27->62 32 cmd.exe 1 27->32         started        process13 process14 34 conhost.exe 32->34         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-07-12 12:38:05 UTC
AV detection:
18 of 29 (62.07%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=amnpotdbgookidw2ovrsndm6fyuagbsmcqotyrxlecwk2n3e6tga._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
4d2ca668cdde851a6389ee4d0fb089d3e125e2d951dbd7201767174ecafa66ad
Formbook
66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
Formbook
6c8b4de0f39caa11127409b3ee06f410b0c5642b840f10822ad40af5745690cb
Formbook
72a002cd9cd49afe6f15c5dc2ad7e3f65471b21fd4331202183b87c7ebab7fe3
Formbook
b61a75bab2f47f346ccd0e0e58e748092b90ec271588c5aab7b9370d30c8eeda
Formbook
d457980cebdbfd785a77b0d09249f5bc8cca708f5b5e7fe607f1b538faf977c4
Formbook
e197309f79a43cdeccdc0b69344a36abc6c23fb8eef66063e4eb5cc443ee9d4d
Formbook
ee8c208f53919c701500c2383d7f2fc28ace3493a4f4c354bfedae9cffe6950f
Formbook
f4171526b06d5a9c867e81cd7d8a808fd0897209e18005fe83a969324321bacd
Formbook
+ 6'499 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210713-2ra5nexcg2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.setuseny.site/wz6a/
Unpacked files
SH256 hash:
a51d8c29bf0269106fc42c688294299ade89c1c8e57bf78be675389102eb85e5
MD5 hash:
f1b740a14a7e73e5e9e847530fd2e08e
SHA1 hash:
735ef300c5ac3bdb86f87d5b4b1fbf10adb76be7
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/83a4989c-d3bb-4ce0-8d33-612ae377119a/
Parent samples :
72a002cd9cd49afe6f15c5dc2ad7e3f65471b21fd4331202183b87c7ebab7fe3
4d2ca668cdde851a6389ee4d0fb089d3e125e2d951dbd7201767174ecafa66ad
6c8b4de0f39caa11127409b3ee06f410b0c5642b840f10822ad40af5745690cb
66e06710b095c687448e0b08240a99f84dfbfc24882a2c8c9f5b165f58469d8f
031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc
5043b6f2fb2b01edaf96f2ed748a59957da044dd826bbc3070b5d8c60252b33d
ce1c500cc108ae09a1a19f0171e5af77d090669ee75ab3835cc64d888d837db9
8ca372bae777f7250c22113f1312b38955555f48c0b1ed2aaf0c9326abe06001
50ef55dfb72ff4f84955243ea50f9fecbadbe9c4fb9cbe3078771e949b2ab589
SH256 hash:
5f5257e30cfc2caab058013ffc60f90fb8a5d780a14834e1371054290b7658e4
MD5 hash:
b0e14c3526d6623ae9b7b5f5e0efde76
SHA1 hash:
f7d127bff2dfb1100ebd55fdd12dfb7a2b382fdc
Link:
https://www.unpac.me/results/83a4989c-d3bb-4ce0-8d33-612ae377119a/
SH256 hash:
3cd22ab0206f57e8c98459a8cd9d31f0eff37b877b9857cad254ed5673cda21d
MD5 hash:
49b968280e5350c1fe83b33507809284
SHA1 hash:
83ce571732e5f42a4eb110e085d0b17944d164a1
Link:
https://www.unpac.me/results/83a4989c-d3bb-4ce0-8d33-612ae377119a/
SH256 hash:
77182d81b147e6b53578ddc02ad8b9f5a29c11a96304a7fa494ebfa450d755d6
MD5 hash:
5b0a8a6043faecd958319853c1fe1274
SHA1 hash:
3a27e9979eff53f5991d90f5bc0648100874df5c
Link:
https://www.unpac.me/results/83a4989c-d3bb-4ce0-8d33-612ae377119a/
SH256 hash:
031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc
MD5 hash:
67d0321312650b71e1796cffd0ae3998
SHA1 hash:
b60db519dc222dbc60da3115572537b274a88c92
Link:
https://www.unpac.me/results/83a4989c-d3bb-4ce0-8d33-612ae377119a/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/031af74c61339ca40eda7563268d9e2e2803064c141d3c46eb20acad3764f4cc

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
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Author:Skystars LightDefender
Description:imphash

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/171259/

Comments