MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8c16cbf4df8137db774d2cb97cc386b052ca7a0b77ee1572fe7a5fc9a5a22ae0. 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: 11


Intelligence 11 IOCs YARA 2 File information Comments
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SHA256 hash: 8c16cbf4df8137db774d2cb97cc386b052ca7a0b77ee1572fe7a5fc9a5a22ae0
SHA3-384 hash: bbb590e2ee527c86984dde3a20f28d7fc23b0ba441279a7b8b05552fd1abb9ce54f32510aeec8edda548292cbfbcf7c5
SHA1 hash: 8bb23968f5229a0b8ae49c22e90a3964a5f01122
MD5 hash: 47fcea2010c36c1b116a6cc58220ce31
humanhash: blossom-chicken-blossom-three
File name:47fcea2010c36c1b116a6cc58220ce31.exe
Download: download sample
Signature Formbook
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File size:844'800 bytes
First seen:2022-02-08 01:44:59 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:ONNuSKBCTEIUd3SoaKBYYLmR8lqSRSzfZ/vLahzrx9tpuNYwtT3biP+N+RWLf0J8:OuSKB1SqBY+DSd7cx9tpA7rZGG
Threatray 13'266 similar samples on MalwareBazaar
TLSH T1B105D0AC7661B9EFC41BCD329AA87C60A63031B793CBC207911716589E4DEA7DF044B7
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 :
171
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/237380/
Detection(s):
SecuriteInfo.com.PUA.EmbeddedEXE-1.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/6201cb294077c8b9a01e9418/reports/09408e88-3233-46a5-94eb-93182cd1f8fa/overview
Result
Verdict:
UNKNOWN
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/a149c847-c507-4ebd-80f8-feedab3efe94
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/935748
Signature
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
Self deletion via cmd delete
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: 568226 Sample: 1ZeeVdqO7a.exe Startdate: 08/02/2022 Architecture: WINDOWS Score: 100 32 Found malware configuration 2->32 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus detection for URL or domain 2->36 38 7 other signatures 2->38 9 1ZeeVdqO7a.exe 3 2->9         started        process3 file4 28 C:\Users\user\AppData\...\1ZeeVdqO7a.exe.log, ASCII 9->28 dropped 50 Tries to detect virtualization through RDTSC time measurements 9->50 52 Injects a PE file into a foreign processes 9->52 13 1ZeeVdqO7a.exe 9->13         started        16 1ZeeVdqO7a.exe 9->16         started        signatures5 process6 signatures7 54 Modifies the context of a thread in another process (thread injection) 13->54 56 Maps a DLL or memory area into another process 13->56 58 Sample uses process hollowing technique 13->58 60 Queues an APC in another process (thread injection) 13->60 18 cmmon32.exe 13->18         started        21 explorer.exe 13->21 injected process8 dnsIp9 40 Self deletion via cmd delete 18->40 42 Modifies the context of a thread in another process (thread injection) 18->42 44 Maps a DLL or memory area into another process 18->44 46 Tries to detect virtualization through RDTSC time measurements 18->46 24 cmd.exe 1 18->24         started        30 www.rab.bet 193.119.61.188, 80 TPG-INTERNET-APTPGTelecomLimitedAU Australia 21->30 48 System process connects to network (likely due to code injection or exploit) 21->48 signatures10 process11 process12 26 conhost.exe 24->26         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/8c16cbf4df8137db774d2cb97cc386b052ca7a0b77ee1572fe7a5fc9a5a22ae0/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2022-02-08 01:45:15 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
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Similar samples:
28b7c509a791caa6448666e9ea27d735770665cce23d0ca8a05404f41db299ec
Formbook
3090eb9593159bb7832f0d55b935396e585d8095b4c7c5f07922848a41a20d70
Formbook
534bf82b9bfdae2bd4afd8a8441237b69d926a5bf4d250f076b47b1377305f8f
Formbook
7ed04ae044306c081040b3b0711a8d2fc725996e5f529a94c7ca88b56a944d75
Formbook
8e079aa4afe26627a784ac447071b5dcd460ba1393851199e21da312a6ff2f18
Formbook
8eedc524cbcf57998c67472c72d0db19becad221e770bea32486deb9661d3fd4
Formbook
96de11fc0f948fc3039f297475ba8abfcedaa7a9718634359286fe49156cd216
Formbook
9fa1cc5263270e7856695780225b4084962371dac2f5d7a921d782dc862f0d05
Formbook
c026113c33af8599afd82bb769c25eea7ac5f1212576c4306347a54a8fd5ed1b
Formbook
d5f77ba2b2ad58cfad5ae3111994ad0f889967e6d4f67ecb9cedf1b8f10a6149
Formbook
+ 13'256 additional samples on MalwareBazaar
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:qugo rat spyware stealer trojan
Link:
https://tria.ge/reports/220208-b6fmlsbgh5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Drops file in Windows directory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
fd1cb547ff1500174018e7ab3eea419a830d951b2d43ae31d3828d2a2da6a63d
MD5 hash:
4bf2f0d3497ff405174d0c95e000f829
SHA1 hash:
d7e7f210d1f854b3e99ced28e977bc0cb4e49b33
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/82b10167-f841-44e1-bd01-f373230badd1/
Parent samples :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 hash:
0cc119786b104cf0aa261a208bf38802b339774ff3d7a42afcd8329d2d7d21c9
MD5 hash:
263b5190f7ac42d83c756dcdf38147bb
SHA1 hash:
78f419fe3936ed7d603706c47230cd3e6ff79ffe
Link:
https://www.unpac.me/results/82b10167-f841-44e1-bd01-f373230badd1/
SH256 hash:
2360436bb95d02bed7a8f976d91c9f0a1c126726a8147e7f0afd04ca385452b8
MD5 hash:
9ac6301a22d60d56ff7b0be2921a2879
SHA1 hash:
2184e7d90cf55162d2d8cb9cdfc58f092b573047
Link:
https://www.unpac.me/results/82b10167-f841-44e1-bd01-f373230badd1/
SH256 hash:
8c16cbf4df8137db774d2cb97cc386b052ca7a0b77ee1572fe7a5fc9a5a22ae0
MD5 hash:
47fcea2010c36c1b116a6cc58220ce31
SHA1 hash:
8bb23968f5229a0b8ae49c22e90a3964a5f01122
Link:
https://www.unpac.me/results/82b10167-f841-44e1-bd01-f373230badd1/
Malware family:
FormBook
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8c16cbf4df81/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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.

Web download

Formbook

Executable exe 8c16cbf4df8137db774d2cb97cc386b052ca7a0b77ee1572fe7a5fc9a5a22ae0

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/237380/
  
URLhaus
https://urlhaus.abuse.ch/url/1986800/
  
Delivery method
Distributed via web download

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