MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3612932b02e0e97ec1ddac955833b9e572ca1c2d93fdc12c47e4ac6021459bc9. 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: 10


Intelligence 10 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3612932b02e0e97ec1ddac955833b9e572ca1c2d93fdc12c47e4ac6021459bc9
SHA3-384 hash: 040cb8b3c9ff205e3f10d70ff5df04bb8a98cf326ebd0d1103eabf07f3df03b4f66182a2615f8bef9b7760c79357f7d3
SHA1 hash: d331612a2ca4f969836c1f7096a0f495b8f3fe66
MD5 hash: f3c80cbdd6e161254de2ba09ba2aab0d
humanhash: utah-batman-artist-happy
File name:3287392929847.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'132'032 bytes
First seen:2021-06-28 19:19:05 UTC
Last seen:2021-06-28 19:33:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'742 x AgentTesla, 19'606 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:wzIG9sqBmjAdJtNC9pi71em0vKFGNGZR1XIQ9wieqsd6TvLLdmjsoFmMRS+:4IG9sqBmja8uhJFMwZbYk2qskTLoVx
Threatray 5'247 similar samples on MalwareBazaar
TLSH 7E359D8DFB88BF9AD06D2F36C02702AC82EDC5177377F7AF19C569E155126064A1F08A
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
109
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
3287392929847.exe
Verdict:
Malicious activity
Analysis date:
2021-06-28 19:21:05 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/758ac580-962b-4aaf-8fa2-cd096b686d4b

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/168620/
Detection(s):
Porcupine.MSIL.Kryptik.ABRC.100836.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/5d6ff799-ea07-4461-ab78-401b9f7c2bde
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/808988
Signature
.NET source code contains very large array initializations
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
Injects a PE file into a foreign processes
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: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 441399 Sample: 3287392929847.exe Startdate: 28/06/2021 Architecture: WINDOWS Score: 100 34 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->34 36 Found malware configuration 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 7 other signatures 2->40 8 3287392929847.exe 15 4 2->8         started        12 explorer.exe 2->12         started        process3 dnsIp4 24 C:\Users\user\AppData\...\AddInProcess32.exe, PE32 8->24 dropped 26 C:\Users\user\...\3287392929847.exe.log, ASCII 8->26 dropped 42 Writes to foreign memory regions 8->42 44 Hides that the sample has been downloaded from the Internet (zone.identifier) 8->44 46 Injects a PE file into a foreign processes 8->46 15 AddInProcess32.exe 8->15         started        28 komputiko.com 5.189.151.178, 49746, 80 CONTABODE Germany 12->28 30 www.uphresh.com 12->30 32 7 other IPs or domains 12->32 48 System process connects to network (likely due to code injection or exploit) 12->48 18 svchost.exe 12->18         started        file5 signatures6 process7 signatures8 50 Modifies the context of a thread in another process (thread injection) 15->50 52 Maps a DLL or memory area into another process 15->52 54 Sample uses process hollowing technique 15->54 56 Queues an APC in another process (thread injection) 15->56 58 Tries to detect virtualization through RDTSC time measurements 18->58 20 cmd.exe 1 18->20         started        process9 process10 22 conhost.exe 20->22         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/3612932b02e0e97ec1ddac955833b9e572ca1c2d93fdc12c47e4ac6021459bc9/
Threat name:
ByteCode-MSIL.Trojan.Tnega
Create hunting rule
Status:
Malicious
First seen:
2021-06-28 03:44:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
87
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gyjjgkyc4dux5qo5vskvqm5z4vzmuhbnsp64clch4swgaikftpeq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0fa8114ac4b5c4ff6727117699cb2f702be6cf0a6c54ad147fefc1620f32f6aa
Formbook
6116dfa4c8a11409b07bf99e7be47096aa08b0891e730c70f3b1c2c9fabd0fe9
Formbook
679ce1d895289ba4b92a72e1e1c00d3698395afcbe99474308092cb3cf4272fc
Formbook
914c79c23d30b4df795779800b6e14ac42bec2dc618d11d7c0b526960fc6283c
Formbook
a677db1e19ef0ff96a19fb973e8505296ca98d69c2eb7f97c18f097b6786f9b7
Formbook
a86f792a5a3d424b756508cb462d3ca9b454f2513a5471df5d41da33649748e9
Formbook
b0cb75ec80235b836d03b9dc5d5c0869f01e914f558803db9c15ad978c033dd1
Formbook
d9bdfeb51aaa4192014f7263a7613a7cc812d3e7fbfbf5fcee5458ca1e58c04b
Formbook
ec744aeae689c95f44a24eb398e65c3a722595de5504db84b2e41488f30a7510
Formbook
fb1efc79e627fcc4485b3bbde9d948f673172715a7fb165f373f79ba31671fb8
Formbook
+ 5'237 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook agilenet rat spyware stealer trojan
Link:
https://tria.ge/reports/210628-y9tpwzvz7j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Obfuscated with Agile.Net obfuscator
Executes dropped EXE
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.lf712.com/lbty/
Unpacked files
SH256 hash:
3612932b02e0e97ec1ddac955833b9e572ca1c2d93fdc12c47e4ac6021459bc9
MD5 hash:
f3c80cbdd6e161254de2ba09ba2aab0d
SHA1 hash:
d331612a2ca4f969836c1f7096a0f495b8f3fe66
Link:
https://www.unpac.me/results/a9b631ae-9627-481d-93a7-3d835e6f288f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.51
Link:
https://yomi.yoroi.company/submissions/3612932b02e0e97ec1ddac955833b9e572ca1c2d93fdc12c47e4ac6021459bc9

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
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/168620/

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