MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05d6308da69a011a5f95088f5ae7d68aa09e430b05c169dc53d701776b08dd62. 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 3 File information Comments
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SHA256 hash: 05d6308da69a011a5f95088f5ae7d68aa09e430b05c169dc53d701776b08dd62
SHA3-384 hash: 418a2e7a8292b3ddb25d08cf10e66da274743dc44e19dbe991b7e65df387453dd2b58580ff6c56bd76a78134afb6393c
SHA1 hash: fc31957fd4e9793f3164062ddfa39d62fa18e60e
MD5 hash: 9588836132b1ace19a32adee8fc385d2
humanhash: floor-paris-april-cup
File name:9588836132b1ace19a32adee8fc385d2
Download: download sample
Signature Formbook
Create hunting rule
File size:775'168 bytes
First seen:2021-06-22 03:24:06 UTC
Last seen:2021-06-22 03:34:07 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:4e0YD9WFHmsu9DUjtmR20ZvSkgvLNb6QtEw2871MqekLVijoglNFb8nZWDVjNcHq:4Z0KHfARZHgvLNWBwnRMB3vZN
Threatray 5'883 similar samples on MalwareBazaar
TLSH D5F4C030399E9249F577AE781AE476E2966FBE677B07DD5C14D4234A8B23C02CF40938
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
105
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
9588836132b1ace19a32adee8fc385d2
Verdict:
Suspicious activity
Analysis date:
2021-06-22 03:27:27 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/49dafccf-b395-4d1a-8560-affdf2241d8f

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/167419/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.858.24700.27991.UNOFFICIAL
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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/6f6dc6b7-1f30-493e-9c12-32e6478d4df2
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/805703
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
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
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: 438114 Sample: 4SUQvP1k18 Startdate: 22/06/2021 Architecture: WINDOWS Score: 100 32 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->32 34 Found malware configuration 2->34 36 Malicious sample detected (through community Yara rule) 2->36 38 7 other signatures 2->38 8 4SUQvP1k18.exe 3 2->8         started        12 explorer.exe 2->12         started        process3 dnsIp4 24 C:\Users\user\AppData\...\4SUQvP1k18.exe.log, ASCII 8->24 dropped 40 Tries to detect virtualization through RDTSC time measurements 8->40 42 Injects a PE file into a foreign processes 8->42 15 4SUQvP1k18.exe 8->15         started        26 www.guidenconsultants.com 208.91.197.91, 49735, 80 CONFLUENCE-NETWORK-INCVG Virgin Islands (BRITISH) 12->26 28 www.rocketschool.net 12->28 30 3 other IPs or domains 12->30 44 System process connects to network (likely due to code injection or exploit) 12->44 18 chkdsk.exe 12->18         started        file5 signatures6 process7 signatures8 46 Modifies the context of a thread in another process (thread injection) 15->46 48 Maps a DLL or memory area into another process 15->48 50 Sample uses process hollowing technique 15->50 52 Queues an APC in another process (thread injection) 15->52 54 Tries to detect virtualization through RDTSC time measurements 18->54 20 cmd.exe 1 18->20         started        process9 process10 22 conhost.exe 20->22         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/05d6308da69a011a5f95088f5ae7d68aa09e430b05c169dc53d701776b08dd62/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-06-21 14:44:02 UTC
AV detection:
17 of 29 (58.62%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
55580a7b5ec8510e0bf498f20928778b6c7b2071a31d8332f809a7a718c66b48
Formbook
63ed0a5551f44c9081872422c0d0da08eaf1a65ee91e892aeda3f555305c2e95
Formbook
852d3890ed7348734c5f18da1141075129468263b43f82cec8ac7b3e4b9145ac
Formbook
9d090a84e1769af41a7724bfbc082e60f50a8a10cf88378a4c3ca24420aade71
Formbook
ad2a5569cb14f86fe191f54f6fecb7bf1fe389418858f5fc72e6367c9780a9f0
Formbook
af2f2ca290589cc5582a0da252931b616dc62a88f53a9f9e00e9663b3ea2548a
Formbook
af9e4af9e1c7c2991d0fe0e5eedd11a819cb5d697ef75606ae620f3b7fd20775
Formbook
d0116b0ea676a655b1d55a2b7a79fb2585c1d04803e9d1d6f9cd1da15f789138
Formbook
e8baf97ad51faed006287d1f01f921df0f677d4f056d35697158d30aa24ace9b
Formbook
f6d5091cd464ce00768476f6b2434d0a11ce48fcdf47441c6ca5ff1f643d696a
Formbook
+ 5'873 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/210622-agsb2ff2xj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.rocketschool.net/nf2/
Unpacked files
SH256 hash:
50d1c6af779aa92a8b90590cacc6dfcbff92293c12869bf3fb022c1bfaf43cb8
MD5 hash:
825082cffb92ab27d7f1049ba4764068
SHA1 hash:
9e38692d1f90018deb6128ca6ff1605179c1e28f
Link:
https://www.unpac.me/results/3a652492-ecff-416d-b578-2548ddfbc615/
SH256 hash:
05d6308da69a011a5f95088f5ae7d68aa09e430b05c169dc53d701776b08dd62
MD5 hash:
9588836132b1ace19a32adee8fc385d2
SHA1 hash:
fc31957fd4e9793f3164062ddfa39d62fa18e60e
Link:
https://www.unpac.me/results/3a652492-ecff-416d-b578-2548ddfbc615/
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/05d6308da69a011a5f95088f5ae7d68aa09e430b05c169dc53d701776b08dd62

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:korean_malware
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Rule name:pe_imphash
Create hunting rule
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 05d6308da69a011a5f95088f5ae7d68aa09e430b05c169dc53d701776b08dd62

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1387079/
Cape
Cape
https://www.capesandbox.com/analysis/167419/

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