MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 157b65691069af6dacc64c99c9ae93a36377a97bf4030480ffc1f507db917a64. 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 3 File information Comments
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SHA256 hash: 157b65691069af6dacc64c99c9ae93a36377a97bf4030480ffc1f507db917a64
SHA3-384 hash: 2ae97f623f6a793af29366dd23825e56d23706a750bd3e7687cafb52d36f090196de060dc5d2226c013f949014d30c15
SHA1 hash: 83f9d9018993dc3057b90e9dd893961b63a32fab
MD5 hash: 80917a81c89d5f741f6b1056642f912d
humanhash: tango-uranus-quebec-neptune
File name:คำสั่งการชำระเงิน.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:829'440 bytes
First seen:2021-09-20 12:19:07 UTC
Last seen:2021-09-20 20:17:41 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:q5MTdNL87smtiK5oyZv848cJd5uKxE26pIqBSjDk0q6gqvt:dB+FoM5Jd/6qq40IgCt
Threatray 9'391 similar samples on MalwareBazaar
TLSH T138059EC17D47D8ABF4DF2AB3986FC12015656E9D9121C73D2682BA2B55F3302309BE4E
File icon (PE):PE icon
dhash icon b282b8a4a6929e9e (23 x Formbook, 20 x AgentTesla, 9 x SnakeKeylogger)
Reporter ankit_anubhav
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
169
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
virus.7z
Verdict:
Malicious activity
Analysis date:
2021-09-20 08:03:55 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/232a1240-2214-4e4c-ac85-ef8414c2b490

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Program.Win32.Wacapew.Cml.5191.27727.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/1c5bdd00-a383-45f3-982f-2cc64b8cd35b
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/854016
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
Self deletion via cmd delete
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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 486443 Sample: 34#U0e19.exe Startdate: 20/09/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 7 other signatures 2->42 10 34#U0e19.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\34#U0e19.exe.log, ASCII 10->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 10->56 58 Injects a PE file into a foreign processes 10->58 14 34#U0e19.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 14->17 injected process8 dnsIp9 30 www.unlimiteddecorations.com 17->30 32 www.joshwiliam.online 17->32 34 3 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Uses ipconfig to lookup or modify the Windows network settings 17->46 21 ipconfig.exe 17->21         started        signatures10 process11 signatures12 48 Self deletion via cmd delete 21->48 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/157b65691069af6dacc64c99c9ae93a36377a97bf4030480ffc1f507db917a64/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-09-20 12:20:13 UTC
AV detection:
16 of 27 (59.26%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0c3748f23fb4ade0edb0e497f0f39adc528cec04ac7530e15e3f5baad6b69567
Formbook
1ab3c31624f7aed4e2ec9feecee3cff24e8904709800508e13b6526369e02236
Formbook
2603b0dcc1b176f9d981e0c683ab8407fb8040f5674fd21c2fbdfb3bf963982c
Formbook
5281533c78892f2b571668ef9c770ce9c04ee249397040db9b5975ed47601474
Formbook
6bcdb1b6795c22308aee5d390cfae409d21a3238a304466dd54c1dee43570afd
Formbook
92b86a3617c61eedc7c080cf52283c060da54017337b6376790e5a34a360fdfa
Formbook
960cd364b10841b71b638aca1807d5667cf340e76102389d45d7df4c17401ed2
Formbook
b5ac8902c4d239f5f72366876e99a586d3aaafe45c9a9e098c8ded9a2db7615c
Formbook
c32dee06d3afee022d74b45536699ed2d6458d39dff35d4830cb9febecdb8143
Formbook
d39ec2fb7fa07bb6886173571262d2324d96b6e879ccc4f2cea46ece183e576a
Formbook
+ 9'381 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  3/10
Tags:
n/a
Link:
https://tria.ge/reports/210920-phstxseag8/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
Unpacked files
SH256 hash:
4cab108c569e37f681ac95ff3e686464bf9dac0b611b988e675450d32376c96f
MD5 hash:
694fa1810ce7446af09cc626fc5b611b
SHA1 hash:
cf439be9e9724c18b9ccc54f59e6d6b3d8ae3a2c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6228ef44-a450-4a54-91a7-6b9b7351af2f/
Parent samples :
157b65691069af6dacc64c99c9ae93a36377a97bf4030480ffc1f507db917a64
af0af3ebf3ac231ad77dbe4cbfa0fb2d48312d4ca0b5431081046ab09aa3b552
SH256 hash:
cac8b347040a359c02ae5e658d3d76230c7dd7eb33505605ed0b9bc49ff268c7
MD5 hash:
71a894ff252c767b80d65ab1e54fda2b
SHA1 hash:
bcc4ff628585ca28b8b0f2c30e63049b910d4d49
Link:
https://www.unpac.me/results/6228ef44-a450-4a54-91a7-6b9b7351af2f/
SH256 hash:
72dbf9e65b598f7ac4530c80c84241cc26a11e9b91c4d920f379aca3e87bd1d8
MD5 hash:
256f592183de8fd7b6c90cb2a02c67fa
SHA1 hash:
b32b48a06e24fcdd5a749217f89411943bf24242
Link:
https://www.unpac.me/results/6228ef44-a450-4a54-91a7-6b9b7351af2f/
SH256 hash:
e7a60adbdb9c95bab8b1072544a68e07197cfeed9ff709eb296b4cda275cc90f
MD5 hash:
bf4dfdf69d1f4b34e4b278772bac0623
SHA1 hash:
73a6f0d902275f7bf9bf5237946e860f4e9544f4
Link:
https://www.unpac.me/results/6228ef44-a450-4a54-91a7-6b9b7351af2f/
SH256 hash:
157b65691069af6dacc64c99c9ae93a36377a97bf4030480ffc1f507db917a64
MD5 hash:
80917a81c89d5f741f6b1056642f912d
SHA1 hash:
83f9d9018993dc3057b90e9dd893961b63a32fab
Link:
https://www.unpac.me/results/6228ef44-a450-4a54-91a7-6b9b7351af2f/
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/157b65691069af6dacc64c99c9ae93a36377a97bf4030480ffc1f507db917a64

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: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.

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