MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f3df0a22e5b8019a86a79a232bc3578929329ad0506378b8ccea37d99b1a6b25. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: f3df0a22e5b8019a86a79a232bc3578929329ad0506378b8ccea37d99b1a6b25
SHA3-384 hash: 430b3846697b867849412ce0d6c096ad46b2e741ca617aa622e0e90817ccd9145e760de8035ee3dd248715f7c7b7d64f
SHA1 hash: d616aae476695482087c39d66269336720fdcf81
MD5 hash: 1e7e22d96504d827cce75b41ec958d22
humanhash: seven-pennsylvania-ohio-april
File name:payment slip.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'059'328 bytes
First seen:2021-12-07 16:27:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'209 x SnakeKeylogger)
ssdeep 24576:+rC72fOT4jsexmFdKxSDGDgFXOX5mJQtqyfR4tkx4ViEv/N8dlUzYehN:J7qc44dFjXOOQtqyf6tnVBN8dlUzY
Threatray 9'980 similar samples on MalwareBazaar
TLSH T15435230277F5C772D97617782A59206023B1B15A3983E36D2EE06CEF39A7F818911F87
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
178
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
payment slip.exe
Verdict:
Malicious activity
Analysis date:
2021-12-07 17:24:09 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/07166a1c-b017-46af-aa5c-52f195a8772e

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/212228/
Detection(s):
SecuriteInfo.com.Trojan.PWS.Stealer.23680.18458.14021.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Сreating synchronization primitives
Creating a process from a recently created file
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
evasive obfuscated packed
Link:
https://www.filescan.io/uploads/61af8b944d8e6f3a5e1757fd/reports/6204dfab-118e-4949-912f-42fcfa5d2dd9/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/63c106ba-1cf0-4a15-92b2-2f4549e99d86
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/903282
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Initial sample is a PE file and has a suspicious name
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 dropped file
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
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspicius Add Task From User AppData Temp
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 netsh to modify the Windows network and firewall settings
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 535757 Sample: payment slip.exe Startdate: 07/12/2021 Architecture: WINDOWS Score: 100 45 www.urbanfashionstory.com 2->45 61 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->61 63 Malicious sample detected (through community Yara rule) 2->63 65 Multi AV Scanner detection for dropped file 2->65 67 12 other signatures 2->67 11 payment slip.exe 7 2->11         started        signatures3 process4 file5 39 C:\Users\user\AppData\Roaming\SqjUAxbm.exe, PE32 11->39 dropped 41 C:\Users\user\AppData\Local\...\tmpEB81.tmp, XML 11->41 dropped 43 C:\Users\user\...\payment slip.exe.log, ASCII 11->43 dropped 73 Adds a directory exclusion to Windows Defender 11->73 15 payment slip.exe 11->15         started        18 powershell.exe 21 11->18         started        20 schtasks.exe 1 11->20         started        22 2 other processes 11->22 signatures6 process7 signatures8 75 Modifies the context of a thread in another process (thread injection) 15->75 77 Maps a DLL or memory area into another process 15->77 79 Sample uses process hollowing technique 15->79 81 Queues an APC in another process (thread injection) 15->81 24 explorer.exe 15->24 injected 28 conhost.exe 18->28         started        30 conhost.exe 20->30         started        process9 dnsIp10 47 gregorybank.com 192.185.215.105, 49801, 80 UNIFIEDLAYER-AS-1US United States 24->47 49 www.mistressflorarevel.com 141.98.132.38, 49783, 80 DEDIPATH-LLCUS Netherlands 24->49 51 www.gregorybank.com 24->51 69 System process connects to network (likely due to code injection or exploit) 24->69 71 Uses netsh to modify the Windows network and firewall settings 24->71 32 netsh.exe 24->32         started        signatures11 process12 signatures13 53 Self deletion via cmd delete 32->53 55 Modifies the context of a thread in another process (thread injection) 32->55 57 Maps a DLL or memory area into another process 32->57 59 Tries to detect virtualization through RDTSC time measurements 32->59 35 cmd.exe 1 32->35         started        process14 process15 37 conhost.exe 35->37         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/f3df0a22e5b8019a86a79a232bc3578929329ad0506378b8ccea37d99b1a6b25/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-07 02:43:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
23 of 28 (82.14%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6ppquixfxaazvbvhtirsxq2xreutfgwqkbrxrogm5i35tgy2nmsq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
05e53ece9d0242cbf17466c6746fcad32c0b97f8dd1dbf07fda951802e9bdeba
Formbook
0f83f86907255eadae1caec99da48bd60689e359e40938f12453dcb3093851ad
Formbook
1183b3a9d994c115c78d3d865d5f320340293dbc365e9a6984428fcb033a145a
Formbook
38fcdad1eb0896731f74445c04e80fd4075189b437fcde08e393a289938accfd
Formbook
734bf6dc37410e78255fb46135d5914666b39f17124efcfbc20fb005c54c75ee
Formbook
c0447d2efa01433e46c26f66e24b9d35fa30c19c13667dc4867c478b71bb95d5
Formbook
e32906edfa8d988075e6d062f5ea60f7550595eeef8f1d2177d387dc51f67a5c
Formbook
+ 9'970 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:p3mp rat spyware stealer trojan
Link:
https://tria.ge/reports/211207-tynblaedc3/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.redrebelsbaseball.com/p3mp/
Unpacked files
SH256 hash:
a19e89d77d52e63c16d7f33dac5e47dba41eb78585b7b0c375a47b72dafa5657
MD5 hash:
40b98abee2d9b3895df8709774b5508c
SHA1 hash:
f1ae7838191097807643f2c55dcc4040793e90ed
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/c795e859-d133-41ed-b793-8b904c976ceb/
Parent samples :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 hash:
ba500c08828d246c60208deeaa43f1a3c0fcaadb5622b0bf6cb1451118e7a147
MD5 hash:
dbc68e2f74bc948bf224828e483b9eeb
SHA1 hash:
c94efd5d917fe5b21ecbc99e670c602eae2ff2b0
Link:
https://www.unpac.me/results/c795e859-d133-41ed-b793-8b904c976ceb/
SH256 hash:
80855df0d7e7629d1f16cfecb7270f7db3ae6c1e32973803330862e531e69a53
MD5 hash:
2ee37952c40f8681eb58af6196d117da
SHA1 hash:
10f1c59089e1485b1440a47fbde89172dd000a29
Link:
https://www.unpac.me/results/c795e859-d133-41ed-b793-8b904c976ceb/
SH256 hash:
f3df0a22e5b8019a86a79a232bc3578929329ad0506378b8ccea37d99b1a6b25
MD5 hash:
1e7e22d96504d827cce75b41ec958d22
SHA1 hash:
d616aae476695482087c39d66269336720fdcf81
Link:
https://www.unpac.me/results/c795e859-d133-41ed-b793-8b904c976ceb/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f3df0a22e5b8019a86a79a232bc3578929329ad0506378b8ccea37d99b1a6b25

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: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.

Malspam

Formbook

Executable exe f3df0a22e5b8019a86a79a232bc3578929329ad0506378b8ccea37d99b1a6b25

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/212228/

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