MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3b2c92e7d412afc8e5aa4c1faf3d30471425c684703cd61cb97face159dac9ac. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
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SHA256 hash: 3b2c92e7d412afc8e5aa4c1faf3d30471425c684703cd61cb97face159dac9ac
SHA3-384 hash: 4ff253a29305d93f7a88cadba8a9d55ad6b54b567d64f3a447ff4890209326e8c543cebd88ee27b178450d1365bdd327
SHA1 hash: 65d317cf88c097b083adc8a1a4258ed35c6336fe
MD5 hash: 05693d30a258095b919c382e469e420e
humanhash: seventeen-wolfram-william-july
File name:01PDF.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:747'520 bytes
First seen:2021-08-09 14:25:06 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:3BlxN2iNeHK7zY5DczFF++iyFMrVTgOTARMoQboRkmg27mEfoAyRjgJ:3Bl71bMDKb+0FMZ7o6j27mEXyRA
Threatray 6'764 similar samples on MalwareBazaar
TLSH T18DF4F1222AE8D746F93E277A1560204203F6E51ED733D91EBDC524ED5F6AF80C562B23
Reporter Anonymous
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
203
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
01PDF.exe
Verdict:
Malicious activity
Analysis date:
2021-08-09 14:35:24 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/e4983fbe-3e4b-4021-9afd-2795304c5012

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/177625/
Detection(s):
SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Creating a process from a recently created file
Deleting a recently created file
Unauthorized injection to a recently created process
Creating a file
Launching cmd.exe command interpreter
Creating a window
Sending a UDP request
Launching a process
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling autorun by creating a file
Unauthorized injection to a system process
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:
Generic Malware
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/eea0c09d-1d4a-46a1-adb9-4f0f8c8501fd
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/829694
Signature
Adds a directory exclusion to Windows Defender
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Powershell Defender Exclusion
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
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 signatures2 2 Behavior Graph ID: 462121 Sample: 01PDF.exe Startdate: 09/08/2021 Architecture: WINDOWS Score: 100 52 Found malware configuration 2->52 54 Malicious sample detected (through community Yara rule) 2->54 56 Multi AV Scanner detection for dropped file 2->56 58 9 other signatures 2->58 10 01PDF.exe 7 2->10         started        process3 file4 40 C:\Users\user\AppData\RoamingaQVrFOP.exe, PE32 10->40 dropped 42 C:\Users\user\AppData\Local\...\tmp77AE.tmp, XML 10->42 dropped 44 C:\Users\user\AppData\Local\...\01PDF.exe.log, ASCII 10->44 dropped 60 Uses schtasks.exe or at.exe to add and modify task schedules 10->60 62 Adds a directory exclusion to Windows Defender 10->62 64 Tries to detect virtualization through RDTSC time measurements 10->64 66 Injects a PE file into a foreign processes 10->66 14 01PDF.exe 10->14         started        17 powershell.exe 23 10->17         started        19 powershell.exe 25 10->19         started        21 2 other processes 10->21 signatures5 process6 signatures7 68 Modifies the context of a thread in another process (thread injection) 14->68 70 Maps a DLL or memory area into another process 14->70 72 Sample uses process hollowing technique 14->72 74 Queues an APC in another process (thread injection) 14->74 23 explorer.exe 14->23 injected 25 conhost.exe 17->25         started        27 conhost.exe 19->27         started        29 conhost.exe 21->29         started        31 conhost.exe 21->31         started        process8 process9 33 svchost.exe 23->33         started        signatures10 46 Modifies the context of a thread in another process (thread injection) 33->46 48 Maps a DLL or memory area into another process 33->48 50 Tries to detect virtualization through RDTSC time measurements 33->50 36 cmd.exe 33->36         started        process11 process12 38 conhost.exe 36->38         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/3b2c92e7d412afc8e5aa4c1faf3d30471425c684703cd61cb97face159dac9ac/
Threat name:
ByteCode-MSIL.Spyware.Noon
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Status:
Malicious
First seen:
2021-08-09 14:26:05 UTC
AV detection:
16 of 27 (59.26%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hmwjfz6uckx4rznkjqp26pjqi4kclrueoa6nmhfzp6wocwo2zgwa._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
18030a9ea4cf60ea858db8b302cdd94962069f232be6212787ad1ddca0bbbe54
Formbook
1af16016b5773b6d22f0d0e5f93392e909d3505d22ef1cefb8127798de67760f
Formbook
2ead77594bc7d6fb376764fad896f830955a1ac70155c0f9feb42299f5c788a9
Formbook
448d2ecff6d2b8cf7a5da39c4be57e4bb991fcf35a1a6bfbe24f0430684fc59c
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743f890d93b9f2974c3770efbd0c9f07e0a866542d45572ccf47946673b60874
Formbook
79292dbee87727fd79dad21b0c2679bb7488ac53bc93d90ec8d3060d746882b1
Formbook
7fe042e93ace8e9e3ac6c6b4f14847addc613c3c710a3e2bb63d36e4e188ec72
Formbook
9a51a3cc373a659071b939aabb27ed28c324e0e5ee7eb68967de657158e3c09f
Formbook
e14a0391577635a7e1121a2ff8c81df2c7d2787015c83839665c469a24f9ce0f
Formbook
f3ddc95f31cacb29b7ec70b8dd6f0fb5befb759f7044e491b269417e91037d1d
Formbook
+ 6'754 additional samples on MalwareBazaar
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:owt8 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/210809-g24sybkv22/
Behaviour
Creates scheduled task(s)
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.bacha1.com/owt8/
Unpacked files
SH256 hash:
e37ce6642e7e50272324a34a25dfecaf628f699a75c2821fc841dc3eef5025b1
MD5 hash:
c8d909e185a3c7470672debe635d7921
SHA1 hash:
e7e9be760fdcf6787870f565754978f86a9418ae
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/18502cce-f76a-4558-bd6b-705e303a98b4/
SH256 hash:
f7e1f272d60e46905657786466379db739d9f329c1750258ee374778a72a4548
MD5 hash:
cc181ca1450a333de861740b61b14ea4
SHA1 hash:
5d358457f44763117143594cc6a12ecda82dfec1
Link:
https://www.unpac.me/results/18502cce-f76a-4558-bd6b-705e303a98b4/
SH256 hash:
ed0dd1e2260da7b03c8b80e0b45e8fef44be722c1e8c41e078c1a25ed0d18ecc
MD5 hash:
6057ce35bd926dd6d49dedfa9cc18372
SHA1 hash:
1f4e44e1740ffbd91129ac3a37d22845bc52c158
Link:
https://www.unpac.me/results/18502cce-f76a-4558-bd6b-705e303a98b4/
SH256 hash:
3b2c92e7d412afc8e5aa4c1faf3d30471425c684703cd61cb97face159dac9ac
MD5 hash:
05693d30a258095b919c382e469e420e
SHA1 hash:
65d317cf88c097b083adc8a1a4258ed35c6336fe
Link:
https://www.unpac.me/results/18502cce-f76a-4558-bd6b-705e303a98b4/
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/3b2c92e7d412afc8e5aa4c1faf3d30471425c684703cd61cb97face159dac9ac

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
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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.

  
Delivery method
Distributed via e-mail link
Cape
Cape
https://www.capesandbox.com/analysis/177625/

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