MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8. 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: 8


Intelligence 8 IOCs YARA 21 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8
SHA3-384 hash: 584357c59a1e2e94133dd6d001c5ae19f417b2c83e8b801dc7b8a35f768469840a10f5e6ba7f60f04fa2d7ca6163e095
SHA1 hash: db71666a27951e7d7e84acedaa970bacbda5344a
MD5 hash: b4778690922345db939d659cfd8cc5f5
humanhash: ten-hot-moon-cold
File name:ADVANCE PAYMENT FOR ORDER #249390.zip
Download: download sample
Signature Formbook
Create hunting rule
File size:604'935 bytes
First seen:2023-10-31 14:10:34 UTC
Last seen:Never
File type: zip
MIME type:application/zip
ssdeep 12288:ovO1JLEwa9sItEH59zZdcTi6/womT80AAksRf0+zQW:d1JU99t09zvcTDIo3WRf0Q
TLSH T191D423C426AB63D6AD9C2FB8C551910DD348BF6DC3242F75B7FA23908970BA63919313
TrID 80.0% (.ZIP) ZIP compressed archive (4000/1)
20.0% (.PG/BIN) PrintFox/Pagefox bitmap (640x800) (1000/1)
Reporter cocaman
Tags:FormBook payment zip


Avatar
cocaman
Malicious email (T1566.001)
From: ""Cobe-BUSHJET SZX" <project19_szx@bushjet.com>" (likely spoofed)
Received: "from bushjet.com (unknown [79.110.62.128]) "
Date: "31 Oct 2023 15:09:03 +0100"
Subject: "ADVANCE PAYMENT FOR ORDER #249390"
Attachment: "ADVANCE PAYMENT FOR ORDER #249390.zip"

Intelligence

File Origin
# of uploads :
1
# of downloads :
124
Origin country :
CH CH
File Archive Information

This file archive contains 1 file(s), sorted by their relevance:

File name:ADVANCE PAYMENT FOR ORDER #249390.exe
File size:625'152 bytes
SHA256 hash: 3ea69a1a0c5cc196a71ab1d7754abe0683813ff321d59d731bb72d2d3d076f3f
MD5 hash: 71456b88afd252a9a3637536edfb7476
MIME type:application/x-dosexec
Signature Formbook
Vendor Threat Intelligence
Detection(s):
Sanesecurity.Foxhole.Zip_fn45.UNOFFICIAL
Create hunting rule

Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.738.406.32094.UNOFFICIAL
Create hunting rule

Result
Verdict:
Unknown
File Type:
PE File
Link:
https://app.docguard.net/5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8/results/dashboard
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/65410af74ebf05ac3f3fc131/reports/3931d0f5-c221-4d8a-af6a-924ec5680aee/overview
Verdict:
Malicious
Labled as:
Troj/Krypt
Link:
https://www.hybrid-analysis.com/sample/5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8
Result
Verdict:
MALICIOUS
Link:
https://labs.inquest.net/dfi/sha256/5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Score:
100%
Verdict:
Malware
File Type:
Archive
Link:
https://malprob.io/report/5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-10-31 08:23:36 UTC
File Type:
Binary (Archive)
Extracted files:
10
AV detection:
19 of 37 (51.35%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lw46u74mkspo27ueqnub5wnuhswxksclu2qitr2b6ujtddgdddua._file
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/231031-sjgd3acc28/
Behaviour
Modifies Internet Explorer settings
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Loads dropped DLL
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8

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:DebuggerCheck__GlobalFlags
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Active
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerHiding__Thread
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:maldoc_getEIP_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:MD5_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for MD5 constants
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:pe_imphash
Create hunting rule
Rule name:pe_no_import_table
Create hunting rule
Description:Detect pe file that no import table
Rule name:RIPEMD160_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for RIPEMD-160 constants
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:SHA1_Constants
Create hunting rule
Author:phoul (@phoul)
Description:Look for SHA1 constants
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_g0
Create hunting rule
Author:Slavo Greminger, SWITCH-CERT
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

zip 5db9ea7f8c549eed7e8483681ed9b43cad75484ba6a089c741f513318cc318e8

(this sample)

Formbook

Executable exe 3ea69a1a0c5cc196a71ab1d7754abe0683813ff321d59d731bb72d2d3d076f3f

  
Delivery method
Distributed via e-mail attachment
  
Dropping
SHA256 3ea69a1a0c5cc196a71ab1d7754abe0683813ff321d59d731bb72d2d3d076f3f
  
Dropping
Formbook
  
Dropping
MD5 71456b88afd252a9a3637536edfb7476

Comments