MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718. 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: 16


Intelligence 16 IOCs YARA 10 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718
SHA3-384 hash: 34e2c8212fdfe93a27ab3deb8c1718acf3c38904235ceff57c9edd058175e6bc48283a5d928817b16408d651eaa1bfec
SHA1 hash: 12d4d5a6776f2b73cf2323631f3a6f444929603c
MD5 hash: 4bafd72271ca168c9c09559f8ae0de51
humanhash: nineteen-avocado-quebec-nineteen
File name:a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718
Download: download sample
Signature Formbook
Create hunting rule
File size:742'400 bytes
First seen:2025-04-07 14:00:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'750 x AgentTesla, 19'656 x Formbook, 12'248 x SnakeKeylogger)
ssdeep 12288:bwxlloF9a5n4n/vRVr9wQD2iM8piKikqVR3cJ4yeRCrpPQTMhijTjLe:bwlmag/vRVRJif/yGK4JRCtPQT93e
Threatray 2'956 similar samples on MalwareBazaar
TLSH T154F412121A9ADC13C0861FB81950D5F933F48EDEA510D7A36FEABEAFB5393412581393
TrID 69.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.0% (.EXE) Win64 Executable (generic) (10522/11/4)
6.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win32 Executable (generic) (4504/4/1)
1.9% (.EXE) Win16/32 Executable Delphi generic (2072/23)
Magika pebin
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
1'147
Origin country :
HU HU
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/1064/
Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67f3da79e011fe619fac00b8
Tags:
shell virus spawn
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Adding an exclusion to Microsoft Defender
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/67f3da732d430c849e0ab79b/reports/70237da1-b1dc-4547-a916-c458074d0ed3/overview
Verdict:
Malicious
Labled as:
Jalapeno.Generic
Link:
https://www.hybrid-analysis.com/sample/a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d4052784-688d-4906-8bd4-0f114a4456da
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1658365
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1658365 Sample: BBjDSx0iWh.exe Startdate: 07/04/2025 Architecture: WINDOWS Score: 100 46 www.ticquan.xyz 2->46 48 www.matindi.xyz 2->48 50 19 other IPs or domains 2->50 60 Suricata IDS alerts for network traffic 2->60 62 Antivirus detection for URL or domain 2->62 64 Multi AV Scanner detection for submitted file 2->64 68 5 other signatures 2->68 10 BBjDSx0iWh.exe 4 2->10         started        14 svchost.exe 1 1 2->14         started        signatures3 66 Performs DNS queries to domains with low reputation 48->66 process4 dnsIp5 38 C:\Users\user\AppData\...\BBjDSx0iWh.exe.log, ASCII 10->38 dropped 72 Adds a directory exclusion to Windows Defender 10->72 17 BBjDSx0iWh.exe 10->17         started        20 powershell.exe 23 10->20         started        52 127.0.0.1 unknown unknown 14->52 file6 signatures7 process8 signatures9 54 Maps a DLL or memory area into another process 17->54 22 NWI5dqSHLkIugbK3KW6VJ.exe 17->22 injected 56 Loading BitLocker PowerShell Module 20->56 25 WmiPrvSE.exe 20->25         started        27 conhost.exe 20->27         started        process10 signatures11 70 Found direct / indirect Syscall (likely to bypass EDR) 22->70 29 SndVol.exe 13 22->29         started        process12 signatures13 74 Tries to steal Mail credentials (via file / registry access) 29->74 76 Tries to harvest and steal browser information (history, passwords, etc) 29->76 78 Modifies the context of a thread in another process (thread injection) 29->78 80 3 other signatures 29->80 32 NWI5dqSHLkIugbK3KW6VJ.exe 29->32 injected 36 firefox.exe 29->36         started        process14 dnsIp15 40 www.kakupi.info 47.83.1.90, 49977, 49978, 49979 VODANETInternationalIP-BackboneofVodafoneDE United States 32->40 42 www.lianlianzhibo.net 192.186.58.31, 49864, 49990, 80 PING-GLOBAL-ASPingGlobalAmsterdamPOPASNNL United States 32->42 44 7 other IPs or domains 32->44 58 Found direct / indirect Syscall (likely to bypass EDR) 32->58 signatures16
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718/
Threat name:
Win32.Trojan.Jalapeno
Create hunting rule
Status:
Malicious
First seen:
2025-03-21 11:53:49 UTC
File Type:
PE (.Net Exe)
Extracted files:
7
AV detection:
29 of 36 (80.56%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=u2iy6nhw5rvwcnkkrd2coxpesk7qrlcxaus3o3sayeppg56ik4ma._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
Similar samples:
4202869e06b4222e01572937bd3ea6b1a1a8f7f2f48e8b8127be018248ed66b8
Formbook
769cba836f991b58e8f70ebecb20c4e34fc5e1d1fc7c031b8fc704f43676d83a
Formbook
8671b523e51639f2655a3a66c01cc6b9d6db29eff0ad4c052560b137cc373f86
Formbook
b68768d198b634640052e1541b761c4940795292cb1bc0cd4349a7c9d1292da8
Formbook
+ 2'946 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution
Link:
https://tria.ge/reports/250407-ra312a1xex/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/88d22c3d-162c-4e0d-8e48-2e85cf675ab2
Unpacked files
SH256 hash:
a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718
MD5 hash:
4bafd72271ca168c9c09559f8ae0de51
SHA1 hash:
12d4d5a6776f2b73cf2323631f3a6f444929603c
Link:
https://www.unpac.me/results/ff3860b5-2ab1-4e3c-841c-4e3dc4b7621b/
SH256 hash:
45090736995073d956f6d1d7492a48aa6aff25247d44367c462d98acc416b8fa
MD5 hash:
f0dc051742401253a4b4b9ae8fec75b7
SHA1 hash:
03c822d0169724340993b2ae671e749c1e2ee6ba
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/ff3860b5-2ab1-4e3c-841c-4e3dc4b7621b/
Parent samples :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 hash:
9a45ca5d31f759f459fc64d4906dd6ea00873e3553b86996113c601f271f3e20
MD5 hash:
9d3a634a5db862f37564d4fd9446d520
SHA1 hash:
eb0fe6f03c9d4296c4130bb6dc5d97fe687a18e9
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/ff3860b5-2ab1-4e3c-841c-4e3dc4b7621b/
SH256 hash:
fc6795eea254ce3fba9b3d460ee522248702163fa7f0c6a393fd501eb484f154
MD5 hash:
38e49fe7bb938d5ecbdd15621c86cdb6
SHA1 hash:
f56ff6479672106b6fdcd7e317f97415e01fb8cd
Link:
https://www.unpac.me/results/ff3860b5-2ab1-4e3c-841c-4e3dc4b7621b/
SH256 hash:
750ea86c4653d26466f07091e66331cef155faf328d90627314f8e24aca0cbf6
MD5 hash:
32ac9c022ab066a847bcef5f3c04d6c3
SHA1 hash:
9de1ccad57aa1aa368173bf544984620f5a90ba8
Link:
https://www.unpac.me/results/ff3860b5-2ab1-4e3c-841c-4e3dc4b7621b/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a6918f34f6ec/report/overview.html
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/a6918f34f6ec6b61354a88f4275de492bf08ac570525b76e40c11ef377c85718

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:Formbook
Create hunting rule
Author:kevoreilly
Description:Formbook Payload
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: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:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information

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

Cape
Cape
https://www.capesandbox.com/analysis/1064/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments