MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a
SHA3-384 hash: 0e06935152acb7d2952286f7c8ae93d207e6193cc0de78c442ebd80d433275f78ae1b33640a9949bf17621d4670ce474
SHA1 hash: 09c142f27633ea0071ece961d8680293a92039f4
MD5 hash: 37160defa313df0185f3c4b863d10545
humanhash: ten-bravo-neptune-eleven
File name:alhadani Aprilorders140424.scr
Download: download sample
Signature Formbook
Create hunting rule
File size:35'328 bytes
First seen:2024-04-15 06:53:16 UTC
Last seen:2024-04-15 07:24:06 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'653 x Formbook, 12'246 x SnakeKeylogger)
ssdeep 768:X8dJtMfDFqwfQrJ/XG2Xuf/BXHFoaXcQ95+otMmEIbfTuZNJwa:fqwfQsDf5eLGMmsv
TLSH T1C8F24B2013ACD727D87D57B9A461110317F2B216B012FB9D6FE660DA2F67BD14A80FA3
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 74f4d4d4cce4e8e0 (27 x AgentTesla, 19 x Formbook, 17 x DBatLoader)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
334
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a.exe
Verdict:
Malicious activity
Analysis date:
2024-04-15 06:56:30 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/eb0dce3c-0a4b-4704-94ff-a7f842f7cadc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Launching a process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/661ccf1108ebdfcacd06153e/reports/94d7ed1c-5e1d-4525-b446-939a960daa72/overview
Verdict:
Unknown
Link:
https://www.hybrid-analysis.com/sample/b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a
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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/be5157ee-b8fa-4353-8c74-2f55923c4151
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1425986
Signature
Found direct / indirect Syscall (likely to bypass EDR)
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
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)
Multi AV Scanner detection for submitted file
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Snort IDS alert for network traffic
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: 1425986 Sample: alhadani Aprilorders140424.... Startdate: 15/04/2024 Architecture: WINDOWS Score: 100 28 www.99b6q.xyz 2->28 30 www.xn--matfrmn-jxa4m.se 2->30 32 22 other IPs or domains 2->32 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Multi AV Scanner detection for submitted file 2->48 52 4 other signatures 2->52 10 alhadani Aprilorders140424.scr.exe 15 3 2->10         started        signatures3 50 Performs DNS queries to domains with low reputation 28->50 process4 dnsIp5 40 i.imgocean.com 172.67.173.28, 443, 49699 CLOUDFLARENETUS United States 10->40 13 alhadani Aprilorders140424.scr.exe 10->13         started        process6 signatures7 64 Maps a DLL or memory area into another process 13->64 16 ZeZrMqnoENZwlhEyDmJMW.exe 13->16 injected process8 signatures9 42 Found direct / indirect Syscall (likely to bypass EDR) 16->42 19 dfrgui.exe 13 16->19         started        process10 signatures11 54 Tries to steal Mail credentials (via file / registry access) 19->54 56 Tries to harvest and steal browser information (history, passwords, etc) 19->56 58 Modifies the context of a thread in another process (thread injection) 19->58 60 2 other signatures 19->60 22 ZeZrMqnoENZwlhEyDmJMW.exe 19->22 injected 26 firefox.exe 19->26         started        process12 dnsIp13 34 www.touchclean.top 67.223.117.189, 49730, 49731, 49732 VIMRO-AS15189US United States 22->34 36 exclaimer342200213.net 84.33.215.91, 49746, 49747, 49748 SERVER24-ASINCUBATECGmbH-SrlIT Italy 22->36 38 9 other IPs or domains 22->38 62 Found direct / indirect Syscall (likely to bypass EDR) 22->62 signatures14
Score:
80%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a/
Threat name:
Win32.Trojan.Generic
Create hunting rule
Status:
Suspicious
First seen:
2024-04-15 06:53:58 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
14 of 23 (60.87%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=w3bffcbxtfliykfbv4ey27y73a2rqhkuymeyxpi5zswnicrdq45a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/240415-hn9lasbf2z/
Behaviour
Modifies Internet Explorer settings
Modifies system certificate store
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a
MD5 hash:
37160defa313df0185f3c4b863d10545
SHA1 hash:
09c142f27633ea0071ece961d8680293a92039f4
Link:
https://www.unpac.me/results/13dd35b8-3895-4b3f-a98f-b015fb1a4a55/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/b6c252883799/report/overview.html
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/b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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 b6c252883799568c28a1af098d7f1fd835181d54c3098bbd1dccacd40a23873a

(this sample)

  
Delivery method
Distributed via e-mail attachment

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 (GUARD_CF)high

Comments