MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2. 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: 15


Intelligence 15 IOCs YARA 7 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2
SHA3-384 hash: 3ab45670351e60141d6f5d892a15b38cb8e4728c848309c00739a1fe135196c6ab8bd242f259954faaffe21a06f572e9
SHA1 hash: 6785013319155e94c9d5c57e64b359af0caf0e1c
MD5 hash: 00ec2c7b53bfad0736b58412eeb5c442
humanhash: east-mississippi-eighteen-angel
File name:AWB 02016146561.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:802'304 bytes
First seen:2025-03-17 12:01:28 UTC
Last seen:2025-03-24 12:21:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'602 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:yQioPTChj2vT5HkV5hDoxyyIJG3PbjT7DnlTNGBt5vCezxxSVX9gaY:goPTCMvdHkV5hqyyGAP7n9NGBq6n8
Threatray 16 similar samples on MalwareBazaar
TLSH T1ED05019422B88F12EABC17F50E31E53023F26D5AE419E35A8EC4BCDF34A1B516719763
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 :
5
# of downloads :
422
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
AWB 02016146561.exe
Verdict:
No threats detected
Analysis date:
2025-03-17 12:21:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/50cd4495-299f-461b-9c07-b1c8eaa2b84e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
94.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67d823b508116ce42571c8a2
Tags:
shell virus msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
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
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected
Link:
https://www.filescan.io/uploads/67d80f48d2c4beeae926b427/reports/44db42c0-b7c0-46a8-b942-c3b3c523db08/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2
Result
Verdict:
SUSPICIOUS
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/0c0fbacd-c293-4d5f-ae0f-e3fdb917dbf5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1640580
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)
Injects a PE file into a foreign processes
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
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: 1640580 Sample: AWB 02016146561.exe Startdate: 17/03/2025 Architecture: WINDOWS Score: 100 42 www.xiongsupported.shop 2->42 44 www.worrr47.mom 2->44 46 10 other IPs or domains 2->46 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 66 6 other signatures 2->66 10 AWB 02016146561.exe 4 2->10         started        14 svchost.exe 1 1 2->14         started        signatures3 process4 dnsIp5 40 C:\Users\user\...\AWB 02016146561.exe.log, ASCII 10->40 dropped 72 Adds a directory exclusion to Windows Defender 10->72 74 Injects a PE file into a foreign processes 10->74 17 AWB 02016146561.exe 10->17         started        20 powershell.exe 23 10->20         started        22 AWB 02016146561.exe 10->22         started        24 AWB 02016146561.exe 10->24         started        54 127.0.0.1 unknown unknown 14->54 file6 signatures7 process8 signatures9 56 Maps a DLL or memory area into another process 17->56 26 rkA19bdZp69nQo.exe 17->26 injected 58 Loading BitLocker PowerShell Module 20->58 29 conhost.exe 20->29         started        process10 signatures11 70 Found direct / indirect Syscall (likely to bypass EDR) 26->70 31 secinit.exe 13 26->31         started        process12 signatures13 76 Tries to steal Mail credentials (via file / registry access) 31->76 78 Tries to harvest and steal browser information (history, passwords, etc) 31->78 80 Modifies the context of a thread in another process (thread injection) 31->80 82 3 other signatures 31->82 34 rkA19bdZp69nQo.exe 31->34 injected 38 firefox.exe 31->38         started        process14 dnsIp15 48 www.primuslabs.cloud 193.108.130.24, 49724, 49725, 49726 SVK-ASCZ Russian Federation 34->48 50 www.eja-online.org 217.160.0.250, 49718, 49719, 49721 ONEANDONE-ASBrauerstrasse48DE Germany 34->50 52 8 other IPs or domains 34->52 68 Found direct / indirect Syscall (likely to bypass EDR) 34->68 signatures16
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2/
Threat name:
ByteCode-MSIL.Trojan.Snakekeylogger
Create hunting rule
Status:
Malicious
First seen:
2025-03-17 08:03:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
21
AV detection:
17 of 22 (77.27%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=khzeqxzlq3z5fperau3vsyvwd5uy7zpjt2kkm6rukh7lqmyyv6ra._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
unc_loader_037
Create hunting rule
Similar samples:
05933129150f0927685c83dbfb864f46255786b668e7a562c0c7e053e1f37dbe
Formbook
33b37dc7c77eeab90f5e561dbf89b3e2967b6477e9071d4ee35c09d4354067ae
Formbook
3efe9f9182cbdb755dc49bac25113a012be3ee51815ed8923ed1693ebb259685
Formbook
415c6e1b1a10753be59eb88d1b2304d05b4f97e858724911ff82a86865ba3e86
Formbook
47ac06729482b7d1001539f8cdbc2743fdf4f20cb3d78acea307ccd550db6c94
Formbook
51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2
Formbook
e9f8e1bc1902ec02fdbfcc219bd07968b7d57c18d01e06f1779f732639ed3e64
Formbook
error
Formbook
+ 6 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution
Link:
https://tria.ge/reports/250317-n7hvkssnt7/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
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/e8f87575-eba7-474e-b0c9-9cc99809cc88
Unpacked files
SH256 hash:
51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2
MD5 hash:
00ec2c7b53bfad0736b58412eeb5c442
SHA1 hash:
6785013319155e94c9d5c57e64b359af0caf0e1c
Link:
https://www.unpac.me/results/f597b2fc-d93f-4ccd-bac9-63b90fbab03d/
SH256 hash:
f60a24b92fae48f6a753e23756e81bc20d4e9ab0ef8ca2c4c1719e5b521bcfe6
MD5 hash:
7b42e6fe0c33a4479d04426e14ce41c5
SHA1 hash:
0ef906c70ecfd6b3b50fa9d7e4824a6bfc12de22
Link:
https://www.unpac.me/results/f597b2fc-d93f-4ccd-bac9-63b90fbab03d/
SH256 hash:
c6d3a517aaa15304fa69f01b2e3077eeb5a88f0145bb5264be10b3dbafd28184
MD5 hash:
485101d81cdd8adaf4572179e943ccad
SHA1 hash:
ec7b4b4018905a2f7c8f18e1ba666307a4cfc08f
Link:
https://www.unpac.me/results/f597b2fc-d93f-4ccd-bac9-63b90fbab03d/
SH256 hash:
37a721e4d27a8ee5cfdbeb997d6e28809029967f9521e96ba061ded6c776d3a2
MD5 hash:
c25976e73012c52cae64d8164f854a28
SHA1 hash:
ede0ecf98a019d77ba9454445c340f6e7e833f47
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/f597b2fc-d93f-4ccd-bac9-63b90fbab03d/
SH256 hash:
85081045a0a52967e634cbc35e9135c80b31e0ed416208349a5b0610be0cb47b
MD5 hash:
2fd21e94614e7f144ed3ac095dc76a83
SHA1 hash:
fae41e05cdbecd0a30721e0c3be8394c335250a4
Link:
https://www.unpac.me/results/f597b2fc-d93f-4ccd-bac9-63b90fbab03d/
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/51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
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: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.

Malspam

Formbook

Executable exe 51f2485f2b86f3d2bc9105375962b61f698fe5e99e94a67a3451feb83318afa2

(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 (HIGH_ENTROPY_VA)high

Comments