MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94. 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: 78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94
SHA3-384 hash: e440dda4ddfde5f1b122b47f40af9a295d9be9f4ecaaaaf391d304c8d06432e6363c44ad9216635bc63137dc333461d2
SHA1 hash: 291ab6d36c851cbb00d2c344c10abaea8c4f22c0
MD5 hash: cc42d6edd3fc5e953bcf59b67c31faed
humanhash: alanine-butter-winter-oxygen
File name:SecuriteInfo.com.Win32.MalwareX-gen.26512.27594
Download: download sample
Signature Formbook
Create hunting rule
File size:663'560 bytes
First seen:2024-10-08 10:32:00 UTC
Last seen:2025-01-10 14:07:04 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:QnCkUsRlS2acxpYc9UeeXBeU8ni8nkZsqgElVRkycQqWy+SkcmEaglKkR:GFec7YcTFi4qhlWWy+ScEaq
TLSH T179E4025C1744D603C959ABB41AB1F1B42B795EDEB501E307AFEC6CEFB5AAB108C04293
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)
Magika pebin
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
410
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Win32.MalwareX-gen.26512.27594
Verdict:
No threats detected
Analysis date:
2024-10-08 11:03:37 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/a80a6554-9473-4133-94cc-3b5761127408

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.MalwareX-gen.26512.27594.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
99.1%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67050a23dcb599bb05a4fb7f
Tags:
Powershell Kryptik Exploit Msil
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
invalid-signature overlay packed signed
Link:
https://www.filescan.io/uploads/67050a2835b81f79905efac7/reports/d87c693b-d117-40fa-bd6a-e95b3da69f07/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94
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.
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/950ff2ae-02ec-43ac-8128-d1d0360c1369
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1528900
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
AI detected suspicious sample
C2 URLs / IPs found in malware configuration
Found malware configuration
Loading BitLocker PowerShell Module
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-10-08 10:32:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
5
AV detection:
20 of 24 (83.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pcz6cdzvlxukpaggttdcfxj3yuutmx7v7ikb5murcexopmxpfkka._file
Verdict:
malicious
Label(s):
unknown_loader_037
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formbook
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Similar samples:
error
Formbook
Result
Malware family:
formbook
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Score:
  10/10
Tags:
family:formbook campaign:t94g discovery execution rat spyware stealer trojan
Link:
https://tria.ge/reports/241008-mkyf3ssgqr/
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
Formbook payload
Formbook
Verdict:
Malicious
Tags:
formbook
YARA:
n/a
Link:
https://app.threat.zone/submission/975a494f-c28e-4eed-8ff7-5c9c37425106
Unpacked files
SH256 hash:
3eead0098cefd1ca92f5c18180e0ff8d702f2b462e585c1d04fd1f5f78d6ffbb
MD5 hash:
4471b83e01b0830b61c045fdb78b7bee
SHA1 hash:
801e7a49d556065666f6f72359b8032a5793f923
Detections:
FormBook
Create hunting rule
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_w0
Create hunting rule
Formbook
Create hunting rule
Link:
https://www.unpac.me/results/a53d4879-493e-47e7-b718-c0117dcd1277/
Parent samples :
8762ea652c974bb0aa9bdf338ed57d46c251f72f5f1f4a5bf4d40c9961d8e2ee
c01d1b77062d28f497480aac1c2ad019d88b9f12a8db4405065cd2a9f3086191
12af745dd8353b25857dc4bd3d3282f21c960ab55d3dece7e62d7a10a9aae810
78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94
9bed7abc83b78434c8423a380739d28aefdb7dd445f4cf8d3894991de7c79c16
SH256 hash:
abe8a5f1378d7963b2646d048e95ac32d82c6c0c01d397728716cc5c1755817f
MD5 hash:
b6bfcf18933f05d581dc6d6a9f619949
SHA1 hash:
0503372815361adf363c4d6df16fdbe858f9e45f
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/a53d4879-493e-47e7-b718-c0117dcd1277/
SH256 hash:
682c261fcd08c676ef231f46eac1c054c8df17522846b9e4adbafb62e8482dab
MD5 hash:
5a6cead6de3340dd9e0b16d599e5d1f5
SHA1 hash:
00e25f93284ff0d2493c6df3a596891d0848399e
Link:
https://www.unpac.me/results/a53d4879-493e-47e7-b718-c0117dcd1277/
SH256 hash:
78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94
MD5 hash:
cc42d6edd3fc5e953bcf59b67c31faed
SHA1 hash:
291ab6d36c851cbb00d2c344c10abaea8c4f22c0
Link:
https://www.unpac.me/results/a53d4879-493e-47e7-b718-c0117dcd1277/
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/78b3e10f355de8a780c69cc622dd3bc529365ff5fa141eb291112ee7b2ef2a94

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:INDICATOR_KB_CERT_7c1118cbbadc95da3752c46e47a27438
Create hunting rule
Author:ditekSHen
Description:Detects executables signed with stolen, revoked or invalid certificates
Rule name:NET
Create hunting rule
Author:malware-lu
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:pe_imphash
Create hunting rule
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits
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.

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

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