MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776. 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: 13


Intelligence 13 IOCs YARA 6 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776
SHA3-384 hash: e7a3e1a5c75e142d5fda4bb1b3edaa6e15b764c4617aa9d705513ba4e469fd75a58c8da37b300db87d891e2a16e9f61c
SHA1 hash: 227c9c74d5ad5cbcfb1838ce4248e485518fb95e
MD5 hash: 870e59c51a8f4c9b4461dee1d15d1599
humanhash: tennessee-leopard-bacon-salami
File name:SecuriteInfo.com.W32.MSIL_Kryptik.KTU.gen.Eldorado.30020.14911
Download: download sample
Signature Formbook
Create hunting rule
File size:762'880 bytes
First seen:2024-08-29 04:18:53 UTC
Last seen:2024-08-29 11:12:58 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 12288:6VVHv5UIyJsebh+x/TgxIZEEEBftetQCo0nhczvuwQmlQjc8Y1H4qAhGQ:MuTsebITgU5EBftaThczvs6p8KH4qq
TLSH T178F423606164CF54EABF47F8B05945A50771B8DAF840F33E58CD55BD0AE2F201A336AB
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
File icon (PE):PE icon
dhash icon 0000000000000000 (872 x AgentTesla, 496 x Formbook, 296 x RedLineStealer)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
3
# of downloads :
392
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.W32.MSIL_Kryptik.KTU.gen.Eldorado.30020.14911
Verdict:
No threats detected
Analysis date:
2024-08-29 04:19:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/378ccf7c-8c91-4690-9647-251552ce23ad

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.W32.MSIL_Kryptik.KTU.gen.Eldorado.30020.14911.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
90.2%
Link:
https://cyber-fortress.com/docs/result/index.php?id=66cff6b9fe69a9e56049d0f5
Tags:
Heur
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a 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)
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/f16869cb-7b25-4bb7-b836-a83d38cd10d3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1500930
Signature
.NET source code contains potential unpacker
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeyLogger
Create hunting rule
Status:
Malicious
First seen:
2024-08-29 04:19:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=me4zalryonkshbo7yeb74hnzxizwxphi2pnrqdf7wwedklafk53a._file
Verdict:
malicious
Result
Malware family:
n/a
Score:
  5/10
Tags:
discovery
Link:
https://tria.ge/reports/240829-exhmdsvfrq/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/e2d2c5ef-55ed-4729-9dd4-a40c8028ca51
Unpacked files
SH256 hash:
93ec307174d91b812952e4172fdcb943333791816d5ebbf4730b4ccb8e0d82b2
MD5 hash:
cb091c1e4419f6755c82e8261ecb1134
SHA1 hash:
dea4a31ef5346ebf2d52693e13f76e289f1da788
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/d4ba3df9-20cc-44f1-b75a-d6e761a12003/
SH256 hash:
cb0da7e09ab8975e7407182194ff29f2986dea444d724a231e09c9e9dd7fd99c
MD5 hash:
104e6a02598b3cb01356802f12d6994c
SHA1 hash:
bb60c8ab67010a4147d7f43dbb1efb417bd4cef7
Link:
https://www.unpac.me/results/d4ba3df9-20cc-44f1-b75a-d6e761a12003/
SH256 hash:
c22b6e2cfed3d7e9e0bc312aedb34dd32d9b8049319032ddc7557c9756cf07f7
MD5 hash:
afafe33158d5f82d678539141bbd0455
SHA1 hash:
5746d7bc26825f9bbf73487ee0dd5324d9a19288
Link:
https://www.unpac.me/results/d4ba3df9-20cc-44f1-b75a-d6e761a12003/
SH256 hash:
0371f633031157d98c883966e6c94a336700f5b66239bf96af10b571d059cbc9
MD5 hash:
29242cc49aa936795ada426e892c76b0
SHA1 hash:
45cfd75860f19a8fbbd79180a75c06280c79e663
Detections:
win_formbook_g0
Create hunting rule
win_formbook_w0
Create hunting rule
Link:
https://www.unpac.me/results/d4ba3df9-20cc-44f1-b75a-d6e761a12003/
Parent samples :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 hash:
6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776
MD5 hash:
870e59c51a8f4c9b4461dee1d15d1599
SHA1 hash:
227c9c74d5ad5cbcfb1838ce4248e485518fb95e
Link:
https://www.unpac.me/results/d4ba3df9-20cc-44f1-b75a-d6e761a12003/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/6139902e3873/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/6139902e3873552385dfc103fe1db9ba336bbce8d3db180cbfb588352c055776

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: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.

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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