MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 7d6e9247de0527fa4c0939c4f6e6726a35cb5f39492a7aeab5614ac1ab29b294. 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


GuLoader


Vendor detections: 14


Intelligence 14 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 7d6e9247de0527fa4c0939c4f6e6726a35cb5f39492a7aeab5614ac1ab29b294
SHA3-384 hash: bb741f6f659f31d075263b54cca632761c8a69728ade3f0bd149bf799e728397bde0a817ac1f18d6323d20dd2b54a8f0
SHA1 hash: a88933d9f0cff0102f089615c9580bcc10a1e405
MD5 hash: 406b3d0752bdde1706509e02f449dc1d
humanhash: saturn-pizza-johnny-xray
File name:MT103009767643 JPG.exe
Download: download sample
Signature GuLoader
Create hunting rule
File size:463'360 bytes
First seen:2023-05-10 13:16:55 UTC
Last seen:2023-05-13 22:53:29 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash b78ecf47c0a3e24a6f4af114e2d1f5de (295 x GuLoader, 23 x Formbook, 21 x RemcosRAT)
ssdeep 6144:8pdgaK9poZuKEliNUHFIhMbLpGdPhCXgz0cWZp1IUl5BCZ6v0:eg7OZuXcNNynpGPCXk09Zp+0zCN
Threatray 744 similar samples on MalwareBazaar
TLSH T1E7A4F103F960C5D2F43808B04A6AB52696F4AD255AE12A43FF5677DFF83E645390F22C
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 44607874c8e8b489 (2 x GuLoader)
Reporter malwarelabnet
Tags:AgentTesla exe GuLoader signed

Code Signing Certificate

Organisation:
Issuer:
Algorithm:sha256WithRSAEncryption
Valid from:2023-03-17T04:26:01Z
Valid to:2026-03-16T04:26:01Z
Serial number: 5e756ab90dc26f9fbfb4a7ecd4042ea56433a750
Thumbprint Algorithm:SHA256
Thumbprint: 4f010f5fae15e218309f6bc4e09a8d91351e7f0c6dda7382b337b61134d36de4
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence

File Origin
# of uploads :
2
# of downloads :
274
Origin country :
CA CA
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
MT103009767643 JPG.exe
Verdict:
Malicious activity
Analysis date:
2023-05-10 13:20:23 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/868518cb-f67d-4757-b52e-20fd5a0b2844

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/388198/
Detection(s):
SecuriteInfo.com.BackDoor.Siggen2.2488.26461.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/83385/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
buer comodo guloader overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/645b994f890517bfb2b84326/reports/9b2c1c6c-46d8-4055-8645-be756d610dc7/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_70%
Link:
https://www.hybrid-analysis.com/sample/7d6e9247de0527fa4c0939c4f6e6726a35cb5f39492a7aeab5614ac1ab29b294
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:
Unknown
Link:
https://analyze.intezer.com/analyses/1605d7e6-0019-42be-976b-4553d59ebbe3
Result
Threat name:
GuLoader, AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1230055
Signature
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/7d6e9247de0527fa4c0939c4f6e6726a35cb5f39492a7aeab5614ac1ab29b294/
Threat name:
Win32.Trojan.Nemesis
Create hunting rule
Status:
Malicious
First seen:
2023-05-10 13:17:08 UTC
File Type:
PE (Exe)
Extracted files:
7
AV detection:
8 of 37 (21.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=pvxjer66aut7utajhhcpnztsni24wxzzjevhv2vvmffmdkzjwkka._file
Verdict:
malicious
Label(s):
cloudeye
Create hunting rule
Similar samples:
0e439b622658ab71228c7388ec456c7baf041046d7eff1a37bc9c02177c324ed
GuLoader
34344e93916303db50c77fa67b7c3f068a7b7537b14aaf2f1fdd81ba72f06035
GuLoader
6619a23606037c409d8a806d59156f73cc1493462da007f59002da7c1a9892e6
GuLoader
715db42221c14aa82c84b459a511f7348f7b07135ffa9d97224c75e11607e1f6
GuLoader
9eddf41c4a04d6f1a7510480bab531956b0d5efc55e43f2af52255bb8c2d09c9
GuLoader
ac80582931ac0fbe465b81a7f53894d9eebf867cae0c9e2865136078826bb49a
GuLoader
b8ac779bad0064cb5e6371e1b1e745bbf9a7751f95d77729c2f461c5a2fc185e
GuLoader
bb6b9431e289c8cca7a359c5e685a81cba52cf86506cfb28bf7fe6c6df8cbc22
GuLoader
c1268d5dc321b64579a0a68ba97c32f315ebd23d2f895a47c72b9ed54172eb69
GuLoader
cba27621d4b7c92fd50bf37135e150b45097ca9306061ed7049f802047bbd1b9
GuLoader
+ 734 additional samples on MalwareBazaar
Result
Malware family:
guloader
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla family:guloader collection downloader keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230510-qjcprsgb75/
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Enumerates physical storage devices
Program crash
Drops file in Windows directory
Suspicious use of NtCreateThreadExHideFromDebugger
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Looks up external IP address via web service
Checks QEMU agent file
Loads dropped DLL
AgentTesla
Guloader,Cloudeye
Unpacked files
SH256 hash:
fa4ab1d6f79fd677433a31ada7806373a789d34328da46ccb0449bbf347bd73e
MD5 hash:
3f176d1ee13b0d7d6bd92e1c7a0b9bae
SHA1 hash:
fe582246792774c2c9dd15639ffa0aca90d6fd0b
Link:
https://www.unpac.me/results/e026cc8c-ce88-4ac5-8f41-11860ebcd76c/
SH256 hash:
7d6e9247de0527fa4c0939c4f6e6726a35cb5f39492a7aeab5614ac1ab29b294
MD5 hash:
406b3d0752bdde1706509e02f449dc1d
SHA1 hash:
a88933d9f0cff0102f089615c9580bcc10a1e405
Link:
https://www.unpac.me/results/e026cc8c-ce88-4ac5-8f41-11860ebcd76c/
Malware family:
GuLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/7d6e9247de05/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
GuLoader
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/7d6e9247de0527fa4c0939c4f6e6726a35cb5f39492a7aeab5614ac1ab29b294

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:Ins_NSIS_Buer_Nov_2020_1
Create hunting rule
Author:Arkbird_SOLG
Description:Detect NSIS installer used for Buer loader
Rule name:PE_Digital_Certificate
Create hunting rule
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Create hunting rule
Author:albertzsigovits

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/388198/

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