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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 9ef435a33b819eb1f4fba0861d2a67d8504004fe5b4ad7ad62a6f3bb08f46a62. 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: 9


Intelligence 9 IOCs YARA File information Comments

SHA256 hash: 9ef435a33b819eb1f4fba0861d2a67d8504004fe5b4ad7ad62a6f3bb08f46a62
SHA3-384 hash: f60f5b3b829c2afc2971756c7c2a0e5dc42951bd78b46ded5c07f3833f62fae0ccaf2d7499aae6e7de43217bb0b9d656
SHA1 hash: 01268cc11b5fb2710ca0db2916370bdb5dd06e86
MD5 hash: 23c23fa5fd8c136f7c4262fba551ebe4
humanhash: jersey-october-maine-leopard
File name:9ef435a33b819eb1f4fba0861d2a67d8504004fe5b4ad7ad62a6f3bb08f46a62
Download: download sample
Signature GuLoader
File size:588'736 bytes
First seen:2023-01-06 10:57:41 UTC
Last seen:2023-01-06 12:48:26 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash e221f4f7d36469d53810a4b5f9fc8966 (118 x GuLoader, 28 x RemcosRAT, 21 x Formbook)
ssdeep 12288:KtoAXsmMsGCPP43xiYVjYpAVMS4ndc1NR3kOQN/+Fk:/1mMsGCmiYVMpAVMS4ndHN/z
Threatray 44 similar samples on MalwareBazaar
TLSH T1EEC413927B92C0F3E04689B13D23E97B6532BE1A3464571B7241BB3FAD37622941F11B
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 9869e0f8d0f0f870 (4 x GuLoader, 2 x Loki)
Reporter adrian__luca
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Baft
Issuer:Baft
Algorithm:sha256WithRSAEncryption
Valid from:2022-02-17T06:49:27Z
Valid to:2025-02-16T06:49:27Z
Serial number: 3afe02f4c93644f0
Thumbprint Algorithm:SHA256
Thumbprint: 48677bc6fec86e34c972bf5ef10234316cbf3f952c3f178a49a669c24feea978
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
2
# of downloads :
184
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
guloader
ID:
1
File name:
9ef435a33b819eb1f4fba0861d2a67d8504004fe5b4ad7ad62a6f3bb08f46a62
Verdict:
Malicious activity
Analysis date:
2023-01-06 10:58:07 UTC
Tags:
guloader

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

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a file in the %AppData% subdirectories
Sending a custom TCP request
Creating a file
Delayed reading of the file
Verdict:
No Threat
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Result
Threat name:
Unknown
Detection:
malicious
Classification:
evad
Score:
52 / 100
Signature
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2022-12-13 06:59:10 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
21 of 41 (51.22%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Behaviour
Enumerates physical storage devices
Drops file in Program Files directory
Loads dropped DLL
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d
MD5 hash:
ca332bb753b0775d5e806e236ddcec55
SHA1 hash:
f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f
SH256 hash:
9ef435a33b819eb1f4fba0861d2a67d8504004fe5b4ad7ad62a6f3bb08f46a62
MD5 hash:
23c23fa5fd8c136f7c4262fba551ebe4
SHA1 hash:
01268cc11b5fb2710ca0db2916370bdb5dd06e86
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Comments