MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 81048cdddc6f37dafe9b76d5075e6fdf404e508f9cf6a8641c6ddde189b9d062. 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: 11


Intelligence 11 IOCs YARA File information Comments

SHA256 hash: 81048cdddc6f37dafe9b76d5075e6fdf404e508f9cf6a8641c6ddde189b9d062
SHA3-384 hash: 7ebcfea96c530fdb266e2b88d13ab34a49d3013e7502d6e333c2e4ef1417e2d17cff15fd67f54510ad94f1e677e4b94b
SHA1 hash: 8f63a32ac90988e16b201368b22713829ae40679
MD5 hash: fd10dd6bf29fe7a198d6cf2c7bc92fee
humanhash: mike-dakota-lemon-south
File name:SecuriteInfo.com.Gen.Variant.Nemesis.7820.15856.21940
Download: download sample
Signature GuLoader
File size:187'136 bytes
First seen:2022-06-06 16:33:52 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (720 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 3072:DbG7N2kDTHUpou0V1RHH4bVPSLCl1gXG1kdny2SnalBzPDPJUlcCwZB:DbE/HUNVYE1RmSna/zPWLi
Threatray 2'981 similar samples on MalwareBazaar
TLSH T13F04E010F648E852F56FAA398022CB6E49B5C82379226A5F177D2F4CF8367415C3E36D
TrID 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
16.4% (.EXE) Win64 Executable (generic) (10523/12/4)
10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.8% (.EXE) Win16 NE executable (generic) (5038/12/1)
7.0% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 9ebe0996968aa200 (5 x GuLoader)
Reporter SecuriteInfoCom
Tags:exe GuLoader signed

Code Signing Certificate

Organisation:Landskatteret2 MANDAITE Kundekontakternes SEKRETRS VGTSTNGERNES
Issuer:Landskatteret2 MANDAITE Kundekontakternes SEKRETRS VGTSTNGERNES
Algorithm:sha256WithRSAEncryption
Valid from:2022-06-06T08:15:37Z
Valid to:2023-06-06T08:15:37Z
Serial number: -1741309810a26937
Thumbprint Algorithm:SHA256
Thumbprint: 7cb5a862bf3706641ab9e4ee406a3ef894d240f32649c0aa0ec4ede9dfd1f6f5
Source:This information was brought to you by ReversingLabs A1000 Malware Analysis Platform

Intelligence


File Origin
# of uploads :
1
# of downloads :
310
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Gen.Variant.Nemesis.7820.15856.21940
Verdict:
Malicious activity
Analysis date:
2022-06-06 17:30:42 UTC
Tags:
n/a

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

Behaviour
Creating a window
Creating a file in the %temp% directory
Delayed reading of the file
Creating a file
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
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.
Result
Threat name:
AgentTesla, GuLoader
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
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 ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Uses the Telegram API (likely for C&C communication)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.GuLoader
Status:
Malicious
First seen:
2022-06-06 09:04:53 UTC
File Type:
PE (Exe)
Extracted files:
5
AV detection:
13 of 26 (50.00%)
Threat level:
  5/5
Result
Malware family:
guloader
Score:
  10/10
Tags:
family:guloader discovery downloader
Behaviour
Enumerates physical storage devices
Checks installed software on the system
Loads dropped DLL
Guloader,Cloudeye
Unpacked files
SH256 hash:
8dc562cda7217a3a52db898243de3e2ed68b80e62ddcb8619545ed0b4e7f65a8
MD5 hash:
cff85c549d536f651d4fb8387f1976f2
SHA1 hash:
d41ce3a5ff609df9cf5c7e207d3b59bf8a48530e
SH256 hash:
81048cdddc6f37dafe9b76d5075e6fdf404e508f9cf6a8641c6ddde189b9d062
MD5 hash:
fd10dd6bf29fe7a198d6cf2c7bc92fee
SHA1 hash:
8f63a32ac90988e16b201368b22713829ae40679
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