MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 25d75cfcb97f4594d2cfde218c3d098ea70069e3cbbaa95c8f1bdba8d342ec36. 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: 10
| SHA256 hash: | 25d75cfcb97f4594d2cfde218c3d098ea70069e3cbbaa95c8f1bdba8d342ec36 |
|---|---|
| SHA3-384 hash: | 6140cfc12f0d970be02b39759ced202789ef33d72dc4665aeb332d3191f80b06deca624c6a4c43d319929ac2e8fe4591 |
| SHA1 hash: | 42a973e881d6731564dcb83f4eba1cf88b60a5ea |
| MD5 hash: | 752bdb32c281c4184e05a5466bdbd9fc |
| humanhash: | finch-steak-oven-paris |
| File name: | Dekont_16.05.2023.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 362'241 bytes |
| First seen: | 2023-05-16 11:08:21 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | e160ef8e55bb9d162da4e266afd9eef3 (140 x GuLoader, 33 x RemcosRAT, 17 x AgentTesla) |
| ssdeep | 6144:h4SUjhtXAU7j4v6UcAEvtPR8xBR+c5H9ByjuGHK2Tb+w/B5HQFtbSJPB7A9K+:6XAUYwvL8zR+c5HHyjO2nHvwFtbSZBMj |
| Threatray | 865 similar samples on MalwareBazaar |
| TLSH | T1C87412122FD3857BF4D9CAB51DBCEE3E83B5866D412524434708AFBA6E364634B8B704 |
| TrID | 92.7% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133) 3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 1.1% (.EXE) Win64 Executable (generic) (10523/12/4) 0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 0.5% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| File icon (PE): |  |
| dhash icon | 6949e8ccd4e0e8e8 (4 x GuLoader, 1 x AZORult, 1 x Formbook) |
| Reporter |  abuse_ch |
| Tags: | exe geo GuLoader TUR |
Intelligence
File Origin
# of uploads :
1
# of downloads :
244
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Dekont_16.05.2023.exe
Verdict:
Malicious activity
Analysis date:
2023-05-16 11:12:34 UTC
Tags:
installer
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Creating a file
Searching for the window
Delayed reading of the file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
azorult overlay packed shell32.dll
Verdict:
Malicious
Labled as:
Malware
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
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad.phis.spyw
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Hides threads from debuggers
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Self deletion via cmd or bat file
Snort IDS alert for network traffic
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 Bitcoin Wallet information
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 Crypto Currency Wallets
Tries to steal Instant Messenger accounts or passwords
Tries to steal Mail credentials (via file / registry access)
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Guloader
Status:
Suspicious
First seen:
2023-05-16 08:02:40 UTC
File Type:
PE (Exe)
Extracted files:
9
AV detection:
9 of 24 (37.50%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
azorult
Similar samples:
+ 855 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks QEMU agent file
Loads dropped DLL
Unpacked files
SH256 hash:
75ed40311875312617d6711baed0be29fcaee71031ca27a8d308a72b15a51e49
MD5 hash:
a436db0c473a087eb61ff5c53c34ba27
SHA1 hash:
65ea67e424e75f5065132b539c8b2eda88aa0506
SH256 hash:
25d75cfcb97f4594d2cfde218c3d098ea70069e3cbbaa95c8f1bdba8d342ec36
MD5 hash:
752bdb32c281c4184e05a5466bdbd9fc
SHA1 hash:
42a973e881d6731564dcb83f4eba1cf88b60a5ea
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.
Malspam
Delivery method
Distributed via e-mail attachment
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