MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 af0b6a6c7ad47ae4037d1beb849db6688c2a46dbbf3522fe323bd6e191cab471. 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
| SHA256 hash: | af0b6a6c7ad47ae4037d1beb849db6688c2a46dbbf3522fe323bd6e191cab471 |
|---|---|
| SHA3-384 hash: | 1998f69a4ca5141b0ffd6ed6781965970dd531064abff80d0df4f52a71d46a0d724c782b6a912a5ad93c2957143f8199 |
| SHA1 hash: | eefc9af79b5e9afa59a30c472f7cfc08f258fa5c |
| MD5 hash: | d39a5c253d9d2bb77d652ae4ef5ab55f |
| humanhash: | montana-floor-july-nuts |
| File name: | 2023 February Request for Quotation.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 475'710 bytes |
| First seen: | 2023-05-03 10:46:47 UTC |
| Last seen: | 2023-05-03 11:41:16 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 93dfc16ed07ebeb5b405221f10d12c0e (30 x GuLoader, 4 x RemcosRAT, 1 x AgentTesla) |
| ssdeep | 6144:w4E6JRqVYt0+DpuPJFjJYILWt3Qx+bfsq6eXq+uptSaP4EZekkQm6031I:w4EVUPwFjJnKlQx+bCn7t7Lk64a |
| Threatray | 17 similar samples on MalwareBazaar |
| TLSH | T138A45AD2B844528CED795E73B12B1C6217351FBAA62C101CBACC318D09F91627EDF96E |
| 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): |  |
| dhash icon | 2b26061e391d2b6c (8 x GuLoader) |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
Intelligence
File Origin
# of uploads :
2
# of downloads :
260
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2023 February Request for Quotation.exe
Verdict:
Malicious activity
Analysis date:
2023-05-03 10:53:25 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Creating a window
Creating a file in the %temp% subdirectories
Creating a file in the %AppData% subdirectories
Delayed reading of the file
Searching for the window
Searching for the Windows task manager window
Launching a process
Creating a process with a hidden window
Verdict:
Likely Malicious
Threat level:
7.5/10
Confidence:
100%
Tags:
guloader overlay packed shell32.dll
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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
Score:
88 / 100
Signature
Antivirus / Scanner detection for submitted sample
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
Mass process execution to delay analysis
Multi AV Scanner detection for submitted file
Sample uses process hollowing technique
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Leonem
Status:
Malicious
First seen:
2023-02-24 03:24:35 UTC
File Type:
PE (Exe)
Extracted files:
6
AV detection:
22 of 37 (59.46%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 7 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
n/a
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
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:
ec156cb0f64588f8c34a7d45c57b250779143cf3816081829810a017f0cf966f
MD5 hash:
b3017435b63a99f6a3037cfe0c7c8b1e
SHA1 hash:
41a582b60f099b65f95ac64e1a5cdce0356a6b6f
SH256 hash:
907ec7a22c75a14e4074a3eb4c07234d416dadd973e40f135b17044833fd25ee
MD5 hash:
0d292ee3414ab5ba15ed158945b04d80
SHA1 hash:
79e3324f933143fb4729874f0c7edfa6f8e32e5e
SH256 hash:
9352c8971d0046a5526da1889f841eab8ef695e4786b6656f06af289cf32de44
MD5 hash:
402792a47412801287bc610a15cd6076
SHA1 hash:
f2990ac9e903bec596266bf1a1c340ec90ed4ee6
SH256 hash:
af0b6a6c7ad47ae4037d1beb849db6688c2a46dbbf3522fe323bd6e191cab471
MD5 hash:
d39a5c253d9d2bb77d652ae4ef5ab55f
SHA1 hash:
eefc9af79b5e9afa59a30c472f7cfc08f258fa5c
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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