MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 5e74833e8f9a6e8a92cca35de25fb0d6b68c84d0bc22b9c939b51737acb83494. 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: 8
| SHA256 hash: | 5e74833e8f9a6e8a92cca35de25fb0d6b68c84d0bc22b9c939b51737acb83494 |
|---|---|
| SHA3-384 hash: | a8e062e920a815e1d362b5343442c370a4f6338efeb473706a85f35619950368f1a320dc987beb0fdd7186cd6b8c0d05 |
| SHA1 hash: | c7a383acd0fea19b35ce5e1ef784468ab0527e74 |
| MD5 hash: | 331795ffdb6c9f6940d86d4a59c6180e |
| humanhash: | iowa-lithium-magnesium-blue |
| File name: | 331795ff_by_Libranalysis |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 112'368 bytes |
| First seen: | 2021-05-19 19:01:53 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 3ad518cf51907bc8ca22f7a1354a4250 (11 x GuLoader, 2 x RemcosRAT) |
| ssdeep | 1536:wLqAFgxItUWdbe489wm1ucOJZq2HDjmwaHKLzaOcMBnLn:wLqlxCUWdq9KFJ42HPjnLeOcMBnLn |
| Threatray | 1'413 similar samples on MalwareBazaar |
| TLSH | 93B3D47ABAFBE574FE1884F0274C47E881972E78C554894BDDC21418A7F1636A6203FB |
| Reporter |  Libranalysis |
| Tags: | GuLoader |
Intelligence
File Origin
# of uploads :
1
# of downloads :
154
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
331795ff_by_Libranalysis
Verdict:
Malicious activity
Analysis date:
2021-05-19 19:40:24 UTC
Tags:
trojan rat nanocore
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
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.
Gathering data
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
rans.troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Found malware configuration
Found potential dummy code loops (likely to delay analysis)
Hides threads from debuggers
Multi AV Scanner detection for submitted file
Potential malicious icon found
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Jaik
Status:
Malicious
First seen:
2021-05-19 13:50:38 UTC
AV detection:
16 of 29 (55.17%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
unknown
Similar samples:
+ 1'403 additional samples on MalwareBazaar
Result
Malware family:
nanocore
Score:
10/10
Tags:
family:guloader family:nanocore downloader evasion keylogger spyware stealer trojan
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Checks whether UAC is enabled
Checks QEMU agent file
Guloader,Cloudeye
NanoCore
Malware Config
C2 Extraction:
http://hshjiopklmsacnzbcjuewahfdsnvmlazbcuewqjh.ydns.eu/MEKI%20NEW_rGDXhItdtA168.bin
:2486
wywtrwbnmhtytrebsgwtfcvzcxgjhyegvbcnmgte.ydns.eu:2486
:2486
wywtrwbnmhtytrebsgwtfcvzcxgjhyegvbcnmgte.ydns.eu:2486
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
GuLoader
Score:
1.00
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
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0) [B0009.029] Anti-Behavioral Analysis::Instruction Testing