MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 550830c3012af3f38e4b3a4fbd7c5f34762d1176d4618977a4e0c148bab08bd7. 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: 7
| SHA256 hash: | 550830c3012af3f38e4b3a4fbd7c5f34762d1176d4618977a4e0c148bab08bd7 |
|---|---|
| SHA3-384 hash: | 991300dcb1f178e00fd21edfd26044b3ad0207445f19584694ce395b9a29b4d98a5ec01b8930674f6ae59ef0935c3d2d |
| SHA1 hash: | 348d0ec7b5d5957a41585f5f670f90282e6ce75e |
| MD5 hash: | 2fd73e6bfea5941b83a7f88159f0e3ae |
| humanhash: | maryland-bravo-lemon-nine |
| File name: | JAN_QUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 90'112 bytes |
| First seen: | 2021-01-11 08:18:06 UTC |
| Last seen: | 2021-01-11 11:51:14 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2a71f44ac1c823400003a5bea275b301 (4 x GuLoader) |
| ssdeep | 768:OC1+flQrxF25W4Gw28WY7d/3uYBBQedgpiWLkdEKtOVJuBlSMM:tuI25JVWYB+YLQeKidE/WH2 |
| Threatray | 4'520 similar samples on MalwareBazaar |
| TLSH | E093F6C4738AFF62F585057806F4E83F41A5A0A0EB96403777B6962DBB237D1291E31B |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: hole.com
Sending IP: 51.79.143.118
From: Nhung Do (Ms) <info.nhung@valentinozo.ga>
Subject: QUOTATION RFQ#38787-A
Attachment: JAN_QUOTATION_RFQ38787_A_Bich_Thien_Trading_Co_Ltd.arj (contains "JAN_QUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe")
GuLoader payload URL:
https://onedrive.live.com/download?cid=A951308400164DD4&resid=A951308400164DD4%21106&authkey=APE43C5aWsOop18
Intelligence
File Origin
# of uploads :
3
# of downloads :
161
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
JAN_QUOTATION_RFQ#38787_A_Bich_Thien_Trading_Co_Ltd.exe
Verdict:
Suspicious activity
Analysis date:
2021-01-11 08:33:40 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
Result
Verdict:
SUSPICIOUS
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:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
84 / 100
Signature
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Found potential dummy code loops (likely to delay analysis)
Initial sample is a PE file and has a suspicious name
Multi AV Scanner detection for submitted file
Potential time zone aware malware
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Similar samples:
+ 4'510 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
550830c3012af3f38e4b3a4fbd7c5f34762d1176d4618977a4e0c148bab08bd7
MD5 hash:
2fd73e6bfea5941b83a7f88159f0e3ae
SHA1 hash:
348d0ec7b5d5957a41585f5f670f90282e6ce75e
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Trojan
Score:
1.00
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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