MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 c65e2de75fb34171072925ff6d7c2a9fa79e5d311c4296dacf7a12d524b4167d. 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: | c65e2de75fb34171072925ff6d7c2a9fa79e5d311c4296dacf7a12d524b4167d |
|---|---|
| SHA3-384 hash: | 3656ccaab85b5b5082bfd9216a79e07fa5590ea2e2efa2705f14620ddc01633537eb19ce2ede6072b4bf50069b3e892c |
| SHA1 hash: | e1712e01b0945a42e7d9b1c9dd2eca5b98c4174d |
| MD5 hash: | 5a07a1d293ec00ef9f52f9c515c95f57 |
| humanhash: | missouri-friend-five-michigan |
| File name: | RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUC_IMPORT_EXPORT_CO.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 81'920 bytes |
| First seen: | 2021-01-13 20:07:13 UTC |
| Last seen: | 2021-01-13 21:59:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f08e2fa188bfdb85d74117a6c20b7544 (14 x GuLoader) |
| ssdeep | 768:SLdB0W0HHvevgg/qb8d8XLrQF41dg74zIYBbVzM58/UFBcwF:GyNPWv/qb7XX+pw5zkt |
| Threatray | 1'592 similar samples on MalwareBazaar |
| TLSH | 9283E8F7DB35A81EF75AD8385F05B96C826A60E3DB0441EBEC2DA637153D3600429B0E |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: mail.facetohen.ga
Sending IP: 5.8.93.141
From: Traân troïng <sales.phatdt58@gmail.com>
Subject: REQUEST FOR QUOTATION RFQ#89234A-2021
Attachment: RFQ89234A_2021_LISTED_ITEMS_DUC_PHUC_IMPORT_EXPORT_CO.arj (contains "RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUC_IMPORT_EXPORT_CO.exe")
GuLoader payload URL:
https://onedrive.live.com/download?cid=A951308400164DD4&resid=A951308400164DD4%21106&authkey=APE43C5aWsOop18
Intelligence
File Origin
# of uploads :
2
# of downloads :
201
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
RFQ#89234A_2021_LISTED_ITEMS_DUC_PHUC_IMPORT_EXPORT_CO.exe
Verdict:
No threats detected
Analysis date:
2021-01-13 09:17:01 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:
Clean
Maliciousness:
Behaviour
Creating a window
Sending a UDP request
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:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
80 / 100
Signature
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Found potential dummy code loops (likely to delay analysis)
Multi AV Scanner detection for submitted file
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:
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2021-01-13 20:00:30 UTC
AV detection:
14 of 29 (48.28%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Similar samples:
+ 1'582 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
c65e2de75fb34171072925ff6d7c2a9fa79e5d311c4296dacf7a12d524b4167d
MD5 hash:
5a07a1d293ec00ef9f52f9c515c95f57
SHA1 hash:
e1712e01b0945a42e7d9b1c9dd2eca5b98c4174d
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
DriveBy Activity
Score:
0.90
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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