MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 737b239acfab89839b6bba6e0282a8949b2c1212803e94f76d7d9355b3e377ec. 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: | 737b239acfab89839b6bba6e0282a8949b2c1212803e94f76d7d9355b3e377ec |
|---|---|
| SHA3-384 hash: | 89cc07ab305f5870a4d8062b08cd1ea62f6e64558afd5ad2b1351a1d28b448fd8c194bede20602da586051c3e6f55333 |
| SHA1 hash: | f5872298cbfdff84ba74dfc13512a8ae127bf288 |
| MD5 hash: | c4bcbdb9b54174359ab91d4d6e4deea8 |
| humanhash: | three-neptune-jig-butter |
| File name: | QUOTATION#89234A_2021_LISTED_Shipment_0022404ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 81'920 bytes |
| First seen: | 2021-01-14 06:57:42 UTC |
| Last seen: | 2021-01-14 08:53:02 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f08e2fa188bfdb85d74117a6c20b7544 (14 x GuLoader) |
| ssdeep | 1536:vqr3Jn0YMQ9aA0Zp8Y4sAe+ICx2TFi3nX+uVs9ghRY6:C7OjQsA0ZyYlj396a |
| Threatray | 2'756 similar samples on MalwareBazaar |
| TLSH | 6C83FAF53324FC93E61689F2A026E855CEBF50EDD628A471F424627D40BFFA00599A4F |
| Reporter |  abuse_ch |
| Tags: | exe GuLoader |
abuse_ch
Malspam distributing GuLoader:HELO: vm1752843.nvme.had.yt
Sending IP: 185.244.219.92
From: Traân troïng (Sales Dept) <sales.phatdt58@gmail.com>
Subject: REQUEST FOR QUOTATION (RFQ#38787-A)
Attachment: QUOTATION89234A_2021_LISTED_Shipment_0022404ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.arj (contains "QUOTATION#89234A_2021_LISTED_Shipment_0022404ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe")
GuLoader payload URL:
https://onedrive.live.com/download?cid=A951308400164DD4&resid=A951308400164DD4%21109&authkey=ANqaiU2I-EAdxcs
Intelligence
File Origin
# of uploads :
2
# of downloads :
185
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
QUOTATION#89234A_2021_LISTED_Shipment_0022404ITEMS_DUC_PHUCS_IMPORT_EXPORT_CO.exe
Verdict:
No threats detected
Analysis date:
2021-01-14 07:44:30 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)
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
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.Infostealer.PonyStealer
Status:
Malicious
First seen:
2021-01-14 06:58:13 UTC
AV detection:
13 of 45 (28.89%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
guloader
Similar samples:
+ 2'746 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Unpacked files
SH256 hash:
737b239acfab89839b6bba6e0282a8949b2c1212803e94f76d7d9355b3e377ec
MD5 hash:
c4bcbdb9b54174359ab91d4d6e4deea8
SHA1 hash:
f5872298cbfdff84ba74dfc13512a8ae127bf288
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Vcrypt
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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