MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4d5e7bff4f749a4f1a357c61098c19c345246b142308f4048aebc6dfdaf4fc73. 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: 6
| SHA256 hash: | 4d5e7bff4f749a4f1a357c61098c19c345246b142308f4048aebc6dfdaf4fc73 |
|---|---|
| SHA3-384 hash: | ae6a3d913dd34490bdc6e15d41943dc889e8f4652f088d2f10a50d94de165275caa3e449fe19f6a9d3aac1a2308681c2 |
| SHA1 hash: | c0da8d54393e9365d1fa0f0a88cf4b52496992b1 |
| MD5 hash: | 7196e6e67a39225a9b73af0c6f6b5b0e |
| humanhash: | lima-july-sierra-tango |
| File name: | shipping Document and Bill Of Landing.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 192'512 bytes |
| First seen: | 2021-05-12 05:55:07 UTC |
| Last seen: | 2021-05-12 06:59:25 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 3af66fbc6abd133270fa3848991f9c33 (2 x GuLoader) |
| ssdeep | 3072:OTqw9SpYIjV4Swtm3hdcIYZKZEXaXk/L:OTqw9PSukCKZKaU/ |
| Threatray | 1'268 similar samples on MalwareBazaar |
| TLSH | BA145FE373B3F86AE95384355F4186F1B6C67834A0751227F2C2A23322F45F57A94E26 |
| Reporter |  lowmal3 |
| Tags: | GuLoader |
Intelligence
File Origin
# of uploads :
3
# of downloads :
200
Origin country :
n/a
Vendor Threat Intelligence
Result
Verdict:
Clean
Maliciousness:
Behaviour
Sending a custom TCP request
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.
Malware family:
Generic Malware
Verdict:
Malicious
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)
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Executable has a suspicious name (potential lure to open the executable)
Found malware configuration
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
Machine Learning detection for sample
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)
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Vebzenpak
Status:
Malicious
First seen:
2021-05-11 08:58:26 UTC
AV detection:
14 of 47 (29.79%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
unknown
Similar samples:
+ 1'258 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
1/10
Tags:
n/a
Behaviour
Suspicious use of SetWindowsHookEx
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.16
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
Comments
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MBC behaviors list (github.com/accidentalrebel/mbcscan):
============================================================
0) [B0001.025] Anti-Behavioral Analysis::Software Breakpoints
1) [B0009.029] Anti-Behavioral Analysis::Instruction Testing
2) [C0002.014] Communication Micro-objective::Read Header::HTTP Communication
3) [C0019] Data Micro-objective::Check String