MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 39874f3eb3d660ef8af1c02af08ddfa4d3dc14aedf2c216e3e1f8639813bf2e1. 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: | 39874f3eb3d660ef8af1c02af08ddfa4d3dc14aedf2c216e3e1f8639813bf2e1 |
|---|---|
| SHA3-384 hash: | 12baa95ec48ffa00f9544196c57bca202854b323300596cdcc46d63413d4b585a343af4287b9e580f4e5875d35be1766 |
| SHA1 hash: | 7e5b187d617212801d5ffe49245108885b521793 |
| MD5 hash: | 89f618eee49448598d46ea03cd0e0ebb |
| humanhash: | charlie-nebraska-arkansas-earth |
| File name: | New_Shipment_order#345-4252.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 135'168 bytes |
| First seen: | 2021-02-24 12:32:18 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | cc882d101998a701353b40b0cd8c341a (6 x GuLoader, 1 x Formbook) |
| ssdeep | 3072:TwVUPKh7zXjmQpY4qbcRGgWCg40i+tbAwQqwV:TwVUPKh3jbpY4Q8GZCg40i+tblQqwV |
| Threatray | 160 similar samples on MalwareBazaar |
| TLSH | 8ED33832777CE87BF5D607319A12D5F803649F531A408A8714713F2E2A78AA42B71EF6 |
| Reporter |  JAMESWT_WT |
| 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:
New_Shipment_order#345-4252.exe
Verdict:
No threats detected
Analysis date:
2021-02-24 12:33:20 UTC
Tags:
n/a
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Guloader
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:
84 / 100
Signature
Contains functionality to detect hardware virtualization (CPUID execution measurement)
Contains functionality to hide a thread from the debugger
Detected RDTSC dummy instruction sequence (likely for instruction hammering)
Hides threads from debuggers
Initial sample is a PE file and has a suspicious name
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
Yara detected VB6 Downloader Generic
Behaviour
Behavior Graph:
Detection:
guloader
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2021-02-24 08:39:36 UTC
File Type:
PE (Exe)
Extracted files:
16
AV detection:
20 of 29 (68.97%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
suspicious
Similar samples:
+ 150 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
Suspicious behavior: MapViewOfSection
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
49b04162c412105ab0857de16713724cbf3234a0b6ba51f3a5286312633f20c3
MD5 hash:
1f1b425190b2fb0396ad2d538b1060ba
SHA1 hash:
413f98641d46fdcabfcaf64f29495667de6282ea
SH256 hash:
39874f3eb3d660ef8af1c02af08ddfa4d3dc14aedf2c216e3e1f8639813bf2e1
MD5 hash:
89f618eee49448598d46ea03cd0e0ebb
SHA1 hash:
7e5b187d617212801d5ffe49245108885b521793
Please note that we are no longer able to provide a coverage score for Virus Total.
File information
The table below shows additional information about this malware sample such as delivery method and external references.
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