MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 166908f0b9866d84c4a0828b4d664aa4b1049d403ebe90798caa4f4d93b26e00. 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: 9
| SHA256 hash: | 166908f0b9866d84c4a0828b4d664aa4b1049d403ebe90798caa4f4d93b26e00 |
|---|---|
| SHA3-384 hash: | 406174c4100397419458aa7f2bb8e46f385b8bdbcf8223ed7f1d36bb0da1659258bd8aa0d3ae3431bc4dfa4891500c66 |
| SHA1 hash: | afd88db604950fa48f84c962794c34805b4cec97 |
| MD5 hash: | 58f6d428bdcea5c81d3486f60cbd4244 |
| humanhash: | fruit-oscar-alabama-johnny |
| File name: | Pteranodontidae.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 144'824 bytes |
| First seen: | 2022-10-10 06:11:14 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 59a4a44a250c4cf4f2d9de2b3fe5d95f (70 x GuLoader, 13 x AgentTesla, 7 x AZORult) |
| ssdeep | 3072:ZDJ0rZo6StCBXJP3WHohwXaNHAUenB8QX4R6Gj5QzhqZCxTAII8nxJ:ZDSoIEdalxt30Gj5QQZCyII8T |
| Threatray | 13 similar samples on MalwareBazaar |
| TLSH | T169E3023756E418A7E9C34A722A72AB3BE7B9F600092441874711DB782F327D7EA170D6 |
| TrID | 92.9% (.EXE) NSIS - Nullsoft Scriptable Install System (846567/2/133) 3.4% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 1.1% (.EXE) Win64 Executable (generic) (10523/12/4) 0.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 0.5% (.EXE) Win16 NE executable (generic) (5038/12/1) |
| File icon (PE): |  |
| dhash icon | b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla) |
| Reporter |  adrian__luca |
| Tags: | exe GuLoader signed |
Code Signing Certificate
| Organisation: | |
|---|---|
| Issuer: | |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2022-08-17T03:36:43Z |
| Valid to: | 2025-08-16T03:36:43Z |
| Serial number: | 7bff14ef02a414b9 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 38e7a267cf2da01b783398b7a5df1c4b8598247e2cda5b968e092ce39d8d5ec9 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
1
# of downloads :
296
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a file
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
overlay packed shell32.dll
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.
Verdict:
Unknown
Result
Threat name:
GuLoader
Detection:
malicious
Classification:
troj.evad
Score:
76 / 100
Signature
Antivirus / Scanner detection for submitted sample
Multi AV Scanner detection for submitted file
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Writes to foreign memory regions
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Guloader
Status:
Malicious
First seen:
2022-10-03 19:33:19 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
20 of 26 (76.92%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 3 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader discovery downloader
Behaviour
Enumerates physical storage devices
Drops file in Program Files directory
Drops file in System32 directory
Checks installed software on the system
Loads dropped DLL
Guloader,Cloudeye
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
8a0c447f38d4447d7e35d31aefafbaa66a8074699e41d5bfff8757586ba6079b
MD5 hash:
6d16df21986d5f5990f98cee156f1a5d
SHA1 hash:
a31e16f41ce62ec1cc3fb3fa6fe93740d9952ac8
SH256 hash:
166908f0b9866d84c4a0828b4d664aa4b1049d403ebe90798caa4f4d93b26e00
MD5 hash:
58f6d428bdcea5c81d3486f60cbd4244
SHA1 hash:
afd88db604950fa48f84c962794c34805b4cec97
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
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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