MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4ef5d20300b62654c4816aa089e9acf5fad299d6e13b12a7b6036e9ba9a6a7f2. 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: | 4ef5d20300b62654c4816aa089e9acf5fad299d6e13b12a7b6036e9ba9a6a7f2 |
|---|---|
| SHA3-384 hash: | a50a713250a79095f0af3820c67e5edb3f92c589e18f7004b538957e7c48d56dc0fb6b0d4e90aed6e0d56cd7620a644a |
| SHA1 hash: | 28ca5f3fbe876a32533f3156b00c78ea433317fe |
| MD5 hash: | 1b171c2aee46d8c98eaeb3b97e47d12d |
| humanhash: | pennsylvania-queen-arizona-bravo |
| File name: | NEW DOC_JULY_2021_653200621_IMG_JPEG_CIF_EXPORT COPY.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 106'496 bytes |
| First seen: | 2021-07-08 13:44:28 UTC |
| Last seen: | 2021-07-08 14:50:28 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f6e083d868a135a07d80f02d2a01fccd (4 x GuLoader) |
| ssdeep | 1536:izbHcmSnB7uIjkKfCenvRJkHs1dc28UyYo+1KKq+umO:gANVuWkKqenvRSHsvc28UyYv1nq+o |
| Threatray | 5'498 similar samples on MalwareBazaar |
| TLSH | T1A2A33813B7D1DCA9FDE446351832D19429A3BC307C538E077BC23A6E7C7865279BA21A |
| Reporter | Anonymous |
| Tags: | exe GuLoader |
Intelligence
File Origin
# of uploads :
2
# of downloads :
184
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
NEW DOC_JULY_2021_653200621_IMG_JPEG_CIF_EXPORT COPY.exe
Verdict:
No threats detected
Analysis date:
2021-07-08 14:01:44 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:
UNKNOWN
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:
80 / 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)
Found malware configuration
Found potential dummy code loops (likely to delay analysis)
Initial sample is a PE file and has a suspicious name
Tries to detect virtualization through RDTSC time measurements
Yara detected GuLoader
Behaviour
Behavior Graph:
Detection:
guloader
Threat name:
Win32.Trojan.Mucc
Status:
Malicious
First seen:
2021-07-08 13:45:03 UTC
AV detection:
13 of 29 (44.83%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
suspicious
Similar samples:
+ 5'488 additional samples on MalwareBazaar
Result
Malware family:
guloader
Score:
10/10
Tags:
family:guloader downloader
Behaviour
Suspicious use of SetWindowsHookEx
Guloader,Cloudeye
Malware Config
C2 Extraction:
https://onedrive.live.com/download?cid=432DF5748EB08F05&resid=432DF5748EB08F05%21112&authkey=ADMceTysLZAqIOk
Unpacked files
SH256 hash:
4ef5d20300b62654c4816aa089e9acf5fad299d6e13b12a7b6036e9ba9a6a7f2
MD5 hash:
1b171c2aee46d8c98eaeb3b97e47d12d
SHA1 hash:
28ca5f3fbe876a32533f3156b00c78ea433317fe
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.
Delivery method
Distributed via e-mail link
Comments
Login required
You need to login to in order to write a comment. Login with your abuse.ch account.