MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 7500744cb96ef00da3854791e50622a7c5c0e1cdcf0708c7a7755070509d90b5. 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: 8
| SHA256 hash: | 7500744cb96ef00da3854791e50622a7c5c0e1cdcf0708c7a7755070509d90b5 |
|---|---|
| SHA3-384 hash: | 8855c6880cf3a430db588fa6297accb6f6eef94ae3bed4f5dcc4d84d62ee29b6e326cc5612c24bdada6c5136cdde5ee7 |
| SHA1 hash: | b347b198fc8cadcd7c332a58e96e36cc3aa66e99 |
| MD5 hash: | 41bd0682b694583a44500d4035904843 |
| humanhash: | island-music-cup-bravo |
| File name: | AWB# 6174229350.exe |
| Download: | download sample |
| Signature | GuLoader |
| File size: | 665'944 bytes |
| First seen: | 2022-07-21 12:54:18 UTC |
| Last seen: | 2022-07-22 10:02:55 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 5f0c714c36e6cc016b3a1f4bc86559e4 (199 x GuLoader, 14 x Formbook, 4 x AgentTesla) |
| ssdeep | 6144:71ssjoruNxdoWcofJfBxzKQPdJIwAIk8+44GI8uQd5xEOKz:qsMQEAf3xvIYk8U9xz |
| Threatray | 3'524 similar samples on MalwareBazaar |
| TLSH | T10AE4F8655532B807C1C789B0F53082F69F606D9458F3885F26E1F74AEDBFBA10A27887 |
| TrID | 48.8% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 16.4% (.EXE) Win64 Executable (generic) (10523/12/4) 10.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 7.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 7.0% (.EXE) Win32 Executable (generic) (4505/5/1) |
| File icon (PE): |  |
| dhash icon | 8866e6cca4b6b04c (5 x GuLoader) |
| Reporter |  GovCERT_CH |
| Tags: | exe GuLoader signed |
Code Signing Certificate
| Organisation: | Forstaaende Vrker |
|---|---|
| Issuer: | Forstaaende Vrker |
| Algorithm: | sha256WithRSAEncryption |
| Valid from: | 2021-08-08T21:32:34Z |
| Valid to: | 2024-08-07T21:32:34Z |
| Serial number: | 5af69d321272c297 |
| Thumbprint Algorithm: | SHA256 |
| Thumbprint: | 0e97ceeb963a2334d796baaeb285e404b11c4c6aac763d2728785689d7480719 |
| Source: | This information was brought to you by ReversingLabs A1000 Malware Analysis Platform |
Intelligence
File Origin
# of uploads :
2
# of downloads :
295
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
Creating a file in the %temp% subdirectories
Delayed reading of the file
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
buer overlay packed shell32.dll wacatac
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:
Malicious
Result
Threat name:
AgentTesla, GuLoader
Detection:
malicious
Classification:
troj.evad.spyw
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Multi AV Scanner detection for submitted file
Queries sensitive BIOS Information (via WMI, Win32_Bios & Win32_BaseBoard, often done to detect virtual machines)
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Tries to detect Any.run
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to harvest and steal ftp login credentials
Tries to harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected GuLoader
Behaviour
Behavior Graph:
Threat name:
Win32.Packed.Krynis
Status:
Malicious
First seen:
2022-07-21 05:49:11 UTC
File Type:
PE (Exe)
Extracted files:
8
AV detection:
18 of 26 (69.23%)
Threat level:
1/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
cloudeye
Similar samples:
+ 3'514 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
discovery
Behaviour
Enumerates physical storage devices
Drops file in Windows directory
Drops file in System32 directory
Checks installed software on the system
Loads dropped DLL
Unpacked files
SH256 hash:
c7a20bcaa0197aedddc8e4797bbb33fdf70d980f5e83c203d148121c2106d917
MD5 hash:
792b6f86e296d3904285b2bf67ccd7e0
SHA1 hash:
966b16f84697552747e0ddd19a4ba8ab5083af31
SH256 hash:
7500744cb96ef00da3854791e50622a7c5c0e1cdcf0708c7a7755070509d90b5
MD5 hash:
41bd0682b694583a44500d4035904843
SHA1 hash:
b347b198fc8cadcd7c332a58e96e36cc3aa66e99
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | Ins_NSIS_Buer_Nov_2020_1 |
|---|---|
| Author: | Arkbird_SOLG |
| Description: | Detect NSIS installer used for Buer loader |
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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