MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 a5fdd0406a9d46666bc43b46d2f23664750723fa4cd528379522cc1b2ee069a3. 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
GurcuStealer
Vendor detections: 12
| SHA256 hash: | a5fdd0406a9d46666bc43b46d2f23664750723fa4cd528379522cc1b2ee069a3 |
|---|---|
| SHA3-384 hash: | e822d6fd6375d4f0259be4279fa07f9311499d265c04c995d727938cbb38305f588b484ae5f435426046b9ea55f9c19e |
| SHA1 hash: | e652b28dc6ce50d92eb6d3eb0947e667cb4c6502 |
| MD5 hash: | 943d66043301745e07da302743041496 |
| humanhash: | carbon-nuts-crazy-indigo |
| File name: | 943d66043301745e07da302743041496 |
| Download: | download sample |
| Signature | GurcuStealer |
| File size: | 37'888 bytes |
| First seen: | 2023-04-02 04:52:50 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'648 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger) |
| ssdeep | 768:+mU0ps424uzzql7rbDwHVB0uRImp74OLBbXc:+mdsDzzqpbDgvHNsKu |
| Threatray | 167 similar samples on MalwareBazaar |
| TLSH | T1A203EA46FA088536E299473BD8736210877552837A53EF0EACDEF0D55FC36C86902E9E |
| TrID | 30.6% (.SCR) Windows screen saver (13097/50/3) 24.5% (.EXE) Win64 Executable (generic) (10523/12/4) 15.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 10.5% (.EXE) Win32 Executable (generic) (4505/5/1) 4.8% (.ICL) Windows Icons Library (generic) (2059/9) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe GurcuStealer |
Intelligence
File Origin
# of uploads :
1
# of downloads :
283
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
943d66043301745e07da302743041496
Verdict:
Malicious activity
Analysis date:
2023-04-02 04:54:59 UTC
Tags:
evasion
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Creating a file in the %temp% directory
Reading critical registry keys
Creating a window
DNS request
Sending an HTTP GET request
Using the Windows Management Instrumentation requests
Sending a custom TCP request
Running batch commands
Creating a process with a hidden window
Launching a process
Creating a file
Stealing user critical data
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
comodo packed
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
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:
WhiteSnake
Verdict:
Malicious
Result
Threat name:
Gurcu Stealer
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
Machine Learning detection for sample
May check the online IP address of the machine
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Queries sensitive service information (via WMI, Win32_LogicalDisk, often done to detect sandboxes)
Self deletion via cmd or bat file
Tries to harvest and steal browser information (history, passwords, etc)
Uses ping.exe to check the status of other devices and networks
Uses the Telegram API (likely for C&C communication)
Yara detected Gurcu Stealer
Yara detected Telegram RAT
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.Casdet
Status:
Malicious
First seen:
2023-03-31 23:38:00 UTC
File Type:
PE (.Net Exe)
Extracted files:
2
AV detection:
18 of 24 (75.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Similar samples:
+ 157 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
7/10
Tags:
spyware stealer
Behaviour
Runs ping.exe
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Looks up external IP address via web service
Checks computer location settings
Reads user/profile data of web browsers
Unpacked files
SH256 hash:
a5fdd0406a9d46666bc43b46d2f23664750723fa4cd528379522cc1b2ee069a3
MD5 hash:
943d66043301745e07da302743041496
SHA1 hash:
e652b28dc6ce50d92eb6d3eb0947e667cb4c6502
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
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: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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