MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 020fd62d72e2fc52bd24929f59613f75ea345b8062c7afbd8cdc6d55243d7839. 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
MarsStealer
Vendor detections: 12
| SHA256 hash: | 020fd62d72e2fc52bd24929f59613f75ea345b8062c7afbd8cdc6d55243d7839 |
|---|---|
| SHA3-384 hash: | 62fa8d6ed4b1257829311cb55ca44c3ceb8e21f9d52d46cabfc4fb663d72d3c813e9653e12600367ff1d3d42f66be116 |
| SHA1 hash: | 037a82d4141069b39c34d2866e88725a91d39408 |
| MD5 hash: | 59551cc59e11cf4ad17c4ff01a0c0690 |
| humanhash: | six-undress-potato-december |
| File name: | 59551cc59e11cf4ad17c4ff01a0c0690.exe |
| Download: | download sample |
| Signature | MarsStealer |
| File size: | 358'400 bytes |
| First seen: | 2023-07-27 07:11:37 UTC |
| Last seen: | 2023-07-27 23:32:43 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | a9a61375e97ff1bb9ae776c90b197580 (1 x Smoke Loader, 1 x Stealc, 1 x MarsStealer) |
| ssdeep | 3072:AhQcksL0kQQN26+pLefO2K9vgqaghBHWkChQP85kbwlGvPGT1hM:m5ksL0bl4XSoqLhB0Qhbjv+ |
| Threatray | 43 similar samples on MalwareBazaar |
| TLSH | T1BF74A58383A1BD44E9258B72DF2FCAE8760DF6D18F4D7B65A2289E1F04F51B2D163610 |
| TrID | 37.3% (.EXE) Win64 Executable (generic) (10523/12/4) 17.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 16.0% (.EXE) Win32 Executable (generic) (4505/5/1) 7.3% (.ICL) Windows Icons Library (generic) (2059/9) 7.2% (.EXE) OS/2 Executable (generic) (2029/13) |
| File icon (PE): |  |
| dhash icon | 000808280a0b0200 (1 x MarsStealer) |
| Reporter |  abuse_ch |
| Tags: | exe MarsStealer |
Intelligence
File Origin
# of uploads :
7
# of downloads :
268
Origin country :
NLVendor Threat Intelligence
Malware family:
oski
ID:
1
File name:
59551cc59e11cf4ad17c4ff01a0c0690.exe
Verdict:
Malicious activity
Analysis date:
2023-07-27 07:13:32 UTC
Tags:
stealc stealer lumma oski loader
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Detection(s):
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
greyware packed xpack
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:
Oski Stealer
Verdict:
Malicious
Result
Threat name:
Stealc, Vidar
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Found many strings related to Crypto-Wallets (likely being stolen)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Self deletion via cmd or bat file
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Crypto Currency Wallets
Tries to steal Mail credentials (via file / registry access)
Yara detected Stealc
Yara detected Vidar stealer
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.RedLine
Status:
Malicious
First seen:
2023-07-26 23:05:50 UTC
File Type:
PE (Exe)
Extracted files:
84
AV detection:
27 of 38 (71.05%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Similar samples:
+ 33 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
8/10
Tags:
discovery spyware stealer
Behaviour
Checks processor information in registry
Delays execution with timeout.exe
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Accesses cryptocurrency files/wallets, possible credential harvesting
Checks installed software on the system
Checks computer location settings
Deletes itself
Loads dropped DLL
Reads user/profile data of web browsers
Downloads MZ/PE file
Unpacked files
SH256 hash:
67e733069b858d3b1755210f96834936db5e61cb94f485027fae194c41d04a60
MD5 hash:
2c53a0953fe69825b45ffc2078afa720
SHA1 hash:
7fd7b6be80586deff8af51e8d45ed4b5fca512d2
SH256 hash:
020fd62d72e2fc52bd24929f59613f75ea345b8062c7afbd8cdc6d55243d7839
MD5 hash:
59551cc59e11cf4ad17c4ff01a0c0690
SHA1 hash:
037a82d4141069b39c34d2866e88725a91d39408
Malware family:
Stealc
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
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: | detect_Mars_Stealer |
|---|---|
| Author: | @malgamy12 |
| Description: | detect_Mars_Stealer |
| Rule name: | sus_pe_free_without_allocation |
|---|---|
| Author: | Maxime THIEBAUT (@0xThiebaut) |
| Description: | Detects an executable importing functions to free memory without importing allocation functions, often indicative of dynamic import resolution |
| Rule name: | Windows_Trojan_Smokeloader_3687686f |
|---|---|
| Author: | Elastic Security |
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
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