MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 b58b167e871b1b7d45c597b883fd34e0269f11287249f9ccb393bb51f963909c. 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: 17
| SHA256 hash: | b58b167e871b1b7d45c597b883fd34e0269f11287249f9ccb393bb51f963909c |
|---|---|
| SHA3-384 hash: | 6e81f24bff153a2a8af4bf8cf207a23db749f61b437df6ab4bbc2f32d1d787c98eff57e8f5f69dfe636294ddc940184f |
| SHA1 hash: | 1f56af38f6f4c1233ab9ebda8657888b8b1c339d |
| MD5 hash: | 085a80e000927c8630f0c850e1b4371e |
| humanhash: | paris-angel-missouri-helium |
| File name: | file |
| Download: | download sample |
| Signature | MarsStealer |
| File size: | 2'137'600 bytes |
| First seen: | 2024-11-01 21:20:51 UTC |
| Last seen: | 2024-11-01 23:18:46 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer) |
| ssdeep | 49152:lLtvouahfXO1ZbRI+qQj/3LVfS3chgwnt79nbc/6sv879:lRvyfXCF3/79SMhgETb2M |
| TLSH | T123A5331A4E57432AC443C277838B09F05D6858E059BDBABBEBC53F1752C32509BABE5C |
| TrID | 27.1% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 20.8% (.EXE) Win16 NE executable (generic) (5038/12/1) 18.6% (.EXE) Win32 Executable (generic) (4504/4/1) 8.5% (.ICL) Windows Icons Library (generic) (2059/9) 8.3% (.EXE) OS/2 Executable (generic) (2029/13) |
| Magika | pebin |
| Reporter |  Bitsight |
| Tags: | exe MarsStealer |
Intelligence
File Origin
# of uploads :
24
# of downloads :
414
Origin country :
USVendor Threat Intelligence
Malware family:
amadey
ID:
1
File name:
69580a2704c6b5c8ad94e693c94d6da1
Verdict:
Malicious activity
Analysis date:
2024-11-01 21:16:05 UTC
Tags:
amadey botnet stealer lumma loader themida stealc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
81.4%
Tags:
vmdetect spam
Result
Verdict:
Malware
Maliciousness:
Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
Creating a file
Running batch commands
Creating a process with a hidden window
Launching a process
Connection attempt to an infection source
Sending an HTTP GET request to an infection source
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc packed packed packer_detected
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.
Verdict:
Suspicious
Result
Threat name:
Stealc
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after checking locale)
Found malware configuration
Hides threads from debuggers
Machine Learning detection for sample
PE file contains section with special chars
Sample uses string decryption to hide its real strings
Searches for specific processes (likely to inject)
Suricata IDS alerts for network traffic
Tries to detect process monitoring tools (Task Manager, Process Explorer etc.)
Tries to detect sandboxes / dynamic malware analysis system (registry check)
Tries to detect sandboxes and other dynamic analysis tools (window names)
Tries to detect virtualization through RDTSC time measurements
Tries to evade debugger and weak emulator (self modifying code)
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.Generic
Status:
Suspicious
First seen:
2024-11-01 21:21:13 UTC
File Type:
PE (Exe)
AV detection:
16 of 38 (42.11%)
Threat level:
5/5
Detection(s):
Suspicious file
Result
Malware family:
stealc
Score:
10/10
Tags:
family:stealc botnet:tale discovery evasion stealer
Behaviour
Suspicious behavior: EnumeratesProcesses
System Location Discovery: System Language Discovery
Suspicious use of NtSetInformationThreadHideFromDebugger
Checks BIOS information in registry
Identifies Wine through registry keys
Identifies VirtualBox via ACPI registry values (likely anti-VM)
Stealc
Stealc family
Malware Config
C2 Extraction:
http://185.215.113.206
Verdict:
Malicious
Tags:
stealc
YARA:
n/a
Unpacked files
SH256 hash:
81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4
MD5 hash:
eda18948a989176f4eebb175ce806255
SHA1 hash:
ff22a3d5f5fb705137f233c36622c79eab995897
SH256 hash:
86c3be29516a4e06db49b8848aacd3d4243de8bd00ce1fd7ab324463fed7748f
MD5 hash:
2eaea162c8780ac4278912a19cf7382d
SHA1 hash:
f875825048cdaebbde2f507485f6aa6686014304
Detections:
stealc
win_stealc_w0
win_stealc_a0
detect_Mars_Stealer
SH256 hash:
b58b167e871b1b7d45c597b883fd34e0269f11287249f9ccb393bb51f963909c
MD5 hash:
085a80e000927c8630f0c850e1b4371e
SHA1 hash:
1f56af38f6f4c1233ab9ebda8657888b8b1c339d
Malware family:
Stealc
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: | vmdetect |
|---|---|
| Author: | nex |
| Description: | Possibly employs anti-virtualization techniques |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Dropped by
Amadey
Delivery method
Distributed via web download
BLint
The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.
Findings
| ID | Title | Severity |
|---|---|---|
| CHECK_AUTHENTICODE | Missing Authenticode | high |
| CHECK_DLL_CHARACTERISTICS | Missing dll Security Characteristics (HIGH_ENTROPY_VA) | high |
| CHECK_NX | Missing Non-Executable Memory Protection | critical |
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