MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 fb8269dae16f59cb0f20bed8792e9a497e019b6d21c489114616f2c46d1db396. 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: 16
| SHA256 hash: | fb8269dae16f59cb0f20bed8792e9a497e019b6d21c489114616f2c46d1db396 |
|---|---|
| SHA3-384 hash: | c2a642c6fc8c0211b15dcc0a706c557d5f2e9158acd021b1e0c857e2afd4fd72ebd5b7ec437448358e5535f3a400a20b |
| SHA1 hash: | ad98ad6e22aa75fe869344932022507386c159aa |
| MD5 hash: | 5afadfe8ee15c31905dbd4fd8d0cc47d |
| humanhash: | summer-sodium-white-diet |
| File name: | file |
| Download: | download sample |
| Signature | MarsStealer |
| File size: | 1'838'080 bytes |
| First seen: | 2024-09-28 06:54:37 UTC |
| Last seen: | 2024-09-28 06:58:55 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:ipOpJqTC24tcDM1as/k4pT9VhXe8f+1G/Bi:AlXLe7d9ru51 |
| TLSH | T1EE8533E84D8391BFDB494DB92DBB389FE7F41536C88620528C72DCC5BD036A385252AD |
| 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 :
7
# of downloads :
501
Origin country :
USVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2024-09-28 06:56:23 UTC
Tags:
stealer stealc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
92.5%
Tags:
Infostealer Network Stealth Vmdetect Spam
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
anti-vm microsoft_visual_cc packed
Verdict:
Malicious
Labled as:
Trojan.Generic
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:
Unknown
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
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:
Malicious
First seen:
2024-09-28 06:55:11 UTC
File Type:
PE (Exe)
AV detection:
18 of 24 (75.00%)
Threat level:
2/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
stealc
Result
Malware family:
stealc
Score:
10/10
Tags:
family:stealc botnet:save 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
Malware Config
C2 Extraction:
http://185.215.113.37
Verdict:
Malicious
Tags:
stealc
YARA:
n/a
Unpacked files
SH256 hash:
069531af7a82f5b5022b55bb233916aca4a506794e051c52fc1bf33b6d92e863
MD5 hash:
3c689ad8ebe4ac03303e7024dbfdde93
SHA1 hash:
ad2ea75b2b488b6d977e3cd65d1851627c3e93d7
Detections:
stealc
win_stealc_w0
win_stealc_a0
SH256 hash:
fb8269dae16f59cb0f20bed8792e9a497e019b6d21c489114616f2c46d1db396
MD5 hash:
5afadfe8ee15c31905dbd4fd8d0cc47d
SHA1 hash:
ad98ad6e22aa75fe869344932022507386c159aa
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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