MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6a6139e53c1cff557fac7e0d1f66f6e8c4960aa73adac901f256c9144ba86756. 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



Stealc


Vendor detections: 16


Intelligence 16 IOCs YARA 1 File information Comments

SHA256 hash: 6a6139e53c1cff557fac7e0d1f66f6e8c4960aa73adac901f256c9144ba86756
SHA3-384 hash: 861e13c7d73aefe8a5ff3b8914542d0afbcee3b17a4cc82b8bb0ca0144866dddc71101a67a8008096e311e6abd7630f2
SHA1 hash: 8e8ad0d59e15747047428daea9e78cb4f6fbbfbe
MD5 hash: 76750efd1ca0208861f246d644e27524
humanhash: high-sink-sweet-papa
File name:file
Download: download sample
Signature Stealc
File size:1'796'608 bytes
First seen:2024-11-26 12:07:05 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 2eabe9054cad5152567f0699947a2c5b (2'852 x LummaStealer, 1'312 x Stealc, 1'026 x Healer)
ssdeep 49152:yLfQMtcO94hhlBRP9sbbBQ0SJwD491wxcIy:UcO9Ghly1Q0SWD49xIy
TLSH T1998533B1C9E98373D3408C79C9BB4A53B730781223D5866D1E18C8B525E739DAB27EC9
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 Stealc


Avatar
Bitsight
url: http://185.215.113.16/steam/random.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
195
Origin country :
US US
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file.exe
Verdict:
Malicious activity
Analysis date:
2024-11-26 12:11:12 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
92.5%
Tags:
small spam hype sage
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for analyzing tools
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:
microsoft_visual_cc packed packed packer_detected
Result
Threat name:
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
Multi AV Scanner detection for submitted file
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:
Threat name:
Win32.Spyware.Stealc
Status:
Suspicious
First seen:
2024-11-26 12:08:05 UTC
File Type:
PE (Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Verdict:
malicious
Label(s):
Similar samples:
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:mars 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:
Suspicious
Tags:
Stealer Stealc
YARA:
n/a
Unpacked files
SH256 hash:
31da499f82d216132e9d5bd9b23aa8fdeca8c0609240e70d9e71dba4b3200f8e
MD5 hash:
62624f2717628dfa5bae630f76cc1608
SHA1 hash:
f0851692665ea831b0307a53f3451bdbc7fee02b
Detections:
win_stealc_w0 win_stealc_a0
SH256 hash:
6a6139e53c1cff557fac7e0d1f66f6e8c4960aa73adac901f256c9144ba86756
MD5 hash:
76750efd1ca0208861f246d644e27524
SHA1 hash:
8e8ad0d59e15747047428daea9e78cb4f6fbbfbe
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:Sus_Obf_Enc_Spoof_Hide_PE
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

File information


The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Stealc

Executable exe 6a6139e53c1cff557fac7e0d1f66f6e8c4960aa73adac901f256c9144ba86756

(this sample)

  
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
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high
CHECK_NXMissing Non-Executable Memory Protectioncritical

Comments