MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 19ea28b761e263b381b52bf0674aa36808e79d2e8a98617852a1635afeccdbc2. 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: 15


Intelligence 15 IOCs YARA File information Comments

SHA256 hash: 19ea28b761e263b381b52bf0674aa36808e79d2e8a98617852a1635afeccdbc2
SHA3-384 hash: 367b4181f3d2a7903bfe8d759d5ddd558effff100bbba342e09edd6bbd43e3772e8131fbc0ac0cd7ebc1179d15835b2b
SHA1 hash: 5902bbeb1357b58b5d07e1e527d51ffa81616113
MD5 hash: 6de192749168313c6c1f59873b6380ef
humanhash: enemy-arkansas-grey-triple
File name:file
Download: download sample
Signature MarsStealer
File size:1'753'600 bytes
First seen:2024-09-13 12:32:46 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:tN5V55J/Uvtyc80UFqAyTmujsIDFwTWtd:tdJ+tyfLuDgIDFwK
TLSH T1BB8533636F301235C23CD7B6B7234F851E29F4690D63A872755162BD890335C3ABB9EA
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


Avatar
Bitsight
url: http://185.215.113.100/guna/sera.exe

Intelligence


File Origin
# of uploads :
1
# of downloads :
382
Origin country :
US US
Vendor Threat Intelligence
Verdict:
Malicious
Score:
92.5%
Tags:
Infostealer Network Stealth
Result
Verdict:
Malware
Maliciousness:

Behaviour
Сreating synchronization primitives
Searching for analyzing tools
Searching for the window
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
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.
Result
Threat name:
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
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.Trojan.Privateloader
Status:
Malicious
First seen:
2024-09-13 12:33:11 UTC
File Type:
PE (Exe)
AV detection:
21 of 24 (87.50%)
Threat level:
  5/5
Verdict:
malicious
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:rave 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://185.215.113.103
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
90640f424e1fd508335da709bf5999ee1ef552e8254f94ab28304cfed1046dd6
MD5 hash:
9fa786e1799ff187084a21ebd80e7218
SHA1 hash:
eec0b4b303c005f2926c2cbe0473daaf47ae2b8e
Detections:
stealc win_stealc_w0 win_stealc_a0
SH256 hash:
19ea28b761e263b381b52bf0674aa36808e79d2e8a98617852a1635afeccdbc2
MD5 hash:
6de192749168313c6c1f59873b6380ef
SHA1 hash:
5902bbeb1357b58b5d07e1e527d51ffa81616113
Please note that we are no longer able to provide a coverage score for Virus Total.

File information


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

Web download

MarsStealer

Executable exe 19ea28b761e263b381b52bf0674aa36808e79d2e8a98617852a1635afeccdbc2

(this sample)

  
Dropped by
Privateloader
  
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

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