MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e41990e00d72a4f9b5331fab7e2c59393333aa30c42bf4ebf80eed1d45bc2e45. 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 1 YARA 4 File information Comments

SHA256 hash: e41990e00d72a4f9b5331fab7e2c59393333aa30c42bf4ebf80eed1d45bc2e45
SHA3-384 hash: ec71d6ca8703297078d00bdb507d1734d7e541da95c7eba9a8c59abf7744149e27f28d5b77f28b677c2298119cb414a5
SHA1 hash: ae76c9b32ce5a4ac547287ae3e5e6ce3cfc8c5ff
MD5 hash: 81514f872b8b4adc221c5e4468980efb
humanhash: pip-ack-jig-mountain
File name:81514f872b8b4adc221c5e4468980efb.exe
Download: download sample
Signature Stealc
File size:305'152 bytes
First seen:2024-12-10 21:50:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 89e5f4444b856f07a722373b9873deb8 (1 x Stealc)
ssdeep 3072:ZmhJSA2Mb43leZVyR1/ZrnhRZul55W/53Zxy++e251Q/Yfcmo9QAo+HnR+9CEBCg:chJSAXM3lLL/ZrhRAlX8ApL1Q/lECW
Threatray 14 similar samples on MalwareBazaar
TLSH T10E549C5235F19433EEBB4B344B74D7986D3BBCA2AE7090DE2264363F19336918D64B12
TrID 46.6% (.CPL) Windows Control Panel Item (generic) (57583/11/19)
25.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
8.5% (.EXE) Win64 Executable (generic) (10522/11/4)
5.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.0% (.EXE) Win16 NE executable (generic) (5038/12/1)
Magika pebin
File icon (PE):PE icon
dhash icon 00010030130c0000 (1 x Stealc)
Reporter abuse_ch
Tags:exe Stealc


Avatar
abuse_ch
Stealc C2:
http://92.255.57.89/45c616e921a794b8.php

Indicators Of Compromise (IOCs)


Below is a list of indicators of compromise (IOCs) associated with this malware samples.

IOCThreatFox Reference
http://92.255.57.89/45c616e921a794b8.php https://threatfox.abuse.ch/ioc/1354319/

Intelligence


File Origin
# of uploads :
1
# of downloads :
506
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
81514f872b8b4adc221c5e4468980efb.exe
Verdict:
Malicious activity
Analysis date:
2024-12-10 21:53:00 UTC
Tags:
stealer stealc

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
96.5%
Tags:
virus small hype
Result
Verdict:
Suspicious
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Connecting to a non-recommended domain
Connection attempt
Sending an HTTP GET request
Running batch commands
Creating a process with a hidden window
Launching a process
Launching the default Windows debugger (dwwin.exe)
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
fingerprint microsoft_visual_cc packed
Result
Verdict:
UNKNOWN
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 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 malware configuration
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)
Suricata IDS alerts for network traffic
Yara detected Powershell download and execute
Yara detected Stealc
Behaviour
Behavior Graph:
Threat name:
Win32.Trojan.StealC
Status:
Malicious
First seen:
2024-12-10 21:24:38 UTC
File Type:
PE (Exe)
Extracted files:
35
AV detection:
28 of 37 (75.68%)
Threat level:
  5/5
Result
Malware family:
Score:
  10/10
Tags:
family:stealc botnet:default discovery stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Program crash
System Location Discovery: System Language Discovery
Checks installed software on the system
Stealc
Stealc family
Malware Config
C2 Extraction:
http://92.255.57.89
Verdict:
Suspicious
Tags:
Stealc Stealer
YARA:
n/a
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:DebuggerCheck__API
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:golang_bin_JCorn_CSC846
Author:Justin Cornwell
Description:CSC-846 Golang detection ruleset
Rule name:RansomPyShield_Antiransomware
Author:XiAnzheng
Description:Check for Suspicious String and Import combination that Ransomware mostly abuse(can create FP)

File information


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

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
CHECK_PIEMissing Position-Independent Executable (PIE) Protectionhigh
Reviews
IDCapabilitiesEvidence
WIN32_PROCESS_APICan Create Process and ThreadsKERNEL32.dll::WriteProcessMemory
WIN_BASE_APIUses Win Base APIKERNEL32.dll::TerminateProcess
KERNEL32.dll::DeleteVolumeMountPointA
KERNEL32.dll::LoadLibraryA
KERNEL32.dll::GetStartupInfoA
KERNEL32.dll::GetCommandLineA
WIN_BASE_EXEC_APICan Execute other programsKERNEL32.dll::WriteConsoleOutputW
KERNEL32.dll::WriteConsoleOutputAttribute
KERNEL32.dll::GetConsoleAliasExesLengthW
KERNEL32.dll::GetConsoleAliasW
WIN_BASE_IO_APICan Create FilesKERNEL32.dll::GetFileAttributesA

Comments