MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 91171af67f002002c7845dfc79d87ebdf86badd5c5f91727d00405d5638ab841. 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: 14
| SHA256 hash: | 91171af67f002002c7845dfc79d87ebdf86badd5c5f91727d00405d5638ab841 |
|---|---|
| SHA3-384 hash: | 778d799ad00dacb803c5d068f86732bc05a95229a98da2205d51741825282584108c062925ee8f4e6e111d22874ce2ed |
| SHA1 hash: | c9f7a200239da2e89ba8da6afae7fc87cf19537c |
| MD5 hash: | c3108cefdf629f631dbba54af7124abc |
| humanhash: | earth-magnesium-uniform-berlin |
| File name: | c3108cefdf629f631dbba54af7124abc.exe |
| Download: | download sample |
| Signature | Stealc |
| File size: | 430'592 bytes |
| First seen: | 2024-12-10 23:00:20 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | 774cda8fc0346db46e8806dce0e3365d (2 x Stealc) |
| ssdeep | 6144:9tG76pKx44R/AdKguTHgQ5pe0stxs9D1Et7IqCARIICAblFC:54RuuTHgQ5+UZ1WCAmDM |
| Threatray | 16 similar samples on MalwareBazaar |
| TLSH | T19794DF5175F58136EFB797319B78D6A41A7BBC225BB0918E3698368F1D332D08E72302 |
| 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): |  |
| dhash icon | c6c3c38f8e8e8cd0 (1 x Stealc) |
| Reporter |  abuse_ch |
| Tags: | exe Stealc |
Indicators Of Compromise (IOCs)
Below is a list of indicators of compromise (IOCs) associated with this malware samples.
| IOC | ThreatFox Reference |
|---|---|
| http://92.255.57.89/45c616e921a794b8.php | https://threatfox.abuse.ch/ioc/1354319/ |
Intelligence
File Origin
# of uploads :
1
# of downloads :
461
Origin country :
NLVendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c3108cefdf629f631dbba54af7124abc.exe
Verdict:
Malicious activity
Analysis date:
2024-12-10 23:01:32 UTC
Tags:
loader stealer stealc
Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
Verdict:
Malicious
Score:
99.1%
Tags:
extens trojan virus
Result
Verdict:
Suspicious
Maliciousness:
Behaviour
Сreating synchronization primitives
DNS request
Connection attempt
Sending a custom TCP request
Sending an HTTP GET request
Creating a window
Connecting to a non-recommended domain
Creating a file in the %temp% directory
Creating a process from a recently created file
Running batch commands
Creating a process with a hidden window
Launching a process
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
fingerprint microsoft_visual_cc packed packed packer_detected
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.
Verdict:
Unknown
Result
Threat name:
Stealc
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 dropped file
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:
Score:
100%
Verdict:
Malware
File Type:
PE
Threat name:
Win32.Trojan.StealC
Status:
Malicious
First seen:
2024-12-10 23:01:15 UTC
File Type:
PE (Exe)
Extracted files:
35
AV detection:
22 of 38 (57.89%)
Threat level:
5/5
Detection(s):
Malicious file
Verdict:
malicious
Label(s):
stealc
shellcode_loader_002
Similar samples:
+ 6 additional samples on MalwareBazaar
Result
Malware family:
stealc
Score:
10/10
Tags:
family:stealc botnet:default discovery stealer
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Checks installed software on the system
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Downloads MZ/PE file
Stealc
Stealc family
Malware Config
C2 Extraction:
http://92.255.57.89
Verdict:
Malicious
Tags:
Stealc Stealer
YARA:
n/a
Unpacked files
SH256 hash:
a9ce483c0085bb43b7dba75650f78269c9ce98df1f2acbc83ab34ace3d4d4566
MD5 hash:
ff4f218104a3757aa80ab5ba6bb6ece9
SHA1 hash:
72ab67a5e055c04db6974a979664d185b9586d4a
SH256 hash:
91171af67f002002c7845dfc79d87ebdf86badd5c5f91727d00405d5638ab841
MD5 hash:
c3108cefdf629f631dbba54af7124abc
SHA1 hash:
c9f7a200239da2e89ba8da6afae7fc87cf19537c
Malware family:
Stealc
Verdict:
Malicious
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) |
| 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
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_PIE | Missing Position-Independent Executable (PIE) Protection | high |
Reviews
| ID | Capabilities | Evidence |
|---|---|---|
| WIN32_PROCESS_API | Can Create Process and Threads | KERNEL32.dll::WriteProcessMemory |
| WIN_BASE_API | Uses Win Base API | KERNEL32.dll::TerminateProcess KERNEL32.dll::DeleteVolumeMountPointA KERNEL32.dll::LoadLibraryA KERNEL32.dll::GetStartupInfoA KERNEL32.dll::GetCommandLineA |
| WIN_BASE_EXEC_API | Can Execute other programs | KERNEL32.dll::WriteConsoleOutputW KERNEL32.dll::WriteConsoleOutputAttribute KERNEL32.dll::GetConsoleAliasExesLengthW KERNEL32.dll::GetConsoleAliasW |
| WIN_BASE_IO_API | Can Create Files | KERNEL32.dll::GetFileAttributesA |
| WIN_SVC_API | Can Manipulate Windows Services | ADVAPI32.dll::EnumDependentServicesW |
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