MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf. 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


Intelligence 14 IOCs YARA 11 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf
SHA3-384 hash: 8d872374b9927fb3a483b5dd0d590e016c89092a169be9fa740727acc1b387370a5bbbe22020639020e5a864e02d33fd
SHA1 hash: 6d03a4901c8071addd298cbbdb9046187eabb28c
MD5 hash: b2bd1d505e049d71ce275b7f54eae02c
humanhash: mountain-stream-ack-moon
File name:file
Download: download sample
Signature Stealc
Create hunting rule
File size:243'712 bytes
First seen:2023-11-02 11:15:40 UTC
Last seen:2023-11-02 13:18:09 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash cfa74c896431ea995bfab7a4c676d337 (1 x Stealc)
ssdeep 3072:+P07CFxFieckokONqziydoyLKZ2ue9oUbPdu8kMdmLelCkHA:nCFxbokOoziCoyLKZhe9oUbk8kMYLw
TLSH T1FF347D1353E078B1E5274B328E2EC6E87A1EB8608F5577DB2B559A2F09701F2C772B11
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0520000120122912 (1 x Stealc)
Reporter andretavare5
Tags:exe Stealc


Avatar
andretavare5
Sample downloaded from http://michaelcoleman.icu/timeSync.exe

Intelligence

File Origin
# of uploads :
3
# of downloads :
341
Origin country :
US US
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/457773/
Detection(s):
SecuriteInfo.com.Win32.Evo-gen.4709.8315.UNOFFICIAL
Create hunting rule

Result
Verdict:
Clean
Maliciousness:

Behaviour
Сreating synchronization primitives
DNS request
Launching the default Windows debugger (dwwin.exe)
Searching for the window
Gathering data
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control greyware lolbin packed
Link:
https://www.filescan.io/uploads/654384f3a6fa5eab936d7b67/reports/76a199ca-3627-4094-aaad-13323df66068/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf
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.
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/979533c9-f6b9-476e-8200-7004fe5983bd
Result
Threat name:
Stealc
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1335933
Signature
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)
Detected unpacking (overwrites its own PE header)
Found evasive API chain (may stop execution after checking locale)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for domain / URL
Multi AV Scanner detection for submitted file
Sample uses string decryption to hide its real strings
Snort IDS alert for network traffic
Tries to harvest and steal browser information (history, passwords, etc)
Yara detected Stealc
Behaviour
Behavior Graph:
Download SVG
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf/
Threat name:
Win32.Trojan.Privateloader
Create hunting rule
Status:
Malicious
First seen:
2023-11-02 11:16:06 UTC
File Type:
PE (Exe)
Extracted files:
26
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rzmfuzsmufrpd6xi55kanlgndoaspo5sd74rcwcn5yfnjmyy5kxq._file
Verdict:
malicious
Result
Malware family:
stealc
Create hunting rule
Score:
  10/10
Tags:
family:stealc discovery spyware stealer
Link:
https://tria.ge/reports/231102-nc45bsah6v/
Behaviour
Checks processor information in registry
Suspicious behavior: EnumeratesProcesses
Program crash
Checks installed software on the system
Reads user/profile data of web browsers
Stealc
Unpacked files
SH256 hash:
1cf73b7724ee20aac09a943efc45dd3eff81d6ea2d23cf2f085c7b76535d963d
MD5 hash:
b3d1044a66f4efad468e3c3866ffc37a
SHA1 hash:
54ad2501685b23d5bce02a4dd7c1409c5512997a
Detections:
stealc
Create hunting rule
Link:
https://www.unpac.me/results/5371d42a-0fa8-4554-8bf1-a06fa8bfb675/
Parent samples :
2d532ac3537f2c94740c57c54f046b65952e6af7f2bd7e0af94fb8f830c3fe99
b876aced86b0a17b4469db3a1bd3b18e01ba292eb205fd2796c117aa3cf0e2c9
2e47eb93b10c3a2777d67dadfe764a639fa220de2988ac38ec37d436561e2b50
47cf234f9fadf198baab09744a9f0e351278a0ffd7da05e136a85b0c4d858ab4
8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf
SH256 hash:
8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf
MD5 hash:
b2bd1d505e049d71ce275b7f54eae02c
SHA1 hash:
6d03a4901c8071addd298cbbdb9046187eabb28c
Link:
https://www.unpac.me/results/5371d42a-0fa8-4554-8bf1-a06fa8bfb675/
Malware family:
Stealc
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/8e585a664ca1/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/8e585a664ca162f1fae8ef5406accd1b8127bbb21ff911584dee0ad4b318eaaf

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
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerCheck__QueryInfo
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:DebuggerException__ConsoleCtrl
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:detect_Mars_Stealer
Create hunting rule
Author:@malgamy12
Description:detect_Mars_Stealer
Rule name:infostealer_win_stealc_standalone
Create hunting rule
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:maldoc_find_kernel32_base_method_1
Create hunting rule
Author:Didier Stevens (https://DidierStevens.com)
Rule name:SEH__vectored
Create hunting rule
Reference:https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara
Rule name:Trojan_W32_Gh0stMiancha_1_0_0
Create hunting rule
Rule name:Windows_Trojan_Smokeloader_3687686f
Create hunting rule
Author:Elastic Security
Rule name:win_stealc_w0
Create hunting rule
Author:crep1x
Description:Find standalone Stealc sample based on decryption routine or characteristic strings
Reference:https://blog.sekoia.io/stealc-a-copycat-of-vidar-and-raccoon-infostealers-gaining-in-popularity-part-1/
Rule name:yarahub_win_stealc_bytecodes_oct_2023
Create hunting rule
Author:Matthew @ Embee_Research

File information

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

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/457773/
  
URLhaus
https://urlhaus.abuse.ch/url/2726689/

Comments