File name:

file

Full analysis: https://app.any.run/tasks/c93dedbe-ed91-47dc-b912-3e3329d7f86f
Verdict: Malicious activity
Threats:

Stealc is a stealer malware that targets victims’ sensitive data, which it exfiltrates from browsers, messaging apps, and other software. The malware is equipped with advanced features, including fingerprinting, control panel, evasion mechanisms, string obfuscation, etc. Stealc establishes persistence and communicates with its C2 server through HTTP POST requests.

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Analysis date: October 04, 2024, 09:07:13
OS: Windows 10 Professional (build: 19045, 64 bit)
Tags:
stealer
stealc
Indicators:
MIME: application/x-dosexec
File info: PE32 executable (GUI) Intel 80386, for MS Windows
MD5:

1E9B6D2B4D8278C86346AF04463868A2

SHA1:

4FE92AE80191DEA2916ABF1DD9BC4CC8A2FD73B6

SHA256:

149B09DE4A0E0DBECB7B0C6FCCCD98081071FD4F090E6E25DF6184BA0A5DDFD8

SSDEEP:

98304:rgYhFOwalkbx8Z8Gh3VqwXnI3O9n/OarGSxq5B+7tG2F1GO9d39CLrGPk2fPH5pX:Gpk

ANY.RUN is an interactive service which provides full access to the guest system. Information in this report could be distorted by user actions and is provided for user acknowledgement as it is. ANY.RUN does not guarantee maliciousness or safety of the content.

  • MALICIOUS

    • StealC has been detected

      • file.exe (PID: 6572)

    • Connects to the CnC server

      • file.exe (PID: 6572)

    • STEALC has been detected (SURICATA)

      • file.exe (PID: 6572)

    • Stealers network behavior

      • file.exe (PID: 6572)

  • SUSPICIOUS

    • Reads security settings of Internet Explorer

      • file.exe (PID: 6572)

    • Reads the BIOS version

      • file.exe (PID: 6572)

    • Contacting a server suspected of hosting an CnC

      • file.exe (PID: 6572)

    • Windows Defender mutex has been found

      • file.exe (PID: 6572)

  • INFO

    • Sends debugging messages

      • file.exe (PID: 6572)

    • Checks proxy server information

      • file.exe (PID: 6572)

    • Checks supported languages

      • file.exe (PID: 6572)

    • Creates files or folders in the user directory

      • file.exe (PID: 6572)

    • Reads the computer name

      • file.exe (PID: 6572)
Find more information about signature artifacts and mapping to MITRE ATT&CK™ MATRIX at the full report
No Malware configuration.

TRiD

.dll | Win32 Dynamic Link Library (generic) (43.5)
.exe | Win32 Executable (generic) (29.8)
.exe | Generic Win/DOS Executable (13.2)
.exe | DOS Executable Generic (13.2)

EXIF

EXE

MachineType: Intel 386 or later, and compatibles
TimeStamp: 2024:09:29 18:19:54+00:00
ImageFileCharacteristics: Executable, 32-bit
PEType: PE32
LinkerVersion: 10
CodeSize: 118272
InitializedDataSize: 2365952
UninitializedDataSize: -
EntryPoint: 0x6a4000
OSVersion: 5.1
ImageVersion: -
SubsystemVersion: 5.1
Subsystem: Windows GUI
No data.
screenshot
All screenshots are available in the full report
All screenshots are available in the full report
Total processes
128
Monitored processes
1
Malicious processes
1
Suspicious processes
0

Behavior graph

Click at the process to see the details
start #STEALC file.exe

Process information

PID
CMD
Path
Indicators
Parent process
6572"C:\Users\admin\AppData\Local\Temp\file.exe" C:\Users\admin\AppData\Local\Temp\file.exe
explorer.exe
User:
admin
Integrity Level:
MEDIUM
Exit code:
0
Modules
Images
c:\users\admin\appdata\local\temp\file.exe
c:\windows\system32\ntdll.dll
c:\windows\syswow64\ntdll.dll
c:\windows\system32\wow64.dll
c:\windows\system32\wow64win.dll
c:\windows\system32\wow64cpu.dll
c:\windows\syswow64\kernel32.dll
c:\windows\syswow64\kernelbase.dll
c:\windows\syswow64\apphelp.dll
c:\windows\syswow64\user32.dll
Total events
332
Read events
329
Write events
3
Delete events
0

Modification events

(PID) Process:(6572) file.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content
Operation:writeName:CachePrefix
Value:
(PID) Process:(6572) file.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies
Operation:writeName:CachePrefix
Value:
Cookie:
(PID) Process:(6572) file.exeKey:HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History
Operation:writeName:CachePrefix
Value:
Visited:
Executable files
0
Suspicious files
0
Text files
0
Unknown types
0

Dropped files

No data
Download PCAP, analyze network streams, HTTP content and a lot more at the full report
HTTP(S) requests
7
TCP/UDP connections
48
DNS requests
16
Threats
3

HTTP requests

PID
Process
Method
HTTP Code
IP
URL
CN
Type
Size
Reputation
6572
file.exe
GET
200
185.215.113.37:80
http://185.215.113.37/
unknown
—
—
malicious
4056
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Update%20Secure%20Server%20CA%202.1.crl
unknown
—
—
whitelisted
4056
SIHClient.exe
GET
200
184.30.21.171:80
http://www.microsoft.com/pkiops/crl/Microsoft%20ECC%20Product%20Root%20Certificate%20Authority%202018.crl
unknown
—
—
whitelisted
2120
MoUsoCoreWorker.exe
GET
200
88.221.169.152:80
http://www.microsoft.com/pkiops/crl/MicSecSerCA2011_2011-10-18.crl
unknown
—
—
whitelisted
6832
svchost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBSAUQYBMq2awn1Rh6Doh%2FsBYgFV7gQUA95QNVbRTLtm8KPiGxvDl7I90VUCEAJ0LqoXyo4hxxe7H%2Fz9DKA%3D
unknown
—
—
whitelisted
6228
backgroundTaskHost.exe
GET
200
192.229.221.95:80
http://ocsp.digicert.com/MFEwTzBNMEswSTAJBgUrDgMCGgUABBQ50otx%2Fh0Ztl%2Bz8SiPI7wEWVxDlQQUTiJUIBiV5uNu5g%2F6%2BrkS7QYXjzkCEAn5bsKVVV8kdJ6vHl3O1J0%3D
unknown
—
—
whitelisted
6572
file.exe
POST
200
185.215.113.37:80
http://185.215.113.37/e2b1563c6670f193.php
unknown
—
—
malicious
Download PCAP, analyze network streams, HTTP content and a lot more at the full report

Connections

PID
Process
IP
Domain
ASN
CN
Reputation
4
System
192.168.100.255:138
—
—
—
whitelisted
8
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
—
—
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
3888
svchost.exe
239.255.255.250:1900
—
—
—
whitelisted
2120
MoUsoCoreWorker.exe
88.221.169.152:80
www.microsoft.com
AKAMAI-AS
DE
whitelisted
4324
svchost.exe
4.231.128.59:443
settings-win.data.microsoft.com
MICROSOFT-CORP-MSN-AS-BLOCK
IE
whitelisted
6572
file.exe
185.215.113.37:80
—
1337team Limited
SC
malicious
6832
svchost.exe
40.126.32.140:443
login.live.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
3260
svchost.exe
40.113.103.199:443
client.wns.windows.com
MICROSOFT-CORP-MSN-AS-BLOCK
NL
whitelisted
6832
svchost.exe
192.229.221.95:80
ocsp.digicert.com
EDGECAST
US
whitelisted

DNS requests

Domain
IP
Reputation
settings-win.data.microsoft.com
  • 4.231.128.59
  • 51.104.136.2
whitelisted
google.com
  • 142.250.185.206
whitelisted
www.microsoft.com
  • 88.221.169.152
  • 184.30.21.171
whitelisted
login.live.com
  • 40.126.32.140
  • 20.190.160.17
  • 40.126.32.133
  • 40.126.32.72
  • 40.126.32.134
  • 40.126.32.68
  • 20.190.160.14
  • 40.126.32.136
whitelisted
client.wns.windows.com
  • 40.113.103.199
  • 40.113.110.67
whitelisted
ocsp.digicert.com
  • 192.229.221.95
whitelisted
go.microsoft.com
  • 184.28.89.167
whitelisted
slscr.update.microsoft.com
  • 20.109.210.53
whitelisted
fe3cr.delivery.mp.microsoft.com
  • 13.85.23.206
whitelisted
arc.msn.com
  • 20.223.36.55
whitelisted

Threats

PID
Process
Class
Message
6572
file.exe
Misc Attack
ET DROP Spamhaus DROP Listed Traffic Inbound group 32
6572
file.exe
Malware Command and Control Activity Detected
STEALER [ANY.RUN] Stealc HTTP POST Request
6572
file.exe
Malware Command and Control Activity Detected
ET MALWARE [SEKOIA.IO] Win32/Stealc C2 Check-in
Process
Message
file.exe
%s------------------------------------------------ --- Themida Professional --- --- (c)2012 Oreans Technologies --- ------------------------------------------------