marsstealer | 0ea66c4bb51415da1cd18fb935dbf3f5e8cf671310b9fa9a1f847fdcb6cc46b1 | Triage

Resubmissions

06/04/2024, 22:16 UTC

240406-16xcssce9x 10

06/04/2024, 21:24 UTC

240406-z89kgabc8w 10

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06/04/2024, 21:24 UTC

Sharing

Report Analysis Logs

General

Target

Adorable Witch Installer.exe
Size

6.8MB
MD5

9df2be3860081eb963d028592fb998f6
SHA1

9e93f1f4201ceba6cf7346856acda50fe50bed15
SHA256

0ea66c4bb51415da1cd18fb935dbf3f5e8cf671310b9fa9a1f847fdcb6cc46b1
SHA512

a3bee2c1825fae431c8a3d547cfbf927628a5ef9f7570ffa277c72bc4368dbebc3ae9a3b3af6401e85c70d62d91bd58524030f75ccaabb080ea2b75ea663a936
SSDEEP

12288:StZqbqjCnunwzLipJX3MJxOWM+XnYd3RrnADA+uom/YeBL:StDwUJ8SpoE/YeBL

Score

10^/10

marsstealer default spyware stealer

Malware Config

Extracted

Family

marsstealer

Botnet

Default

Signatures

Mars Stealer
An infostealer written in C++ based on other infostealers.
stealer marsstealer

Executes dropped EXE 1 IoCs

pid	Process
2948	60.exe

Loads dropped DLL 8 IoCs

pid	Process
2896	Adorable Witch Installer.exe
2896	Adorable Witch Installer.exe
2948	60.exe
2948	60.exe
2948	60.exe
2440	WerFault.exe
2440	WerFault.exe
2440	WerFault.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2440	2948	WerFault.exe	28

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

Modify Registry

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	60.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	60.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2896 wrote to memory of 2948	2896	Adorable Witch Installer.exe	28
PID 2948 wrote to memory of 2440	2948	60.exe	31
PID 2948 wrote to memory of 2440	2948	60.exe	31
PID 2948 wrote to memory of 2440	2948	60.exe	31
PID 2948 wrote to memory of 2440	2948	60.exe	31
PID 2948 wrote to memory of 2440	2948	60.exe	31
PID 2948 wrote to memory of 2440	2948	60.exe	31
PID 2948 wrote to memory of 2440	2948	60.exe	31

C:\Users\Admin\AppData\Local\Temp\Adorable Witch Installer.exe
"C:\Users\Admin\AppData\Local\Temp\Adorable Witch Installer.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2896
- C:\ProgramData\60.exe
  "C:\ProgramData\60.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Modifies system certificate store
  - Suspicious use of WriteProcessMemory
  PID:2948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 720
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2440

Network

DNS

kenesrakishev.net

60.exe

Remote address:

8.8.8.8:53

Request

kenesrakishev.net

IN A

Response

kenesrakishev.net

IN A

173.201.180.75
GET

http://kenesrakishev.net/wp-includes/pomo/po.php

60.exe

Remote address:

173.201.180.75:80

Request

GET /wp-includes/pomo/po.php HTTP/1.1
Host: kenesrakishev.net
Connection: Keep-Alive
Cache-Control: no-cache

Response

HTTP/1.1 301 Moved Permanently

Date: Sat, 06 Apr 2024 21:25:44 GMT
Server: Apache
Location: https://kenesrakishev.net/wp-includes/pomo/po.php
Content-Length: 257
Keep-Alive: timeout=5
Connection: Keep-Alive
Content-Type: text/html; charset=iso-8859-1
GET

http://kenesrakishev.net/request

60.exe

Remote address:

173.201.180.75:80

Request

GET /request HTTP/1.1
Host: kenesrakishev.net
Cache-Control: no-cache

Response

HTTP/1.1 404 Not Found

Date: Sat, 06 Apr 2024 21:25:46 GMT
Server: Apache
Vary: Accept-Encoding,Cookie
Expires: Wed, 11 Jan 1984 05:00:00 GMT
Cache-Control: no-cache, must-revalidate, max-age=0
Link: <https://kenesrakishev.net/wp-json/>; rel="https://api.w.org/"
Transfer-Encoding: chunked
Content-Type: text/html; charset=UTF-8
GET

https://kenesrakishev.net/wp-includes/pomo/po.php

60.exe

Remote address:

173.201.180.75:443

Request

GET /wp-includes/pomo/po.php HTTP/1.1
Connection: Keep-Alive
Cache-Control: no-cache
Host: kenesrakishev.net

Response

HTTP/1.1 200 OK

Date: Sat, 06 Apr 2024 21:25:46 GMT
Server: Apache
Upgrade: h2,h2c
Connection: Upgrade, Keep-Alive
Vary: Accept-Encoding
Content-Length: 0
Keep-Alive: timeout=5
Content-Type: text/html; charset=UTF-8

173.201.180.75:80

http://kenesrakishev.net/request

http

60.exe

6.1kB
285.4kB
128
212

HTTP Request

GET http://kenesrakishev.net/wp-includes/pomo/po.php

HTTP Response

301

HTTP Request

GET http://kenesrakishev.net/request

HTTP Response

404
173.201.180.75:443

https://kenesrakishev.net/wp-includes/pomo/po.php

tls, http

60.exe

917 B
4.0kB
9
9

HTTP Request

GET https://kenesrakishev.net/wp-includes/pomo/po.php

HTTP Response

200

8.8.8.8:53

kenesrakishev.net

dns

60.exe

63 B
79 B
1
1

DNS Request

kenesrakishev.net

DNS Response

173.201.180.75

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

Subvert Trust Controls

Install Root Certificate

Credential Access

Unsecured Credentials

Credentials In Files

Discovery

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\ProgramData\60.exe

Filesize
159KB

MD5
ad89890757c177d7d05e2fbea0547772

SHA1
da871536caff869ea4a35f351b2fb90c6645b555

SHA256
1109fc5e54190e0b50cdc3c455af86887566968cdfb6df59c2bfb566ddb295af

SHA512
829584a81473350e2ace4a9ca1f25e3b63e2f7d376e0ff30846f97c91d805df35ff251431956d932d16f60e42846702ae8e53dea6f4bf2175d860983008eed49

Download Submit
memory/2896-0-0x00000000003E0000-0x0000000000478000-memory.dmp

Filesize
608KB

Download
memory/2896-15-0x0000000000890000-0x00000000008CD000-memory.dmp

Filesize
244KB

Download
memory/2896-9-0x0000000000890000-0x00000000008CD000-memory.dmp

Filesize
244KB

Download
memory/2948-16-0x00000000002B0000-0x00000000002ED000-memory.dmp

Filesize
244KB

Download
memory/2948-17-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download