marsstealer | 8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3

Analysis

max time kernel
144s
max time network
147s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 01:50

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General

Target

8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe
Size

3.4MB
MD5

82132dee9a07a607146d757091782517
SHA1

6b74a77a35f5e60d94541fdc49b63716d0224e46
SHA256

8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3
SHA512

4814c9e8a1c536c05abf72e0c83e58e2632a9b5a0248b295bb7752810634549d7191d152949bf7e433221b87c40858679c14cdaacb1f75b38ca4b97ff1a833b4
SSDEEP

12288:hFyN37FMCwa/5zCoehaSiNM5JWFnOVyVI:jqADNqPC

Score

10^/10

marsstealer default 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
2532	VTIHUC5V.exe

Loads dropped DLL 2 IoCs

pid	Process
2000	8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe
2000	8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 2532	2000	8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe	28
PID 2000 wrote to memory of 2532	2000	8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe	28
PID 2000 wrote to memory of 2532	2000	8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe	28
PID 2000 wrote to memory of 2532	2000	8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe	28

C:\Users\Admin\AppData\Local\Temp\8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe
"C:\Users\Admin\AppData\Local\Temp\8996579058ec9c3a04bd2496bd1807da60fb38c2ed8408c626c5686119cdc8e3.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2000
- C:\Users\Admin\AppData\Roaming\Media Center Programs\VTIHUC5V.exe
  "C:\Users\Admin\AppData\Roaming\Media Center Programs\VTIHUC5V.exe"
  2⤵
  - Executes dropped EXE
  PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Roaming\Media Center Programs\VTIHUC5V.exe

Filesize
159KB

MD5
e4cb1bcdc60f4f2fcdaa6a68c8493a5f

SHA1
bfd7d3a86c2c99c0954f9091efc406d11c98131b

SHA256
757398277a44e255c9fc26eb7ebb77aa4b3997a4894ac785e74bea591c053979

SHA512
86581c1886d555350241a7cdd30a726700f1d8d65a852a3cc4fde332aad3f33361dbb93e570f7ae724501ff46fd5c8447852ba4bb707a74993025e1cfabf6219

Download Submit
memory/2000-1-0x0000000074BA0000-0x000000007528E000-memory.dmp

Filesize
6.9MB

Download
memory/2000-0-0x0000000000C80000-0x0000000000CF6000-memory.dmp

Filesize
472KB

Download
memory/2000-10-0x0000000000AE0000-0x0000000000B1D000-memory.dmp

Filesize
244KB

Download
memory/2000-13-0x0000000074BA0000-0x000000007528E000-memory.dmp

Filesize
6.9MB

Download
memory/2532-12-0x0000000000400000-0x000000000043D000-memory.dmp

Filesize
244KB

Download