stealerium | 3c62a4a3091cd0f0a91da1e92bf88c96e0da5f81dd0b434ffb5fb55948928158

Analysis

max time kernel
16s
max time network
18s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
20/03/2025, 00:16

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General

Target

build22.exe
Size

7.0MB
MD5

0176388641637593938f5278b326a494
SHA1

39d6cf486e4f292605f8cf0f6a19097e59462d6f
SHA256

3c62a4a3091cd0f0a91da1e92bf88c96e0da5f81dd0b434ffb5fb55948928158
SHA512

b00cd6c016b4844b8ac7b434f2bd7d621879eed815210e9a846741efd49121348755ef4d6ef9609965abbf1a154c0017c56b9fee79854bd031e3eaddfc4e4ca7
SSDEEP

196608:XMbuV25DeTD+oqzukSIlLtIY79n8SI75bWAXAkuujCPX9YG9he5GnQCAJKNc:AA403qakSoR7tfI7ZtXADu8X9Y95GQLJ

Score

10^/10

stealerium stealer

Malware Config

Extracted

Family

stealerium

https://api.telegram.org/bot1616004787:AAH60oNqVa82nffKp0gB2yn5A_jmiTy0_XY/sendMessage?chat_id=

Signatures

Stealerium
An open source info stealer written in C# first seen in May 2022.
stealer stealerium
Stealerium family
stealerium
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Delays execution with timeout.exe 1 IoCs

defense_evasion

pid	Process
2232	timeout.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
2816	taskkill.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1952	build22.exe
Token: SeDebugPrivilege	2816	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1952 wrote to memory of 2852	1952	build22.exe	32
PID 1952 wrote to memory of 2852	1952	build22.exe	32
PID 1952 wrote to memory of 2852	1952	build22.exe	32
PID 2852 wrote to memory of 2844	2852	cmd.exe	34
PID 2852 wrote to memory of 2844	2852	cmd.exe	34
PID 2852 wrote to memory of 2844	2852	cmd.exe	34
PID 2852 wrote to memory of 2816	2852	cmd.exe	35
PID 2852 wrote to memory of 2816	2852	cmd.exe	35
PID 2852 wrote to memory of 2816	2852	cmd.exe	35
PID 2852 wrote to memory of 2232	2852	cmd.exe	36
PID 2852 wrote to memory of 2232	2852	cmd.exe	36
PID 2852 wrote to memory of 2232	2852	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\build22.exe
"C:\Users\Admin\AppData\Local\Temp\build22.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\f7923a57-ac19-4520-8f21-9cee4e2db2b6.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2852
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:2844
- - C:\Windows\system32\taskkill.exe
    taskkill /F /PID 1952
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2816
- - C:\Windows\system32\timeout.exe
    timeout /T 2 /NOBREAK
    3⤵
    - Delays execution with timeout.exe
    PID:2232

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

C:\Users\Admin\AppData\Local\Temp\f7923a57-ac19-4520-8f21-9cee4e2db2b6.bat

Filesize
152B

MD5
a9cb5eb64e6b3f8196529d3ca03d17e6

SHA1
61e884c71b035dad241931f87cb2c8b52d05d0a7

SHA256
50435555b1ee4641d2e2fc8e2619458e29a27db338a4054ca6c953b5e3c053b4

SHA512
1053a71583646411d19c40890a8c9191cf5840ce0ca8503525ffdf404cf3900450f2521c90a8feb09d0039a247fa3906a8a724f7f897588a56b4050d920b9b92

Download Submit
memory/1952-0-0x000007FEF59B3000-0x000007FEF59B4000-memory.dmp

Filesize
4KB

Download
memory/1952-1-0x0000000000D30000-0x000000000143E000-memory.dmp

Filesize
7.1MB

Download
memory/1952-2-0x000007FEF59B0000-0x000007FEF639C000-memory.dmp

Filesize
9.9MB

Download
memory/1952-5-0x000007FEF59B0000-0x000007FEF639C000-memory.dmp

Filesize
9.9MB

Download