stealerium | 1d810a842c4a71e7490f0a88bb9b0d3c82b084147e73fb2e4ef3c32456055d04

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
08/02/2025, 17:58

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

filw.exe
Size

6.1MB
MD5

a5dc5dfb3d20c67a35c1ee67e010fc7b
SHA1

94694b8cf4d9558014f78037e1fd6fcfe4ddd4e3
SHA256

1d810a842c4a71e7490f0a88bb9b0d3c82b084147e73fb2e4ef3c32456055d04
SHA512

e8c552eff3537974ef552cf500f7c1060c5bff409fdc8ff34f98544f27afa86fb15edd0930a3b9a699977c452c2115697354772d1b4e0f095744cf7491cc9a48
SSDEEP

196608:RaiSkSIlLTUcwti7TQl2NgVg01MWAXAkuujCPX9YG9he5GnQCAJKN:QkSopwtQQl2aOtXADu8X9Y95GQLJ

Score

10^/10

stealerium stealer

Malware Config

Extracted

Family

stealerium

https://api.telegram.org/bot7043342993:AAH3tTE7nerxLSr5-SkYKVrmJwCoBBaGRCU/sendMessage?chat_id=

Attributes

email
[email protected]
url
https://szurubooru.zulipchat.com/api/v1/messages

Signatures

Stealerium
An open source info stealer written in C# first seen in May 2022.
stealer stealerium
Stealerium family
stealerium

Legitimate hosting services abused for malware hosting/C2 1 TTPs 5 IoCs

Web Service

T1102

flow	ioc
4	raw.githubusercontent.com
5	raw.githubusercontent.com
8	raw.githubusercontent.com
9	raw.githubusercontent.com
10	raw.githubusercontent.com

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
1640	timeout.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
2020	taskkill.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2324	filw.exe
Token: SeDebugPrivilege	2020	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2324 wrote to memory of 880	2324	filw.exe	32
PID 2324 wrote to memory of 880	2324	filw.exe	32
PID 2324 wrote to memory of 880	2324	filw.exe	32
PID 880 wrote to memory of 2480	880	cmd.exe	34
PID 880 wrote to memory of 2480	880	cmd.exe	34
PID 880 wrote to memory of 2480	880	cmd.exe	34
PID 880 wrote to memory of 2020	880	cmd.exe	35
PID 880 wrote to memory of 2020	880	cmd.exe	35
PID 880 wrote to memory of 2020	880	cmd.exe	35
PID 880 wrote to memory of 1640	880	cmd.exe	36
PID 880 wrote to memory of 1640	880	cmd.exe	36
PID 880 wrote to memory of 1640	880	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\filw.exe
"C:\Users\Admin\AppData\Local\Temp\filw.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2324
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C "C:\Users\Admin\AppData\Local\Temp\5681d309-672c-4f50-83d9-c8c5651b87d7.bat"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:880
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:2480
- - C:\Windows\system32\taskkill.exe
    taskkill /F /PID 2324
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2020
- - C:\Windows\system32\timeout.exe
    timeout /T 2 /NOBREAK
    3⤵
    - Delays execution with timeout.exe
    PID:1640

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

Web Service

T1102

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\5681d309-672c-4f50-83d9-c8c5651b87d7.bat

Filesize
152B

MD5
94139215c385547f7b71e2af1067bef6

SHA1
a17f70dfd8de566f9e74501855aeb3dce288b3f3

SHA256
9282bd493fd011203a179672e198488b075b90da31fc67d40a0b49643563ebe5

SHA512
ae909325cd61a444c7228a5d6f187f7e93af637212202c10ce263f19442544fa2c49a03467343774f1e5137727a68837cbe5a22f2807057d49f643dc5ae0b15a

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabEEB4.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarEEC7.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2324-0-0x000007FEF5E03000-0x000007FEF5E04000-memory.dmp

Filesize
4KB

Download
memory/2324-1-0x0000000000A50000-0x0000000001068000-memory.dmp

Filesize
6.1MB

Download
memory/2324-2-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

Filesize
9.9MB

Download
memory/2324-134-0x000007FEF5E03000-0x000007FEF5E04000-memory.dmp

Filesize
4KB

Download
memory/2324-135-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

Filesize
9.9MB

Download
memory/2324-263-0x000007FEF5E00000-0x000007FEF67EC000-memory.dmp

Filesize
9.9MB

Download