stealerium | 27fc27dc8fd2f14c597932236924b9bd221cbdf62e751b06654566df17e20e80

Analysis

max time kernel
6s
max time network
20s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
08-05-2024 15:30

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General

Target

nllauncher.exe
Size

1.6MB
MD5

8d19556ec36067d8cd6aca0181a60d6f
SHA1

d6b7827a278bde0072c6502137f3b48cd3c6fdd8
SHA256

27fc27dc8fd2f14c597932236924b9bd221cbdf62e751b06654566df17e20e80
SHA512

283ef56c211e43a850a7e08ea30da18f1aa5cec00636c48780d52cd1d350fe174b0ca9f3d6d9a92db72fe87b2822073703884aab999dc04821fbdf7c71369eea
SSDEEP

49152:EcTq24GjdGSiqkqXfd+/9AqYanieKdY9:E9EjdGSiqkqXf0FLYW

Score

10^/10

stealerium stealer

Malware Config

Extracted

Family

stealerium

https://discord.com/api/webhooks/1085818065360535573/7X1FOgIeWfvo7Wm1i-5gmDKJfqx3bk315y0D-XXNtRIcxGsl95D_Vbwjx7jAmP_WpkUA

Signatures

Stealerium
An open source info stealer written in C# first seen in May 2022.
stealer stealerium
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

2 discord.com
3 discord.com
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 icanhazip.com
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2800 1900 WerFault.exe nllauncher.exe
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

nllauncher.exe

pid process

1900 nllauncher.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

nllauncher.exe

description pid process

Token: SeDebugPrivilege 1900 nllauncher.exe

flow	ioc
2	discord.com
3	discord.com

flow	ioc
5	icanhazip.com

pid	pid_target	process	target process
2800	1900	WerFault.exe	nllauncher.exe

pid	process
1900	nllauncher.exe

description	pid	process
Token: SeDebugPrivilege	1900	nllauncher.exe

C:\Users\Admin\AppData\Local\Temp\nllauncher.exe
"C:\Users\Admin\AppData\Local\Temp\nllauncher.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1900

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
2⤵
PID:4424

C:\Windows\SysWOW64\chcp.com
chcp 65001
3⤵
PID:1384

C:\Windows\SysWOW64\netsh.exe
netsh wlan show profile
3⤵
PID:5004

C:\Windows\SysWOW64\findstr.exe
findstr All
3⤵
PID:2720

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
2⤵
PID:1952

C:\Windows\SysWOW64\chcp.com
chcp 65001
3⤵
PID:2392

C:\Windows\SysWOW64\netsh.exe
netsh wlan show networks mode=bssid
3⤵
PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1900 -s 3472
2⤵
- Program crash
PID:2800

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
PID:4252

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Web Service

T1102

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\25ed305738298a4c9bc0e97ebfd8da5a\Admin@NDTNZVHN_en-US\Browsers\Firefox\Bookmarks.txt
Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\Stealerium-Latest.log
Filesize
1003B

MD5
4cb421c962dde758df969079a1f02068

SHA1
8ede40e3cf5c8274218ee9096aee5926d64fea14

SHA256
f65fbe553c5802e795a3ac4e2b03583b021ef04c9355e94653186fd0d0890530

SHA512
3aa50066736574e5d1b8a49c6f6cd46d484d8369f35ff1ac4256af28b8fed97a52ab37e693fca349e6f69a3f39fa6316707eac782d15f4c258d83acd2b02fec3

Download Submit
memory/1900-9-0x00000000054E0000-0x00000000054E8000-memory.dmp

Filesize
32KB

Download
memory/1900-11-0x00000000062B0000-0x00000000062B8000-memory.dmp

Filesize
32KB

Download
memory/1900-0-0x000000007376E000-0x000000007376F000-memory.dmp

Filesize
4KB

Download
memory/1900-8-0x00000000054B0000-0x00000000054D6000-memory.dmp

Filesize
152KB

Download
memory/1900-7-0x0000000005320000-0x00000000053B2000-memory.dmp

Filesize
584KB

Download
memory/1900-10-0x00000000062A0000-0x00000000062AA000-memory.dmp

Filesize
40KB

Download
memory/1900-12-0x00000000062D0000-0x00000000062EE000-memory.dmp

Filesize
120KB

Download
memory/1900-3-0x0000000073760000-0x0000000073E4E000-memory.dmp

Filesize
6.9MB

Download
memory/1900-2-0x0000000004DC0000-0x0000000004E26000-memory.dmp

Filesize
408KB

Download
memory/1900-52-0x00000000069E0000-0x0000000006A72000-memory.dmp

Filesize
584KB

Download
memory/1900-1-0x0000000000400000-0x0000000000594000-memory.dmp

Filesize
1.6MB

Download
memory/1900-57-0x00000000072E0000-0x00000000077DE000-memory.dmp

Filesize
5.0MB

Download
memory/1900-92-0x000000007376E000-0x000000007376F000-memory.dmp

Filesize
4KB

Download
memory/1900-93-0x0000000073760000-0x0000000073E4E000-memory.dmp

Filesize
6.9MB

Download