7d778a0e2fc9a0ea7992aa32d15751a11d1932922003c36bcad6460205f0e688

Analysis

max time kernel
97s
max time network
141s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20241023-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
03-11-2024 14:40

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General

Target

SeroXen/SeroXen.exe
Size

343KB
MD5

b85d103f2ef534de75f1447b8289fd84
SHA1

2fc3ded05126875251aa981e58a5771b5008f5ce
SHA256

64b4856c4510bfe8cbf192da73bbe591f4d54778699b41cd2dceca0d05b395ee
SHA512

a68ecdc2bf9dd2461617f5142294d2f6d73d0d1aebab8e1856b427fd2baf1a810495e4bfc7ed62330ad498fa5f1bea498f0bf04928073feb0d0563c131c16273
SSDEEP

6144:HiYTk9N+hQkfzy9ixQGU+aKxhjIg68pDbvdt3dAaUTP4euNbJVq:HnTk9NUacyHpkhV64bvdQaMw3E

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

SeroXen.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-584106483-899802418-1877852863-1000\Control Panel\International\Geo\Nation	SeroXen.exe

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

System Information Discovery
T1082

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

Processes:

cmd.exePING.EXE

pid	Process
2560	cmd.exe
4408	PING.EXE

Kills process with taskkill 3 IoCs

evasion

Processes:

taskkill.exetaskkill.exetaskkill.exe

pid	Process
4080	taskkill.exe
4820	taskkill.exe
228	taskkill.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

Processes:

PING.EXE

pid	Process
4408	PING.EXE

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

taskkill.exetaskkill.exetaskkill.exe

description	pid	Process
Token: SeDebugPrivilege	4820	taskkill.exe
Token: SeDebugPrivilege	228	taskkill.exe
Token: SeDebugPrivilege	4080	taskkill.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

SeroXen.execmd.exe

description	pid	Process	procid_target
PID 3012 wrote to memory of 2560	3012	SeroXen.exe	86
PID 3012 wrote to memory of 2560	3012	SeroXen.exe	86
PID 2560 wrote to memory of 4408	2560	cmd.exe	88
PID 2560 wrote to memory of 4408	2560	cmd.exe	88
PID 2560 wrote to memory of 4820	2560	cmd.exe	90
PID 2560 wrote to memory of 4820	2560	cmd.exe	90
PID 2560 wrote to memory of 228	2560	cmd.exe	91
PID 2560 wrote to memory of 228	2560	cmd.exe	91
PID 2560 wrote to memory of 4080	2560	cmd.exe	92
PID 2560 wrote to memory of 4080	2560	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\SeroXen\SeroXen.exe
"C:\Users\Admin\AppData\Local\Temp\SeroXen\SeroXen.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3012
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C ping 127.0.0.1 -n 4 > nul & taskill /F /IM "SeroXen.exe" & taskill /F /IM "SeroXen HWID Reset.exe" & taskill /F /IM "SeroXen Toolkit.exe" & rmdir /s /q %userprofile%\AppData\Local\SeroXen & rmdir /s /q %userprofile%\AppData\Local\SeroXen & del /f %userprofile%\Desktop\SeroXen.lnk & taskkill /F /IM "SeroXen.exe" & taskkill /F /IM "SeroXen HWID Reset.exe" & taskkill /F /IM "SeroXen Toolkit.exe" & rmdir /s /q "C:\Users\Admin\AppData\Local\Temp\SeroXen" & rmdir /s /q "C:\Users\Admin\AppData\Local\Temp\SeroXen" & exit
  2⤵
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2560
- - C:\Windows\system32\PING.EXE
    ping 127.0.0.1 -n 4
    3⤵
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:4408
- - C:\Windows\system32\taskkill.exe
    taskkill /F /IM "SeroXen.exe"
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4820
- - C:\Windows\system32\taskkill.exe
    taskkill /F /IM "SeroXen HWID Reset.exe"
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:228
- - C:\Windows\system32\taskkill.exe
    taskkill /F /IM "SeroXen Toolkit.exe"
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3012-0-0x00007FF9D2613000-0x00007FF9D2615000-memory.dmp

Filesize
8KB

Download
memory/3012-1-0x00000175A4E30000-0x00000175A4E8A000-memory.dmp

Filesize
360KB

Download
memory/3012-2-0x00000175A5250000-0x00000175A528C000-memory.dmp

Filesize
240KB

Download
memory/3012-3-0x00000175BF490000-0x00000175BF4CE000-memory.dmp

Filesize
248KB

Download
memory/3012-4-0x00007FF9D2610000-0x00007FF9D30D2000-memory.dmp

Filesize
10.8MB

Download
memory/3012-5-0x00007FF9D2610000-0x00007FF9D30D2000-memory.dmp

Filesize
10.8MB

Download
memory/3012-6-0x00007FF9D2610000-0x00007FF9D30D2000-memory.dmp

Filesize
10.8MB

Download
memory/3012-8-0x00007FF9D2610000-0x00007FF9D30D2000-memory.dmp

Filesize
10.8MB

Download