fa4f1c0b324654420f8758b8ab1d7e0db22f0eacbff0d2e14413ed904ca54aaf

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
30-11-2024 21:49

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General

Target

TikTokDesktop18.exe
Size

17.9MB
MD5

81f6b6fe3201c3941bd49243c5896811
SHA1

8bd0d5bb78255fc9f2dcf70fde14dba16c66551c
SHA256

fa4f1c0b324654420f8758b8ab1d7e0db22f0eacbff0d2e14413ed904ca54aaf
SHA512

f3d22c84fb70a2c851f533037b74c45248b9074aa3042371672c89c3ee5229bbdbbc193e54840adbc5f17672430fbbc0b94dd12c8014f3a3ec93fece24e54d4f
SSDEEP

393216:7bbTRUBXu2+WlsaxtBXu2+WlsaxtBXu2+WlsaxtBXu2+Wlsax:7PKBX4mtfBX4mtfBX4mtfBX4mt

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 6 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2300	powershell.exe
1640	powershell.exe
2804	powershell.exe
2880	powershell.exe
2708	powershell.exe
2616	powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2608	2148	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TikTokDesktop18.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1640	powershell.exe
2804	powershell.exe
2880	powershell.exe
2708	powershell.exe
2616	powershell.exe
2300	powershell.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2148	TikTokDesktop18.exe
Token: SeDebugPrivilege	1640	powershell.exe
Token: SeDebugPrivilege	2804	powershell.exe
Token: SeDebugPrivilege	2880	powershell.exe
Token: SeDebugPrivilege	2708	powershell.exe
Token: SeDebugPrivilege	2616	powershell.exe
Token: SeDebugPrivilege	2300	powershell.exe

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 1640	2148	TikTokDesktop18.exe	31
PID 2148 wrote to memory of 1640	2148	TikTokDesktop18.exe	31
PID 2148 wrote to memory of 1640	2148	TikTokDesktop18.exe	31
PID 2148 wrote to memory of 1640	2148	TikTokDesktop18.exe	31
PID 1640 wrote to memory of 2804	1640	powershell.exe	33
PID 1640 wrote to memory of 2804	1640	powershell.exe	33
PID 1640 wrote to memory of 2804	1640	powershell.exe	33
PID 1640 wrote to memory of 2804	1640	powershell.exe	33
PID 2148 wrote to memory of 2880	2148	TikTokDesktop18.exe	34
PID 2148 wrote to memory of 2880	2148	TikTokDesktop18.exe	34
PID 2148 wrote to memory of 2880	2148	TikTokDesktop18.exe	34
PID 2148 wrote to memory of 2880	2148	TikTokDesktop18.exe	34
PID 2880 wrote to memory of 2708	2880	powershell.exe	37
PID 2880 wrote to memory of 2708	2880	powershell.exe	37
PID 2880 wrote to memory of 2708	2880	powershell.exe	37
PID 2880 wrote to memory of 2708	2880	powershell.exe	37
PID 2148 wrote to memory of 2616	2148	TikTokDesktop18.exe	38
PID 2148 wrote to memory of 2616	2148	TikTokDesktop18.exe	38
PID 2148 wrote to memory of 2616	2148	TikTokDesktop18.exe	38
PID 2148 wrote to memory of 2616	2148	TikTokDesktop18.exe	38
PID 2616 wrote to memory of 2300	2616	powershell.exe	40
PID 2616 wrote to memory of 2300	2616	powershell.exe	40
PID 2616 wrote to memory of 2300	2616	powershell.exe	40
PID 2616 wrote to memory of 2300	2616	powershell.exe	40
PID 2148 wrote to memory of 2608	2148	TikTokDesktop18.exe	41
PID 2148 wrote to memory of 2608	2148	TikTokDesktop18.exe	41
PID 2148 wrote to memory of 2608	2148	TikTokDesktop18.exe	41
PID 2148 wrote to memory of 2608	2148	TikTokDesktop18.exe	41

C:\Users\Admin\AppData\Local\Temp\TikTokDesktop18.exe
"C:\Users\Admin\AppData\Local\Temp\TikTokDesktop18.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" powershell -Command "Add-MpPreference -ExclusionPath 'C:\U7jCzDU11S'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath C:\U7jCzDU11S
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2804
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" powershell -Command "Add-MpPreference -ExclusionPath 'C:\Windows'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2880
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath C:\Windows
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2708
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" powershell -Command "Add-MpPreference -ExclusionPath 'C:\Users'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2616
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath C:\Users
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2300
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2148 -s 1096
  2⤵
  - Program crash
  PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
d3621a36ad6152690595ccf269b4163d

SHA1
042dbf4202dbcbd0e23889388dcb3bb8440d75b0

SHA256
b37ace966a5db6af3e24d1008ce7f96f5ff2757303223b20ebdb33aa6059d1a2

SHA512
4bd3008935db573f0ebbb79e6f1fd3d7e987e9173320ab81c952a1435d42571f96132341e48c135c128a0c196124d2b5a384240e0629a0a451bc60c76ea03704

Download Submit
memory/1640-5-0x0000000070E11000-0x0000000070E12000-memory.dmp

Filesize
4KB

Download
memory/1640-7-0x0000000070E10000-0x00000000713BB000-memory.dmp

Filesize
5.7MB

Download
memory/1640-6-0x0000000070E10000-0x00000000713BB000-memory.dmp

Filesize
5.7MB

Download
memory/1640-13-0x0000000070E10000-0x00000000713BB000-memory.dmp

Filesize
5.7MB

Download
memory/2148-0-0x000000007463E000-0x000000007463F000-memory.dmp

Filesize
4KB

Download
memory/2148-1-0x0000000001060000-0x000000000224A000-memory.dmp

Filesize
17.9MB

Download
memory/2148-2-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download
memory/2148-36-0x0000000074630000-0x0000000074D1E000-memory.dmp

Filesize
6.9MB

Download