8680e9ff0246c2b7cd4a45a9c6262851ce8d12e4638e48cb1baec267c2b6ea6b

General

Target

TTDesktop18.exe
Size

26.0MB
MD5

13eb2bb3303156d695ecf3f2b2c09eb7
SHA1

db1f2877681d02201c6c9d71d8c52a872c3612b9
SHA256

8680e9ff0246c2b7cd4a45a9c6262851ce8d12e4638e48cb1baec267c2b6ea6b
SHA512

6f44a7f1612f0eb4843c1e0de757a03f53d2b14e7aa8b7f983c2ca9baf0701d30f129edeab9c889655840782a1289fb4d0bf0699223e3c584afdaa4ee5172172
SSDEEP

192:0qgaiJUFTQcHVPtAXjJ9vT2O3yP8B50LOZdBcmCEJXVWwTnkVOvQu:57zFEcH769vT2OCkB50LknnVTnkVUQ

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
2812	powershell.exe
2764	powershell.exe
2136	powershell.exe
2604	powershell.exe
2836	powershell.exe
2808	powershell.exe

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	TTDesktop18.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
2604	powershell.exe
2836	powershell.exe
2808	powershell.exe
2812	powershell.exe
2764	powershell.exe
2136	powershell.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	2604	powershell.exe
Token: SeDebugPrivilege	2836	powershell.exe
Token: SeDebugPrivilege	2808	powershell.exe
Token: SeDebugPrivilege	2812	powershell.exe
Token: SeDebugPrivilege	2764	powershell.exe
Token: SeDebugPrivilege	2136	powershell.exe
Token: SeDebugPrivilege	2096	TTDesktop18.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 2604	2096	TTDesktop18.exe	31
PID 2096 wrote to memory of 2604	2096	TTDesktop18.exe	31
PID 2096 wrote to memory of 2604	2096	TTDesktop18.exe	31
PID 2096 wrote to memory of 2604	2096	TTDesktop18.exe	31
PID 2604 wrote to memory of 2836	2604	powershell.exe	33
PID 2604 wrote to memory of 2836	2604	powershell.exe	33
PID 2604 wrote to memory of 2836	2604	powershell.exe	33
PID 2604 wrote to memory of 2836	2604	powershell.exe	33
PID 2096 wrote to memory of 2808	2096	TTDesktop18.exe	35
PID 2096 wrote to memory of 2808	2096	TTDesktop18.exe	35
PID 2096 wrote to memory of 2808	2096	TTDesktop18.exe	35
PID 2096 wrote to memory of 2808	2096	TTDesktop18.exe	35
PID 2808 wrote to memory of 2812	2808	powershell.exe	37
PID 2808 wrote to memory of 2812	2808	powershell.exe	37
PID 2808 wrote to memory of 2812	2808	powershell.exe	37
PID 2808 wrote to memory of 2812	2808	powershell.exe	37
PID 2096 wrote to memory of 2764	2096	TTDesktop18.exe	38
PID 2096 wrote to memory of 2764	2096	TTDesktop18.exe	38
PID 2096 wrote to memory of 2764	2096	TTDesktop18.exe	38
PID 2096 wrote to memory of 2764	2096	TTDesktop18.exe	38
PID 2764 wrote to memory of 2136	2764	powershell.exe	40
PID 2764 wrote to memory of 2136	2764	powershell.exe	40
PID 2764 wrote to memory of 2136	2764	powershell.exe	40
PID 2764 wrote to memory of 2136	2764	powershell.exe	40

C:\Users\Admin\AppData\Local\Temp\TTDesktop18.exe
"C:\Users\Admin\AppData\Local\Temp\TTDesktop18.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" powershell -Command "Add-MpPreference -ExclusionPath 'C:\VKLNwvfYVd'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2604
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath C:\VKLNwvfYVd
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2836
- 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:2808
- - 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:2812
- 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:2764
- - 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:2136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

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
f8d25c071f73584df83658c663edf807

SHA1
623cea08483c5c9d044a28b4eedb02e1fd9df1b2

SHA256
93b32f4ec25c425b85531156fe37a6a808028941b5a030c11de31e1328070bde

SHA512
9dce81b8050a599ab4f2f19dd5a5d63e22cfa103d4518333a4048d75e2637c8e0cb306b58fe16b4e283e6bc276b1eddc9cdb729e629bad3a395054d4ff4fda2e

Download Submit
memory/2096-0-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2096-1-0x0000000001350000-0x000000000135A000-memory.dmp

Filesize
40KB

Download
memory/2096-19-0x000000007423E000-0x000000007423F000-memory.dmp

Filesize
4KB

Download
memory/2096-37-0x0000000000CB0000-0x0000000000CF0000-memory.dmp

Filesize
256KB

Download
memory/2604-4-0x0000000070A21000-0x0000000070A22000-memory.dmp

Filesize
4KB

Download
memory/2604-5-0x0000000070A20000-0x0000000070FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2604-6-0x0000000070A20000-0x0000000070FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2604-7-0x0000000070A20000-0x0000000070FCB000-memory.dmp

Filesize
5.7MB

Download
memory/2604-13-0x0000000070A20000-0x0000000070FCB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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