fc77e5bdbc74120a3003bac0021871ccf74a182ce068aece06a7acf00363810c

General

Target

InstalIеr-x86/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
1268	powershell.exe
320	powershell.exe
2804	powershell.exe
2864	powershell.exe
2528	powershell.exe
2672	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	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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
320	powershell.exe
2804	powershell.exe
2864	powershell.exe
2528	powershell.exe
2672	powershell.exe
1268	powershell.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	320	powershell.exe
Token: SeDebugPrivilege	2804	powershell.exe
Token: SeDebugPrivilege	2864	powershell.exe
Token: SeDebugPrivilege	2528	powershell.exe
Token: SeDebugPrivilege	2672	powershell.exe
Token: SeDebugPrivilege	1268	powershell.exe
Token: SeDebugPrivilege	2380	TTDesktop18.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 320	2380	TTDesktop18.exe	32
PID 2380 wrote to memory of 320	2380	TTDesktop18.exe	32
PID 2380 wrote to memory of 320	2380	TTDesktop18.exe	32
PID 2380 wrote to memory of 320	2380	TTDesktop18.exe	32
PID 320 wrote to memory of 2804	320	powershell.exe	34
PID 320 wrote to memory of 2804	320	powershell.exe	34
PID 320 wrote to memory of 2804	320	powershell.exe	34
PID 320 wrote to memory of 2804	320	powershell.exe	34
PID 2380 wrote to memory of 2864	2380	TTDesktop18.exe	35
PID 2380 wrote to memory of 2864	2380	TTDesktop18.exe	35
PID 2380 wrote to memory of 2864	2380	TTDesktop18.exe	35
PID 2380 wrote to memory of 2864	2380	TTDesktop18.exe	35
PID 2864 wrote to memory of 2528	2864	powershell.exe	37
PID 2864 wrote to memory of 2528	2864	powershell.exe	37
PID 2864 wrote to memory of 2528	2864	powershell.exe	37
PID 2864 wrote to memory of 2528	2864	powershell.exe	37
PID 2380 wrote to memory of 2672	2380	TTDesktop18.exe	38
PID 2380 wrote to memory of 2672	2380	TTDesktop18.exe	38
PID 2380 wrote to memory of 2672	2380	TTDesktop18.exe	38
PID 2380 wrote to memory of 2672	2380	TTDesktop18.exe	38
PID 2672 wrote to memory of 1268	2672	powershell.exe	40
PID 2672 wrote to memory of 1268	2672	powershell.exe	40
PID 2672 wrote to memory of 1268	2672	powershell.exe	40
PID 2672 wrote to memory of 1268	2672	powershell.exe	40

C:\Users\Admin\AppData\Local\Temp\InstalIеr-x86\TTDesktop18.exe
"C:\Users\Admin\AppData\Local\Temp\InstalIеr-x86\TTDesktop18.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "powershell.exe" powershell -Command "Add-MpPreference -ExclusionPath 'C:\cBLoVGbTWu'"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command Add-MpPreference -ExclusionPath C:\cBLoVGbTWu
    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:\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:2864
- - 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:2528
- 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:2672
- - 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:1268

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
259fa8f89c4768636b3e4fc660cef320

SHA1
36446003ccfebc4cfafddf9439461cab240d6b88

SHA256
a1511eba8a0c98e531dab20a063f80401759ca5606a262fd9307c8110761744c

SHA512
da8c35cfb1db48f9e794d44e6d68f05ea64b2363dc839c3953f079e5ae1c4a4b1184abea42aaffd05afc6b1a1511802076e5bb82bfe4cef845ecf0821d44572a

Download Submit
memory/320-4-0x00000000712C1000-0x00000000712C2000-memory.dmp

Filesize
4KB

Download
memory/320-5-0x00000000712C0000-0x000000007186B000-memory.dmp

Filesize
5.7MB

Download
memory/320-6-0x00000000712C0000-0x000000007186B000-memory.dmp

Filesize
5.7MB

Download
memory/320-7-0x00000000712C0000-0x000000007186B000-memory.dmp

Filesize
5.7MB

Download
memory/320-8-0x00000000712C0000-0x000000007186B000-memory.dmp

Filesize
5.7MB

Download
memory/320-15-0x00000000712C0000-0x000000007186B000-memory.dmp

Filesize
5.7MB

Download
memory/2380-0-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/2380-1-0x0000000001000000-0x000000000100A000-memory.dmp

Filesize
40KB

Download
memory/2380-10-0x0000000074ADE000-0x0000000074ADF000-memory.dmp

Filesize
4KB

Download
memory/2380-36-0x0000000000DE0000-0x0000000000E20000-memory.dmp

Filesize
256KB

Download

Analysis

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