85e703636c2e5c837b37714c02a838dca4f2ac440d45c0bedfbf56b8e01c4820

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
30/09/2024, 14:12

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General

Target
PO1038854.exe
Size 775KB
Sample240930-rhtsbstdjb
SHA256 85e703636c2e5c837b37714c02a838dca4f2ac440d45c0bedfbf56b8e01c4820
MD5 0b8096803c8a92e49a117832e8005e90
SHA1 b897636e60d041c518422da34325c7810c1f3404
SHA512 c43dece156354bee9110a6025030066cf54e44144ab730c233a03caad1e0b1e6d9a1f329949360e44285206e71d2b11fbab1be1b94578d53352c69d6e47a9532
SSDEEP 12288:+Xusruc84Pww5Bg6i6os91E3x3u2yoVKlF62aQqurR4FxRnifrmTeUEP3p2NUp:+Mc9DV1QumMlqur+Ni6Q5
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

discovery execution

Malware Config

Signatures

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

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

execution

PowerShell

T1059.001

pid	Process
3016	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1940 set thread context of 2648	1940	PO1038854.exe	33

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	PO1038854.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
3016	powershell.exe
2648	PO1038854.exe
2648	PO1038854.exe
2648	PO1038854.exe
2648	PO1038854.exe
2648	PO1038854.exe
2648	PO1038854.exe
2648	PO1038854.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	powershell.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 3016	1940	PO1038854.exe	31
PID 1940 wrote to memory of 3016	1940	PO1038854.exe	31
PID 1940 wrote to memory of 3016	1940	PO1038854.exe	31
PID 1940 wrote to memory of 3016	1940	PO1038854.exe	31
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33
PID 1940 wrote to memory of 2648	1940	PO1038854.exe	33

C:\Users\Admin\AppData\Local\Temp\PO1038854.exe
"C:\Users\Admin\AppData\Local\Temp\PO1038854.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\PO1038854.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3016
- C:\Users\Admin\AppData\Local\Temp\PO1038854.exe
  "C:\Users\Admin\AppData\Local\Temp\PO1038854.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:2648

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 Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1940-14-0x0000000074430000-0x0000000074B1E000-memory.dmp

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memory/1940-1-0x0000000000190000-0x0000000000258000-memory.dmp

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memory/1940-2-0x0000000074430000-0x0000000074B1E000-memory.dmp

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memory/1940-3-0x0000000005080000-0x000000000513A000-memory.dmp

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memory/1940-4-0x0000000000740000-0x000000000075E000-memory.dmp

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memory/1940-5-0x000000007443E000-0x000000007443F000-memory.dmp

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memory/1940-6-0x0000000074430000-0x0000000074B1E000-memory.dmp

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memory/1940-7-0x00000000006A0000-0x000000000072E000-memory.dmp

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memory/1940-0-0x000000007443E000-0x000000007443F000-memory.dmp

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memory/2648-8-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2648-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/2648-9-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2648-13-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2648-12-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2648-17-0x0000000000400000-0x0000000000447000-memory.dmp

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memory/2648-18-0x0000000000400000-0x0000000000447000-memory.dmp

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