f08d555b265bc840ef4d7904f37de7886b276d3b2f85180bb63b0e29445e02b1

Analysis

max time kernel
103s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20250314-en
resource tags

arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
submitted
22/03/2025, 06:16

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General

Target

c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
Size

163KB
MD5

25741d72df755eb931e032dc577c4410
SHA1

40db9d990ed4d52eee5075d21697ca695846573a
SHA256

c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c
SHA512

a20ff5dd6c802038dea518a4cb3a8e3f8861d415f31f222efa85d30332e39e9794805d426ac7c48492aeaed0652cf3afd5f38e9f5f3f84060b0cc116ad016cc9
SSDEEP

3072:BmX9J/G8vbotyEtyHZhRJZkAifkgsAnEv9iJTVbOMlETU:BmXZMAhkAGsAEFixVbII

Score

7^/10

discovery

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\AppCompat\Programs\Amcache.hve.tmp	dw20.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	TASKKILL.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TASKKILL.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dw20.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	dw20.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	dw20.exe

Kills process with taskkill 2 IoCs

defense_evasion

pid	Process
5868	TASKKILL.exe
3404	TASKKILL.exe

Suspicious behavior: EnumeratesProcesses 27 IoCs

pid	Process
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe

Suspicious use of AdjustPrivilegeToken 8 IoCs

description	pid	Process
Token: SeDebugPrivilege	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
Token: SeDebugPrivilege	3404	TASKKILL.exe
Token: SeDebugPrivilege	5868	TASKKILL.exe
Token: SeRestorePrivilege	2104	dw20.exe
Token: SeBackupPrivilege	2104	dw20.exe
Token: SeBackupPrivilege	2104	dw20.exe
Token: SeBackupPrivilege	2104	dw20.exe
Token: SeBackupPrivilege	2104	dw20.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5848 wrote to memory of 5868	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	88
PID 5848 wrote to memory of 5868	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	88
PID 5848 wrote to memory of 5868	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	88
PID 5848 wrote to memory of 3404	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	89
PID 5848 wrote to memory of 3404	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	89
PID 5848 wrote to memory of 3404	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	89
PID 5848 wrote to memory of 2104	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	101
PID 5848 wrote to memory of 2104	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	101
PID 5848 wrote to memory of 2104	5848	c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe	101

C:\Users\Admin\AppData\Local\Temp\c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe
"C:\Users\Admin\AppData\Local\Temp\c91bc52cc51e01b3224c7a365654c1c5add7892e81432c964fd9fa8ac3c51e0c.exe"
1⤵
- Drops startup file
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5848
- C:\Windows\SysWOW64\TASKKILL.exe
  TASKKILL /F /IM wscript.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:5868
- C:\Windows\SysWOW64\TASKKILL.exe
  TASKKILL /F /IM cmd.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Kills process with taskkill
  - Suspicious use of AdjustPrivilegeToken
  PID:3404
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 1608
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Enumerates system info in registry
  - Suspicious use of AdjustPrivilegeToken
  PID:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/5848-0-0x0000000075432000-0x0000000075433000-memory.dmp

Filesize
4KB

Download
memory/5848-1-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/5848-2-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/5848-3-0x0000000075432000-0x0000000075433000-memory.dmp

Filesize
4KB

Download
memory/5848-4-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/5848-5-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download
memory/5848-12-0x0000000075430000-0x00000000759E1000-memory.dmp

Filesize
5.7MB

Download