66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32d

Analysis

max time kernel
111s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2025 06:04

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General

Target

66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe
Size

225KB
MD5

ca700a374b160a4e20f1639b2906b3a0
SHA1

5c718e4deee5806f092e039718336fe3948cafd0
SHA256

66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32d
SHA512

ce0d795515eba9964b91023055dc4510030150eb12d3ca46f7df971db7d2bda7accd5560909d64fb92c958f175caa92669732ccd92b01e86a3549c9e5edabeac
SSDEEP

6144:cA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:cATuTAnKGwUAW3ycQqgf

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2928	4696	WerFault.exe	101
2624	3016	WerFault.exe	82

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	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4696	winver.exe
3016	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 4696	3016	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe	101
PID 3016 wrote to memory of 4696	3016	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe	101
PID 3016 wrote to memory of 4696	3016	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe	101
PID 3016 wrote to memory of 4696	3016	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe	101
PID 4696 wrote to memory of 3444	4696	winver.exe	55
PID 3016 wrote to memory of 3444	3016	66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe	55

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3444
- C:\Users\Admin\AppData\Local\Temp\66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe
  "C:\Users\Admin\AppData\Local\Temp\66fce5e372e0fe7300705eaa2ce6767594f92b287e5cf45e5e5b82debfe2c32dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3016
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4696
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4696 -s 300
      4⤵
      Program crash
      PID:2928
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 876
    3⤵
    - Program crash
    PID:2624

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4696 -ip 4696
1⤵
PID:2444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 3016 -ip 3016
1⤵
PID:1528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

Replay Monitor

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Downloads

memory/3016-1-0x00000000046B0000-0x0000000004D08000-memory.dmp

Filesize
6.3MB

Download
memory/3016-2-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/3016-3-0x00000000046B0000-0x0000000004D08000-memory.dmp

Filesize
6.3MB

Download
memory/3016-4-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/3016-5-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/3016-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3016-16-0x00000000046B0000-0x0000000004D08000-memory.dmp

Filesize
6.3MB

Download
memory/3444-7-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/3444-8-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/3444-13-0x00000000029D0000-0x00000000029D6000-memory.dmp

Filesize
24KB

Download