64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9

Analysis

max time kernel
115s
max time network
94s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 09:54

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General

Target

64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe
Size

610KB
MD5

a8d913d04725db712bcfe78bd0c3cac0
SHA1

54406f60bff653ac223c9ad32426419c8d5556a4
SHA256

64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9
SHA512

199c92358127296d79c812a243624b7ef038be1b4f9ebeae9e58e22483e2f75f4dfd6a03547e2c211a28b12906a37c99616ed04d76c015a5df841360ee55bc7a
SSDEEP

12288:CATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:8T+KjUdQqboyyWoK1NGqzuhh

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
4460	4748	WerFault.exe	103
388	4480	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	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.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	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE
Token: SeShutdownPrivilege	3456	Explorer.EXE
Token: SeCreatePagefilePrivilege	3456	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4748	winver.exe
4480	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 4748	4480	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe	103
PID 4480 wrote to memory of 4748	4480	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe	103
PID 4480 wrote to memory of 4748	4480	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe	103
PID 4480 wrote to memory of 4748	4480	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe	103
PID 4748 wrote to memory of 3456	4748	winver.exe	56
PID 4480 wrote to memory of 3456	4480	64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3456
- C:\Users\Admin\AppData\Local\Temp\64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe
  "C:\Users\Admin\AppData\Local\Temp\64b1c5989ef8073d5339ff620b44b36aa4ba80b4e209af4c6f3dbde2ce640ca9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4480
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4748
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 300
      4⤵
      Program crash
      PID:4460
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4480 -s 876
    3⤵
    - Program crash
    PID:388

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4748 -ip 4748
1⤵
PID:4428

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 4480 -ip 4480
1⤵
PID:4832

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/3456-9-0x0000000001110000-0x0000000001116000-memory.dmp

Filesize
24KB

Download
memory/3456-10-0x0000000001110000-0x0000000001116000-memory.dmp

Filesize
24KB

Download
memory/3456-15-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/4480-1-0x0000000004560000-0x0000000004BB8000-memory.dmp

Filesize
6.3MB

Download
memory/4480-2-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/4480-3-0x0000000004560000-0x0000000004BB8000-memory.dmp

Filesize
6.3MB

Download
memory/4480-4-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/4480-5-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/4480-6-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/4480-7-0x0000000003E00000-0x0000000003E01000-memory.dmp

Filesize
4KB

Download
memory/4480-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4480-18-0x0000000004560000-0x0000000004BB8000-memory.dmp

Filesize
6.3MB

Download