c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997c

Analysis

max time kernel
107s
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
17-12-2024 02:22

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General

Target

c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe
Size

237KB
MD5

6403150e6cd6ed2d5a5850f8f21d6280
SHA1

200ac198ab379bb4568293d6c8f0f0af5727ee63
SHA256

c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997c
SHA512

f4f0d5e51526e2c8ceb67b48fdc246e7c7b27b58c481757d2d316c02f35dca8e068aef581dc825bc63d27671d2940c170d671a8f3d586b461ce28cdfe813dcc6
SSDEEP

6144:sA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:sATuTAnKGwUAWVycQqgR

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
4284	3484	WerFault.exe	93
4800	4080	WerFault.exe	81

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	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.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
3484	winver.exe
4080	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4080 wrote to memory of 3484	4080	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe	93
PID 4080 wrote to memory of 3484	4080	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe	93
PID 4080 wrote to memory of 3484	4080	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe	93
PID 4080 wrote to memory of 3484	4080	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe	93
PID 3484 wrote to memory of 3444	3484	winver.exe	56
PID 4080 wrote to memory of 3444	4080	c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3444
- C:\Users\Admin\AppData\Local\Temp\c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe
  "C:\Users\Admin\AppData\Local\Temp\c0f5f24efb33a9f767e62f7495591071e7c2276abda252ef711454c5ab90997cN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4080
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3484
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 300
      4⤵
      Program crash
      PID:4284
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4080 -s 772
    3⤵
    - Program crash
    PID:4800

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3484 -ip 3484
1⤵
PID:2252

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4080 -ip 4080
1⤵
PID:412

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/3444-7-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/3444-8-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/3444-12-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/4080-1-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/4080-2-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4080-3-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/4080-4-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4080-5-0x0000000003CD0000-0x0000000003CD1000-memory.dmp

Filesize
4KB

Download
memory/4080-9-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4080-15-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download