6ef1e2ea72e1b17af7aabc663fd18881c5a40d3975fd9687cbbdec6b9c8817fc

Analysis

max time kernel
118s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16/07/2024, 02:20

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General

Target
508424f053d57d9f4b0e6948c80d0b10N.exe
Size 225KB
Sample240716-csrcmatbqe
SHA256 6ef1e2ea72e1b17af7aabc663fd18881c5a40d3975fd9687cbbdec6b9c8817fc
MD5 508424f053d57d9f4b0e6948c80d0b10
SHA1 d9c5113d247b4d73dd9e09889a93d1aff0052830
SHA512 5de5e3ad7abdfe21c20cc01006b77c503c9eab26185f098002bac942364eac734aeaf3a9fc783195edf70a333c857ea28327438ac84b49e28c8aebf4ede9ba9b
SSDEEP 6144:bA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:bATuTAnKGwUAW3ycQqgf
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

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
5016	4764	WerFault.exe	90
3268	1708	WerFault.exe	82

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	3512	Explorer.EXE
Token: SeCreatePagefilePrivilege	3512	Explorer.EXE
Token: SeShutdownPrivilege	3512	Explorer.EXE
Token: SeCreatePagefilePrivilege	3512	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4764	winver.exe
1708	508424f053d57d9f4b0e6948c80d0b10N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3512	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 4764	1708	508424f053d57d9f4b0e6948c80d0b10N.exe	90
PID 1708 wrote to memory of 4764	1708	508424f053d57d9f4b0e6948c80d0b10N.exe	90
PID 1708 wrote to memory of 4764	1708	508424f053d57d9f4b0e6948c80d0b10N.exe	90
PID 1708 wrote to memory of 4764	1708	508424f053d57d9f4b0e6948c80d0b10N.exe	90
PID 4764 wrote to memory of 3512	4764	winver.exe	56
PID 1708 wrote to memory of 3512	1708	508424f053d57d9f4b0e6948c80d0b10N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3512
- C:\Users\Admin\AppData\Local\Temp\508424f053d57d9f4b0e6948c80d0b10N.exe
  "C:\Users\Admin\AppData\Local\Temp\508424f053d57d9f4b0e6948c80d0b10N.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4764
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 300
      4⤵
      Program crash
      PID:5016
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1708 -s 776
    3⤵
    - Program crash
    PID:3268

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4764 -ip 4764
1⤵
PID:368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1708 -ip 1708
1⤵
PID:1344

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1708-1-0x0000000004650000-0x0000000004CA8000-memory.dmp

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memory/1708-2-0x0000000003D80000-0x0000000003D81000-memory.dmp

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memory/1708-6-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1708-13-0x0000000004650000-0x0000000004CA8000-memory.dmp

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memory/3512-4-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

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memory/3512-5-0x0000000000CD0000-0x0000000000CD6000-memory.dmp

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memory/3512-10-0x0000000000D30000-0x0000000000D36000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads