aeddb1830c3b0d633ce7dd341d727510c15294bfaf02ab2fdd4efacaa8d3ca07

Analysis

max time kernel
118s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 02:25

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General

Target
27c2bcb27d292b1b79776ab987f9b4d0N.exe
Size 225KB
Sample240712-cwlljsxdja
SHA256 aeddb1830c3b0d633ce7dd341d727510c15294bfaf02ab2fdd4efacaa8d3ca07
MD5 27c2bcb27d292b1b79776ab987f9b4d0
SHA1 be8738c974f5a70c0faf495d1a98d63d16a510ff
SHA512 faa523d1b7129bac41fd8520fe7e306542231f2e5737e2980fcf8b42d7be4cf9c9ba663ac4fc4f98c7d103cb2b1c8fff4f73cda26ce5b5ee52c61de903375c13
SSDEEP 6144:7A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:7ATuTAnKGwUAW3ycQqgf
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
2304	4376	WerFault.exe	92
4060	1356	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

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4376	winver.exe
1356	27c2bcb27d292b1b79776ab987f9b4d0N.exe
3428	Explorer.EXE
3428	Explorer.EXE

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3428	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1356 wrote to memory of 4376	1356	27c2bcb27d292b1b79776ab987f9b4d0N.exe	92
PID 1356 wrote to memory of 4376	1356	27c2bcb27d292b1b79776ab987f9b4d0N.exe	92
PID 1356 wrote to memory of 4376	1356	27c2bcb27d292b1b79776ab987f9b4d0N.exe	92
PID 1356 wrote to memory of 4376	1356	27c2bcb27d292b1b79776ab987f9b4d0N.exe	92
PID 4376 wrote to memory of 3428	4376	winver.exe	56
PID 1356 wrote to memory of 3428	1356	27c2bcb27d292b1b79776ab987f9b4d0N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of UnmapMainImage
PID:3428
- C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe
  "C:\Users\Admin\AppData\Local\Temp\27c2bcb27d292b1b79776ab987f9b4d0N.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1356
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4376
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 300
      4⤵
      Program crash
      PID:2304
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1356 -s 876
    3⤵
    - Program crash
    PID:4060

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:4380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 4376 -ip 4376
1⤵
PID:908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 1356 -ip 1356
1⤵
PID:2112

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/1356-1-0x0000000004680000-0x0000000004CD8000-memory.dmp

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memory/1356-2-0x0000000003D70000-0x0000000003D71000-memory.dmp

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memory/1356-6-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/1356-13-0x0000000004680000-0x0000000004CD8000-memory.dmp

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memory/3428-4-0x0000000000600000-0x0000000000606000-memory.dmp

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memory/3428-5-0x0000000000600000-0x0000000000606000-memory.dmp

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memory/3428-10-0x0000000000640000-0x0000000000646000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads