2c13e32597dd2587b606077f7b1636cd2ca014480c2977b8793962fb0601288e

Analysis

max time kernel
119s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2024, 02:58

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General

Target
44e4bd3cae35ae60f3c829c0e7b13880N.exe
Size 225KB
Sample240719-dgn9kasgnd
SHA256 2c13e32597dd2587b606077f7b1636cd2ca014480c2977b8793962fb0601288e
MD5 44e4bd3cae35ae60f3c829c0e7b13880
SHA1 dd12c20b4ceddf567b7d4f751bd253defdff147f
SHA512 c6e5b0b9dada0c2712b4bd73cce7cad196c315fdea69ac2ba866861d70664b48386354ce309a30cd7edd6a3a9fdab6882b32a7e3e793b2991dce1cde2fd86b67
SSDEEP 6144:oA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:oATuTAnKGwUAW3ycQqgf
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
1876	4960	WerFault.exe	100
4828	392	WerFault.exe	83

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 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	Explorer.EXE
Key created	\REGISTRY\USER\S-1-5-21-2650514177-1034912467-4025611726-1000_Classes\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	Explorer.EXE

Suspicious use of AdjustPrivilegeToken 16 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE
Token: SeShutdownPrivilege	3412	Explorer.EXE
Token: SeCreatePagefilePrivilege	3412	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4960	winver.exe
392	44e4bd3cae35ae60f3c829c0e7b13880N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3412	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 392 wrote to memory of 4960	392	44e4bd3cae35ae60f3c829c0e7b13880N.exe	100
PID 392 wrote to memory of 4960	392	44e4bd3cae35ae60f3c829c0e7b13880N.exe	100
PID 392 wrote to memory of 4960	392	44e4bd3cae35ae60f3c829c0e7b13880N.exe	100
PID 392 wrote to memory of 4960	392	44e4bd3cae35ae60f3c829c0e7b13880N.exe	100
PID 4960 wrote to memory of 3412	4960	winver.exe	56
PID 392 wrote to memory of 3412	392	44e4bd3cae35ae60f3c829c0e7b13880N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3412
- C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe
  "C:\Users\Admin\AppData\Local\Temp\44e4bd3cae35ae60f3c829c0e7b13880N.exe"
  2⤵
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:392
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4960
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4960 -s 308
      4⤵
      Program crash
      PID:1876
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 392 -s 864
    3⤵
    - Program crash
    PID:4828

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1348

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4960 -ip 4960
1⤵
PID:372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 392 -ip 392
1⤵
PID:1580

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/392-1-0x00000000047E0000-0x0000000004E38000-memory.dmp

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memory/392-2-0x0000000003E80000-0x0000000003E81000-memory.dmp

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memory/392-6-0x0000000000400000-0x000000000043C000-memory.dmp

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memory/392-13-0x00000000047E0000-0x0000000004E38000-memory.dmp

Download

memory/3412-5-0x0000000002D00000-0x0000000002D06000-memory.dmp

Download

memory/3412-4-0x0000000002D00000-0x0000000002D06000-memory.dmp

Download

memory/3412-10-0x00000000073E0000-0x00000000073E6000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads