c7b61405726f975e81c648c5bc045c1de0de32f1f88a39bc910a2f6dcc8f1064

Analysis

max time kernel
118s
max time network
97s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02/09/2024, 08:47

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General

Target

1e0fd78830cbbfeebd8f0f6cd0a01860N.exe
Size

237KB
MD5

1e0fd78830cbbfeebd8f0f6cd0a01860
SHA1

e4593684d01f309ba4aef1d2438e60a5d7d8f083
SHA256

c7b61405726f975e81c648c5bc045c1de0de32f1f88a39bc910a2f6dcc8f1064
SHA512

653716f1f9b46fc7e1a9003174779d92d56d427a8d802afd9268b08703005010b28f1ccabc3417a568322f9a771f52d88f9021dd79e568ba21d520a36f26b86a
SSDEEP

6144:vA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:vATuTAnKGwUAWVycQqgj

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
4856	764	WerFault.exe	98
2356	3240	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e0fd78830cbbfeebd8f0f6cd0a01860N.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	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE
Token: SeShutdownPrivilege	3388	Explorer.EXE
Token: SeCreatePagefilePrivilege	3388	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
764	winver.exe
3240	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3388	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3240 wrote to memory of 764	3240	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	98
PID 3240 wrote to memory of 764	3240	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	98
PID 3240 wrote to memory of 764	3240	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	98
PID 3240 wrote to memory of 764	3240	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	98
PID 764 wrote to memory of 3388	764	winver.exe	56
PID 3240 wrote to memory of 3388	3240	1e0fd78830cbbfeebd8f0f6cd0a01860N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3388
- C:\Users\Admin\AppData\Local\Temp\1e0fd78830cbbfeebd8f0f6cd0a01860N.exe
  "C:\Users\Admin\AppData\Local\Temp\1e0fd78830cbbfeebd8f0f6cd0a01860N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3240
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:764
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 304
      4⤵
      Program crash
      PID:4856
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3240 -s 768
    3⤵
    - Program crash
    PID:2356

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2592

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 764 -ip 764
1⤵
PID:2552

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3240 -ip 3240
1⤵
PID:4300

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/3240-1-0x0000000004660000-0x0000000004CB8000-memory.dmp

Filesize
6.3MB

Download
memory/3240-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3240-3-0x0000000004660000-0x0000000004CB8000-memory.dmp

Filesize
6.3MB

Download
memory/3240-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3240-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/3240-14-0x0000000004660000-0x0000000004CB8000-memory.dmp

Filesize
6.3MB

Download
memory/3388-7-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download
memory/3388-6-0x0000000000DE0000-0x0000000000DE6000-memory.dmp

Filesize
24KB

Download
memory/3388-11-0x0000000002C30000-0x0000000002C36000-memory.dmp

Filesize
24KB

Download