770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10

Analysis

max time kernel
146s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2024, 18:01

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General

Target

770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe
Size

610KB
MD5

30ffd03ffe3587fe13ddccbf153180fd
SHA1

eae59dd93555561f2305beecce3d7caef8edfdfa
SHA256

770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10
SHA512

f86f5f2249c9bee276dea77ab36298dd61772d886c4a3cfd628ceaa872e8017abfe5fe46ea26c8e7be0c1f88d4f6fba2909e1e0cc1972faaae7df93613f977ff
SSDEEP

12288:WATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:oT+KjUdQqboyyWoK1NGqzuhR

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
4528	900	WerFault.exe	101
1068	4420	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	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.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	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE
Token: SeShutdownPrivilege	3432	Explorer.EXE
Token: SeCreatePagefilePrivilege	3432	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
900	winver.exe
4420	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4420 wrote to memory of 900	4420	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe	101
PID 4420 wrote to memory of 900	4420	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe	101
PID 4420 wrote to memory of 900	4420	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe	101
PID 4420 wrote to memory of 900	4420	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe	101
PID 900 wrote to memory of 3432	900	winver.exe	56
PID 4420 wrote to memory of 3432	4420	770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3432
- C:\Users\Admin\AppData\Local\Temp\770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe
  "C:\Users\Admin\AppData\Local\Temp\770548ea80e8d552fbc601227bd21affcaa84a742f55af8f0530e718e8c6ba10.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4420
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:900
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 900 -s 300
      4⤵
      Program crash
      PID:4528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4420 -s 784
    3⤵
    - Program crash
    PID:1068

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:5080

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 900 -ip 900
1⤵
PID:4936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 4420 -ip 4420
1⤵
PID:3656

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/3432-9-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/3432-10-0x0000000000CB0000-0x0000000000CB6000-memory.dmp

Filesize
24KB

Download
memory/3432-14-0x0000000000CC0000-0x0000000000CC6000-memory.dmp

Filesize
24KB

Download
memory/4420-1-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/4420-2-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/4420-3-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/4420-4-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/4420-5-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/4420-6-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/4420-7-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/4420-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4420-17-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download