b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad

Analysis

max time kernel
59s
max time network
36s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
18-12-2024 19:09

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General

Target

b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe
Size

610KB
MD5

46411f2042a90f7e6e8cc2cbad866c38
SHA1

39aa67604573050d89de3bb24e146bda7194236d
SHA256

b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad
SHA512

cefcd04e7c7b25945b6bef583449b89588f5eaa72c2cbecca1fdd1b5e1388659d9004bbfd55b0d86740fd0ef32f55e5c2cb670b7708f543f07f94bf10f084494
SSDEEP

12288:SATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:MT+KjUdQqboyyWoK1NGqzuhx

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
2936	4712	WerFault.exe	93
1060	3992	WerFault.exe	81

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	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.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	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE
Token: SeShutdownPrivilege	3396	Explorer.EXE
Token: SeCreatePagefilePrivilege	3396	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4712	winver.exe
3992	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 4712	3992	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe	93
PID 3992 wrote to memory of 4712	3992	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe	93
PID 3992 wrote to memory of 4712	3992	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe	93
PID 3992 wrote to memory of 4712	3992	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe	93
PID 4712 wrote to memory of 3396	4712	winver.exe	56
PID 3992 wrote to memory of 3396	3992	b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3396
- C:\Users\Admin\AppData\Local\Temp\b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe
  "C:\Users\Admin\AppData\Local\Temp\b9ae1c8727c414d7e9cdaf5d079d9c4d51c42bc973d1cbe6e74904181c00e9ad.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3992
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4712
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 300
      4⤵
      Program crash
      PID:2936
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 864
    3⤵
    - Program crash
    PID:1060

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4712 -ip 4712
1⤵
PID:3016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3992 -ip 3992
1⤵
PID:2260

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

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Downloads

memory/3396-4-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3396-5-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3396-9-0x0000000000850000-0x0000000000856000-memory.dmp

Filesize
24KB

Download
memory/3992-1-0x00000000045B0000-0x0000000004C08000-memory.dmp

Filesize
6.3MB

Download
memory/3992-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3992-6-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3992-12-0x00000000045B0000-0x0000000004C08000-memory.dmp

Filesize
6.3MB

Download