c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67

Analysis

max time kernel
115s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
17/09/2024, 14:48

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General

Target

c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe
Size

225KB
MD5

f2227d00324a1cb93f491d01294f7f80
SHA1

4a4f9f0e4cca1b7522e0ecb394e0394f9c6f545d
SHA256

c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67
SHA512

70e99a4c01cad3992b63b4f419e3bcca1904e48cd1d4576001af36cf9772566c94c5128f82938b7f4fc1be726a52446e9472462c34c2a2abcd5a63c4904784a3
SSDEEP

6144:eA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:eATuTAnKGwUAW3ycQqgf

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
2572	1380	WerFault.exe	93
4396	1972	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.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	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE
Token: SeShutdownPrivilege	3436	Explorer.EXE
Token: SeCreatePagefilePrivilege	3436	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1380	winver.exe
1972	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 1380	1972	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe	93
PID 1972 wrote to memory of 1380	1972	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe	93
PID 1972 wrote to memory of 1380	1972	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe	93
PID 1972 wrote to memory of 1380	1972	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe	93
PID 1380 wrote to memory of 3436	1380	winver.exe	56
PID 1972 wrote to memory of 3436	1972	c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe
  "C:\Users\Admin\AppData\Local\Temp\c040a9b352038a3d2dc26d9e2aa5f6fb58f2c30eee0c1002e367d1a429f8ff67N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1972
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1380
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1380 -s 300
      4⤵
      Program crash
      PID:2572
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 908
    3⤵
    - Program crash
    PID:4396

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3668

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 1380 -ip 1380
1⤵
PID:1832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 1972 -ip 1972
1⤵
PID:4524

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/1972-1-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/1972-2-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1972-3-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/1972-4-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1972-5-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1972-6-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1972-7-0x0000000003DC0000-0x0000000003DC1000-memory.dmp

Filesize
4KB

Download
memory/1972-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1972-17-0x0000000004620000-0x0000000004C78000-memory.dmp

Filesize
6.3MB

Download
memory/3436-9-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/3436-10-0x0000000001080000-0x0000000001086000-memory.dmp

Filesize
24KB

Download
memory/3436-14-0x00000000010C0000-0x00000000010C6000-memory.dmp

Filesize
24KB

Download