8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481

Analysis

max time kernel
106s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-12-2024 14:24

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General

Target

8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe
Size

225KB
MD5

1f4eaabcc7e8e5661e6904a95879c2b0
SHA1

fff858fd660d9807b311004005350e4ef76d582d
SHA256

8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481
SHA512

f4414d19214b3c833d53ebadceb5217489aaba22c690d85b0b2fabaf2a15a646c4940002da2ff90217022a1733152557248bf855137df5b35c87f617ca496e1b
SSDEEP

6144:hA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:hATuTAnKGwUAW3ycQqgf

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
3424	4612	WerFault.exe	92
4840	4692	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	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.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	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE
Token: SeShutdownPrivilege	3520	Explorer.EXE
Token: SeCreatePagefilePrivilege	3520	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4612	winver.exe
4692	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4692 wrote to memory of 4612	4692	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	92
PID 4692 wrote to memory of 4612	4692	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	92
PID 4692 wrote to memory of 4612	4692	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	92
PID 4692 wrote to memory of 4612	4692	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	92
PID 4612 wrote to memory of 3520	4612	winver.exe	56
PID 4692 wrote to memory of 3520	4692	8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3520
- C:\Users\Admin\AppData\Local\Temp\8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe
  "C:\Users\Admin\AppData\Local\Temp\8c8d8056311a3efc1ced63d119cc138e394db15a06c105fac67d67e2a374d481N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4692
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4612
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 300
      4⤵
      Program crash
      PID:3424
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4692 -s 876
    3⤵
    - Program crash
    PID:4840

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:5032

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4612 -ip 4612
1⤵
PID:4936

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4692 -ip 4692
1⤵
PID:4892

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/3520-9-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3520-10-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3520-14-0x0000000000980000-0x0000000000986000-memory.dmp

Filesize
24KB

Download
memory/4692-1-0x00000000046B0000-0x0000000004D08000-memory.dmp

Filesize
6.3MB

Download
memory/4692-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4692-3-0x00000000046B0000-0x0000000004D08000-memory.dmp

Filesize
6.3MB

Download
memory/4692-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4692-7-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4692-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4692-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4692-11-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4692-17-0x00000000046B0000-0x0000000004D08000-memory.dmp

Filesize
6.3MB

Download