c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
17-12-2024 03:02

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General

Target

c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe
Size

225KB
MD5

d9d2c195f15c1b8c0280ccd1caa4d88b
SHA1

8d255762a706337c800c3f3d6942907fb4c17f7a
SHA256

c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8
SHA512

f682822fb919d68824207aa4e307906b8c906ffcfcf2301a12b914342cd182f7ca43edf427695d66eb8ab2ce70a11fe20c86b1c2011349cfbf80742bc1ec0f4a
SSDEEP

6144:IA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:IATuTAnKGwUAW3ycQqgf

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
2736	3016	WerFault.exe	95
2856	2520	WerFault.exe	83

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	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.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	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE
Token: SeShutdownPrivilege	3500	Explorer.EXE
Token: SeCreatePagefilePrivilege	3500	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3016	winver.exe
2520	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2520 wrote to memory of 3016	2520	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe	95
PID 2520 wrote to memory of 3016	2520	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe	95
PID 2520 wrote to memory of 3016	2520	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe	95
PID 2520 wrote to memory of 3016	2520	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe	95
PID 3016 wrote to memory of 3500	3016	winver.exe	56
PID 2520 wrote to memory of 3500	2520	c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3500
- C:\Users\Admin\AppData\Local\Temp\c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe
  "C:\Users\Admin\AppData\Local\Temp\c87b9548a8e6beb8d8247163341d170ce330478ec1d14bb0324a6f250bf229f8.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:2520
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3016
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3016 -s 300
      4⤵
      Program crash
      PID:2736
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2520 -s 804
    3⤵
    - Program crash
    PID:2856

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3908

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3016 -ip 3016
1⤵
PID:5116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2520 -ip 2520
1⤵
PID:3604

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/2520-1-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/2520-2-0x00000000025E0000-0x00000000025E1000-memory.dmp

Filesize
4KB

Download
memory/2520-3-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/2520-4-0x00000000025E0000-0x00000000025E1000-memory.dmp

Filesize
4KB

Download
memory/2520-5-0x00000000025E0000-0x00000000025E1000-memory.dmp

Filesize
4KB

Download
memory/2520-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2520-15-0x0000000004590000-0x0000000004BE8000-memory.dmp

Filesize
6.3MB

Download
memory/3500-7-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

Download
memory/3500-8-0x0000000001350000-0x0000000001356000-memory.dmp

Filesize
24KB

Download
memory/3500-12-0x0000000001390000-0x0000000001396000-memory.dmp

Filesize
24KB

Download