73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871

Analysis

max time kernel
117s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2024 04:28

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General

Target

73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe
Size

225KB
MD5

5707ad5794c017ae4b130cf785025d40
SHA1

3d7ad3e8b3ac24d23ea70f7d8a0692b180c8f146
SHA256

73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871
SHA512

de391826edf79368416848662d52cc08b538551a6586de4731d2aaab2d50ccd6193187dccb602c985063cd773b09a50cf1934092ccfb3dd2a87dc8ad1d48daa0
SSDEEP

6144:AA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:AATuTAnKGwUAW3ycQqgf

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
2120	972	WerFault.exe	95
1712	3800	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	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.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	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
972	winver.exe
3800	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3800 wrote to memory of 972	3800	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	95
PID 3800 wrote to memory of 972	3800	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	95
PID 3800 wrote to memory of 972	3800	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	95
PID 3800 wrote to memory of 972	3800	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	95
PID 972 wrote to memory of 3436	972	winver.exe	56
PID 3800 wrote to memory of 3436	3800	73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3436
- C:\Users\Admin\AppData\Local\Temp\73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe
  "C:\Users\Admin\AppData\Local\Temp\73fcc2d6a70f56366a643ed2e0c22060c017a1979f0fb3af332a4553522a6871N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3800
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:972
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 972 -s 300
      4⤵
      Program crash
      PID:2120
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3800 -s 756
    3⤵
    - Program crash
    PID:1712

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:3472

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 972 -ip 972
1⤵
PID:4788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3800 -ip 3800
1⤵
PID:716

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/3436-5-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3436-6-0x0000000000A00000-0x0000000000A06000-memory.dmp

Filesize
24KB

Download
memory/3436-10-0x0000000000A40000-0x0000000000A46000-memory.dmp

Filesize
24KB

Download
memory/3800-1-0x0000000004560000-0x0000000004BB8000-memory.dmp

Filesize
6.3MB

Download
memory/3800-2-0x0000000003D00000-0x0000000003D01000-memory.dmp

Filesize
4KB

Download
memory/3800-3-0x0000000004560000-0x0000000004BB8000-memory.dmp

Filesize
6.3MB

Download
memory/3800-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3800-13-0x0000000004560000-0x0000000004BB8000-memory.dmp

Filesize
6.3MB

Download