1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206

Analysis

max time kernel
139s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
22-11-2024 21:13

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General

Target

1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe
Size

237KB
MD5

3a64b94466f511700e8e223c326a24fe
SHA1

ac16d4c51cf5daf2d675e42b689f338cb384172f
SHA256

1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206
SHA512

fbacfdf9ee6d5a44f0a732de67b48fd8082a11751be0f9a16d2263863f5ce6b9817af3bafb96974d54afb1e14540b70a2d8b280994e94edfc86c5c8111f6f386
SSDEEP

6144:CA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYw:CATuTAnKGwUAWVycQqg7

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
2864	2676	WerFault.exe	101
3908	4812	WerFault.exe	82

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	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.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	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE
Token: SeShutdownPrivilege	3420	Explorer.EXE
Token: SeCreatePagefilePrivilege	3420	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2676	winver.exe
4812	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4812 wrote to memory of 2676	4812	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	101
PID 4812 wrote to memory of 2676	4812	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	101
PID 4812 wrote to memory of 2676	4812	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	101
PID 4812 wrote to memory of 2676	4812	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	101
PID 2676 wrote to memory of 3420	2676	winver.exe	56
PID 4812 wrote to memory of 3420	4812	1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3420
- C:\Users\Admin\AppData\Local\Temp\1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe
  "C:\Users\Admin\AppData\Local\Temp\1f2cd4798625f784e82fd81b3e87576d42072e3e3abd4360fd8d4d13b572d206.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4812
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2676
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2676 -s 300
      4⤵
      Program crash
      PID:2864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4812 -s 764
    3⤵
    - Program crash
    PID:3908

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2676 -ip 2676
1⤵
PID:4736

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4812 -ip 4812
1⤵
PID:3964

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/3420-7-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

Filesize
24KB

Download
memory/3420-8-0x0000000000CE0000-0x0000000000CE6000-memory.dmp

Filesize
24KB

Download
memory/3420-14-0x0000000000D80000-0x0000000000D86000-memory.dmp

Filesize
24KB

Download
memory/4812-1-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/4812-2-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/4812-3-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/4812-4-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/4812-5-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/4812-9-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4812-10-0x0000000002560000-0x0000000002561000-memory.dmp

Filesize
4KB

Download
memory/4812-17-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download