be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540

Analysis

max time kernel
105s
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
01-12-2024 16:52

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General

Target

be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe
Size

225KB
MD5

639fb34fd5b62227776e6dd58b30c290
SHA1

53ccc5e3296c53b4dd2a9b6a9fe7fff9fb9bae49
SHA256

be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540
SHA512

49650d7f5df0b4d53ffad09c584a1715808e9b9fb3e7e155e03cf2dfa7d2d8e3268e39294c29703e5eb6684c4c0e3553dbe68d34ec6fb3a2f860d7e6f9f6e573
SSDEEP

6144:6A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:6ATuTAnKGwUAW3ycQqgf

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
2660	2948	WerFault.exe	102
4352	916	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	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.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	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE
Token: SeShutdownPrivilege	3428	Explorer.EXE
Token: SeCreatePagefilePrivilege	3428	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2948	winver.exe
916	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 916 wrote to memory of 2948	916	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe	102
PID 916 wrote to memory of 2948	916	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe	102
PID 916 wrote to memory of 2948	916	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe	102
PID 916 wrote to memory of 2948	916	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe	102
PID 2948 wrote to memory of 3428	2948	winver.exe	56
PID 916 wrote to memory of 3428	916	be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3428
- C:\Users\Admin\AppData\Local\Temp\be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe
  "C:\Users\Admin\AppData\Local\Temp\be61e27f5513b63bb32c02e55f17fd9de3c6644434a9c108ba0905a819ab7540N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:916
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2948
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 300
      4⤵
      Program crash
      PID:2660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 916 -s 872
    3⤵
    - Program crash
    PID:4352

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1632

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2948 -ip 2948
1⤵
PID:4228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 916 -ip 916
1⤵
PID:464

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/916-1-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/916-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/916-3-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/916-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/916-13-0x0000000004570000-0x0000000004BC8000-memory.dmp

Filesize
6.3MB

Download
memory/3428-5-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3428-6-0x0000000000810000-0x0000000000816000-memory.dmp

Filesize
24KB

Download
memory/3428-10-0x00000000008B0000-0x00000000008B6000-memory.dmp

Filesize
24KB

Download