b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
07-12-2024 02:06

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General

Target

b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe
Size

610KB
MD5

87f253e81dcfb92a1794201e88747ced
SHA1

2dec0071db8ebcaf7793cb395343f4081e5b978b
SHA256

b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4
SHA512

e27091113a93a7c56637c0e63bcfb56ee0d2f597f787eb088cd2288f24ff2c620c9615f65ad88bae9379dfe90d20be3befa14201060b6bf9fdbcdd355b26664f
SSDEEP

12288:hATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+E:DT+KjUdQqboyyWoK1NGqzuhx

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
3128	1480	WerFault.exe	93
3596	4568	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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.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	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE
Token: SeShutdownPrivilege	3464	Explorer.EXE
Token: SeCreatePagefilePrivilege	3464	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1480	winver.exe
4568	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4568 wrote to memory of 1480	4568	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe	93
PID 4568 wrote to memory of 1480	4568	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe	93
PID 4568 wrote to memory of 1480	4568	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe	93
PID 4568 wrote to memory of 1480	4568	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe	93
PID 1480 wrote to memory of 3464	1480	winver.exe	56
PID 4568 wrote to memory of 3464	4568	b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3464
- C:\Users\Admin\AppData\Local\Temp\b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe
  "C:\Users\Admin\AppData\Local\Temp\b5e3ab92f10c3fb666c289c9696aaeaf66d5a6f2ea1c9040bea7adbab1cf0bd4.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4568
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:1480
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1480 -s 300
      4⤵
      Program crash
      PID:3128
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4568 -s 864
    3⤵
    - Program crash
    PID:3596

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:536

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1480 -ip 1480
1⤵
PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4568 -ip 4568
1⤵
PID:4544

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/3464-8-0x0000000000A50000-0x0000000000A56000-memory.dmp

Filesize
24KB

Download
memory/3464-9-0x0000000000A50000-0x0000000000A56000-memory.dmp

Filesize
24KB

Download
memory/3464-13-0x0000000002530000-0x0000000002536000-memory.dmp

Filesize
24KB

Download
memory/4568-1-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/4568-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4568-3-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download
memory/4568-4-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4568-5-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4568-6-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/4568-10-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/4568-16-0x0000000004690000-0x0000000004CE8000-memory.dmp

Filesize
6.3MB

Download