911e57ad6cf26570864665f417d0dc626f1e0b26ffe1db4e9fe60e27793dfc17

Analysis

max time kernel
118s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
07/09/2024, 17:04

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General

Target

92a971822ca29abc50c79b8e451f1e60N.exe
Size

237KB
MD5

92a971822ca29abc50c79b8e451f1e60
SHA1

57534d96f10be9f1ba9bc839eef724bf3dafe6af
SHA256

911e57ad6cf26570864665f417d0dc626f1e0b26ffe1db4e9fe60e27793dfc17
SHA512

6e976823658b7c16c8c2166aeb8b21523097727f4a930853a43485d461752f7625f8d7a15eed03affbd50fbf483474782fe77ff3bac9909e0fb0152851985e6a
SSDEEP

6144:xA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:xATuTAnKGwUAWVycQqgj

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
4716	5072	WerFault.exe	98
4240	460	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	92a971822ca29abc50c79b8e451f1e60N.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 behavior: EnumeratesProcesses 2 IoCs

pid	Process
460	92a971822ca29abc50c79b8e451f1e60N.exe
460	92a971822ca29abc50c79b8e451f1e60N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE
Token: SeShutdownPrivilege	3424	Explorer.EXE
Token: SeCreatePagefilePrivilege	3424	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5072	winver.exe
460	92a971822ca29abc50c79b8e451f1e60N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3424	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 460 wrote to memory of 5072	460	92a971822ca29abc50c79b8e451f1e60N.exe	98
PID 460 wrote to memory of 5072	460	92a971822ca29abc50c79b8e451f1e60N.exe	98
PID 460 wrote to memory of 5072	460	92a971822ca29abc50c79b8e451f1e60N.exe	98
PID 460 wrote to memory of 5072	460	92a971822ca29abc50c79b8e451f1e60N.exe	98
PID 5072 wrote to memory of 3424	5072	winver.exe	56
PID 460 wrote to memory of 3424	460	92a971822ca29abc50c79b8e451f1e60N.exe	56
PID 460 wrote to memory of 2608	460	92a971822ca29abc50c79b8e451f1e60N.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2608

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3424
- C:\Users\Admin\AppData\Local\Temp\92a971822ca29abc50c79b8e451f1e60N.exe
  "C:\Users\Admin\AppData\Local\Temp\92a971822ca29abc50c79b8e451f1e60N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:460
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:5072
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5072 -s 300
      4⤵
      Program crash
      PID:4716
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 460 -s 856
    3⤵
    - Program crash
    PID:4240

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2072

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 5072 -ip 5072
1⤵
PID:2984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 460 -ip 460
1⤵
PID:4100

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/460-1-0x0000000004530000-0x0000000004B88000-memory.dmp

Filesize
6.3MB

Download
memory/460-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/460-6-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/460-10-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/460-14-0x0000000005A80000-0x0000000006480000-memory.dmp

Filesize
10.0MB

Download
memory/460-18-0x0000000004530000-0x0000000004B88000-memory.dmp

Filesize
6.3MB

Download
memory/2608-13-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/2608-19-0x0000000000890000-0x0000000000896000-memory.dmp

Filesize
24KB

Download
memory/3424-4-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/3424-5-0x0000000000EF0000-0x0000000000EF6000-memory.dmp

Filesize
24KB

Download
memory/3424-11-0x00000000010A0000-0x00000000010A6000-memory.dmp

Filesize
24KB

Download