b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b

Analysis

max time kernel
109s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10-12-2024 18:08

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General

Target

b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe
Size

237KB
MD5

354880e9569fb8583d2fbfa28639f9d1
SHA1

fdd3dd70be178d82145da661ea68fabd29240817
SHA256

b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b
SHA512

f8e3b3b4bed990b86747bd7fd5da491b2d68d70cf51a72fef258d9be55efec086890183a85d90874815601a30dcc7e6e2d7561af0bb5c85d42819d0dad927085
SSDEEP

6144:zA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYA:zATuTAnKGwUAWVycQqgB

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
2436	2192	WerFault.exe	101
1036	4452	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	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.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	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE
Token: SeShutdownPrivilege	3488	Explorer.EXE
Token: SeCreatePagefilePrivilege	3488	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2192	winver.exe
4452	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4452 wrote to memory of 2192	4452	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	101
PID 4452 wrote to memory of 2192	4452	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	101
PID 4452 wrote to memory of 2192	4452	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	101
PID 4452 wrote to memory of 2192	4452	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	101
PID 2192 wrote to memory of 3488	2192	winver.exe	56
PID 4452 wrote to memory of 3488	4452	b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3488
- C:\Users\Admin\AppData\Local\Temp\b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe
  "C:\Users\Admin\AppData\Local\Temp\b6857b292f58fa24ceb2ab3cd7de4a3041e1a92139b2c6e5d7dc3386388ce04b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:4452
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2192
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 300
      4⤵
      Program crash
      PID:2436
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4452 -s 876
    3⤵
    - Program crash
    PID:1036

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:968

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2192 -ip 2192
1⤵
PID:4960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4452 -ip 4452
1⤵
PID:400

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/3488-6-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3488-7-0x00000000008C0000-0x00000000008C6000-memory.dmp

Filesize
24KB

Download
memory/3488-11-0x00000000008D0000-0x00000000008D6000-memory.dmp

Filesize
24KB

Download
memory/4452-1-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/4452-2-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/4452-3-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download
memory/4452-4-0x00000000044F0000-0x00000000044F1000-memory.dmp

Filesize
4KB

Download
memory/4452-8-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/4452-14-0x0000000004670000-0x0000000004CC8000-memory.dmp

Filesize
6.3MB

Download