229b74af3f086833ab78e8a16131768266ef520f8dc81cca2c833c767c00062c

Analysis

max time kernel
118s
max time network
106s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
14/08/2024, 13:30

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General

Target

7426103b5bbf8593724a8f21451d62a0N.exe
Size

225KB
MD5

7426103b5bbf8593724a8f21451d62a0
SHA1

e3addfe0b36b49b05efc85ed1f4930f7f4caaaba
SHA256

229b74af3f086833ab78e8a16131768266ef520f8dc81cca2c833c767c00062c
SHA512

19da406c35285eac13d6ce62a8f2fe4681dd5916a86ff262c84206d383e344c23ca8adf80938a7e0c5e792351c3d2f834ee0be41976453cf9b84e0b531f1e743
SSDEEP

6144:9A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:9ATuTAnKGwUAW3ycQqgf

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
372	4844	WerFault.exe	99
3116	3508	WerFault.exe	83

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	7426103b5bbf8593724a8f21451d62a0N.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
3508	7426103b5bbf8593724a8f21451d62a0N.exe
3508	7426103b5bbf8593724a8f21451d62a0N.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE
Token: SeShutdownPrivilege	3444	Explorer.EXE
Token: SeCreatePagefilePrivilege	3444	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
4844	winver.exe
3508	7426103b5bbf8593724a8f21451d62a0N.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3444	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3508 wrote to memory of 4844	3508	7426103b5bbf8593724a8f21451d62a0N.exe	99
PID 3508 wrote to memory of 4844	3508	7426103b5bbf8593724a8f21451d62a0N.exe	99
PID 3508 wrote to memory of 4844	3508	7426103b5bbf8593724a8f21451d62a0N.exe	99
PID 3508 wrote to memory of 4844	3508	7426103b5bbf8593724a8f21451d62a0N.exe	99
PID 4844 wrote to memory of 3444	4844	winver.exe	55
PID 3508 wrote to memory of 3444	3508	7426103b5bbf8593724a8f21451d62a0N.exe	55
PID 3508 wrote to memory of 2580	3508	7426103b5bbf8593724a8f21451d62a0N.exe	44

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2580

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3444
- C:\Users\Admin\AppData\Local\Temp\7426103b5bbf8593724a8f21451d62a0N.exe
  "C:\Users\Admin\AppData\Local\Temp\7426103b5bbf8593724a8f21451d62a0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3508
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4844
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4844 -s 300
      4⤵
      Program crash
      PID:372
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3508 -s 960
    3⤵
    - Program crash
    PID:3116

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4844 -ip 4844
1⤵
PID:3004

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3508 -ip 3508
1⤵
PID:4304

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/2580-22-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/2580-16-0x0000000000C00000-0x0000000000C06000-memory.dmp

Filesize
24KB

Download
memory/3444-7-0x0000000002B70000-0x0000000002B76000-memory.dmp

Filesize
24KB

Download
memory/3444-14-0x0000000002BB0000-0x0000000002BB6000-memory.dmp

Filesize
24KB

Download
memory/3444-8-0x0000000002B70000-0x0000000002B76000-memory.dmp

Filesize
24KB

Download
memory/3508-4-0x00000000045E0000-0x00000000045E1000-memory.dmp

Filesize
4KB

Download
memory/3508-5-0x00000000045E0000-0x00000000045E1000-memory.dmp

Filesize
4KB

Download
memory/3508-9-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3508-1-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/3508-13-0x00000000058F0000-0x00000000062F0000-memory.dmp

Filesize
10.0MB

Download
memory/3508-3-0x00000000045E0000-0x00000000045E1000-memory.dmp

Filesize
4KB

Download
memory/3508-17-0x00000000058F0000-0x00000000062F0000-memory.dmp

Filesize
10.0MB

Download
memory/3508-21-0x00000000046E0000-0x0000000004D38000-memory.dmp

Filesize
6.3MB

Download
memory/3508-2-0x00000000045E0000-0x00000000045E1000-memory.dmp

Filesize
4KB

Download