f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6

Analysis

max time kernel
110s
max time network
100s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2025 19:49

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General

Target

f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe
Size

225KB
MD5

2fbae777e4f67aa2e0f57ce06ad8b8f0
SHA1

2ee9688003be5b6f99cc887868a625382c77a130
SHA256

f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6
SHA512

07b564f15b80b38bc79ee5ad4d3039cdfd7e5a86008857f4c70a71623ec415482d39a2513fb116e4614cd22c004d6bc329dfd3e5c54d3ce51909ea40af8c1879
SSDEEP

6144:PA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:PATuTAnKGwUAW3ycQqgf

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
4628	2900	WerFault.exe	93
3420	3964	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	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.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	3392	Explorer.EXE
Token: SeCreatePagefilePrivilege	3392	Explorer.EXE
Token: SeShutdownPrivilege	3392	Explorer.EXE
Token: SeCreatePagefilePrivilege	3392	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2900	winver.exe
3964	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 2900	3964	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe	93
PID 3964 wrote to memory of 2900	3964	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe	93
PID 3964 wrote to memory of 2900	3964	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe	93
PID 3964 wrote to memory of 2900	3964	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe	93
PID 2900 wrote to memory of 3392	2900	winver.exe	56
PID 3964 wrote to memory of 3392	3964	f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3392
- C:\Users\Admin\AppData\Local\Temp\f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe
  "C:\Users\Admin\AppData\Local\Temp\f5f5a2053f61bd483adb0d6fae135a07a1a07582c837d84b4805b9fe04338fd6N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:3964
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2900
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2900 -s 300
      4⤵
      Program crash
      PID:4628
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3964 -s 760
    3⤵
    - Program crash
    PID:3420

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:2636

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2900 -ip 2900
1⤵
PID:2208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 3964 -ip 3964
1⤵
PID:936

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/3392-5-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download
memory/3392-6-0x0000000001470000-0x0000000001476000-memory.dmp

Filesize
24KB

Download
memory/3392-10-0x00000000014B0000-0x00000000014B6000-memory.dmp

Filesize
24KB

Download
memory/3964-1-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/3964-2-0x00000000044E0000-0x00000000044E1000-memory.dmp

Filesize
4KB

Download
memory/3964-3-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download
memory/3964-7-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/3964-13-0x0000000004610000-0x0000000004C68000-memory.dmp

Filesize
6.3MB

Download