f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6

Analysis

max time kernel
112s
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
01-12-2024 02:05

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General

Target

f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe
Size

237KB
MD5

16131ba8479d3c6b269568cf2e21a1c0
SHA1

48c6c3f159fa34dd705210566caf7a242cdcbf57
SHA256

f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6
SHA512

574ea0ef332912fe7e5950a5420938f206d85454d8020d28ad0426a3d96bd89083bcb8450d4daad9e0d780dd4f4edb26c1660f9a91924dd9b8625b5737286de8
SSDEEP

6144:DA2P27yTAnKGw0hjFhSR/W1nyAJ9v0pMtRCpYQ:DATuTAnKGwUAWVycQqgj

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
3028	3164	WerFault.exe	93
2640	1340	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	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.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	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE
Token: SeShutdownPrivilege	3440	Explorer.EXE
Token: SeCreatePagefilePrivilege	3440	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
3164	winver.exe
1340	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1340 wrote to memory of 3164	1340	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe	93
PID 1340 wrote to memory of 3164	1340	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe	93
PID 1340 wrote to memory of 3164	1340	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe	93
PID 1340 wrote to memory of 3164	1340	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe	93
PID 3164 wrote to memory of 3440	3164	winver.exe	56
PID 1340 wrote to memory of 3440	1340	f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe	56

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3440
- C:\Users\Admin\AppData\Local\Temp\f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe
  "C:\Users\Admin\AppData\Local\Temp\f5eaeb28e95e085f811dfcb7c92dbf6e880a9522faa160bebfbacbe57cd3afe6N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:1340
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:3164
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 300
      4⤵
      Program crash
      PID:3028
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1340 -s 856
    3⤵
    - Program crash
    PID:2640

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:916

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 176 -p 3164 -ip 3164
1⤵
PID:3760

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 192 -p 1340 -ip 1340
1⤵
PID:1208

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/1340-1-0x00000000046D0000-0x0000000004D28000-memory.dmp

Filesize
6.3MB

Download
memory/1340-2-0x00000000044D0000-0x00000000044D1000-memory.dmp

Filesize
4KB

Download
memory/1340-3-0x00000000044D0000-0x00000000044D1000-memory.dmp

Filesize
4KB

Download
memory/1340-7-0x0000000000400000-0x000000000043F000-memory.dmp

Filesize
252KB

Download
memory/1340-13-0x00000000046D0000-0x0000000004D28000-memory.dmp

Filesize
6.3MB

Download
memory/3440-5-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/3440-6-0x00000000007A0000-0x00000000007A6000-memory.dmp

Filesize
24KB

Download
memory/3440-10-0x00000000007E0000-0x00000000007E6000-memory.dmp

Filesize
24KB

Download