693e6137a430216547cb4c9de851159cbbfcadd85aa3d84719094ef227a02ad1

Analysis

max time kernel
149s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240419-en
resource tags

arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
submitted
08/05/2024, 12:37

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe
Size 225KB
Sample240508-ptjemach4v
SHA256 693e6137a430216547cb4c9de851159cbbfcadd85aa3d84719094ef227a02ad1
MD5 b028274a830e30c9e1b7f6951b0f0670
SHA1 ba67ff6627b1b43f27f2f7e9b639e947412ed082
SHA512 b27769b9f8f94696e84b056bb02f6108e7541d4779e2ca8f3decf978c594e8efc72c36368832cf8e0e4bbf09c75475944d582f4f57fd241c10134f58b5c4c886
SSDEEP 6144:TA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:TATuTAnKGwUAW3ycQqgf
MD5 SHA1 SHA512 SSDEEP

Score

3^/10

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
220	5076	WerFault.exe	100
4540	320	WerFault.exe	84

Modifies data under HKEY_USERS 1 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@%SystemRoot%\system32\hnetcfgclient.dll,-201 = "HNetCfg Client"	svchost.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe
320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE
Token: SeShutdownPrivilege	3508	Explorer.EXE
Token: SeCreatePagefilePrivilege	3508	Explorer.EXE

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
5076	winver.exe
320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe

Suspicious use of UnmapMainImage 1 IoCs

pid	Process
3508	Explorer.EXE

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 320 wrote to memory of 5076	320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	100
PID 320 wrote to memory of 5076	320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	100
PID 320 wrote to memory of 5076	320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	100
PID 320 wrote to memory of 5076	320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	100
PID 5076 wrote to memory of 3508	5076	winver.exe	56
PID 320 wrote to memory of 3508	320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	56
PID 320 wrote to memory of 2680	320	b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe	46

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2680

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3508
- C:\Users\Admin\AppData\Local\Temp\b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe
  "C:\Users\Admin\AppData\Local\Temp\b028274a830e30c9e1b7f6951b0f0670_NEIKI.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  PID:320
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:5076
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 316
      4⤵
      Program crash
      PID:220
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 320 -s 976
    3⤵
    - Program crash
    PID:4540

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k LocalSystemNetworkRestricted -p -s Netman
1⤵
- Modifies data under HKEY_USERS
PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 5076 -ip 5076
1⤵
PID:4416

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 320 -ip 320
1⤵
PID:4336

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/320-1-0x00000000047C0000-0x0000000004E18000-memory.dmp

Download

memory/320-2-0x0000000003E80000-0x0000000003E81000-memory.dmp

Download

memory/320-6-0x0000000000400000-0x000000000043C000-memory.dmp

Download

memory/320-12-0x00000000058D0000-0x00000000062D0000-memory.dmp

Download

memory/320-14-0x00000000058D0000-0x00000000062D0000-memory.dmp

Download

memory/320-18-0x00000000047C0000-0x0000000004E18000-memory.dmp

Download

memory/2680-13-0x0000000000C30000-0x0000000000C36000-memory.dmp

Download

memory/2680-19-0x0000000000C30000-0x0000000000C36000-memory.dmp

Download

memory/3508-4-0x00000000006D0000-0x00000000006D6000-memory.dmp

Download

memory/3508-5-0x00000000006D0000-0x00000000006D6000-memory.dmp

Download

memory/3508-11-0x00000000006E0000-0x00000000006E6000-memory.dmp

Download