5bfc6e6261495a8e4a968fc0170181b723e3647d7e43e6ba74e3572bd7f76f1c

Analysis

max time kernel
151s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31/12/2023, 00:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

20f23133004922fdeccdf1b9a4f69ed5.exe
Size

1.4MB
MD5

20f23133004922fdeccdf1b9a4f69ed5
SHA1

fdb6b6859e8b13fcee4053a0f4d28b6aebe72e2a
SHA256

5bfc6e6261495a8e4a968fc0170181b723e3647d7e43e6ba74e3572bd7f76f1c
SHA512

90ba71d5c5e8455f06a79222468de82712c1e752b3a6925f18aae49d6a71f3d8a1fd3b0ad0c9d564ec8597c634da541e8dd8950e33c63590bec0772e0a5b025c
SSDEEP

3072:8MBwCbm8zxdAgDADIgBnsTaNkayQ9BKJR:8MB/m8zDAFIuk

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies security service 2 TTPs 2 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wuauserv\Start = "4"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\wscsvc\Start = "4"	reg.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Universal System = "C:\\Users\\Admin\\AppData\\Local\\Temp\\20f23133004922fdeccdf1b9a4f69ed5.exe"	20f23133004922fdeccdf1b9a4f69ed5.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\upjus.dll	20f23133004922fdeccdf1b9a4f69ed5.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key deleted	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Toolbar	20f23133004922fdeccdf1b9a4f69ed5.exe
Key created	\REGISTRY\USER\S-1-5-21-2444714103-3190537498-3629098939-1000\Software\Microsoft\Internet Explorer\Main	20f23133004922fdeccdf1b9a4f69ed5.exe

Runs net.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2312	20f23133004922fdeccdf1b9a4f69ed5.exe
2312	20f23133004922fdeccdf1b9a4f69ed5.exe
2312	20f23133004922fdeccdf1b9a4f69ed5.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 2312 wrote to memory of 2712	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	28
PID 2312 wrote to memory of 2712	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	28
PID 2312 wrote to memory of 2712	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	28
PID 2312 wrote to memory of 2712	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	28
PID 2312 wrote to memory of 2700	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	29
PID 2312 wrote to memory of 2700	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	29
PID 2312 wrote to memory of 2700	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	29
PID 2312 wrote to memory of 2700	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	29
PID 2312 wrote to memory of 2280	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	31
PID 2312 wrote to memory of 2280	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	31
PID 2312 wrote to memory of 2280	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	31
PID 2312 wrote to memory of 2280	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	31
PID 2312 wrote to memory of 2780	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	33
PID 2312 wrote to memory of 2780	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	33
PID 2312 wrote to memory of 2780	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	33
PID 2312 wrote to memory of 2780	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	33
PID 2312 wrote to memory of 2868	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	35
PID 2312 wrote to memory of 2868	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	35
PID 2312 wrote to memory of 2868	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	35
PID 2312 wrote to memory of 2868	2312	20f23133004922fdeccdf1b9a4f69ed5.exe	35
PID 2700 wrote to memory of 2796	2700	cmd.exe	40
PID 2700 wrote to memory of 2796	2700	cmd.exe	40
PID 2700 wrote to memory of 2796	2700	cmd.exe	40
PID 2700 wrote to memory of 2796	2700	cmd.exe	40
PID 2712 wrote to memory of 2940	2712	cmd.exe	38
PID 2712 wrote to memory of 2940	2712	cmd.exe	38
PID 2712 wrote to memory of 2940	2712	cmd.exe	38
PID 2712 wrote to memory of 2940	2712	cmd.exe	38
PID 2780 wrote to memory of 2844	2780	cmd.exe	39
PID 2780 wrote to memory of 2844	2780	cmd.exe	39
PID 2780 wrote to memory of 2844	2780	cmd.exe	39
PID 2780 wrote to memory of 2844	2780	cmd.exe	39
PID 2868 wrote to memory of 2824	2868	cmd.exe	41
PID 2868 wrote to memory of 2824	2868	cmd.exe	41
PID 2868 wrote to memory of 2824	2868	cmd.exe	41
PID 2868 wrote to memory of 2824	2868	cmd.exe	41
PID 2940 wrote to memory of 2600	2940	net.exe	43
PID 2940 wrote to memory of 2600	2940	net.exe	43
PID 2940 wrote to memory of 2600	2940	net.exe	43
PID 2940 wrote to memory of 2600	2940	net.exe	43
PID 2796 wrote to memory of 2792	2796	net.exe	42
PID 2796 wrote to memory of 2792	2796	net.exe	42
PID 2796 wrote to memory of 2792	2796	net.exe	42
PID 2796 wrote to memory of 2792	2796	net.exe	42

C:\Users\Admin\AppData\Local\Temp\20f23133004922fdeccdf1b9a4f69ed5.exe
"C:\Users\Admin\AppData\Local\Temp\20f23133004922fdeccdf1b9a4f69ed5.exe"
1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2312
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c net stop "Security Center"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2712
- - C:\Windows\SysWOW64\net.exe
    net stop "Security Center"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2940
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop "Security Center"
      4⤵
      PID:2600
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c net stop SharedAccess
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2700
- - C:\Windows\SysWOW64\net.exe
    net stop SharedAccess
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 stop SharedAccess
      4⤵
      PID:2792
- C:\Windows\SysWOW64\reg.exe
  reg add "HKLM\SYSTEM\CurrentControlSet\Services\SharedAccess" /v Start /t REG_DWORD /d 0x4 /f
  2⤵
  PID:2280
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c reg add "HKLM\SYSTEM\CurrentControlSet\Services\wuauserv" /v Start /t REG_DWORD /d 0x4 /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2780
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKLM\SYSTEM\CurrentControlSet\Services\wuauserv" /v Start /t REG_DWORD /d 0x4 /f
    3⤵
    - Modifies security service
    PID:2844
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c reg add "HKLM\SYSTEM\CurrentControlSet\Services\wscsvc" /v Start /t REG_DWORD /d 0x4 /f
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2868
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKLM\SYSTEM\CurrentControlSet\Services\wscsvc" /v Start /t REG_DWORD /d 0x4 /f
    3⤵
    - Modifies security service
    PID:2824

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/2312-0-0x0000000000400000-0x0000000000573000-memory.dmp

Filesize
1.4MB

Download
memory/2312-4-0x00000000039A0000-0x0000000004A02000-memory.dmp

Filesize
16.4MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads