5c631157cd222fdcb2f60390d7cc2cbe19e32e551d4a11b178fad8760a1cf734

Analysis

max time kernel
150s
max time network
128s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
06-03-2024 05:15

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General

Target

b698b8bafffbe7276d9a3c25a4a73bd3.exe
Size

130KB
MD5

b698b8bafffbe7276d9a3c25a4a73bd3
SHA1

21e2afa4e38484eed7ec0c43d8a743cd8ca011d7
SHA256

5c631157cd222fdcb2f60390d7cc2cbe19e32e551d4a11b178fad8760a1cf734
SHA512

2b6c7572636fac7e1815778bb02e766cbc5f15a63b55f46570c87826d7c94d6397ed81b9d881ac4a5f7c5caf3253aa3fb42e4e14ceedea0edea07fe75a133c54
SSDEEP

3072:A5t15OFp3QKBR+wqVe93Z+0UUyuIDcR3zO0pCfqFzu:qt15OF11R+tw+0UUyuCKpQfk

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 8 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\zuperss.exe = "C:\\Users\\Admin\\AppData\\Roaming\\zuperss.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\WindowsUpdateService.exe:*:Enabled:Windows Messanger"	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe

Executes dropped EXE 1 IoCs

pid	Process
2892	WindowsUpdateService.exe

Loads dropped DLL 4 IoCs

pid	Process
2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe
2892	WindowsUpdateService.exe
2892	WindowsUpdateService.exe
2892	WindowsUpdateService.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\USER\S-1-5-21-2461186416-2307104501-1787948496-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinUpdater = "C:\\Users\\Admin\\AppData\\Roaming\\Adobe\\WindowsUpdateService.exe"	b698b8bafffbe7276d9a3c25a4a73bd3.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
2544	reg.exe
2628	reg.exe
2388	reg.exe
2580	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	2892	WindowsUpdateService.exe
Token: SeCreateTokenPrivilege	2892	WindowsUpdateService.exe
Token: SeAssignPrimaryTokenPrivilege	2892	WindowsUpdateService.exe
Token: SeLockMemoryPrivilege	2892	WindowsUpdateService.exe
Token: SeIncreaseQuotaPrivilege	2892	WindowsUpdateService.exe
Token: SeMachineAccountPrivilege	2892	WindowsUpdateService.exe
Token: SeTcbPrivilege	2892	WindowsUpdateService.exe
Token: SeSecurityPrivilege	2892	WindowsUpdateService.exe
Token: SeTakeOwnershipPrivilege	2892	WindowsUpdateService.exe
Token: SeLoadDriverPrivilege	2892	WindowsUpdateService.exe
Token: SeSystemProfilePrivilege	2892	WindowsUpdateService.exe
Token: SeSystemtimePrivilege	2892	WindowsUpdateService.exe
Token: SeProfSingleProcessPrivilege	2892	WindowsUpdateService.exe
Token: SeIncBasePriorityPrivilege	2892	WindowsUpdateService.exe
Token: SeCreatePagefilePrivilege	2892	WindowsUpdateService.exe
Token: SeCreatePermanentPrivilege	2892	WindowsUpdateService.exe
Token: SeBackupPrivilege	2892	WindowsUpdateService.exe
Token: SeRestorePrivilege	2892	WindowsUpdateService.exe
Token: SeShutdownPrivilege	2892	WindowsUpdateService.exe
Token: SeDebugPrivilege	2892	WindowsUpdateService.exe
Token: SeAuditPrivilege	2892	WindowsUpdateService.exe
Token: SeSystemEnvironmentPrivilege	2892	WindowsUpdateService.exe
Token: SeChangeNotifyPrivilege	2892	WindowsUpdateService.exe
Token: SeRemoteShutdownPrivilege	2892	WindowsUpdateService.exe
Token: SeUndockPrivilege	2892	WindowsUpdateService.exe
Token: SeSyncAgentPrivilege	2892	WindowsUpdateService.exe
Token: SeEnableDelegationPrivilege	2892	WindowsUpdateService.exe
Token: SeManageVolumePrivilege	2892	WindowsUpdateService.exe
Token: SeImpersonatePrivilege	2892	WindowsUpdateService.exe
Token: SeCreateGlobalPrivilege	2892	WindowsUpdateService.exe
Token: 31	2892	WindowsUpdateService.exe
Token: 32	2892	WindowsUpdateService.exe
Token: 33	2892	WindowsUpdateService.exe
Token: 34	2892	WindowsUpdateService.exe
Token: 35	2892	WindowsUpdateService.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2892	WindowsUpdateService.exe
2892	WindowsUpdateService.exe
2892	WindowsUpdateService.exe

Suspicious use of WriteProcessMemory 63 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2044 wrote to memory of 2892	2044	b698b8bafffbe7276d9a3c25a4a73bd3.exe	28
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2612	2892	WindowsUpdateService.exe	29
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2616	2892	WindowsUpdateService.exe	30
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2648	2892	WindowsUpdateService.exe	32
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2892 wrote to memory of 2476	2892	WindowsUpdateService.exe	34
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2612 wrote to memory of 2580	2612	cmd.exe	37
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2476 wrote to memory of 2544	2476	cmd.exe	39
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2616 wrote to memory of 2628	2616	cmd.exe	38
PID 2648 wrote to memory of 2388	2648	cmd.exe	40
PID 2648 wrote to memory of 2388	2648	cmd.exe	40
PID 2648 wrote to memory of 2388	2648	cmd.exe	40
PID 2648 wrote to memory of 2388	2648	cmd.exe	40
PID 2648 wrote to memory of 2388	2648	cmd.exe	40
PID 2648 wrote to memory of 2388	2648	cmd.exe	40
PID 2648 wrote to memory of 2388	2648	cmd.exe	40

C:\Users\Admin\AppData\Local\Temp\b698b8bafffbe7276d9a3c25a4a73bd3.exe
"C:\Users\Admin\AppData\Local\Temp\b698b8bafffbe7276d9a3c25a4a73bd3.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe
  "C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2892
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2612
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:2580
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2616
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:2628
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2648
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile /v "DoNotAllowExceptions" /t REG_DWORD /d "0" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:2388
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\zuperss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\zuperss.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2476
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\zuperss.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\zuperss.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:2544

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

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Downloads

\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe

Filesize
130KB

MD5
b698b8bafffbe7276d9a3c25a4a73bd3

SHA1
21e2afa4e38484eed7ec0c43d8a743cd8ca011d7

SHA256
5c631157cd222fdcb2f60390d7cc2cbe19e32e551d4a11b178fad8760a1cf734

SHA512
2b6c7572636fac7e1815778bb02e766cbc5f15a63b55f46570c87826d7c94d6397ed81b9d881ac4a5f7c5caf3253aa3fb42e4e14ceedea0edea07fe75a133c54

Download Submit
memory/2044-0-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2044-7-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-19-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-12-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-18-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-11-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-21-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-22-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-23-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-25-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-26-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-27-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-30-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/2892-34-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads