5c631157cd222fdcb2f60390d7cc2cbe19e32e551d4a11b178fad8760a1cf734

Analysis

max time kernel
148s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-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 10 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	reg.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications	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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List	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
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile	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

Executes dropped EXE 1 IoCs

pid	Process
4700	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-1-5-21-3270530367-132075249-2153716227-1000\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
3848	reg.exe
1076	reg.exe
1544	reg.exe
2616	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	4700	WindowsUpdateService.exe
Token: SeCreateTokenPrivilege	4700	WindowsUpdateService.exe
Token: SeAssignPrimaryTokenPrivilege	4700	WindowsUpdateService.exe
Token: SeLockMemoryPrivilege	4700	WindowsUpdateService.exe
Token: SeIncreaseQuotaPrivilege	4700	WindowsUpdateService.exe
Token: SeMachineAccountPrivilege	4700	WindowsUpdateService.exe
Token: SeTcbPrivilege	4700	WindowsUpdateService.exe
Token: SeSecurityPrivilege	4700	WindowsUpdateService.exe
Token: SeTakeOwnershipPrivilege	4700	WindowsUpdateService.exe
Token: SeLoadDriverPrivilege	4700	WindowsUpdateService.exe
Token: SeSystemProfilePrivilege	4700	WindowsUpdateService.exe
Token: SeSystemtimePrivilege	4700	WindowsUpdateService.exe
Token: SeProfSingleProcessPrivilege	4700	WindowsUpdateService.exe
Token: SeIncBasePriorityPrivilege	4700	WindowsUpdateService.exe
Token: SeCreatePagefilePrivilege	4700	WindowsUpdateService.exe
Token: SeCreatePermanentPrivilege	4700	WindowsUpdateService.exe
Token: SeBackupPrivilege	4700	WindowsUpdateService.exe
Token: SeRestorePrivilege	4700	WindowsUpdateService.exe
Token: SeShutdownPrivilege	4700	WindowsUpdateService.exe
Token: SeDebugPrivilege	4700	WindowsUpdateService.exe
Token: SeAuditPrivilege	4700	WindowsUpdateService.exe
Token: SeSystemEnvironmentPrivilege	4700	WindowsUpdateService.exe
Token: SeChangeNotifyPrivilege	4700	WindowsUpdateService.exe
Token: SeRemoteShutdownPrivilege	4700	WindowsUpdateService.exe
Token: SeUndockPrivilege	4700	WindowsUpdateService.exe
Token: SeSyncAgentPrivilege	4700	WindowsUpdateService.exe
Token: SeEnableDelegationPrivilege	4700	WindowsUpdateService.exe
Token: SeManageVolumePrivilege	4700	WindowsUpdateService.exe
Token: SeImpersonatePrivilege	4700	WindowsUpdateService.exe
Token: SeCreateGlobalPrivilege	4700	WindowsUpdateService.exe
Token: 31	4700	WindowsUpdateService.exe
Token: 32	4700	WindowsUpdateService.exe
Token: 33	4700	WindowsUpdateService.exe
Token: 34	4700	WindowsUpdateService.exe
Token: 35	4700	WindowsUpdateService.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
4700	WindowsUpdateService.exe
4700	WindowsUpdateService.exe
4700	WindowsUpdateService.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 4700	1796	b698b8bafffbe7276d9a3c25a4a73bd3.exe	89
PID 1796 wrote to memory of 4700	1796	b698b8bafffbe7276d9a3c25a4a73bd3.exe	89
PID 1796 wrote to memory of 4700	1796	b698b8bafffbe7276d9a3c25a4a73bd3.exe	89
PID 4700 wrote to memory of 4392	4700	WindowsUpdateService.exe	91
PID 4700 wrote to memory of 4392	4700	WindowsUpdateService.exe	91
PID 4700 wrote to memory of 4392	4700	WindowsUpdateService.exe	91
PID 4700 wrote to memory of 2596	4700	WindowsUpdateService.exe	93
PID 4700 wrote to memory of 2596	4700	WindowsUpdateService.exe	93
PID 4700 wrote to memory of 2596	4700	WindowsUpdateService.exe	93
PID 4700 wrote to memory of 4972	4700	WindowsUpdateService.exe	94
PID 4700 wrote to memory of 4972	4700	WindowsUpdateService.exe	94
PID 4700 wrote to memory of 4972	4700	WindowsUpdateService.exe	94
PID 4700 wrote to memory of 5016	4700	WindowsUpdateService.exe	95
PID 4700 wrote to memory of 5016	4700	WindowsUpdateService.exe	95
PID 4700 wrote to memory of 5016	4700	WindowsUpdateService.exe	95
PID 2596 wrote to memory of 1076	2596	cmd.exe	100
PID 2596 wrote to memory of 1076	2596	cmd.exe	100
PID 2596 wrote to memory of 1076	2596	cmd.exe	100
PID 4392 wrote to memory of 1544	4392	cmd.exe	101
PID 4392 wrote to memory of 1544	4392	cmd.exe	101
PID 4392 wrote to memory of 1544	4392	cmd.exe	101
PID 5016 wrote to memory of 2616	5016	cmd.exe	102
PID 5016 wrote to memory of 2616	5016	cmd.exe	102
PID 5016 wrote to memory of 2616	5016	cmd.exe	102
PID 4972 wrote to memory of 3848	4972	cmd.exe	103
PID 4972 wrote to memory of 3848	4972	cmd.exe	103
PID 4972 wrote to memory of 3848	4972	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\b698b8bafffbe7276d9a3c25a4a73bd3.exe
"C:\Users\Admin\AppData\Local\Temp\b698b8bafffbe7276d9a3c25a4a73bd3.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe
  "C:\Users\Admin\AppData\Roaming\Adobe\WindowsUpdateService.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4700
- - 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:4392
  - - 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:1544
- - 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:2596
  - - 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:1076
- - 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:4972
  - - 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:3848
- - 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:5016
  - - 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:2616

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

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

Filesize
130KB

MD5
b698b8bafffbe7276d9a3c25a4a73bd3

SHA1
21e2afa4e38484eed7ec0c43d8a743cd8ca011d7

SHA256
5c631157cd222fdcb2f60390d7cc2cbe19e32e551d4a11b178fad8760a1cf734

SHA512
2b6c7572636fac7e1815778bb02e766cbc5f15a63b55f46570c87826d7c94d6397ed81b9d881ac4a5f7c5caf3253aa3fb42e4e14ceedea0edea07fe75a133c54

Download Submit
memory/1796-0-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/1796-5-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-14-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-7-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-13-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-6-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-15-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-18-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-19-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-21-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-22-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-23-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-25-0x0000000000400000-0x000000000047C000-memory.dmp

Filesize
496KB

Download
memory/4700-27-0x0000000000400000-0x000000000047C000-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