c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2

Analysis

max time kernel
150s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
02/10/2022, 12:18

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General

Target

c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe
Size

919KB
MD5

6d792505b6b7980b652a509777b505e0
SHA1

d8fea0a551fd22481d2ff13c09f11839888d9021
SHA256

c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2
SHA512

db853701f0255eaf1f878a2d2b88ea49f9a89cfe3081850ee17a732c0791e4c861b17e121b6712a12eae910987db468f8db616a4e46e5294ee9a2b241501e464
SSDEEP

12288:425fvy2PJN6Kw8rzBtOrJG+n8kMNIPhBZfkBYdMyjqNbJNMjE1RjfjOakulXobFa:4JG+8kjZjeNbJCCVX2Q2p

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies firewall policy service 2 TTPs 10 IoCs

evasion

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe = "C:\\Windows\\Microsoft.NET\\Framework\\v2.0.50727\\vbc.exe:*:Enabled:Windows Messanger"	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
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\DSC00103.exe = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00103.exe:*:Enabled:Windows Messanger"	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
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

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\Java = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00103.exe"	vbc.exe

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{EE6BE4AB-DDDF-E146-83CF-38C6AF6E8DFE}	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{EE6BE4AB-DDDF-E146-83CF-38C6AF6E8DFE}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00103.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{EE6BE4AB-DDDF-E146-83CF-38C6AF6E8DFE}	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{EE6BE4AB-DDDF-E146-83CF-38C6AF6E8DFE}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00103.exe"	vbc.exe

Uses the VBS compiler for execution 1 TTPs

Scripting
T1064

Adds Run key to start application 2 TTPs 5 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00121.exe"	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Java = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00103.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java = "C:\\Users\\Admin\\AppData\\Roaming\\DSC00103.exe"	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4768 set thread context of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
312	reg.exe
4268	reg.exe
4100	reg.exe
3860	reg.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: 1	3668	vbc.exe
Token: SeCreateTokenPrivilege	3668	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	3668	vbc.exe
Token: SeLockMemoryPrivilege	3668	vbc.exe
Token: SeIncreaseQuotaPrivilege	3668	vbc.exe
Token: SeMachineAccountPrivilege	3668	vbc.exe
Token: SeTcbPrivilege	3668	vbc.exe
Token: SeSecurityPrivilege	3668	vbc.exe
Token: SeTakeOwnershipPrivilege	3668	vbc.exe
Token: SeLoadDriverPrivilege	3668	vbc.exe
Token: SeSystemProfilePrivilege	3668	vbc.exe
Token: SeSystemtimePrivilege	3668	vbc.exe
Token: SeProfSingleProcessPrivilege	3668	vbc.exe
Token: SeIncBasePriorityPrivilege	3668	vbc.exe
Token: SeCreatePagefilePrivilege	3668	vbc.exe
Token: SeCreatePermanentPrivilege	3668	vbc.exe
Token: SeBackupPrivilege	3668	vbc.exe
Token: SeRestorePrivilege	3668	vbc.exe
Token: SeShutdownPrivilege	3668	vbc.exe
Token: SeDebugPrivilege	3668	vbc.exe
Token: SeAuditPrivilege	3668	vbc.exe
Token: SeSystemEnvironmentPrivilege	3668	vbc.exe
Token: SeChangeNotifyPrivilege	3668	vbc.exe
Token: SeRemoteShutdownPrivilege	3668	vbc.exe
Token: SeUndockPrivilege	3668	vbc.exe
Token: SeSyncAgentPrivilege	3668	vbc.exe
Token: SeEnableDelegationPrivilege	3668	vbc.exe
Token: SeManageVolumePrivilege	3668	vbc.exe
Token: SeImpersonatePrivilege	3668	vbc.exe
Token: SeCreateGlobalPrivilege	3668	vbc.exe
Token: 31	3668	vbc.exe
Token: 32	3668	vbc.exe
Token: 33	3668	vbc.exe
Token: 34	3668	vbc.exe
Token: 35	3668	vbc.exe
Token: SeDebugPrivilege	3668	vbc.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3668	vbc.exe
3668	vbc.exe
3668	vbc.exe
3668	vbc.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 4768 wrote to memory of 3668	4768	c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe	86
PID 3668 wrote to memory of 1944	3668	vbc.exe	87
PID 3668 wrote to memory of 1944	3668	vbc.exe	87
PID 3668 wrote to memory of 1944	3668	vbc.exe	87
PID 3668 wrote to memory of 3692	3668	vbc.exe	88
PID 3668 wrote to memory of 3692	3668	vbc.exe	88
PID 3668 wrote to memory of 3692	3668	vbc.exe	88
PID 3668 wrote to memory of 1176	3668	vbc.exe	90
PID 3668 wrote to memory of 1176	3668	vbc.exe	90
PID 3668 wrote to memory of 1176	3668	vbc.exe	90
PID 3668 wrote to memory of 100	3668	vbc.exe	91
PID 3668 wrote to memory of 100	3668	vbc.exe	91
PID 3668 wrote to memory of 100	3668	vbc.exe	91
PID 1944 wrote to memory of 3860	1944	cmd.exe	95
PID 1944 wrote to memory of 3860	1944	cmd.exe	95
PID 1944 wrote to memory of 3860	1944	cmd.exe	95
PID 1176 wrote to memory of 312	1176	cmd.exe	96
PID 1176 wrote to memory of 312	1176	cmd.exe	96
PID 1176 wrote to memory of 312	1176	cmd.exe	96
PID 100 wrote to memory of 4268	100	cmd.exe	97
PID 100 wrote to memory of 4268	100	cmd.exe	97
PID 100 wrote to memory of 4268	100	cmd.exe	97
PID 3692 wrote to memory of 4100	3692	cmd.exe	98
PID 3692 wrote to memory of 4100	3692	cmd.exe	98
PID 3692 wrote to memory of 4100	3692	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe
"C:\Users\Admin\AppData\Local\Temp\c8d68ca4d2fa91450f9137f71d5d52668af850060614a066f7ae0d95444c45d2.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4768
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Adds policy Run key to start application
  - Modifies Installed Components in the registry
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3668
- - 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:1944
  - - 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:3860
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3692
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /t REG_SZ /d "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:4100
- - 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:1176
  - - 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:312
- - 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\DSC00103.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\DSC00103.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:100
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\DSC00103.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\DSC00103.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      Modifies registry key
      PID:4268

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scripting

T1064

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Scripting

T1064

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3668-134-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/3668-149-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/3668-140-0x0000000000400000-0x0000000000491000-memory.dmp

Filesize
580KB

Download
memory/4768-132-0x00000000752A0000-0x0000000075851000-memory.dmp

Filesize
5.7MB

Download
memory/4768-137-0x00000000752A0000-0x0000000075851000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads