539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4

Analysis

max time kernel
116s
max time network
118s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13/10/2024, 11:10

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General

Target

539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe
Size

822KB
MD5

28b8a068f6f920939872671162822250
SHA1

77944f8ae243c52339c79622ce1decd0a9c9d629
SHA256

539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4
SHA512

c6ac87a610f8dedfd65c3d629929dc08ae57209e4cafbbcc6568e1ef5185e5cb96c315e058d510af1428118b3d5981ec313afbeab7b8d4d36911e2fdf61c0364
SSDEEP

12288:xOdht2EP6MCpxNU3ly8EeyR6sR40v8qL0I+cguHoEDgwWox2LWi8gPqCdaWMobBB:DM31gRFVxgurk4Wd90F8LH

Score

10^/10

discovery evasion persistence

Malware Config

Signatures

Modifies firewall policy service 3 TTPs 10 IoCs

evasion

Modify Registry

T1112

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

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

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\MG = "C:\\Users\\Admin\\AppData\\Roaming\\RSGR.exe"	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2008 set thread context of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87

System Location Discovery: System Language Discovery 1 TTPs 10 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
464	reg.exe
3596	reg.exe
3048	reg.exe
844	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	2280	vbc.exe
Token: SeCreateTokenPrivilege	2280	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	2280	vbc.exe
Token: SeLockMemoryPrivilege	2280	vbc.exe
Token: SeIncreaseQuotaPrivilege	2280	vbc.exe
Token: SeMachineAccountPrivilege	2280	vbc.exe
Token: SeTcbPrivilege	2280	vbc.exe
Token: SeSecurityPrivilege	2280	vbc.exe
Token: SeTakeOwnershipPrivilege	2280	vbc.exe
Token: SeLoadDriverPrivilege	2280	vbc.exe
Token: SeSystemProfilePrivilege	2280	vbc.exe
Token: SeSystemtimePrivilege	2280	vbc.exe
Token: SeProfSingleProcessPrivilege	2280	vbc.exe
Token: SeIncBasePriorityPrivilege	2280	vbc.exe
Token: SeCreatePagefilePrivilege	2280	vbc.exe
Token: SeCreatePermanentPrivilege	2280	vbc.exe
Token: SeBackupPrivilege	2280	vbc.exe
Token: SeRestorePrivilege	2280	vbc.exe
Token: SeShutdownPrivilege	2280	vbc.exe
Token: SeDebugPrivilege	2280	vbc.exe
Token: SeAuditPrivilege	2280	vbc.exe
Token: SeSystemEnvironmentPrivilege	2280	vbc.exe
Token: SeChangeNotifyPrivilege	2280	vbc.exe
Token: SeRemoteShutdownPrivilege	2280	vbc.exe
Token: SeUndockPrivilege	2280	vbc.exe
Token: SeSyncAgentPrivilege	2280	vbc.exe
Token: SeEnableDelegationPrivilege	2280	vbc.exe
Token: SeManageVolumePrivilege	2280	vbc.exe
Token: SeImpersonatePrivilege	2280	vbc.exe
Token: SeCreateGlobalPrivilege	2280	vbc.exe
Token: 31	2280	vbc.exe
Token: 32	2280	vbc.exe
Token: 33	2280	vbc.exe
Token: 34	2280	vbc.exe
Token: 35	2280	vbc.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2280	vbc.exe
2280	vbc.exe
2280	vbc.exe
2280	vbc.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2008 wrote to memory of 2280	2008	539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe	87
PID 2280 wrote to memory of 1456	2280	vbc.exe	89
PID 2280 wrote to memory of 1456	2280	vbc.exe	89
PID 2280 wrote to memory of 1456	2280	vbc.exe	89
PID 2280 wrote to memory of 4168	2280	vbc.exe	90
PID 2280 wrote to memory of 4168	2280	vbc.exe	90
PID 2280 wrote to memory of 4168	2280	vbc.exe	90
PID 2280 wrote to memory of 3080	2280	vbc.exe	91
PID 2280 wrote to memory of 3080	2280	vbc.exe	91
PID 2280 wrote to memory of 3080	2280	vbc.exe	91
PID 2280 wrote to memory of 5004	2280	vbc.exe	92
PID 2280 wrote to memory of 5004	2280	vbc.exe	92
PID 2280 wrote to memory of 5004	2280	vbc.exe	92
PID 1456 wrote to memory of 464	1456	cmd.exe	97
PID 1456 wrote to memory of 464	1456	cmd.exe	97
PID 1456 wrote to memory of 464	1456	cmd.exe	97
PID 4168 wrote to memory of 3596	4168	cmd.exe	98
PID 4168 wrote to memory of 3596	4168	cmd.exe	98
PID 4168 wrote to memory of 3596	4168	cmd.exe	98
PID 5004 wrote to memory of 3048	5004	cmd.exe	99
PID 5004 wrote to memory of 3048	5004	cmd.exe	99
PID 5004 wrote to memory of 3048	5004	cmd.exe	99
PID 3080 wrote to memory of 844	3080	cmd.exe	100
PID 3080 wrote to memory of 844	3080	cmd.exe	100
PID 3080 wrote to memory of 844	3080	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe
"C:\Users\Admin\AppData\Local\Temp\539061a17804854fc7cc766069d84113629d583b9c7c1a08d66e6ae1136230b4N.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2008
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2280
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1456
  - - 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
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:464
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4168
  - - 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
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:3596
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3080
  - - 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
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:844
- - 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\uncrypt.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\uncrypt.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5004
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\uncrypt.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\uncrypt.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:3048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

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

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2008-11-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/2008-1-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/2008-2-0x0000000074E90000-0x0000000075441000-memory.dmp

Filesize
5.7MB

Download
memory/2008-0-0x0000000074E92000-0x0000000074E93000-memory.dmp

Filesize
4KB

Download
memory/2280-14-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-7-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-4-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-15-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-17-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-18-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-19-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-22-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-23-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2280-26-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads