blackshades | a7f37e9aef6af5dd17edf53d01a25c9e581e553c6cf0beae45ebed1440d64058

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2025, 21:29

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General

Target

JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
Size

1.1MB
MD5

15583cca2a5a5313785355ac750a11c5
SHA1

a83cc5023c6dbefd3bbd737e782d169d4245b4ae
SHA256

a7f37e9aef6af5dd17edf53d01a25c9e581e553c6cf0beae45ebed1440d64058
SHA512

b89f873af5fa4070a29d994c677248d1279ee4059c35c3a78e4e941eb97afa64a6f27c8e8a5202b3589a8f9f74802b395396366177152190953d012c1b1f8f00
SSDEEP

24576:FMiOlTyua/cV7NuT/guumRfLDQcr0O62iLPeR:F1Aa/RTxBRLdQO62iLPeR

Score

10^/10

blackshades defense_evasion discovery persistence rat

Malware Config

Signatures

Blackshades
Blackshades is a remote access trojan with various capabilities.
rat blackshades
Blackshades family
blackshades

Blackshades payload 16 IoCs

resource	yara_rule
behavioral2/memory/4168-3-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-5-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-17-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-18-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-20-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-21-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-22-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-23-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-24-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-25-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-26-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-27-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-28-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-29-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-30-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral2/memory/4168-31-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades

Modifies firewall policy service 3 TTPs 10 IoCs

defense_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\AuthorizedApplications	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\List	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:\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
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\mswin32.exe = "mswin32.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

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\mswin32.exe = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	vbc.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run	vbc.exe

Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F7AF4BF2-5CD6-CABD-E6FE-DFA9C4DD5ECD}	vbc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F7AF4BF2-5CD6-CABD-E6FE-DFA9C4DD5ECD}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	vbc.exe
Key created	\REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{F7AF4BF2-5CD6-CABD-E6FE-DFA9C4DD5ECD}	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{F7AF4BF2-5CD6-CABD-E6FE-DFA9C4DD5ECD}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	vbc.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Adds Run key to start application 2 TTPs 2 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\mswin32.exe = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	vbc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3181990009-820930284-137514597-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\mswin32.exe = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	vbc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1960 set thread context of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727\MSWINSCK.OCX	vbc.exe

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	vbc.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
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	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
3952	reg.exe
3580	reg.exe
3400	reg.exe
5284	reg.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeDebugPrivilege	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
Token: 1	4168	vbc.exe
Token: SeCreateTokenPrivilege	4168	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	4168	vbc.exe
Token: SeLockMemoryPrivilege	4168	vbc.exe
Token: SeIncreaseQuotaPrivilege	4168	vbc.exe
Token: SeMachineAccountPrivilege	4168	vbc.exe
Token: SeTcbPrivilege	4168	vbc.exe
Token: SeSecurityPrivilege	4168	vbc.exe
Token: SeTakeOwnershipPrivilege	4168	vbc.exe
Token: SeLoadDriverPrivilege	4168	vbc.exe
Token: SeSystemProfilePrivilege	4168	vbc.exe
Token: SeSystemtimePrivilege	4168	vbc.exe
Token: SeProfSingleProcessPrivilege	4168	vbc.exe
Token: SeIncBasePriorityPrivilege	4168	vbc.exe
Token: SeCreatePagefilePrivilege	4168	vbc.exe
Token: SeCreatePermanentPrivilege	4168	vbc.exe
Token: SeBackupPrivilege	4168	vbc.exe
Token: SeRestorePrivilege	4168	vbc.exe
Token: SeShutdownPrivilege	4168	vbc.exe
Token: SeDebugPrivilege	4168	vbc.exe
Token: SeAuditPrivilege	4168	vbc.exe
Token: SeSystemEnvironmentPrivilege	4168	vbc.exe
Token: SeChangeNotifyPrivilege	4168	vbc.exe
Token: SeRemoteShutdownPrivilege	4168	vbc.exe
Token: SeUndockPrivilege	4168	vbc.exe
Token: SeSyncAgentPrivilege	4168	vbc.exe
Token: SeEnableDelegationPrivilege	4168	vbc.exe
Token: SeManageVolumePrivilege	4168	vbc.exe
Token: SeImpersonatePrivilege	4168	vbc.exe
Token: SeCreateGlobalPrivilege	4168	vbc.exe
Token: 31	4168	vbc.exe
Token: 32	4168	vbc.exe
Token: 33	4168	vbc.exe
Token: 34	4168	vbc.exe
Token: 35	4168	vbc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4168	vbc.exe
4168	vbc.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 1960 wrote to memory of 4168	1960	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	86
PID 4168 wrote to memory of 3456	4168	vbc.exe	88
PID 4168 wrote to memory of 3456	4168	vbc.exe	88
PID 4168 wrote to memory of 3456	4168	vbc.exe	88
PID 4168 wrote to memory of 720	4168	vbc.exe	89
PID 4168 wrote to memory of 720	4168	vbc.exe	89
PID 4168 wrote to memory of 720	4168	vbc.exe	89
PID 4168 wrote to memory of 1260	4168	vbc.exe	90
PID 4168 wrote to memory of 1260	4168	vbc.exe	90
PID 4168 wrote to memory of 1260	4168	vbc.exe	90
PID 4168 wrote to memory of 792	4168	vbc.exe	91
PID 4168 wrote to memory of 792	4168	vbc.exe	91
PID 4168 wrote to memory of 792	4168	vbc.exe	91
PID 792 wrote to memory of 3952	792	cmd.exe	96
PID 792 wrote to memory of 3952	792	cmd.exe	96
PID 792 wrote to memory of 3952	792	cmd.exe	96
PID 3456 wrote to memory of 3580	3456	cmd.exe	97
PID 3456 wrote to memory of 3580	3456	cmd.exe	97
PID 3456 wrote to memory of 3580	3456	cmd.exe	97
PID 720 wrote to memory of 3400	720	cmd.exe	98
PID 720 wrote to memory of 3400	720	cmd.exe	98
PID 720 wrote to memory of 3400	720	cmd.exe	98
PID 1260 wrote to memory of 5284	1260	cmd.exe	99
PID 1260 wrote to memory of 5284	1260	cmd.exe	99
PID 1260 wrote to memory of 5284	1260	cmd.exe	99

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1960
- 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
  - Boot or Logon Autostart Execution: Active Setup
  - Adds Run key to start application
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4168
- - 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:3456
  - - 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:3580
- - 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:720
  - - 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:3400
- - 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:1260
  - - 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:5284
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "mswin32.exe" /t REG_SZ /d "mswin32.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:792
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "mswin32.exe" /t REG_SZ /d "mswin32.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:3952

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

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

Active Setup

T1547.014

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

Replay Monitor

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Downloads

memory/1960-10-0x0000000074940000-0x0000000074EF1000-memory.dmp

Filesize
5.7MB

Download
memory/1960-1-0x0000000074940000-0x0000000074EF1000-memory.dmp

Filesize
5.7MB

Download
memory/1960-2-0x0000000074940000-0x0000000074EF1000-memory.dmp

Filesize
5.7MB

Download
memory/1960-0-0x0000000074942000-0x0000000074943000-memory.dmp

Filesize
4KB

Download
memory/4168-22-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-23-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-17-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-18-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-20-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-21-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-3-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-5-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-24-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-25-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-26-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-27-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-28-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-29-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-30-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/4168-31-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download