blackshades | 85a8ab1242a0812679c9e629cb5aa1af1c2b79303172ecbc7a01402ac1d5c3ae

Analysis

max time kernel
149s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
01/03/2025, 15:27

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General

Target

JaffaCakes118_39d6db34972555a538f315161287d041.exe
Size

758KB
MD5

39d6db34972555a538f315161287d041
SHA1

8a1c26cfeaa611bce5afc8f311ec2d44c649d6b6
SHA256

85a8ab1242a0812679c9e629cb5aa1af1c2b79303172ecbc7a01402ac1d5c3ae
SHA512

e4c9dd8894cc676574e3a935313c17eba83d0536901857e33ccc2fe5dcc9b37d9d393a7078a11574634d0db543081384b22df858f9b7ab2b2aa9fcd9bf91c00a
SSDEEP

12288:/9aM9BN8hOYbbCBrXXRYOjcJ6+hi6GM2JXiuIgDFyjn8BpsQTKI2dh3r:/9aMudP4rXCbZYM7gogHssKI2dh3

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 17 IoCs

resource	yara_rule
behavioral2/memory/1740-4-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-6-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-14-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-15-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-16-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-20-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-24-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-27-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-30-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-34-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-37-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-40-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-43-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-47-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-50-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-57-0x0000000000400000-0x000000000046E000-memory.dmp	family_blackshades
behavioral2/memory/1740-60-0x0000000000400000-0x000000000046E000-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	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:\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\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:\Users\Admin\AppData\Roaming\WinX.exe = "C:\\Users\\Admin\\AppData\\Roaming\\WinX.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

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-1-5-21-1874072718-2205492803-118941907-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Java = "C:\\Users\\Admin\\AppData\\Roaming\\Java\\Java\\8.4.3.7\\Java.exe"	JaffaCakes118_39d6db34972555a538f315161287d041.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2000 set thread context of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90

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	JaffaCakes118_39d6db34972555a538f315161287d041.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	reg.exe
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

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
2092	reg.exe
2616	reg.exe
1916	reg.exe
1856	reg.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: 1	1740	vbc.exe
Token: SeCreateTokenPrivilege	1740	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	1740	vbc.exe
Token: SeLockMemoryPrivilege	1740	vbc.exe
Token: SeIncreaseQuotaPrivilege	1740	vbc.exe
Token: SeMachineAccountPrivilege	1740	vbc.exe
Token: SeTcbPrivilege	1740	vbc.exe
Token: SeSecurityPrivilege	1740	vbc.exe
Token: SeTakeOwnershipPrivilege	1740	vbc.exe
Token: SeLoadDriverPrivilege	1740	vbc.exe
Token: SeSystemProfilePrivilege	1740	vbc.exe
Token: SeSystemtimePrivilege	1740	vbc.exe
Token: SeProfSingleProcessPrivilege	1740	vbc.exe
Token: SeIncBasePriorityPrivilege	1740	vbc.exe
Token: SeCreatePagefilePrivilege	1740	vbc.exe
Token: SeCreatePermanentPrivilege	1740	vbc.exe
Token: SeBackupPrivilege	1740	vbc.exe
Token: SeRestorePrivilege	1740	vbc.exe
Token: SeShutdownPrivilege	1740	vbc.exe
Token: SeDebugPrivilege	1740	vbc.exe
Token: SeAuditPrivilege	1740	vbc.exe
Token: SeSystemEnvironmentPrivilege	1740	vbc.exe
Token: SeChangeNotifyPrivilege	1740	vbc.exe
Token: SeRemoteShutdownPrivilege	1740	vbc.exe
Token: SeUndockPrivilege	1740	vbc.exe
Token: SeSyncAgentPrivilege	1740	vbc.exe
Token: SeEnableDelegationPrivilege	1740	vbc.exe
Token: SeManageVolumePrivilege	1740	vbc.exe
Token: SeImpersonatePrivilege	1740	vbc.exe
Token: SeCreateGlobalPrivilege	1740	vbc.exe
Token: 31	1740	vbc.exe
Token: 32	1740	vbc.exe
Token: 33	1740	vbc.exe
Token: 34	1740	vbc.exe
Token: 35	1740	vbc.exe
Token: SeDebugPrivilege	1740	vbc.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1740	vbc.exe
1740	vbc.exe
1740	vbc.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 2000 wrote to memory of 1740	2000	JaffaCakes118_39d6db34972555a538f315161287d041.exe	90
PID 1740 wrote to memory of 2596	1740	vbc.exe	91
PID 1740 wrote to memory of 2596	1740	vbc.exe	91
PID 1740 wrote to memory of 2596	1740	vbc.exe	91
PID 1740 wrote to memory of 2824	1740	vbc.exe	92
PID 1740 wrote to memory of 2824	1740	vbc.exe	92
PID 1740 wrote to memory of 2824	1740	vbc.exe	92
PID 1740 wrote to memory of 2364	1740	vbc.exe	94
PID 1740 wrote to memory of 2364	1740	vbc.exe	94
PID 1740 wrote to memory of 2364	1740	vbc.exe	94
PID 1740 wrote to memory of 924	1740	vbc.exe	95
PID 1740 wrote to memory of 924	1740	vbc.exe	95
PID 1740 wrote to memory of 924	1740	vbc.exe	95
PID 2364 wrote to memory of 2092	2364	cmd.exe	99
PID 2364 wrote to memory of 2092	2364	cmd.exe	99
PID 2364 wrote to memory of 2092	2364	cmd.exe	99
PID 924 wrote to memory of 2616	924	cmd.exe	100
PID 924 wrote to memory of 2616	924	cmd.exe	100
PID 924 wrote to memory of 2616	924	cmd.exe	100
PID 2596 wrote to memory of 1916	2596	cmd.exe	101
PID 2596 wrote to memory of 1916	2596	cmd.exe	101
PID 2596 wrote to memory of 1916	2596	cmd.exe	101
PID 2824 wrote to memory of 1856	2824	cmd.exe	102
PID 2824 wrote to memory of 1856	2824	cmd.exe	102
PID 2824 wrote to memory of 1856	2824	cmd.exe	102

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39d6db34972555a538f315161287d041.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_39d6db34972555a538f315161287d041.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2000
- 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:1740
- - 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:2596
  - - 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:1916
- - 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:2824
  - - 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:1856
- - 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:2364
  - - 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:2092
- - 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\WinX.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinX.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:924
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\WinX.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\WinX.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:2616

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/1740-40-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-27-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-60-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-4-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-6-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-57-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-14-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-15-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-16-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-20-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-50-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-30-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-24-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-34-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-37-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-47-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/1740-43-0x0000000000400000-0x000000000046E000-memory.dmp

Filesize
440KB

Download
memory/2000-0-0x0000000075012000-0x0000000075013000-memory.dmp

Filesize
4KB

Download
memory/2000-1-0x0000000075010000-0x00000000755C1000-memory.dmp

Filesize
5.7MB

Download
memory/2000-10-0x0000000075010000-0x00000000755C1000-memory.dmp

Filesize
5.7MB

Download
memory/2000-2-0x0000000075010000-0x00000000755C1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads