blackshades | f76eb5b7d641e6f40c283b973f9615582851622cc445afdb25dc51c72fe88ea2

Analysis

max time kernel
148s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/02/2025, 01:24

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General

Target

JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
Size

1.5MB
MD5

29d2b2f848f7c8c421e5e8eb16d20c20
SHA1

8b8ff048ae2ad1f5509ee6af48a1e4c7b73bedb0
SHA256

f76eb5b7d641e6f40c283b973f9615582851622cc445afdb25dc51c72fe88ea2
SHA512

a22af109f7242b70a4e6acc77a170c681c1aa3104e85a1265ab4000a0abe27ce651ccd7566f19dc486fb1cd3da7ed5b64b7178c3be0881054a3e11ee8a13c18e
SSDEEP

12288:r6ZUaa4jBt1L0AaMLA3WNg6tDh9Auegw5zLu9C5cRjHKXKBJ/A+k4n27qeMYl8B7:r6kwXdhVbMOz9QNE+aOlndPQ

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 9 IoCs

resource	yara_rule
behavioral1/memory/2812-13-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-9-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-23-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-24-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-25-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-29-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-30-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-39-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades
behavioral1/memory/2812-40-0x0000000000400000-0x0000000000456000-memory.dmp	family_blackshades

Modifies firewall policy service 3 TTPs 8 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\List	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\svchost.exe = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.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
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
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\winlogon.exe = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\System\\Services\\winlogon.exe"	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2208 set thread context of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe	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	reg.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	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.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
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

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
1512	reg.exe
2668	reg.exe
2620	reg.exe
3004	reg.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
Token: 1	2812	vbc.exe
Token: SeCreateTokenPrivilege	2812	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	2812	vbc.exe
Token: SeLockMemoryPrivilege	2812	vbc.exe
Token: SeIncreaseQuotaPrivilege	2812	vbc.exe
Token: SeMachineAccountPrivilege	2812	vbc.exe
Token: SeTcbPrivilege	2812	vbc.exe
Token: SeSecurityPrivilege	2812	vbc.exe
Token: SeTakeOwnershipPrivilege	2812	vbc.exe
Token: SeLoadDriverPrivilege	2812	vbc.exe
Token: SeSystemProfilePrivilege	2812	vbc.exe
Token: SeSystemtimePrivilege	2812	vbc.exe
Token: SeProfSingleProcessPrivilege	2812	vbc.exe
Token: SeIncBasePriorityPrivilege	2812	vbc.exe
Token: SeCreatePagefilePrivilege	2812	vbc.exe
Token: SeCreatePermanentPrivilege	2812	vbc.exe
Token: SeBackupPrivilege	2812	vbc.exe
Token: SeRestorePrivilege	2812	vbc.exe
Token: SeShutdownPrivilege	2812	vbc.exe
Token: SeDebugPrivilege	2812	vbc.exe
Token: SeAuditPrivilege	2812	vbc.exe
Token: SeSystemEnvironmentPrivilege	2812	vbc.exe
Token: SeChangeNotifyPrivilege	2812	vbc.exe
Token: SeRemoteShutdownPrivilege	2812	vbc.exe
Token: SeUndockPrivilege	2812	vbc.exe
Token: SeSyncAgentPrivilege	2812	vbc.exe
Token: SeEnableDelegationPrivilege	2812	vbc.exe
Token: SeManageVolumePrivilege	2812	vbc.exe
Token: SeImpersonatePrivilege	2812	vbc.exe
Token: SeCreateGlobalPrivilege	2812	vbc.exe
Token: 31	2812	vbc.exe
Token: 32	2812	vbc.exe
Token: 33	2812	vbc.exe
Token: 34	2812	vbc.exe
Token: 35	2812	vbc.exe
Token: SeDebugPrivilege	2812	vbc.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2812	vbc.exe
2812	vbc.exe
2812	vbc.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2208 wrote to memory of 2812	2208	JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe	30
PID 2812 wrote to memory of 2092	2812	vbc.exe	31
PID 2812 wrote to memory of 2092	2812	vbc.exe	31
PID 2812 wrote to memory of 2092	2812	vbc.exe	31
PID 2812 wrote to memory of 2092	2812	vbc.exe	31
PID 2812 wrote to memory of 2572	2812	vbc.exe	32
PID 2812 wrote to memory of 2572	2812	vbc.exe	32
PID 2812 wrote to memory of 2572	2812	vbc.exe	32
PID 2812 wrote to memory of 2572	2812	vbc.exe	32
PID 2812 wrote to memory of 2820	2812	vbc.exe	33
PID 2812 wrote to memory of 2820	2812	vbc.exe	33
PID 2812 wrote to memory of 2820	2812	vbc.exe	33
PID 2812 wrote to memory of 2820	2812	vbc.exe	33
PID 2812 wrote to memory of 2568	2812	vbc.exe	34
PID 2812 wrote to memory of 2568	2812	vbc.exe	34
PID 2812 wrote to memory of 2568	2812	vbc.exe	34
PID 2812 wrote to memory of 2568	2812	vbc.exe	34
PID 2820 wrote to memory of 2668	2820	cmd.exe	40
PID 2820 wrote to memory of 2668	2820	cmd.exe	40
PID 2820 wrote to memory of 2668	2820	cmd.exe	40
PID 2820 wrote to memory of 2668	2820	cmd.exe	40
PID 2568 wrote to memory of 2620	2568	cmd.exe	39
PID 2568 wrote to memory of 2620	2568	cmd.exe	39
PID 2568 wrote to memory of 2620	2568	cmd.exe	39
PID 2568 wrote to memory of 2620	2568	cmd.exe	39
PID 2572 wrote to memory of 1512	2572	cmd.exe	41
PID 2572 wrote to memory of 1512	2572	cmd.exe	41
PID 2572 wrote to memory of 1512	2572	cmd.exe	41
PID 2572 wrote to memory of 1512	2572	cmd.exe	41
PID 2092 wrote to memory of 3004	2092	cmd.exe	42
PID 2092 wrote to memory of 3004	2092	cmd.exe	42
PID 2092 wrote to memory of 3004	2092	cmd.exe	42
PID 2092 wrote to memory of 3004	2092	cmd.exe	42

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_29d2b2f848f7c8c421e5e8eb16d20c20.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2208
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  2⤵
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2812
- - 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:2092
  - - 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:3004
- - 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:2572
  - - 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:1512
- - 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:2820
  - - 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:2668
- - 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\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2568
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\svchost.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\svchost.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:2620

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

Replay Monitor

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Downloads

memory/2208-0-0x0000000074821000-0x0000000074822000-memory.dmp

Filesize
4KB

Download
memory/2208-1-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/2208-2-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/2208-22-0x0000000074820000-0x0000000074DCB000-memory.dmp

Filesize
5.7MB

Download
memory/2812-13-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2812-9-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-7-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-5-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-23-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-24-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-25-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-29-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-30-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-39-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download
memory/2812-40-0x0000000000400000-0x0000000000456000-memory.dmp

Filesize
344KB

Download