blackshades | a7f37e9aef6af5dd17edf53d01a25c9e581e553c6cf0beae45ebed1440d64058

Analysis

max time kernel
147s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-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 11 IoCs

resource	yara_rule
behavioral1/memory/2396-10-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-6-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-23-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-24-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-26-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-27-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-28-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-29-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-30-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-31-0x0000000000400000-0x000000000048E000-memory.dmp	family_blackshades
behavioral1/memory/2396-36-0x0000000000400000-0x000000000048E000-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:\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
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\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

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
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\mswin32.exe = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	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
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Active Setup\Installed Components\{F7AF4BF2-5CD6-CABD-E6FE-DFA9C4DD5ECD}\StubPath = "C:\\Users\\Admin\\AppData\\Roaming\\mswin32.exe"	vbc.exe
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-1-5-21-3533259084-2542256011-65585152-1000\SOFTWARE\Microsoft\Active Setup\Installed Components\{F7AF4BF2-5CD6-CABD-E6FE-DFA9C4DD5ECD}	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-1-5-21-3533259084-2542256011-65585152-1000\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 1920 set thread context of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30

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	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	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.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	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
2728	reg.exe
1592	reg.exe
2860	reg.exe
2856	reg.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeDebugPrivilege	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe
Token: 1	2396	vbc.exe
Token: SeCreateTokenPrivilege	2396	vbc.exe
Token: SeAssignPrimaryTokenPrivilege	2396	vbc.exe
Token: SeLockMemoryPrivilege	2396	vbc.exe
Token: SeIncreaseQuotaPrivilege	2396	vbc.exe
Token: SeMachineAccountPrivilege	2396	vbc.exe
Token: SeTcbPrivilege	2396	vbc.exe
Token: SeSecurityPrivilege	2396	vbc.exe
Token: SeTakeOwnershipPrivilege	2396	vbc.exe
Token: SeLoadDriverPrivilege	2396	vbc.exe
Token: SeSystemProfilePrivilege	2396	vbc.exe
Token: SeSystemtimePrivilege	2396	vbc.exe
Token: SeProfSingleProcessPrivilege	2396	vbc.exe
Token: SeIncBasePriorityPrivilege	2396	vbc.exe
Token: SeCreatePagefilePrivilege	2396	vbc.exe
Token: SeCreatePermanentPrivilege	2396	vbc.exe
Token: SeBackupPrivilege	2396	vbc.exe
Token: SeRestorePrivilege	2396	vbc.exe
Token: SeShutdownPrivilege	2396	vbc.exe
Token: SeDebugPrivilege	2396	vbc.exe
Token: SeAuditPrivilege	2396	vbc.exe
Token: SeSystemEnvironmentPrivilege	2396	vbc.exe
Token: SeChangeNotifyPrivilege	2396	vbc.exe
Token: SeRemoteShutdownPrivilege	2396	vbc.exe
Token: SeUndockPrivilege	2396	vbc.exe
Token: SeSyncAgentPrivilege	2396	vbc.exe
Token: SeEnableDelegationPrivilege	2396	vbc.exe
Token: SeManageVolumePrivilege	2396	vbc.exe
Token: SeImpersonatePrivilege	2396	vbc.exe
Token: SeCreateGlobalPrivilege	2396	vbc.exe
Token: 31	2396	vbc.exe
Token: 32	2396	vbc.exe
Token: 33	2396	vbc.exe
Token: 34	2396	vbc.exe
Token: 35	2396	vbc.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2396	vbc.exe
2396	vbc.exe

Suspicious use of WriteProcessMemory 40 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 1920 wrote to memory of 2396	1920	JaffaCakes118_15583cca2a5a5313785355ac750a11c5.exe	30
PID 2396 wrote to memory of 2884	2396	vbc.exe	31
PID 2396 wrote to memory of 2884	2396	vbc.exe	31
PID 2396 wrote to memory of 2884	2396	vbc.exe	31
PID 2396 wrote to memory of 2884	2396	vbc.exe	31
PID 2396 wrote to memory of 2336	2396	vbc.exe	32
PID 2396 wrote to memory of 2336	2396	vbc.exe	32
PID 2396 wrote to memory of 2336	2396	vbc.exe	32
PID 2396 wrote to memory of 2336	2396	vbc.exe	32
PID 2396 wrote to memory of 2184	2396	vbc.exe	33
PID 2396 wrote to memory of 2184	2396	vbc.exe	33
PID 2396 wrote to memory of 2184	2396	vbc.exe	33
PID 2396 wrote to memory of 2184	2396	vbc.exe	33
PID 2396 wrote to memory of 2128	2396	vbc.exe	34
PID 2396 wrote to memory of 2128	2396	vbc.exe	34
PID 2396 wrote to memory of 2128	2396	vbc.exe	34
PID 2396 wrote to memory of 2128	2396	vbc.exe	34
PID 2184 wrote to memory of 2728	2184	cmd.exe	39
PID 2184 wrote to memory of 2728	2184	cmd.exe	39
PID 2184 wrote to memory of 2728	2184	cmd.exe	39
PID 2184 wrote to memory of 2728	2184	cmd.exe	39
PID 2884 wrote to memory of 1592	2884	cmd.exe	41
PID 2884 wrote to memory of 1592	2884	cmd.exe	41
PID 2884 wrote to memory of 1592	2884	cmd.exe	41
PID 2884 wrote to memory of 1592	2884	cmd.exe	41
PID 2336 wrote to memory of 2860	2336	cmd.exe	40
PID 2336 wrote to memory of 2860	2336	cmd.exe	40
PID 2336 wrote to memory of 2860	2336	cmd.exe	40
PID 2336 wrote to memory of 2860	2336	cmd.exe	40
PID 2128 wrote to memory of 2856	2128	cmd.exe	42
PID 2128 wrote to memory of 2856	2128	cmd.exe	42
PID 2128 wrote to memory of 2856	2128	cmd.exe	42
PID 2128 wrote to memory of 2856	2128	cmd.exe	42

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:1920
- 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:2396
- - 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:2884
  - - 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:1592
- - 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:2336
  - - 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:2860
- - 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:2184
  - - 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:2728
- - 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:2128
  - - 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:2856

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/1920-0-0x00000000748C1000-0x00000000748C2000-memory.dmp

Filesize
4KB

Download
memory/1920-1-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-2-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/1920-16-0x00000000748C0000-0x0000000074E6B000-memory.dmp

Filesize
5.7MB

Download
memory/2396-10-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-26-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-5-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2396-3-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-23-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-24-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-6-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-27-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-28-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-29-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-30-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-31-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download
memory/2396-36-0x0000000000400000-0x000000000048E000-memory.dmp

Filesize
568KB

Download