blackshades | e556245f2faea259d3d4601211fd87540ab5e5b81dbefe676332d6f0d9027ed0

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20250129-en
resource tags

arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2025 19:35

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General

Target

JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe
Size

608KB
MD5

4e90725958590d4d56b5cf8a9d4c9651
SHA1

c37a0a234917f10c7a6e445cecdbf0d222285ec3
SHA256

e556245f2faea259d3d4601211fd87540ab5e5b81dbefe676332d6f0d9027ed0
SHA512

12ccb4aff150ff1236b8e5ea7e0cfb69f4cd5b6081f80211817a98ca6c21f04d3887c82c537028215d12f2b0c011bc4d5fb517daaa99c97fe74c6b7dc9b214ac
SSDEEP

12288:wELSkvCrlIM80KL4FmKcgVwZh45UjXQ8XjjsEOs5GstM0WWDOG:BnvCRM0QOwZ4sXQ8XjjsEOs0s+6

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 13 IoCs

resource	yara_rule
behavioral2/memory/1560-6-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-12-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-21-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-22-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-23-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-25-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-26-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-28-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-29-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-32-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-33-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-34-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/1560-37-0x0000000000400000-0x0000000000470000-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
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\BI5Z1Z52Y5.exe = "C:\\Users\\Admin\\AppData\\Roaming\\BI5Z1Z52Y5.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
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:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\41fuj2b3.exe:*:Enabled:Windows Messanger"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe
Set value (int)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\DoNotAllowExceptions = "0"	reg.exe

Executes dropped EXE 1 IoCs

pid	Process
1560	41fuj2b3.exe

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-1-5-21-2436272344-4274332273-444425594-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Firefoxupdater = "C:\\Users\\Admin\\AppData\\Roaming\\Firefox updater\\FFupdt.exe"	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4028 set thread context of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84

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	41fuj2b3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.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	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

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
2328	reg.exe
3584	reg.exe
3640	reg.exe
4960	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	1560	41fuj2b3.exe
Token: SeCreateTokenPrivilege	1560	41fuj2b3.exe
Token: SeAssignPrimaryTokenPrivilege	1560	41fuj2b3.exe
Token: SeLockMemoryPrivilege	1560	41fuj2b3.exe
Token: SeIncreaseQuotaPrivilege	1560	41fuj2b3.exe
Token: SeMachineAccountPrivilege	1560	41fuj2b3.exe
Token: SeTcbPrivilege	1560	41fuj2b3.exe
Token: SeSecurityPrivilege	1560	41fuj2b3.exe
Token: SeTakeOwnershipPrivilege	1560	41fuj2b3.exe
Token: SeLoadDriverPrivilege	1560	41fuj2b3.exe
Token: SeSystemProfilePrivilege	1560	41fuj2b3.exe
Token: SeSystemtimePrivilege	1560	41fuj2b3.exe
Token: SeProfSingleProcessPrivilege	1560	41fuj2b3.exe
Token: SeIncBasePriorityPrivilege	1560	41fuj2b3.exe
Token: SeCreatePagefilePrivilege	1560	41fuj2b3.exe
Token: SeCreatePermanentPrivilege	1560	41fuj2b3.exe
Token: SeBackupPrivilege	1560	41fuj2b3.exe
Token: SeRestorePrivilege	1560	41fuj2b3.exe
Token: SeShutdownPrivilege	1560	41fuj2b3.exe
Token: SeDebugPrivilege	1560	41fuj2b3.exe
Token: SeAuditPrivilege	1560	41fuj2b3.exe
Token: SeSystemEnvironmentPrivilege	1560	41fuj2b3.exe
Token: SeChangeNotifyPrivilege	1560	41fuj2b3.exe
Token: SeRemoteShutdownPrivilege	1560	41fuj2b3.exe
Token: SeUndockPrivilege	1560	41fuj2b3.exe
Token: SeSyncAgentPrivilege	1560	41fuj2b3.exe
Token: SeEnableDelegationPrivilege	1560	41fuj2b3.exe
Token: SeManageVolumePrivilege	1560	41fuj2b3.exe
Token: SeImpersonatePrivilege	1560	41fuj2b3.exe
Token: SeCreateGlobalPrivilege	1560	41fuj2b3.exe
Token: 31	1560	41fuj2b3.exe
Token: 32	1560	41fuj2b3.exe
Token: 33	1560	41fuj2b3.exe
Token: 34	1560	41fuj2b3.exe
Token: 35	1560	41fuj2b3.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1560	41fuj2b3.exe
1560	41fuj2b3.exe
1560	41fuj2b3.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 4028 wrote to memory of 1560	4028	JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe	84
PID 1560 wrote to memory of 4468	1560	41fuj2b3.exe	85
PID 1560 wrote to memory of 4468	1560	41fuj2b3.exe	85
PID 1560 wrote to memory of 4468	1560	41fuj2b3.exe	85
PID 1560 wrote to memory of 3536	1560	41fuj2b3.exe	86
PID 1560 wrote to memory of 3536	1560	41fuj2b3.exe	86
PID 1560 wrote to memory of 3536	1560	41fuj2b3.exe	86
PID 1560 wrote to memory of 3656	1560	41fuj2b3.exe	87
PID 1560 wrote to memory of 3656	1560	41fuj2b3.exe	87
PID 1560 wrote to memory of 3656	1560	41fuj2b3.exe	87
PID 1560 wrote to memory of 3668	1560	41fuj2b3.exe	88
PID 1560 wrote to memory of 3668	1560	41fuj2b3.exe	88
PID 1560 wrote to memory of 3668	1560	41fuj2b3.exe	88
PID 3668 wrote to memory of 2328	3668	cmd.exe	93
PID 3668 wrote to memory of 2328	3668	cmd.exe	93
PID 3668 wrote to memory of 2328	3668	cmd.exe	93
PID 4468 wrote to memory of 3584	4468	cmd.exe	94
PID 4468 wrote to memory of 3584	4468	cmd.exe	94
PID 4468 wrote to memory of 3584	4468	cmd.exe	94
PID 3536 wrote to memory of 4960	3536	cmd.exe	96
PID 3536 wrote to memory of 4960	3536	cmd.exe	96
PID 3536 wrote to memory of 4960	3536	cmd.exe	96
PID 3656 wrote to memory of 3640	3656	cmd.exe	95
PID 3656 wrote to memory of 3640	3656	cmd.exe	95
PID 3656 wrote to memory of 3640	3656	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4e90725958590d4d56b5cf8a9d4c9651.exe"
1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4028
- C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe
  C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1560
- - 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:4468
  - - 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:3584
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3536
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:4960
- - 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:3656
  - - 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:3640
- - 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\BI5Z1Z52Y5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\BI5Z1Z52Y5.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3668
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\BI5Z1Z52Y5.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\BI5Z1Z52Y5.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:2328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

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

C:\Users\Admin\AppData\Local\Temp\41fuj2b3.exe

Filesize
1.1MB

MD5
d881de17aa8f2e2c08cbb7b265f928f9

SHA1
08936aebc87decf0af6e8eada191062b5e65ac2a

SHA256
b3a37093609f9a20ad60b85a9fa9de2ba674cba9b5bd687729440c70ba619ca0

SHA512
5f23bfb1b8740247b36ed0ab741738c7d4c949736129e767213e321607d1ccd3e3a8428e4ba44bd28a275b5e3f6206285b1a522514b7ef7ea5e698d90a713d34

Download Submit
memory/1560-22-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-28-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-21-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-6-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-12-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-34-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-33-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-32-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-29-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-37-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-25-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-23-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1560-26-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/4028-2-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-1-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-20-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-19-0x0000000075540000-0x0000000075AF1000-memory.dmp

Filesize
5.7MB

Download
memory/4028-18-0x0000000075542000-0x0000000075543000-memory.dmp

Filesize
4KB

Download
memory/4028-0-0x0000000075542000-0x0000000075543000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads