blackshades | eaffb2a2e789fa7a316be5d32c577169a5368d428345a8c44ed8b83d3e013319

Analysis

max time kernel
148s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20250217-en
resource tags

arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2025, 22:28

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General

Target

JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe
Size

278KB
MD5

34f9453dd313d7ef2862e694c98d7af1
SHA1

d4af62f01ecc7101536b7e7fc954af35fb7f42f5
SHA256

eaffb2a2e789fa7a316be5d32c577169a5368d428345a8c44ed8b83d3e013319
SHA512

820c0c07283de6816c2063977ad9c95045e2c2b082a50f3a806bbd9c01d6abed2a7185a009f37ac28add95be73b0423629e7e62ee44f2740c2d7a05fba5811ab
SSDEEP

6144:0kKUxry6ODFwNHYOm9mw36RNQnS52IdrMi2Kbww4IOl4:4wMDFSxmj68nC+0jOl

Score

10^/10

blackshades defense_evasion discovery persistence rat upx

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
behavioral2/memory/3936-11-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-19-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-21-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-23-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-24-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-27-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-28-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-29-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-31-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-32-0x0000000000400000-0x000000000047B000-memory.dmp	family_blackshades
behavioral2/memory/3936-33-0x0000000000400000-0x000000000047B000-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
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	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\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\cvtres.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\cvtres.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\C:\Users\Admin\AppData\Roaming\QSVHPLGRZW.exe = "C:\\Users\\Admin\\AppData\\Roaming\\QSVHPLGRZW.exe:*:Enabled:Windows Messanger"	reg.exe

Executes dropped EXE 1 IoCs

pid	Process
3936	cvtres.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-1-5-21-1294999112-580688058-1763548717-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Windows Live = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe"	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 792 set thread context of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86

UPX packed file 13 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/3936-5-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-9-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-11-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-19-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-21-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-23-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-24-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-27-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-28-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-29-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-31-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-32-0x0000000000400000-0x000000000047B000-memory.dmp	upx
behavioral2/memory/3936-33-0x0000000000400000-0x000000000047B000-memory.dmp	upx

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	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.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	reg.exe

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
492	reg.exe
4036	reg.exe
2492	reg.exe
3976	reg.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe
792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe

Suspicious use of AdjustPrivilegeToken 37 IoCs

description	pid	Process
Token: SeDebugPrivilege	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe
Token: 1	3936	cvtres.exe
Token: SeCreateTokenPrivilege	3936	cvtres.exe
Token: SeAssignPrimaryTokenPrivilege	3936	cvtres.exe
Token: SeLockMemoryPrivilege	3936	cvtres.exe
Token: SeIncreaseQuotaPrivilege	3936	cvtres.exe
Token: SeMachineAccountPrivilege	3936	cvtres.exe
Token: SeTcbPrivilege	3936	cvtres.exe
Token: SeSecurityPrivilege	3936	cvtres.exe
Token: SeTakeOwnershipPrivilege	3936	cvtres.exe
Token: SeLoadDriverPrivilege	3936	cvtres.exe
Token: SeSystemProfilePrivilege	3936	cvtres.exe
Token: SeSystemtimePrivilege	3936	cvtres.exe
Token: SeProfSingleProcessPrivilege	3936	cvtres.exe
Token: SeIncBasePriorityPrivilege	3936	cvtres.exe
Token: SeCreatePagefilePrivilege	3936	cvtres.exe
Token: SeCreatePermanentPrivilege	3936	cvtres.exe
Token: SeBackupPrivilege	3936	cvtres.exe
Token: SeRestorePrivilege	3936	cvtres.exe
Token: SeShutdownPrivilege	3936	cvtres.exe
Token: SeDebugPrivilege	3936	cvtres.exe
Token: SeAuditPrivilege	3936	cvtres.exe
Token: SeSystemEnvironmentPrivilege	3936	cvtres.exe
Token: SeChangeNotifyPrivilege	3936	cvtres.exe
Token: SeRemoteShutdownPrivilege	3936	cvtres.exe
Token: SeUndockPrivilege	3936	cvtres.exe
Token: SeSyncAgentPrivilege	3936	cvtres.exe
Token: SeEnableDelegationPrivilege	3936	cvtres.exe
Token: SeManageVolumePrivilege	3936	cvtres.exe
Token: SeImpersonatePrivilege	3936	cvtres.exe
Token: SeCreateGlobalPrivilege	3936	cvtres.exe
Token: 31	3936	cvtres.exe
Token: 32	3936	cvtres.exe
Token: 33	3936	cvtres.exe
Token: 34	3936	cvtres.exe
Token: 35	3936	cvtres.exe
Token: SeDebugPrivilege	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3936	cvtres.exe
3936	cvtres.exe
3936	cvtres.exe
3936	cvtres.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 792 wrote to memory of 3936	792	JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe	86
PID 3936 wrote to memory of 3648	3936	cvtres.exe	89
PID 3936 wrote to memory of 3648	3936	cvtres.exe	89
PID 3936 wrote to memory of 3648	3936	cvtres.exe	89
PID 3936 wrote to memory of 3508	3936	cvtres.exe	90
PID 3936 wrote to memory of 3508	3936	cvtres.exe	90
PID 3936 wrote to memory of 3508	3936	cvtres.exe	90
PID 3936 wrote to memory of 4476	3936	cvtres.exe	91
PID 3936 wrote to memory of 4476	3936	cvtres.exe	91
PID 3936 wrote to memory of 4476	3936	cvtres.exe	91
PID 3936 wrote to memory of 3628	3936	cvtres.exe	92
PID 3936 wrote to memory of 3628	3936	cvtres.exe	92
PID 3936 wrote to memory of 3628	3936	cvtres.exe	92
PID 3508 wrote to memory of 492	3508	cmd.exe	97
PID 3508 wrote to memory of 492	3508	cmd.exe	97
PID 3508 wrote to memory of 492	3508	cmd.exe	97
PID 4476 wrote to memory of 4036	4476	cmd.exe	98
PID 4476 wrote to memory of 4036	4476	cmd.exe	98
PID 4476 wrote to memory of 4036	4476	cmd.exe	98
PID 3648 wrote to memory of 2492	3648	cmd.exe	99
PID 3648 wrote to memory of 2492	3648	cmd.exe	99
PID 3648 wrote to memory of 2492	3648	cmd.exe	99
PID 3628 wrote to memory of 3976	3628	cmd.exe	100
PID 3628 wrote to memory of 3976	3628	cmd.exe	100
PID 3628 wrote to memory of 3976	3628	cmd.exe	100

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_34f9453dd313d7ef2862e694c98d7af1.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:792
- C:\Users\Admin\AppData\Local\Temp\cvtres.exe
  C:\Users\Admin\AppData\Local\Temp\\cvtres.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:3936
- - 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:3648
  - - 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:2492
- - 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\cvtres.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\cvtres.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3508
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Local\Temp\cvtres.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\cvtres.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:492
- - 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:4476
  - - 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:4036
- - 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\QSVHPLGRZW.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\QSVHPLGRZW.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3628
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\QSVHPLGRZW.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\QSVHPLGRZW.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:3976

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\cvtres.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/792-18-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/792-1-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/792-2-0x0000000074650000-0x0000000074C01000-memory.dmp

Filesize
5.7MB

Download
memory/792-0-0x0000000074652000-0x0000000074653000-memory.dmp

Filesize
4KB

Download
memory/3936-19-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-11-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-9-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-5-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-21-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-23-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-24-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-27-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-28-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-29-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-31-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-32-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download
memory/3936-33-0x0000000000400000-0x000000000047B000-memory.dmp

Filesize
492KB

Download