blackshades | 42cd1610c7edb6e98a07941f8d3ec9d48db63ed4a9bdde2b1558c17b8f53d9b8

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2025, 01:33

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General

Target
JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
Size 636KB
Sample250128-byh3rssney
SHA256 42cd1610c7edb6e98a07941f8d3ec9d48db63ed4a9bdde2b1558c17b8f53d9b8
MD5 4580fe6d9ee7cc65010f060c8677f75c
SHA1 406462e813b957cb97da51584165b93ffc1a9215
SHA512 e7077668f0b1b6dcdb23da064cf8d5d897dc3033330a78ac83142964c9c5c5547d96182ee6e440da566ed66f569b89c5a2b2412d1f7de3aca997471921b9b4a5
SSDEEP 12288:bd3TI6OwAMdGcEEUuZYo6TFS33PID5wePWo1T8YrJEZb:B3TIXwAtc1UuZKTXKYYYrG
MD5 SHA1 SHA512 SSDEEP

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
behavioral2/memory/2084-15-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-20-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-27-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-28-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-30-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-31-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-32-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-34-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-38-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-40-0x0000000000400000-0x0000000000470000-memory.dmp	family_blackshades
behavioral2/memory/2084-44-0x0000000000400000-0x0000000000470000-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	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:\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
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
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	reg.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List\C:\Users\Admin\AppData\Roaming\oferta.exe = "C:\\Users\\Admin\\AppData\\Roaming\\oferta.exe:*:Enabled:Windows Messanger"	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	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\run\oferta = "C:\\Users\\Admin\\AppData\\Roaming\\oferta.exe"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
2084	svchost.exe

Loads dropped DLL 4 IoCs

pid	Process
1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe"	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\oferta = "C:\\Users\\Admin\\AppData\\Roaming\\oferta.exe"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\oferta = "C:\\Users\\Admin\\AppData\\Roaming\\oferta.exe"	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1576 set thread context of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.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	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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

Modifies registry key 1 TTPs 4 IoCs

Modify Registry

T1112

pid	Process
2316	reg.exe
3568	reg.exe
4264	reg.exe
64	reg.exe

Suspicious use of AdjustPrivilegeToken 35 IoCs

description	pid	Process
Token: 1	2084	svchost.exe
Token: SeCreateTokenPrivilege	2084	svchost.exe
Token: SeAssignPrimaryTokenPrivilege	2084	svchost.exe
Token: SeLockMemoryPrivilege	2084	svchost.exe
Token: SeIncreaseQuotaPrivilege	2084	svchost.exe
Token: SeMachineAccountPrivilege	2084	svchost.exe
Token: SeTcbPrivilege	2084	svchost.exe
Token: SeSecurityPrivilege	2084	svchost.exe
Token: SeTakeOwnershipPrivilege	2084	svchost.exe
Token: SeLoadDriverPrivilege	2084	svchost.exe
Token: SeSystemProfilePrivilege	2084	svchost.exe
Token: SeSystemtimePrivilege	2084	svchost.exe
Token: SeProfSingleProcessPrivilege	2084	svchost.exe
Token: SeIncBasePriorityPrivilege	2084	svchost.exe
Token: SeCreatePagefilePrivilege	2084	svchost.exe
Token: SeCreatePermanentPrivilege	2084	svchost.exe
Token: SeBackupPrivilege	2084	svchost.exe
Token: SeRestorePrivilege	2084	svchost.exe
Token: SeShutdownPrivilege	2084	svchost.exe
Token: SeDebugPrivilege	2084	svchost.exe
Token: SeAuditPrivilege	2084	svchost.exe
Token: SeSystemEnvironmentPrivilege	2084	svchost.exe
Token: SeChangeNotifyPrivilege	2084	svchost.exe
Token: SeRemoteShutdownPrivilege	2084	svchost.exe
Token: SeUndockPrivilege	2084	svchost.exe
Token: SeSyncAgentPrivilege	2084	svchost.exe
Token: SeEnableDelegationPrivilege	2084	svchost.exe
Token: SeManageVolumePrivilege	2084	svchost.exe
Token: SeImpersonatePrivilege	2084	svchost.exe
Token: SeCreateGlobalPrivilege	2084	svchost.exe
Token: 31	2084	svchost.exe
Token: 32	2084	svchost.exe
Token: 33	2084	svchost.exe
Token: 34	2084	svchost.exe
Token: 35	2084	svchost.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2084	svchost.exe
2084	svchost.exe
2084	svchost.exe

Suspicious use of WriteProcessMemory 32 IoCs

description	pid	Process	procid_target
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 1576 wrote to memory of 2084	1576	JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe	84
PID 2084 wrote to memory of 4876	2084	svchost.exe	85
PID 2084 wrote to memory of 4876	2084	svchost.exe	85
PID 2084 wrote to memory of 4876	2084	svchost.exe	85
PID 2084 wrote to memory of 3356	2084	svchost.exe	86
PID 2084 wrote to memory of 3356	2084	svchost.exe	86
PID 2084 wrote to memory of 3356	2084	svchost.exe	86
PID 2084 wrote to memory of 4552	2084	svchost.exe	87
PID 2084 wrote to memory of 4552	2084	svchost.exe	87
PID 2084 wrote to memory of 4552	2084	svchost.exe	87
PID 2084 wrote to memory of 1804	2084	svchost.exe	88
PID 2084 wrote to memory of 1804	2084	svchost.exe	88
PID 2084 wrote to memory of 1804	2084	svchost.exe	88
PID 4876 wrote to memory of 64	4876	cmd.exe	93
PID 4876 wrote to memory of 64	4876	cmd.exe	93
PID 4876 wrote to memory of 64	4876	cmd.exe	93
PID 4552 wrote to memory of 2316	4552	cmd.exe	94
PID 4552 wrote to memory of 2316	4552	cmd.exe	94
PID 4552 wrote to memory of 2316	4552	cmd.exe	94
PID 3356 wrote to memory of 4264	3356	cmd.exe	95
PID 3356 wrote to memory of 4264	3356	cmd.exe	95
PID 3356 wrote to memory of 4264	3356	cmd.exe	95
PID 1804 wrote to memory of 3568	1804	cmd.exe	96
PID 1804 wrote to memory of 3568	1804	cmd.exe	96
PID 1804 wrote to memory of 3568	1804	cmd.exe	96

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4580fe6d9ee7cc65010f060c8677f75c.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1576
- C:\Users\Admin\AppData\Roaming\svchost.exe
  C:\Users\Admin\AppData\Roaming\svchost.exe
  2⤵
  - Adds policy Run key to start application
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2084
- - 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:4876
  - - 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:64
- - 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:3356
  - - 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:4264
- - 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:4552
  - - 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:2316
- - 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\oferta.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\oferta.exe:*:Enabled:Windows Messanger" /f
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1804
  - - C:\Windows\SysWOW64\reg.exe
      REG ADD HKLM\System\CurrentControlSet\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List /v "C:\Users\Admin\AppData\Roaming\oferta.exe" /t REG_SZ /d "C:\Users\Admin\AppData\Roaming\oferta.exe:*:Enabled:Windows Messanger" /f
      4⤵
      Modifies firewall policy service
      System Location Discovery: System Language Discovery
      Modifies registry key
      PID:3568

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

icore.dll

Path C:\Users\Admin\AppData\Local\Temp\icore.dll
Size 19KB
SHA256 82c25231f22aad5cc6bf16f6d620cb9162c212b4d6e16ff8c7a0ee79ab1dbfb7
MD5 2abe226cb0dd7010733a5707a7579c3b
SHA1 aecfe7bab982ee34ee5e97c9e5bcd51e09a9cf9c
SHA512 217ea77560bd4dd1f06e3bf4da2e78f501666245c121504295b68269a9dcd50f1a457f394386c0e6edbc783ebcc1a973aa7214e71795c434a759e5d5f31c740c
SSDEEP 384:Kbz9WiNfDZbCZtJKmrmiz+bqrFc5/u9u+LRvzowmz6VUYi621H:sfxMz+qcM9zoJOab62V
MD5 SHA1 SHA512 SSDEEP

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svchost.exe

Path C:\Users\Admin\AppData\Roaming\svchost.exe
Size 16KB
SHA256 65ea6ea7939a49af155c60872b1e1a7625810b41f2d023ee3744e5253e5f990d
MD5 9d76fbb41669a47b81fdcb983a3f2776
SHA1 95c8b122e3a412a2c1f04dc93c09c2569b8a4905
SHA512 f71bf28c5f30fd438a0b6a6c2275d88ae838debec14050e7d1fc2218143ff98a64adfed0d3cb9a10f412075ff7c8852a589049318bccea171f79aed8158f1151
SSDEEP 48:yrn6CA0+2tb+mYUQsQAjQasbCP6bkr5DNC8OrgJorw3lK2:enHJtb+mYowCSbINNXnr82
MD5 SHA1 SHA512 SSDEEP

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memory/1576-21-0x0000000074E30000-0x00000000753E1000-memory.dmp

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memory/1576-1-0x0000000074E30000-0x00000000753E1000-memory.dmp

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memory/1576-2-0x0000000074E30000-0x00000000753E1000-memory.dmp

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memory/1576-0-0x0000000074E32000-0x0000000074E33000-memory.dmp

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memory/2084-27-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-20-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-15-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-28-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-30-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-31-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-32-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-34-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-38-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-40-0x0000000000400000-0x0000000000470000-memory.dmp

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memory/2084-44-0x0000000000400000-0x0000000000470000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads