darkcomet | 19dbcdd2f65543c9ab8ba90f6430855d128cf5a24d60a6e9bf1959a183672d06

System Information Discovery

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

Windows security modification 2 TTPs 1 IoCs

evasion trojan

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1"	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

UPX packed file 16 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4028-0-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-2-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-3-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-5-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-6-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-7-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-8-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-9-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-10-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-11-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-12-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-13-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-14-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-15-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-16-0x0000000000400000-0x00000000004C5000-memory.dmp	upx
behavioral2/memory/4028-17-0x0000000000400000-0x00000000004C5000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 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

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

Checks processor information in registry 2 TTPs 4 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry

System Information Discovery

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

pid	Process
4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 24 IoCs

Processes:

917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

description	pid	Process
Token: SeIncreaseQuotaPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeSecurityPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeTakeOwnershipPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeLoadDriverPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeSystemProfilePrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeSystemtimePrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeProfSingleProcessPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeIncBasePriorityPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeCreatePagefilePrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeBackupPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeRestorePrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeShutdownPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeDebugPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeSystemEnvironmentPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeChangeNotifyPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeRemoteShutdownPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeUndockPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeManageVolumePrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeImpersonatePrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: SeCreateGlobalPrivilege	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: 33	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: 34	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: 35	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
Token: 36	4028	917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\917359cfce79981c0562bc7d7621f7ee_JaffaCakes118.exe"
1⤵
- Modifies security service
- Windows security bypass
- Checks BIOS information in registry
- Windows security modification
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Defense Evasion

Impair Defenses

2

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

Query Registry

3

System Information Discovery

3

System Location Discovery

T1614

System Language Discovery