Analysis
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max time kernel
141s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
30/07/2024, 01:30
Behavioral task
behavioral1
Sample
6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe
Resource
win10v2004-20240709-en
General
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Target
6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe
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Size
331KB
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MD5
6d0e4c5ef82e34b53b10552094a5f274
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SHA1
c081c29c5ea4e1dd29d39c533c2fc50edb5a1287
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SHA256
4e66403a14ee87c5b62f4bfbb511ea97dcb025ff83046396e19a68010a1504c4
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SHA512
cdba1676ca6f79d082602a2ed3111879154f9f2bba8e221e8520bbdc642514915926aac8c4f55832039ba842aef1296aac7293aba6ad4ba5ac95019fcf54af87
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SSDEEP
6144:nuIlWqB+ihabs7Ch9KwyF5LeLodp2D1Mmakda0qLnFIyryb8bJzy5x:u6Wq4aaE6KwyF5L0Y2D1PqLF+yJzg
Malware Config
Signatures
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Modifies firewall policy service 3 TTPs 5 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\sharedaccess\parameters\firewallpolicy\standardprofile\authorizedapplications\list msiexec.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\standardprofile msiexec.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\authorizedapplications msiexec.exe Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\authorizedapplications\list msiexec.exe Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\authorizedapplications\list\C:\Windows\SysWOW64\msiexec.exe = "C:\\Windows\\SysWOW64\\msiexec.exe:*:Enabled:Windows Installer" msiexec.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" msiexec.exe -
Adds policy Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run msiexec.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\1380 = "c:\\progra~3\\msrtbrsiq.exe" msiexec.exe -
Deletes itself 1 IoCs
pid Process 396 msiexec.exe -
resource yara_rule behavioral2/memory/1356-0-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/memory/1356-15-0x0000000000400000-0x00000000004C2000-memory.dmp upx behavioral2/files/0x000900000002339a-29.dat upx -
Blocklisted process makes network request 3 IoCs
flow pid Process 29 396 msiexec.exe 59 396 msiexec.exe 77 396 msiexec.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\disk\enum 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe -
AutoIT Executable 1 IoCs
AutoIT scripts compiled to PE executables.
resource yara_rule behavioral2/memory/1356-15-0x0000000000400000-0x00000000004C2000-memory.dmp autoit_exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1356 set thread context of 2132 1356 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 86 -
Drops file in Program Files directory 1 IoCs
description ioc Process File created \??\c:\progra~3\msrtbrsiq.exe msiexec.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 4 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language msiexec.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 396 msiexec.exe 396 msiexec.exe 396 msiexec.exe 396 msiexec.exe -
Suspicious behavior: MapViewOfSection 4 IoCs
pid Process 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 396 msiexec.exe 396 msiexec.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 396 msiexec.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1356 wrote to memory of 2132 1356 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 86 PID 1356 wrote to memory of 2132 1356 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 86 PID 1356 wrote to memory of 2132 1356 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 86 PID 1356 wrote to memory of 2132 1356 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 86 PID 1356 wrote to memory of 2132 1356 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 86 PID 2132 wrote to memory of 396 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 87 PID 2132 wrote to memory of 396 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 87 PID 2132 wrote to memory of 396 2132 6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe 87 PID 396 wrote to memory of 2948 396 msiexec.exe 95 PID 396 wrote to memory of 2948 396 msiexec.exe 95 PID 396 wrote to memory of 2948 396 msiexec.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Users\Admin\AppData\Local\Temp\6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\6d0e4c5ef82e34b53b10552094a5f274_JaffaCakes118.exe"2⤵
- Maps connected drives based on registry
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\SysWOW64\msiexec.exeC:\Windows\SysWOW64\msiexec.exe3⤵
- Modifies firewall policy service
- UAC bypass
- Adds policy Run key to start application
- Deletes itself
- Blocklisted process makes network request
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:396 -
C:\Windows\SysWOW64\msiexec.exe"C:\Windows\SysWOW64\msiexec.exe"4⤵
- System Location Discovery: System Language Discovery
PID:2948
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
2Disable or Modify System Firewall
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
18KB
MD5c90f18b7ac47805fbf7adf5615a3c945
SHA1fb3a3706532b0e1639d4ee32fb6752e1da8d5003
SHA2561dbf30a7bb58cf2ca069dcfa05e492433d468396236ff4f56e9aab4e6defcc9a
SHA512c60b9c3daa4c9a3a002efea83028bbce2494c7812121b1fe6fe0d2cd431f3be836a1e08757a52994a0dd9311c8190f1bdf5d3cc6c7ff499c4e2631c46ccc0108
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Filesize
331KB
MD56d0e4c5ef82e34b53b10552094a5f274
SHA1c081c29c5ea4e1dd29d39c533c2fc50edb5a1287
SHA2564e66403a14ee87c5b62f4bfbb511ea97dcb025ff83046396e19a68010a1504c4
SHA512cdba1676ca6f79d082602a2ed3111879154f9f2bba8e221e8520bbdc642514915926aac8c4f55832039ba842aef1296aac7293aba6ad4ba5ac95019fcf54af87