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Analysis
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max time kernel
148s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18/12/2024, 13:07
Static task
static1
Behavioral task
behavioral1
Sample
fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe
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Size
1.3MB
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MD5
fba8b6677080524b6d91b6952796c192
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SHA1
3bc41081afa756aeeeaee116ac23ae5b2c324ecf
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SHA256
c0b0c22f1ebf5f70abbe780d34986a4361b691e5a13e64bf4bdacf7eaed2bcd8
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SHA512
0d5186cb2a9acce77026fb522469f9cc6ac4557d0552f261504b73db97fe47d80abe719494af17decab1f4728fc26961d0b0bc3217748c830f9fc8613381db55
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SSDEEP
24576:xw2B++C50vlq+fAEY4Q3t0t3DCTT8VhgGXIA1j4NErURv4:xs50t1FbTCTT4ZXP6iQRv
Malware Config
Signatures
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ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
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Modiloader family
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 33 IoCs
resource yara_rule behavioral1/memory/1732-2-0x0000000000401000-0x000000000041C000-memory.dmp modiloader_stage2 behavioral1/memory/1732-5-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/1732-13-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/1732-12-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-16-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-20-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-27-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-26-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-25-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-24-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-21-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-28-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/1732-29-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-30-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-31-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-32-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-33-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-36-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-37-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-38-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-39-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-42-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-45-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-48-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-51-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-54-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-57-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-60-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-63-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-66-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-69-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-72-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 behavioral1/memory/3000-75-0x0000000000400000-0x00000000006B1000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 3000 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe -
System Location Discovery: System Language Discovery 1 TTPs 2 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 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1732 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe 3000 mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1732 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe Token: SeDebugPrivilege 3000 mstwain32.exe Token: SeDebugPrivilege 3000 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3000 mstwain32.exe 3000 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1732 wrote to memory of 3000 1732 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe 30 PID 1732 wrote to memory of 3000 1732 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe 30 PID 1732 wrote to memory of 3000 1732 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe 30 PID 1732 wrote to memory of 3000 1732 fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe 30 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fba8b6677080524b6d91b6952796c192_JaffaCakes118.exe"1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1732 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:3000
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Abuse Elevation Control Mechanism
1Bypass User Account Control
1Impair Defenses
1Disable or Modify Tools
1Modify Registry
3Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.3MB
MD5fba8b6677080524b6d91b6952796c192
SHA13bc41081afa756aeeeaee116ac23ae5b2c324ecf
SHA256c0b0c22f1ebf5f70abbe780d34986a4361b691e5a13e64bf4bdacf7eaed2bcd8
SHA5120d5186cb2a9acce77026fb522469f9cc6ac4557d0552f261504b73db97fe47d80abe719494af17decab1f4728fc26961d0b0bc3217748c830f9fc8613381db55