Analysis
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max time kernel
147s -
max time network
123s -
platform
windows7_x64 -
resource
win7-20241023-en -
resource tags
arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system -
submitted
12-12-2024 20:26
Behavioral task
behavioral1
Sample
e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe
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Size
193KB
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MD5
e8217817224533f2fe0e71a3ad048f3d
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SHA1
1fdcdc6019953fa76811bbaf0af2d313ba3066fa
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SHA256
e0c76d73ac0fb784a55eaf6f76816428c2a4440ad27f5fdc2b788b2dd36d519b
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SHA512
18c63b8107cebbe983a22d7cca3e9c41c05323ea7028f377bbf2288fc1f960a9a84c96cd48d5fedda5eb7a032ab052c20d266548546b2a753eb1197e5ae54d75
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SSDEEP
3072:C1+MJKrUnFYY5z1i0Nmbi5fJBNsFV+7out45Lm:CIrPj0NmWtNs7+7oS45
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 19 IoCs
resource yara_rule behavioral1/memory/2036-17-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/2036-9-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-25-0x00000000758E0000-0x00000000759D0000-memory.dmp modiloader_stage2 behavioral1/memory/1964-26-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-28-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-31-0x00000000758E0000-0x00000000759D0000-memory.dmp modiloader_stage2 behavioral1/memory/1964-32-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-35-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-38-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-41-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-45-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-48-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-51-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-54-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-57-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-60-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-63-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-66-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 behavioral1/memory/1964-69-0x0000000000400000-0x000000000047A000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 1964 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 1964 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\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 e8217817224533f2fe0e71a3ad048f3d_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 -
resource yara_rule behavioral1/memory/2036-0-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/files/0x000300000000565e-15.dat upx behavioral1/memory/2036-17-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/2036-13-0x0000000003F80000-0x0000000003FFA000-memory.dmp upx behavioral1/memory/2036-9-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-25-0x00000000758E0000-0x00000000759D0000-memory.dmp upx behavioral1/memory/1964-26-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-27-0x00000000758E0000-0x00000000759D0000-memory.dmp upx behavioral1/memory/1964-28-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-31-0x00000000758E0000-0x00000000759D0000-memory.dmp upx behavioral1/memory/1964-32-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-35-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-38-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-41-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-45-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-48-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-51-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-54-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-57-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-60-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-63-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-66-0x0000000000400000-0x000000000047A000-memory.dmp upx behavioral1/memory/1964-69-0x0000000000400000-0x000000000047A000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.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 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 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2036 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe Token: SeBackupPrivilege 2572 vssvc.exe Token: SeRestorePrivilege 2572 vssvc.exe Token: SeAuditPrivilege 2572 vssvc.exe Token: SeDebugPrivilege 1964 mstwain32.exe Token: SeDebugPrivilege 1964 mstwain32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 2036 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1964 mstwain32.exe 1964 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2036 wrote to memory of 1964 2036 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe 34 PID 2036 wrote to memory of 1964 2036 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe 34 PID 2036 wrote to memory of 1964 2036 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe 34 PID 2036 wrote to memory of 1964 2036 e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe 34 -
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 -
Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
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C:\Users\Admin\AppData\Local\Temp\e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe"1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2036 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e8217817224533f2fe0e71a3ad048f3d_JaffaCakes118.exe"2⤵
- UAC bypass
- Deletes itself
- 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 use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:1964
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2572
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
193KB
MD5e8217817224533f2fe0e71a3ad048f3d
SHA11fdcdc6019953fa76811bbaf0af2d313ba3066fa
SHA256e0c76d73ac0fb784a55eaf6f76816428c2a4440ad27f5fdc2b788b2dd36d519b
SHA51218c63b8107cebbe983a22d7cca3e9c41c05323ea7028f377bbf2288fc1f960a9a84c96cd48d5fedda5eb7a032ab052c20d266548546b2a753eb1197e5ae54d75