Analysis
-
max time kernel
144s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 08:04
Behavioral task
behavioral1
Sample
fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
-
Target
fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe
-
Size
108KB
-
MD5
fabd28a6e956e9fcb1e57f72256cbafd
-
SHA1
50ab341452e2ca9fc2341e9b9caaa2aded5a2551
-
SHA256
f128b071b65e16e7dc782daa770ed14bd403a0110b19ac114a0a142afc9e8bd9
-
SHA512
0159d5f6ef751c7e2547fe3c7a1206d437bf79a4bd4d5059f1bccbbe4efa4cfb6ad8f51d5c6942168b58714d5566205d6bee10310b033f1770bfd96a59bcc113
-
SSDEEP
3072:Xoy8j7VnNdrPHaSekwi+mW+2g6WuPGaUout:H8jZ7rvaU3+mWr1uaUoS
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
Modiloader family
-
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe -
ModiLoader Second Stage 18 IoCs
resource yara_rule behavioral1/memory/2128-1-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2128-3-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2128-16-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-26-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-27-0x0000000076C70000-0x0000000076D60000-memory.dmp modiloader_stage2 behavioral1/memory/664-28-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-32-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-35-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-38-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-42-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-45-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-48-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-51-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-54-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-57-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-60-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-63-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/664-66-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 664 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\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 fabd28a6e956e9fcb1e57f72256cbafd_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/2128-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2128-1-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2128-3-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2128-16-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/files/0x00060000000055d7-14.dat upx behavioral1/memory/2128-12-0x0000000002920000-0x0000000002970000-memory.dmp upx behavioral1/memory/664-25-0x0000000076C70000-0x0000000076D60000-memory.dmp upx behavioral1/memory/664-26-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-27-0x0000000076C70000-0x0000000076D60000-memory.dmp upx behavioral1/memory/664-28-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-32-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-35-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-38-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-42-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-45-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-48-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-51-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-54-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-57-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-60-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-63-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/664-66-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
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 mstwain32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2128 fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe Token: SeBackupPrivilege 2760 vssvc.exe Token: SeRestorePrivilege 2760 vssvc.exe Token: SeAuditPrivilege 2760 vssvc.exe Token: SeDebugPrivilege 664 mstwain32.exe Token: SeDebugPrivilege 664 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 664 mstwain32.exe 664 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2128 wrote to memory of 664 2128 fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe 33 PID 2128 wrote to memory of 664 2128 fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe 33 PID 2128 wrote to memory of 664 2128 fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe 33 PID 2128 wrote to memory of 664 2128 fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe 33 -
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
-
C:\Users\Admin\AppData\Local\Temp\fabd28a6e956e9fcb1e57f72256cbafd_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fabd28a6e956e9fcb1e57f72256cbafd_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 WriteProcessMemory
PID:2128 -
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 use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:664
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2760
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
-
Filesize
108KB
MD5fabd28a6e956e9fcb1e57f72256cbafd
SHA150ab341452e2ca9fc2341e9b9caaa2aded5a2551
SHA256f128b071b65e16e7dc782daa770ed14bd403a0110b19ac114a0a142afc9e8bd9
SHA5120159d5f6ef751c7e2547fe3c7a1206d437bf79a4bd4d5059f1bccbbe4efa4cfb6ad8f51d5c6942168b58714d5566205d6bee10310b033f1770bfd96a59bcc113