Analysis
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max time kernel
149s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
13-12-2024 16:54
Behavioral task
behavioral1
Sample
ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe
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Size
111KB
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MD5
ec79873a0ffb5a2af290ae562cb60404
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SHA1
dc1c90ea436d54185e6d452d932810bd4065c46d
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SHA256
8e270327d910a6f4c94a04c5c7b5dad3bb326bde12f561e4bd3f50f1ff96567a
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SHA512
28bc50ee069c25c03a60606dccc83c6d2c78eef27d6cbf38517237aee5aba89564232d58e15955cc6de13856fa89ed1ba5e272323a627ab16c45b3f4a3f5def3
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SSDEEP
3072:/oy8j7VnNdrPHaSekwi+mW+2Gbf0JA1uout:P8jZ7rvaU3+mWr0sq1uoS
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 17 IoCs
resource yara_rule behavioral1/memory/2668-13-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-12-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-23-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-25-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-29-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-32-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-35-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-38-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-42-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-45-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-48-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-51-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-54-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-57-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-60-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-63-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2408-66-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2408 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1488793075-819845221-1497111674-1000\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 ec79873a0ffb5a2af290ae562cb60404_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/2668-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/files/0x00060000000055d7-7.dat upx behavioral1/memory/2668-13-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-12-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-23-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-25-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-29-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-32-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-35-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-38-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-42-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-45-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-48-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-51-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-54-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-57-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-60-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-63-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2408-66-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe ec79873a0ffb5a2af290ae562cb60404_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 ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2668 ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe Token: SeBackupPrivilege 2944 vssvc.exe Token: SeRestorePrivilege 2944 vssvc.exe Token: SeAuditPrivilege 2944 vssvc.exe Token: SeDebugPrivilege 2408 mstwain32.exe Token: SeDebugPrivilege 2408 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2408 mstwain32.exe 2408 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2668 wrote to memory of 2408 2668 ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe 33 PID 2668 wrote to memory of 2408 2668 ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe 33 PID 2668 wrote to memory of 2408 2668 ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe 33 PID 2668 wrote to memory of 2408 2668 ec79873a0ffb5a2af290ae562cb60404_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
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C:\Users\Admin\AppData\Local\Temp\ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ec79873a0ffb5a2af290ae562cb60404_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:2668 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\ec79873a0ffb5a2af290ae562cb60404_JaffaCakes118.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:2408
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2944
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
111KB
MD5ec79873a0ffb5a2af290ae562cb60404
SHA1dc1c90ea436d54185e6d452d932810bd4065c46d
SHA2568e270327d910a6f4c94a04c5c7b5dad3bb326bde12f561e4bd3f50f1ff96567a
SHA51228bc50ee069c25c03a60606dccc83c6d2c78eef27d6cbf38517237aee5aba89564232d58e15955cc6de13856fa89ed1ba5e272323a627ab16c45b3f4a3f5def3