Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
30-09-2024 23:13
Behavioral task
behavioral1
Sample
03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe
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Size
404KB
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MD5
03955d1ee49cc59f25679fef39fd26e4
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SHA1
47fe2d45c27ee486084785daa82a2940371a9cef
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SHA256
895428b959275b41a7c416b6f5d46f7b8398de0bfe708a769b85b856083a4a6f
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SHA512
eb236c6a0f064740f17d07f56bb6fce739663bd79075f2c2a79da478ae8559457af391a3ba8821228b684b9fa8a8095c824835414110bfe4a33e866aa07644c4
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SSDEEP
6144:uIrPj0NmWtNNWxHoSGDa3rq3ooptccJR68vdGeu0urZY+jTKpK:uq0NxuoSOddGeu0urZY+jTKpK
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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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/3012-13-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/3012-17-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-25-0x0000000075C90000-0x0000000075D80000-memory.dmp modiloader_stage2 behavioral1/memory/2616-26-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-28-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-32-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-35-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-38-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-41-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-44-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-47-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-50-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-53-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-56-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-59-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-62-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-65-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 behavioral1/memory/2616-68-0x0000000000400000-0x00000000004E2000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2616 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\mstwain32 = "C:\\Windows\\mstwain32.exe" mstwain32.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" mstwain32.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA mstwain32.exe -
resource yara_rule behavioral1/memory/3012-0-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/files/0x000c000000012250-8.dat upx behavioral1/memory/2616-14-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/3012-13-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/3012-17-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-25-0x0000000075C90000-0x0000000075D80000-memory.dmp upx behavioral1/memory/2616-26-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-27-0x0000000075C90000-0x0000000075D80000-memory.dmp upx behavioral1/memory/2616-28-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-32-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-35-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-38-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-41-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-44-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-47-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-50-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-53-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-56-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-59-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-62-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-65-0x0000000000400000-0x00000000004E2000-memory.dmp upx behavioral1/memory/2616-68-0x0000000000400000-0x00000000004E2000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe 03955d1ee49cc59f25679fef39fd26e4_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 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3012 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe Token: SeDebugPrivilege 2616 mstwain32.exe Token: SeDebugPrivilege 2616 mstwain32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3012 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2616 mstwain32.exe 2616 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3012 wrote to memory of 2616 3012 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe 30 PID 3012 wrote to memory of 2616 3012 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe 30 PID 3012 wrote to memory of 2616 3012 03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe 30 PID 3012 wrote to memory of 2616 3012 03955d1ee49cc59f25679fef39fd26e4_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\03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\03955d1ee49cc59f25679fef39fd26e4_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:3012 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\03955d1ee49cc59f25679fef39fd26e4_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:2616
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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
404KB
MD503955d1ee49cc59f25679fef39fd26e4
SHA147fe2d45c27ee486084785daa82a2940371a9cef
SHA256895428b959275b41a7c416b6f5d46f7b8398de0bfe708a769b85b856083a4a6f
SHA512eb236c6a0f064740f17d07f56bb6fce739663bd79075f2c2a79da478ae8559457af391a3ba8821228b684b9fa8a8095c824835414110bfe4a33e866aa07644c4