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Analysis
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max time kernel
141s -
max time network
119s -
platform
windows7_x64 -
resource
win7-20231129-en -
resource tags
arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system -
submitted
11/04/2024, 15:38
Behavioral task
behavioral1
Sample
edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe
Resource
win10v2004-20240226-en
General
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Target
edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe
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Size
270KB
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MD5
edc45361bee3cc867d94e8916e9417fa
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SHA1
a61658e777dbfee3117e1c3094ab0e307f2f6b60
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SHA256
db70a6688a029a82cb06082b10952699989566f7a4cde0151e7417e6bbd3963c
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SHA512
ef8aa89b0041024d64aed007a4dacc9a85588011be57003c43465a6af9d8456458e5486a23a5b1c4f5032a430bfc4d0f170eb2ea826e34cd8bc9de3aa58d7a23
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SSDEEP
6144:BGyjnBSkuV1d4eZd88ORJI/rwTBtU531pc8:UYnBSkuVUeZdYmwTUp
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 16 IoCs
resource yara_rule behavioral1/files/0x0009000000015df1-5.dat modiloader_stage2 behavioral1/memory/3060-9-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-19-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-20-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-21-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-22-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-23-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-24-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-25-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-27-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-28-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-30-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-31-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral1/memory/2660-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Executes dropped EXE 1 IoCs
pid Process 2660 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\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 edc45361bee3cc867d94e8916e9417fa_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 3 IoCs
description ioc Process File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3060 edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe Token: SeDebugPrivilege 2660 mstwain32.exe Token: SeDebugPrivilege 2660 mstwain32.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 3060 edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2660 mstwain32.exe 2660 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 3060 wrote to memory of 2660 3060 edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe 28 PID 3060 wrote to memory of 2660 3060 edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe 28 PID 3060 wrote to memory of 2660 3060 edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe 28 PID 3060 wrote to memory of 2660 3060 edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe 28 -
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\edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\edc45361bee3cc867d94e8916e9417fa_JaffaCakes118.exe"1⤵
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3060 -
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
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- System policy modification
PID:2660
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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
1Replay Monitor
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Downloads
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Filesize
270KB
MD5edc45361bee3cc867d94e8916e9417fa
SHA1a61658e777dbfee3117e1c3094ab0e307f2f6b60
SHA256db70a6688a029a82cb06082b10952699989566f7a4cde0151e7417e6bbd3963c
SHA512ef8aa89b0041024d64aed007a4dacc9a85588011be57003c43465a6af9d8456458e5486a23a5b1c4f5032a430bfc4d0f170eb2ea826e34cd8bc9de3aa58d7a23