Analysis
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max time kernel
149s -
max time network
20s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
04-01-2025 08:59
Behavioral task
behavioral1
Sample
JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe
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Size
110KB
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MD5
78cf0f4bb54738a4096b02a5b5eb2ea8
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SHA1
c92d48b831fbada69a2d90d210df1432f8fe74c0
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SHA256
5dea95630d31406c93d0c28f30b8ca43862b5c29480563d834249a3eedcfff5f
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SHA512
93567ea68b4e35889527f88f0a4ff539c4545cfa75def4dd64abd29b7cf861bb093753ba92c734e9ba11691802709bc9a7f8df22d9ef70217cf35056a8335f32
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SSDEEP
1536:IVuNAXTj4Fj/91/NnLZqeWEPVpa8DzePjkgcwYS7S5+Vfk09fD/BSB1nouy8u:moy8j7VnNdrPHaSekwi+mWLIBtoutu
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/2280-1-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/2280-6-0x00000000023D0000-0x00000000023E0000-memory.dmp modiloader_stage2 behavioral1/memory/2280-15-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-24-0x0000000076840000-0x0000000076930000-memory.dmp modiloader_stage2 behavioral1/memory/1612-25-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-26-0x0000000076840000-0x0000000076930000-memory.dmp modiloader_stage2 behavioral1/memory/1612-27-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-31-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-34-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-37-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-41-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-44-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-47-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-50-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-53-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-56-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-59-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-62-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 behavioral1/memory/1612-65-0x0000000000400000-0x0000000000451000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 1612 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 1612 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 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.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/2280-0-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/2280-1-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/2280-8-0x00000000035F0000-0x0000000003641000-memory.dmp upx behavioral1/files/0x00060000000055d7-9.dat upx behavioral1/memory/2280-15-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-25-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-26-0x0000000076840000-0x0000000076930000-memory.dmp upx behavioral1/memory/1612-27-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-31-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-34-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-37-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-41-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-44-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-47-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-50-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-53-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-56-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-59-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-62-0x0000000000400000-0x0000000000451000-memory.dmp upx behavioral1/memory/1612-65-0x0000000000400000-0x0000000000451000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\mstwain32.exe JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe File created C:\Windows\ntdtcstp.dll mstwain32.exe File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.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 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 2280 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe Token: SeBackupPrivilege 2528 vssvc.exe Token: SeRestorePrivilege 2528 vssvc.exe Token: SeAuditPrivilege 2528 vssvc.exe Token: SeDebugPrivilege 1612 mstwain32.exe Token: SeDebugPrivilege 1612 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1612 mstwain32.exe 1612 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2280 wrote to memory of 1612 2280 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe 32 PID 2280 wrote to memory of 1612 2280 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe 32 PID 2280 wrote to memory of 1612 2280 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe 32 PID 2280 wrote to memory of 1612 2280 JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe 32 -
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\JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.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:2280 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_78cf0f4bb54738a4096b02a5b5eb2ea8.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:1612
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2528
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
110KB
MD578cf0f4bb54738a4096b02a5b5eb2ea8
SHA1c92d48b831fbada69a2d90d210df1432f8fe74c0
SHA2565dea95630d31406c93d0c28f30b8ca43862b5c29480563d834249a3eedcfff5f
SHA51293567ea68b4e35889527f88f0a4ff539c4545cfa75def4dd64abd29b7cf861bb093753ba92c734e9ba11691802709bc9a7f8df22d9ef70217cf35056a8335f32