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Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13/09/2024, 02:14
Behavioral task
behavioral1
Sample
dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe
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Size
270KB
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MD5
dd76f201ecf7155e1a35d9579df4241a
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SHA1
f9e1c9f05a11a9d3fc503e40c93b3c0651974aac
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SHA256
6b2dbad4a84d576fac7d5129939adab83f35e06eb59c79304b2e8439eb70ec4d
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SHA512
77190af43245eb064cf554eb111ed857a141ed7570d9f1ef86af722df5522ac75ef432285ca6344e466562a7e1b7b1e3eb8353510bb0f2786a04ce5dfe402723
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SSDEEP
6144:XG377xS2Vp2CeiorXdwTBgWx4v53dpcCJJvH0:Wr7xS2Vp6RwTyCUbJJvH0
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 behavioral2/files/0x000400000001e4cd-4.dat modiloader_stage2 behavioral2/memory/1252-10-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-26-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-29-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-32-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-35-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-38-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-41-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-44-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-47-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-50-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-53-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-56-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-59-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-62-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 behavioral2/memory/2304-65-0x0000000000400000-0x000000000044B000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\Control Panel\International\Geo\Nation dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2304 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 2304 mstwain32.exe 2304 mstwain32.exe 2304 mstwain32.exe 2304 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2392887640-1187051047-2909758433-1000\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 dd76f201ecf7155e1a35d9579df4241a_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 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 dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.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 dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1252 dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe Token: SeBackupPrivilege 3048 vssvc.exe Token: SeRestorePrivilege 3048 vssvc.exe Token: SeAuditPrivilege 3048 vssvc.exe Token: SeDebugPrivilege 2304 mstwain32.exe Token: SeDebugPrivilege 2304 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2304 mstwain32.exe 2304 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1252 wrote to memory of 2304 1252 dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe 92 PID 1252 wrote to memory of 2304 1252 dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe 92 PID 1252 wrote to memory of 2304 1252 dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe 92 -
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\dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\dd76f201ecf7155e1a35d9579df4241a_JaffaCakes118.exe"1⤵
- Checks computer location settings
- 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:1252 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe"2⤵
- UAC bypass
- Executes dropped EXE
- Loads dropped DLL
- 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:2304
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3048
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
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Downloads
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Filesize
33KB
MD51e93f3b3019498740b197e748112d112
SHA194b26c7e63f4bdf22375fd2faa723b469c62970c
SHA2561534fefe35cdd4bda1478e40aac394ede001ea02918d1123f05180082d514723
SHA512c9ae9fcfd2a8aa64e40b2c0427b57886dfa39deeb2c2fa24b18952a45b90f4c3869e1aedea7ffc9391b614f1f36177fe7212d21ce64ce3429d9bcb439e2f0c40
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Filesize
270KB
MD5dd76f201ecf7155e1a35d9579df4241a
SHA1f9e1c9f05a11a9d3fc503e40c93b3c0651974aac
SHA2566b2dbad4a84d576fac7d5129939adab83f35e06eb59c79304b2e8439eb70ec4d
SHA51277190af43245eb064cf554eb111ed857a141ed7570d9f1ef86af722df5522ac75ef432285ca6344e466562a7e1b7b1e3eb8353510bb0f2786a04ce5dfe402723
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350