Analysis
-
max time kernel
144s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
29-09-2024 05:51
Static task
static1
Behavioral task
behavioral1
Sample
fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
-
Target
fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe
-
Size
576KB
-
MD5
fdea3091c1ebbcbe1f1c43f90f882215
-
SHA1
a561efd385904ddf2f59ea274cffb65dfc84ce11
-
SHA256
b9cf4f77f34160debd9b786a0e42cee94624971852e243f491170abf3ea3d83a
-
SHA512
2d090c42d01eb74f6bc681a8a3222037e87dfc978b1ebbd1a543dc0a5b82a9d8b2a99b8ef2f52a27c4947e64cb45b8b7e0b3923d9b42f020db1a0a8a1431a993
-
SSDEEP
6144:OzRHnaC6zibwzKrcRHngz9sTrex2hDQf1wm971:OzRHnaChbwPRHngzsrDUWmP
Malware Config
Signatures
-
ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
-
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/memory/4944-23-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-38-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-39-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-42-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-45-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-48-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-51-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-54-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-57-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-60-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-63-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-66-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-69-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-72-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-75-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/3560-78-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Checks computer location settings 2 TTPs 2 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe Key value queried \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation asadfg43rwaef.exe -
Executes dropped EXE 2 IoCs
pid Process 4944 asadfg43rwaef.exe 3560 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 3560 mstwain32.exe 3560 mstwain32.exe 3560 mstwain32.exe 3560 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\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 mstwain32.exe 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 asadfg43rwaef.exe -
resource yara_rule behavioral2/files/0x0009000000023490-7.dat upx behavioral2/memory/4944-10-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/4944-23-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-38-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-39-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-42-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-45-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-48-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-51-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-54-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-57-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-60-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-63-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-66-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-69-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-72-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-75-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/3560-78-0x0000000000400000-0x0000000000450000-memory.dmp upx -
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 asadfg43rwaef.exe File opened for modification C:\Windows\mstwain32.exe asadfg43rwaef.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 3 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 fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language asadfg43rwaef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 4944 asadfg43rwaef.exe Token: SeBackupPrivilege 4280 vssvc.exe Token: SeRestorePrivilege 4280 vssvc.exe Token: SeAuditPrivilege 4280 vssvc.exe Token: SeDebugPrivilege 3560 mstwain32.exe Token: SeDebugPrivilege 3560 mstwain32.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
pid Process 2836 fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe 3560 mstwain32.exe 3560 mstwain32.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2836 wrote to memory of 4944 2836 fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe 82 PID 2836 wrote to memory of 4944 2836 fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe 82 PID 2836 wrote to memory of 4944 2836 fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe 82 PID 4944 wrote to memory of 3560 4944 asadfg43rwaef.exe 86 PID 4944 wrote to memory of 3560 4944 asadfg43rwaef.exe 86 PID 4944 wrote to memory of 3560 4944 asadfg43rwaef.exe 86 -
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
-
C:\Users\Admin\AppData\Local\Temp\fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fdea3091c1ebbcbe1f1c43f90f882215_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2836 -
C:\Users\Admin\AppData\Local\Temp\asadfg43rwaef.exe"C:\Users\Admin\AppData\Local\Temp\asadfg43rwaef.exe"2⤵
- Checks computer location settings
- Executes dropped EXE
- 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:4944 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\asadfg43rwaef.exe"3⤵
- 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:3560
-
-
-
C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4280
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
-
Filesize
109KB
MD57921d16c8a533204b32f0091afc25e3b
SHA1ea272dd7d3e3a48327394e9c8d2d2e1b9f10c63b
SHA25670937f9bbfddd136d157ecc87b70a629fcee28613edf14dda765adf547b753d6
SHA512edf785660e118364370f4b354e736210032591200908524e668abe6c2bc7ec4b62efb6db6e98045d2636d85811a330cb1f61e0543b2058c022d51d7264ce476e
-
Filesize
33KB
MD5e467bd6242926682d08d0d881bdf9f19
SHA157a590bbbfd9496db40df046804e1488f80bbdfe
SHA256ab4477e8939eec0773fdb4b4c5170570145cc244958ab2f4a520e5c5e14b896d
SHA5128e20e394b4ad85d740a0e693b3cd16f5312a74550106aa06dce5fd58d0ec06d900c64d6b1973096cf969a48c07e2202265177ed551db113c8305775af1818132
-
Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350