Analysis
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max time kernel
149s -
max time network
16s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
26-09-2024 01:43
Static task
static1
Behavioral task
behavioral1
Sample
f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe
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Size
308KB
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MD5
f7497069bfdfb2d6338193cb50e0ce31
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SHA1
9d961f192821d8b34519af8cf452b307e66e142e
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SHA256
a7a9bf5b9b40ad032e86669978080f5a80d0d9eda32aa327172596ae1050aade
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SHA512
0d9669b60b7bf355607b95e0c4cfaa33bb508ab17638d0374f04c9250821bb28a233d86972692e0dfaf873bf07eb8867023f1c6e6792850c00214fbeac7cac5b
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SSDEEP
6144:+PJfowzNRsva927lx6d0svqC+gB0uq8ibg:mfow/592Jx41vqlgBzq8+g
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 19 IoCs
resource yara_rule behavioral1/memory/1216-15-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1216-22-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-23-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-31-0x0000000076300000-0x00000000763F0000-memory.dmp modiloader_stage2 behavioral1/memory/2836-32-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-34-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-37-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-40-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-43-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-46-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-49-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-52-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-55-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-58-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-61-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-64-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-67-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-70-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/2836-73-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Executes dropped EXE 2 IoCs
pid Process 1216 ZvuWE.exe.exe 2836 mstwain32.exe -
Loads dropped DLL 1 IoCs
pid Process 1216 ZvuWE.exe.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000\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 ZvuWE.exe.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/files/0x00080000000120fd-5.dat upx behavioral1/memory/1216-15-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1216-22-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-23-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-32-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-34-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-37-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-40-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-43-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-46-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-49-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-52-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-55-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-58-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-61-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-64-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-67-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-70-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/2836-73-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\mstwain32.exe ZvuWE.exe.exe File opened for modification C:\Windows\mstwain32.exe ZvuWE.exe.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 ZvuWE.exe.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1216 ZvuWE.exe.exe Token: SeDebugPrivilege 2836 mstwain32.exe Token: SeDebugPrivilege 2836 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2836 mstwain32.exe 2836 mstwain32.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2380 wrote to memory of 1216 2380 f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe 29 PID 2380 wrote to memory of 1216 2380 f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe 29 PID 2380 wrote to memory of 1216 2380 f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe 29 PID 2380 wrote to memory of 1216 2380 f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe 29 PID 1216 wrote to memory of 2836 1216 ZvuWE.exe.exe 30 PID 1216 wrote to memory of 2836 1216 ZvuWE.exe.exe 30 PID 1216 wrote to memory of 2836 1216 ZvuWE.exe.exe 30 PID 1216 wrote to memory of 2836 1216 ZvuWE.exe.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\f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\f7497069bfdfb2d6338193cb50e0ce31_JaffaCakes118.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2380 -
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\ZvuWE.exe.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\ZvuWE.exe.exe"2⤵
- Executes dropped EXE
- Loads dropped DLL
- 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:1216 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\ZvuWE.exe.exe"3⤵
- 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:2836
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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
108KB
MD53a4d0b498b5d069c1143cbfcb61c2f1f
SHA10fd0b7cb531dc2d63672eab4330a57de5af8b900
SHA256fd9546174ca3cfce97e07f7919ed4ed5d83dce06d468d02e3a54c790b6533d2c
SHA5121b357ade553e2a02a499deda7bc5e4a5bf924cbf2930c33c21ab9b8174f86e3929ebfb4a7c326e252527d1e76053fd1ac769b027c02b12427cfcdc2a586f57bc