Analysis
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max time kernel
147s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
16-09-2024 12:37
Behavioral task
behavioral1
Sample
e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe
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Size
108KB
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MD5
e4c95469aec3eebc3e12350dc8a31e9c
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SHA1
d92ac3da6a004e0379f6fbb2e21ab2c2565ec31a
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SHA256
8839b63f7eb2b2841643d10c9731f0bf07763b568b4d9ebb85a73cde44a955ae
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SHA512
9f17cdbaa8198eed1c73c0b0d8fd77d38efd69f63158a73a8b98f688f086568990377ef6775687f1466550a6f3c1e567ab1944830b6db3bc57940c78eed1445e
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SSDEEP
3072:Goy8j7VnNdrPHaSekwi+mW+2U2U7mgeout:m8jZ7rvaU3+mWrU2USjoS
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/memory/1764-12-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-22-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-24-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-28-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-31-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-34-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-37-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-41-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-44-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-47-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-50-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-53-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-56-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-59-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-62-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral1/memory/1828-65-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 -
Deletes itself 1 IoCs
pid Process 1828 mstwain32.exe -
Executes dropped EXE 1 IoCs
pid Process 1828 mstwain32.exe -
resource yara_rule behavioral1/memory/1764-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1764-12-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-13-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/files/0x0003000000005658-10.dat upx behavioral1/memory/1828-22-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-24-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-28-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-31-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-34-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-37-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-41-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-44-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-47-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-50-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-53-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-56-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-59-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-62-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral1/memory/1828-65-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000\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 e4c95469aec3eebc3e12350dc8a31e9c_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 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe -
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 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 1764 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe Token: SeBackupPrivilege 2052 vssvc.exe Token: SeRestorePrivilege 2052 vssvc.exe Token: SeAuditPrivilege 2052 vssvc.exe Token: SeDebugPrivilege 1828 mstwain32.exe Token: SeDebugPrivilege 1828 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1828 mstwain32.exe 1828 mstwain32.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1764 wrote to memory of 1828 1764 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe 34 PID 1764 wrote to memory of 1828 1764 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe 34 PID 1764 wrote to memory of 1828 1764 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe 34 PID 1764 wrote to memory of 1828 1764 e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe 34 -
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\e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.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:1764 -
C:\Windows\mstwain32.exe"C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\e4c95469aec3eebc3e12350dc8a31e9c_JaffaCakes118.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:1828
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C:\Windows\system32\vssvc.exeC:\Windows\system32\vssvc.exe1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2052
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
MD5e4c95469aec3eebc3e12350dc8a31e9c
SHA1d92ac3da6a004e0379f6fbb2e21ab2c2565ec31a
SHA2568839b63f7eb2b2841643d10c9731f0bf07763b568b4d9ebb85a73cde44a955ae
SHA5129f17cdbaa8198eed1c73c0b0d8fd77d38efd69f63158a73a8b98f688f086568990377ef6775687f1466550a6f3c1e567ab1944830b6db3bc57940c78eed1445e