Analysis
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max time kernel
147s -
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
27-09-2024 22:14
Behavioral task
behavioral1
Sample
fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe
Resource
win10v2004-20240802-en
General
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Target
fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe
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Size
111KB
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MD5
fafedd00f9a2acbb34693a0f087a7914
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SHA1
a9da1fdd35144fd12c19a7bc5977122e3f6c5e9b
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SHA256
3971722da40e6f7b9175e5479c1f3456ac8cfb99e57eb651494f48be0137df2a
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SHA512
b8a420b7e3bb6641ceb6ae65b8e7268e204f82e0bb97d9ac06bbc515d6c001467a88b9655a643af6aa4708b21f42dde93d0684ab5981150a98f7c741688a39db
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SSDEEP
1536:qVuNAXTj4Fj/91/NnLZqeWEPVpa8DzePjkgcwYS7S5+Vfk09+2HbEDVFknfJnout:4oy8j7VnNdrPHaSekwi+mW+27xZout
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/memory/3316-11-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-27-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-28-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-31-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-34-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-37-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-40-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-43-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-46-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-49-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-52-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-55-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-58-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-61-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-64-0x0000000000400000-0x0000000000450000-memory.dmp modiloader_stage2 behavioral2/memory/2296-67-0x0000000000400000-0x0000000000450000-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-1-5-21-2412658365-3084825385-3340777666-1000\Control Panel\International\Geo\Nation fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe -
Executes dropped EXE 1 IoCs
pid Process 2296 mstwain32.exe -
Loads dropped DLL 4 IoCs
pid Process 2296 mstwain32.exe 2296 mstwain32.exe 2296 mstwain32.exe 2296 mstwain32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000\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 fafedd00f9a2acbb34693a0f087a7914_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 -
resource yara_rule behavioral2/memory/3316-0-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/files/0x00080000000233cd-6.dat upx behavioral2/memory/3316-11-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-27-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-28-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-31-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-34-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-37-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-40-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-43-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-46-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-49-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-52-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-55-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-58-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-61-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-64-0x0000000000400000-0x0000000000450000-memory.dmp upx behavioral2/memory/2296-67-0x0000000000400000-0x0000000000450000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\cmsetac.dll mstwain32.exe File created C:\Windows\mstwain32.exe fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe File opened for modification C:\Windows\mstwain32.exe fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe File created C:\Windows\ntdtcstp.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 fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language mstwain32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3316 fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe Token: SeDebugPrivilege 2296 mstwain32.exe Token: SeDebugPrivilege 2296 mstwain32.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2296 mstwain32.exe 2296 mstwain32.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3316 wrote to memory of 2296 3316 fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe 84 PID 3316 wrote to memory of 2296 3316 fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe 84 PID 3316 wrote to memory of 2296 3316 fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe 84 -
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\fafedd00f9a2acbb34693a0f087a7914_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\fafedd00f9a2acbb34693a0f087a7914_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:3316 -
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:2296
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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
33KB
MD5b358e52cc8a13b017cbb67aa10d3465f
SHA107c8cb176ea34e37cecfb1d7a7bd80662427f308
SHA256ebf53054d1ab7b249497b1a1f6e9a25ef0318549f147f11d182a3755e671e36b
SHA51228494911e616d603b7effca6757c3d0c0e3ac4969c5815d459ba613231289f88e89fc53bb752569acc4001c26cbdcd392f34489efc49e0f588a7f20b697559a9
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Filesize
111KB
MD5fafedd00f9a2acbb34693a0f087a7914
SHA1a9da1fdd35144fd12c19a7bc5977122e3f6c5e9b
SHA2563971722da40e6f7b9175e5479c1f3456ac8cfb99e57eb651494f48be0137df2a
SHA512b8a420b7e3bb6641ceb6ae65b8e7268e204f82e0bb97d9ac06bbc515d6c001467a88b9655a643af6aa4708b21f42dde93d0684ab5981150a98f7c741688a39db
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Filesize
7KB
MD567587e25a971a141628d7f07bd40ffa0
SHA176fcd014539a3bb247cc0b761225f68bd6055f6b
SHA256e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378
SHA5126e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350