Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 19:50
Static task
static1
Behavioral task
behavioral1
Sample
bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe
Resource
win10v2004-20241007-en
General
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Target
bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe
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Size
661KB
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MD5
bef5ca3d1679bd2f3a12cfcb91fc2cee
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SHA1
2af9d2b506a88945d0a1103640b3129115cc7f31
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SHA256
d20dc7aa9449c65e158c71004661f0e81ede9c9eb03185857ec42f12cb98d2ee
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SHA512
e93338a13d56da14cdb3cdc2770bf86e93d6b3474a2098ac1831e4b5e9b5cff00a1e757a658d8efb65d4423c4cac77eb0f1949ef8301beb8704657d9d9001b78
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SSDEEP
12288:hyZUlSwlx+iR1aDrdhAzWeMj/43zldkm0CJwZRC8Wr9o9:hyZUlSwlx+i3QdhAzWeMj/izlSIJsPWg
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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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe ZReload.scr" smss.exe -
Modiloader family
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ModiLoader Second Stage 17 IoCs
resource yara_rule behavioral2/memory/384-9-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/files/0x0009000000023ba6-27.dat modiloader_stage2 behavioral2/memory/5028-31-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-33-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-46-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-58-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-70-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-82-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-94-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-106-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-118-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-130-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-142-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-153-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-166-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-178-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 behavioral2/memory/5028-190-0x0000000013140000-0x00000000131EB400-memory.dmp modiloader_stage2 -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\drivers\slogs.sys smss.exe -
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-1-5-21-2878641211-696417878-3864914810-1000\Control Panel\International\Geo\Nation bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe -
Deletes itself 1 IoCs
pid Process 5028 smss.exe -
Executes dropped EXE 1 IoCs
pid Process 5028 smss.exe -
Loads dropped DLL 2 IoCs
pid Process 5028 smss.exe 5028 smss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\rlog.dllx smss.exe File opened for modification C:\Windows\SysWOW64\ZReload.scr smss.exe File opened for modification C:\Windows\SysWOW64\Fhide.dll smss.exe File created C:\Windows\SysWOW64\ZReload.scrx smss.exe File created C:\Windows\SysWOW64\Zreload.scr smss.exe File created C:\Windows\SysWOW64\FearSystem.dat smss.exe File opened for modification C:\Windows\SysWOW64\FearSystem.dat smss.exe -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\smss.exe cmd.exe File opened for modification C:\Windows\smss.exe smss.exe File created C:\Windows\smss.exe cmd.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 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 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language smss.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 5028 smss.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 384 wrote to memory of 532 384 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe 83 PID 384 wrote to memory of 532 384 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe 83 PID 384 wrote to memory of 532 384 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe 83 PID 384 wrote to memory of 5028 384 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe 85 PID 384 wrote to memory of 5028 384 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe 85 PID 384 wrote to memory of 5028 384 bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe 85
Processes
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C:\Users\Admin\AppData\Local\Temp\bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:384 -
C:\Windows\SysWOW64\cmd.execmd /c copy "C:\Users\Admin\AppData\Local\Temp\bef5ca3d1679bd2f3a12cfcb91fc2cee_JaffaCakes118.exe" "C:\Windows\smss.exe"2⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
PID:532
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C:\Windows\smss.exe"C:\Windows\smss.exe"2⤵
- Modifies WinLogon for persistence
- Drops file in Drivers directory
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:5028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD5130d3d0a63c7f8f1fddea6bc57229a35
SHA13221c3c62683bad6b3512176b074ea11f0ee2a8f
SHA256ae19d9190246e5bac39e13decd0fefd96cf352dc1c3351d0cc5838af903f1c05
SHA5123812958a1a774706ead7d2223637c6d9cf3ab721baa6b344ba84e4bc2abcc0c8f84792a3a298a7565075037b5aae8885c852f7ee7e0e6426229b719addb264e9
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Filesize
41KB
MD59f323dec66a6befaa3027db0b4b40fe4
SHA1e6816be88dc3847b76f1b6a94ffc35e77bf83e7f
SHA256492fa13d360959144123c320914231a8427532a9fa8f82521b3e3e0cd242db8b
SHA512fe51850b658058d3368eff906c9c988b81270fded0fc63a89ee4869ba0393d7cec7d468ac1554cf076ea62b9886e005f462bb2e2819adfa476e6beb88e94d2ea
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Filesize
661KB
MD5bef5ca3d1679bd2f3a12cfcb91fc2cee
SHA12af9d2b506a88945d0a1103640b3129115cc7f31
SHA256d20dc7aa9449c65e158c71004661f0e81ede9c9eb03185857ec42f12cb98d2ee
SHA512e93338a13d56da14cdb3cdc2770bf86e93d6b3474a2098ac1831e4b5e9b5cff00a1e757a658d8efb65d4423c4cac77eb0f1949ef8301beb8704657d9d9001b78