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Analysis
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max time kernel
13s -
max time network
18s -
platform
windows7_x64 -
resource
win7-20240704-en -
resource tags
arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system -
submitted
02/08/2024, 01:36
Static task
static1
Behavioral task
behavioral1
Sample
828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe
Resource
win7-20240704-en
Behavioral task
behavioral2
Sample
828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe
Resource
win10v2004-20240730-en
General
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Target
828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe
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Size
679KB
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MD5
828c0138edca9a11304bc7bf7ab290af
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SHA1
2e3c88327c69f118b11d8e6e5ca983fc2376acff
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SHA256
bba23179f61c9403ae3adfb643f7e8419d991b86419fadc0b0e6909eed1023fc
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SHA512
cff128858b0c2f1c65f66d0830e2955e7c014913ed5196da1e52e1e9d8691df0ea7f7859a01d3752b7e63ea906beea50248212e2faa04ffcc9136715f5e2f053
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SSDEEP
12288:G4cbLVs1ghOz/OUUejxK9ZmxTF3Z4mxxX/f7N3uHLpjXbHbzxY:4s15gZm5QmXX/f7NiLpjXbHbzxY
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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ModiLoader Second Stage 4 IoCs
resource yara_rule behavioral1/files/0x0009000000018f82-32.dat modiloader_stage2 behavioral1/memory/2816-55-0x0000000000400000-0x00000000004C3000-memory.dmp modiloader_stage2 behavioral1/memory/2824-57-0x0000000000400000-0x00000000004C3000-memory.dmp modiloader_stage2 behavioral1/memory/2884-58-0x0000000000400000-0x00000000004C3000-memory.dmp modiloader_stage2 -
Executes dropped EXE 2 IoCs
pid Process 2884 4.exe 2824 rejoice47.exe -
Loads dropped DLL 4 IoCs
pid Process 1932 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe 1932 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe 2884 4.exe 2884 4.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\_rejoice47.exe rejoice47.exe File created C:\Windows\SysWOW64\_rejoice47.exe rejoice47.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2824 set thread context of 2816 2824 rejoice47.exe 32 -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe 4.exe File opened for modification C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe 4.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rejoice47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 1932 wrote to memory of 2884 1932 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe 30 PID 1932 wrote to memory of 2884 1932 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe 30 PID 1932 wrote to memory of 2884 1932 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe 30 PID 1932 wrote to memory of 2884 1932 828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe 30 PID 2884 wrote to memory of 2824 2884 4.exe 31 PID 2884 wrote to memory of 2824 2884 4.exe 31 PID 2884 wrote to memory of 2824 2884 4.exe 31 PID 2884 wrote to memory of 2824 2884 4.exe 31 PID 2824 wrote to memory of 2816 2824 rejoice47.exe 32 PID 2824 wrote to memory of 2816 2824 rejoice47.exe 32 PID 2824 wrote to memory of 2816 2824 rejoice47.exe 32 PID 2824 wrote to memory of 2816 2824 rejoice47.exe 32 PID 2824 wrote to memory of 2816 2824 rejoice47.exe 32 PID 2824 wrote to memory of 2816 2824 rejoice47.exe 32 PID 2884 wrote to memory of 2776 2884 4.exe 33 PID 2884 wrote to memory of 2776 2884 4.exe 33 PID 2884 wrote to memory of 2776 2884 4.exe 33 PID 2884 wrote to memory of 2776 2884 4.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\828c0138edca9a11304bc7bf7ab290af_JaffaCakes118.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2884 -
C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe"C:\Program Files\Common Files\Microsoft Shared\MSINFO\rejoice47.exe"3⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2824 -
C:\Windows\SysWOW64\calc.exe"C:\Windows\system32\calc.exe"4⤵PID:2816
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C:\Windows\SysWOW64\cmd.execmd /c erase /F C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe3⤵
- System Location Discovery: System Language Discovery
PID:2776
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
742KB
MD57c34013247c4a74e3b1a25018641e6c0
SHA1caba8b86fdb7c94e1afbc5d4fdfae59a8a9b9270
SHA256e85a40c6d17393f2c2095c3f2fd86162be06c352971d9fc2d7ad29b3402f77ee
SHA512a799e915ccc98044b89532c4dff39b5402952baf431d3970ecc5b6acf35f8f0ede725e1ec525501b5d1eece6aa0ab5f5f498cedae96d5649a751ce8b01b05ada