Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
07-05-2024 22:28
Static task
static1
Behavioral task
behavioral1
Sample
21ffacb3767e2260c5dbe4adbad48fa2_JaffaCakes118.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
21ffacb3767e2260c5dbe4adbad48fa2_JaffaCakes118.exe
Resource
win10v2004-20240419-en
General
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Target
21ffacb3767e2260c5dbe4adbad48fa2_JaffaCakes118.exe
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Size
331KB
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MD5
21ffacb3767e2260c5dbe4adbad48fa2
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SHA1
d682781f7a8628793de762ad06c490be3632e016
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SHA256
e7dc46c3427d3562898320310a9021a22af1845610842c70b08dd11eba7fe242
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SHA512
110c4e6fa8057d4b56624d92425dc43da8de3d5eadb7c70dc17d27c75e095dc0ed5c959ae34ba0e3c855816f208fc6cdac7d8ec6f310df1543ef378d413265d4
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SSDEEP
6144:rTlX2afUVMJnGGYONpiG/rpdOpMvh6EEpv6UIFcqiWEiHUpl:nlX2afBFOyXbaqigUr
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 -
Looks for VirtualBox drivers on disk 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process File opened (read-only) C:\WINDOWS\SysWOW64\drivers\VBoxMouse.sys regsvr32.exe -
ModiLoader Second Stage 55 IoCs
Processes:
resource yara_rule behavioral1/memory/2168-3-0x0000000000400000-0x000000000045A5E8-memory.dmp modiloader_stage2 behavioral1/memory/2168-7-0x0000000000310000-0x00000000003EC000-memory.dmp modiloader_stage2 behavioral1/memory/2168-8-0x0000000000310000-0x00000000003EC000-memory.dmp modiloader_stage2 behavioral1/memory/2168-9-0x0000000000310000-0x00000000003EC000-memory.dmp modiloader_stage2 behavioral1/memory/2168-6-0x0000000000310000-0x00000000003EC000-memory.dmp modiloader_stage2 behavioral1/memory/2168-2-0x0000000000310000-0x00000000003EC000-memory.dmp modiloader_stage2 behavioral1/memory/2168-1-0x0000000000400000-0x000000000045A5E8-memory.dmp modiloader_stage2 behavioral1/memory/3044-14-0x0000000006140000-0x000000000621C000-memory.dmp modiloader_stage2 behavioral1/memory/2428-15-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-26-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-51-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-50-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-49-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-48-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-47-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-52-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-32-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-31-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2168-55-0x0000000000310000-0x00000000003EC000-memory.dmp modiloader_stage2 behavioral1/memory/2428-30-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-21-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-46-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-41-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-29-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-20-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-40-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-39-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-38-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-37-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-36-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/1860-73-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-71-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-69-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-67-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-65-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-64-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-63-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-72-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-70-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-62-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-68-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-66-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/1860-61-0x0000000000220000-0x000000000036A000-memory.dmp modiloader_stage2 behavioral1/memory/2428-35-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-28-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-27-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-19-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-25-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-24-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-23-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-34-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-33-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-22-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/2428-18-0x0000000000270000-0x00000000003BA000-memory.dmp modiloader_stage2 behavioral1/memory/3044-17-0x0000000006140000-0x000000000621C000-memory.dmp modiloader_stage2 -
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 2428 regsvr32.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
regsvr32.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "\"C:\\Users\\Admin\\AppData\\Local\\a00526b\\a911cc4.bat\"" 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 opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum regsvr32.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 regsvr32.exe -
Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File opened for modification C:\Windows\SysWOW64\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
powershell.exeregsvr32.exedescription pid process target process PID 3044 set thread context of 2428 3044 powershell.exe regsvr32.exe PID 2428 set thread context of 1860 2428 regsvr32.exe regsvr32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Processes:
mshta.exeregsvr32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International\CpMRU mshta.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main mshta.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl regsvr32.exe Set value (data) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Cache = b104000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 mshta.exe Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1" mshta.exe Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10" mshta.exe Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100" mshta.exe Set value (int) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20" mshta.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Internet Explorer\International regsvr32.exe -
Modifies registry class 7 IoCs
Processes:
regsvr32.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\69f7461\shell regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\69f7461\shell\open regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\69f7461\shell\open\command regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\69f7461\shell\open\command\ = "\"C:\\Windows\\system32\\mshta.exe\" \"javascript:MSB4G=\"bY\";Z4H8=new ActiveXObject(\"WScript.Shell\");s8guGFVL=\"mmYrDQ\";EF3Xh=Z4H8.RegRead(\"HKCU\\\\software\\\\kyveu\\\\vnzu\");FZN1ku=\"mZI9O36M\";eval(EF3Xh);By88hQ=\"zsCF\";\"" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.c9c2c4da regsvr32.exe Set value (str) \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.c9c2c4da\ = "69f7461" regsvr32.exe Key created \REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\69f7461 regsvr32.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exeregsvr32.exepid process 3044 powershell.exe 3044 powershell.exe 3044 powershell.exe 3044 powershell.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe 2428 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
powershell.exeregsvr32.exepid process 3044 powershell.exe 2428 regsvr32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 3044 powershell.exe -
Suspicious use of WriteProcessMemory 20 IoCs
Processes:
mshta.exepowershell.exeregsvr32.exedescription pid process target process PID 2540 wrote to memory of 3044 2540 mshta.exe powershell.exe PID 2540 wrote to memory of 3044 2540 mshta.exe powershell.exe PID 2540 wrote to memory of 3044 2540 mshta.exe powershell.exe PID 2540 wrote to memory of 3044 2540 mshta.exe powershell.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 3044 wrote to memory of 2428 3044 powershell.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe PID 2428 wrote to memory of 1860 2428 regsvr32.exe regsvr32.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\21ffacb3767e2260c5dbe4adbad48fa2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\21ffacb3767e2260c5dbe4adbad48fa2_JaffaCakes118.exe"1⤵PID:2168
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C:\Windows\system32\mshta.exe"C:\Windows\system32\mshta.exe" javascript:pvP93qh="TrSWx6z";W9Q=new%20ActiveXObject("WScript.Shell");xhTJ4yob="7QuuH";ANz6n=W9Q.RegRead("HKCU\\software\\7Gja7D6X2K\\grGe3nw4Mv");M1UXB8m="QY";eval(ANz6n);IeZkj1ju="xa";1⤵
- Modifies Internet Explorer settings
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe" iex $env:rftbhd2⤵
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Windows\SysWOW64\regsvr32.exeregsvr32.exe3⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VirtualBox drivers on disk
- 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
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2428 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\SysWOW64\regsvr32.exe"4⤵PID:1860
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
12KB
MD577828fc7fab48026372bede2476971b1
SHA122d63a228266d0c230cf452fcdf9e7385ef10591
SHA256f1d20c7a45d8b9aab440857437e8cd5b953ae6e8b9062128217cbaa1b18696a1
SHA512c7246a48f3aff7323777a21b3e27c2fa0c0a22692954b24b8132064530d907b7a3c2c68b23604fb98dcfd941c86847b2af163969bcb117e3b0ceef8fae3f547e
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Filesize
70B
MD5726b2cce04546bc1307972e983301b52
SHA172a64c03ca0a2d542ad3c898e0b4479e16eacf7d
SHA2565f4ad918d44d92b4366349f79191c5fc71a233eeddbbff7a1a435da941659b19
SHA512a66a39d71edbedd5848b78480eb6bb5c77d26b0478fe50f08e600e47e455a7a898211b82c67b6c15c3606f1d4ee92810be6cd41827266c50bda026528c135e72