Analysis
- max time kernel
149s - max time network
128s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
07/09/2024, 16:55
General
- Target d26885945eb4456891a98cf5150c51bb_JaffaCakes118.dll
- Size 1.2MB
- Sample240907-vfberaweng
- SHA256 72a98167067dce07044af99248b5e58b14dcdad86d1e6e1a677014103bb08698
Malware Config
Signatures
- Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
- Dridex Shellcode 1 IoCs
Detects Dridex Payload shellcode injected in Explorer process.
- Executes dropped EXE 3 IoCs
- Loads dropped DLL 3 IoCs
- Adds Run key to start application 2 TTPs 1 IoCs
- Checks whether UAC is enabled 1 TTPs 4 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of UnmapMainImage 1 IoCs
- Suspicious use of WriteProcessMemory 12 IoCs
- Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\d26885945eb4456891a98cf5150c51bb_JaffaCakes118.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\DWWIN.EXEC:\Windows\system32\DWWIN.EXE1⤵
-
C:\Users\Admin\AppData\Local\8HPCdV\DWWIN.EXEC:\Users\Admin\AppData\Local\8HPCdV\DWWIN.EXE1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\mblctr.exeC:\Windows\system32\mblctr.exe1⤵
-
C:\Users\Admin\AppData\Local\uaCFb\mblctr.exeC:\Users\Admin\AppData\Local\uaCFb\mblctr.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\BitLockerWizard.exeC:\Windows\system32\BitLockerWizard.exe1⤵
-
C:\Users\Admin\AppData\Local\xZb7\BitLockerWizard.exeC:\Users\Admin\AppData\Local\xZb7\BitLockerWizard.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
DWWIN.EXE
VERSION.dll
WINMM.dll
mblctr.exe
BitLockerWizard.exe
FVEWIZ.dll
Pvdelpvduyz.lnk
memory/1212-68-0x00007FFC445F0000-0x00007FFC44723000-memory.dmp
memory/1212-62-0x000001A9DCF90000-0x000001A9DCF97000-memory.dmp
memory/1212-63-0x00007FFC445F0000-0x00007FFC44723000-memory.dmp
memory/3404-28-0x00000000029E0000-0x00000000029E7000-memory.dmp
memory/3404-29-0x00007FFC61CB0000-0x00007FFC61CC0000-memory.dmp
memory/3404-13-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-12-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-10-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-9-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-8-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-7-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-6-0x00007FFC5FE9A000-0x00007FFC5FE9B000-memory.dmp
memory/3404-16-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-24-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-4-0x0000000002BC0000-0x0000000002BC1000-memory.dmp
memory/3404-11-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-14-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-15-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3404-35-0x0000000140000000-0x0000000140131000-memory.dmp
memory/3652-51-0x00007FFC445F0000-0x00007FFC44722000-memory.dmp
memory/3652-45-0x00007FFC445F0000-0x00007FFC44722000-memory.dmp
memory/3652-48-0x000001ABC3510000-0x000001ABC3517000-memory.dmp
memory/4436-79-0x0000022BDD620000-0x0000022BDD627000-memory.dmp
memory/4436-85-0x00007FFC445F0000-0x00007FFC44722000-memory.dmp
memory/4656-0-0x00000242AA970000-0x00000242AA977000-memory.dmp
memory/4656-38-0x00007FFC537D0000-0x00007FFC53901000-memory.dmp
memory/4656-1-0x00007FFC537D0000-0x00007FFC53901000-memory.dmp