Analysis
- max time kernel
150s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
26/08/2024, 01:09
General
- Target c1fad4e897cfb353e662f497347789ac_JaffaCakes118.dll
- Size 1.2MB
- Sample240826-bh331axhmj
- SHA256 8bf41e771cc975937d4117383a49b019d875fe2dcae707a9c85962982a31e608
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 3 IoCs
- Suspicious behavior: EnumeratesProcesses 64 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\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\c1fad4e897cfb353e662f497347789ac_JaffaCakes118.dll1⤵
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\bdechangepin.exeC:\Windows\system32\bdechangepin.exe1⤵
-
C:\Users\Admin\AppData\Local\440FuDV\bdechangepin.exeC:\Users\Admin\AppData\Local\440FuDV\bdechangepin.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\wbengine.exeC:\Windows\system32\wbengine.exe1⤵
-
C:\Users\Admin\AppData\Local\jH6dM\wbengine.exeC:\Users\Admin\AppData\Local\jH6dM\wbengine.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\LicensingUI.exeC:\Windows\system32\LicensingUI.exe1⤵
-
C:\Users\Admin\AppData\Local\pTLzuRyDt\LicensingUI.exeC:\Users\Admin\AppData\Local\pTLzuRyDt\LicensingUI.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
DUI70.dll
bdechangepin.exe
wbengine.exe
wer.dll
DUI70.dll
LicensingUI.exe
Mihblavoyj.lnk
memory/2656-72-0x00007FFDDA970000-0x00007FFDDAAB8000-memory.dmp
memory/2656-66-0x00007FFDDA970000-0x00007FFDDAAB8000-memory.dmp
memory/2656-69-0x000001FEBCB90000-0x000001FEBCB97000-memory.dmp
memory/2876-3-0x0000000000F10000-0x0000000000F17000-memory.dmp
memory/2876-0-0x00007FFDE9370000-0x00007FFDE94B6000-memory.dmp
memory/2876-40-0x00007FFDE9370000-0x00007FFDE94B6000-memory.dmp
memory/3460-9-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-31-0x00007FFDF8050000-0x00007FFDF8060000-memory.dmp
memory/3460-10-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-13-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-8-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-16-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-7-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-14-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-17-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-18-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-5-0x0000000002D30000-0x0000000002D31000-memory.dmp
memory/3460-4-0x00007FFDF72BA000-0x00007FFDF72BB000-memory.dmp
memory/3460-11-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-26-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-30-0x00000000010E0000-0x00000000010E7000-memory.dmp
memory/3460-37-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-12-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3460-15-0x0000000140000000-0x0000000140146000-memory.dmp
memory/3920-88-0x00007FFDDA930000-0x00007FFDDAABC000-memory.dmp
memory/4344-47-0x00007FFDDA930000-0x00007FFDDAABC000-memory.dmp
memory/4344-53-0x00007FFDDA930000-0x00007FFDDAABC000-memory.dmp
memory/4344-50-0x0000016896D80000-0x0000016896D87000-memory.dmp