Analysis
- max time kernel
149s - max time network
115s - platform
windows10-2004_x64 - resource
win10v2004-20240802-en - resource tags
- submitted
06/09/2024, 09:46
General
- Target cf42baf701af133c3b5644942b098edd_JaffaCakes118.dll
- Size 1.2MB
- Sample240906-lr2xeazdle
- SHA256 912ee7943db3b7e80cca61c022154f0fc13ef29ff948a89bbc87ed1b2938ac94
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
- Event Triggered Execution: Accessibility Features 1 TTPs
Windows contains accessibility features that may be used by adversaries to establish persistence and/or elevate privileges.
- 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\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\cf42baf701af133c3b5644942b098edd_JaffaCakes118.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\AtBroker.exeC:\Windows\system32\AtBroker.exe1⤵
-
C:\Users\Admin\AppData\Local\BwoDxEr\AtBroker.exeC:\Users\Admin\AppData\Local\BwoDxEr\AtBroker.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\eudcedit.exeC:\Windows\system32\eudcedit.exe1⤵
-
C:\Users\Admin\AppData\Local\C9pY6\eudcedit.exeC:\Users\Admin\AppData\Local\C9pY6\eudcedit.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\ddodiag.exeC:\Windows\system32\ddodiag.exe1⤵
-
C:\Users\Admin\AppData\Local\DPKucxB2\ddodiag.exeC:\Users\Admin\AppData\Local\DPKucxB2\ddodiag.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Accessibility Features
1Replay Monitor
Loading Replay Monitor...
Downloads
AtBroker.exe
UxTheme.dll
MFC42u.dll
eudcedit.exe
XmlLite.dll
ddodiag.exe
Pvdelpvduyz.lnk
memory/1192-45-0x0000018ACCB80000-0x0000018ACCB87000-memory.dmp
memory/1192-46-0x00007FF8BDBC0000-0x00007FF8BDCF1000-memory.dmp
memory/1192-51-0x00007FF8BDBC0000-0x00007FF8BDCF1000-memory.dmp
memory/2872-68-0x00007FF8BDBC0000-0x00007FF8BDCF7000-memory.dmp
memory/2872-65-0x000001CBA3F40000-0x000001CBA3F47000-memory.dmp
memory/2872-62-0x00007FF8BDBC0000-0x00007FF8BDCF7000-memory.dmp
memory/3252-79-0x000001F977C90000-0x000001F977C97000-memory.dmp
memory/3252-85-0x00007FF8BDBC0000-0x00007FF8BDCF1000-memory.dmp
memory/3400-29-0x0000000000D50000-0x0000000000D57000-memory.dmp
memory/3400-16-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-7-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-6-0x00007FF8DAB1A000-0x00007FF8DAB1B000-memory.dmp
memory/3400-9-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-10-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-11-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-13-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-15-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-8-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-24-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-4-0x0000000003050000-0x0000000003051000-memory.dmp
memory/3400-35-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-33-0x00007FF8DB7B0000-0x00007FF8DB7C0000-memory.dmp
memory/3400-14-0x0000000140000000-0x0000000140130000-memory.dmp
memory/3400-12-0x0000000140000000-0x0000000140130000-memory.dmp
memory/4804-0-0x00007FF8CD680000-0x00007FF8CD7B0000-memory.dmp
memory/4804-38-0x00007FF8CD680000-0x00007FF8CD7B0000-memory.dmp
memory/4804-3-0x0000020E18270000-0x0000020E18277000-memory.dmp