Analysis
- max time kernel
141s - max time network
150s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
15/01/2024, 00:58
General
- Target 5bb6cea3e0092d407ef5c7ce3220b13a.dll
- Size 1.4MB
- Sample240115-bbje1sfcb4
- SHA256 091c252ca3124962b7c06d32a1f1cc089bb3860f73466b9ceb30e4a4643ab9e1
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
- Modifies registry class 2 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious use of AdjustPrivilegeToken 4 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\5bb6cea3e0092d407ef5c7ce3220b13a.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Users\Admin\AppData\Local\Wm1jrHt2\ApplySettingsTemplateCatalog.exeC:\Users\Admin\AppData\Local\Wm1jrHt2\ApplySettingsTemplateCatalog.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\ApplySettingsTemplateCatalog.exeC:\Windows\system32\ApplySettingsTemplateCatalog.exe1⤵
-
C:\Users\Admin\AppData\Local\Hxol\MusNotifyIcon.exeC:\Users\Admin\AppData\Local\Hxol\MusNotifyIcon.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\MusNotifyIcon.exeC:\Windows\system32\MusNotifyIcon.exe1⤵
-
C:\Users\Admin\AppData\Local\h6YT\isoburn.exeC:\Users\Admin\AppData\Local\h6YT\isoburn.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\isoburn.exeC:\Windows\system32\isoburn.exe1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
MusNotifyIcon.exe
MusNotifyIcon.exe
UxTheme.dll
UxTheme.dll
ACTIVEDS.dll
ACTIVEDS.dll
ApplySettingsTemplateCatalog.exe
ApplySettingsTemplateCatalog.exe
UxTheme.dll
UxTheme.dll
isoburn.exe
UxTheme.dll
Wdush.lnk
UxTheme.dll
ACTIVEDS.dll
memory/2144-100-0x0000000140000000-0x0000000140164000-memory.dmp
memory/2144-96-0x0000025E71900000-0x0000025E71907000-memory.dmp
memory/2644-79-0x000002574C7B0000-0x000002574C7B7000-memory.dmp
memory/2644-83-0x0000000140000000-0x0000000140164000-memory.dmp
memory/2896-60-0x0000011862510000-0x0000011862517000-memory.dmp
memory/2896-66-0x0000000140000000-0x0000000140164000-memory.dmp
memory/2896-61-0x0000000140000000-0x0000000140164000-memory.dmp
memory/3400-26-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-22-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-32-0x0000000002D90000-0x0000000002D97000-memory.dmp
memory/3400-39-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-29-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-40-0x00007FF84BB20000-0x00007FF84BB30000-memory.dmp
memory/3400-49-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-28-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-27-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-16-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-15-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-51-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-31-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-17-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-18-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-19-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-20-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-30-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-23-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-25-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-5-0x00007FF84B5CA000-0x00007FF84B5CB000-memory.dmp
memory/3400-24-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-21-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-4-0x0000000002DD0000-0x0000000002DD1000-memory.dmp
memory/3400-14-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-13-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-12-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-11-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-10-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-9-0x0000000140000000-0x0000000140163000-memory.dmp
memory/3400-7-0x0000000140000000-0x0000000140163000-memory.dmp
memory/4256-8-0x0000000140000000-0x0000000140163000-memory.dmp
memory/4256-1-0x000001763D500000-0x000001763D507000-memory.dmp
memory/4256-0-0x0000000140000000-0x0000000140163000-memory.dmp