Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231215-en - resource tags
- submitted
19/01/2024, 12:26
General
- Target 679f5677802f338adc80c1c2058b5f66.dll
- Size 1.4MB
- Sample240119-pmjrtadggn
- SHA256 7c001fa46c93bc6147cf0e2fafbbf52213c1ec82788aa9bba51c89bb12cfe90f
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 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\679f5677802f338adc80c1c2058b5f66.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\ApplySettingsTemplateCatalog.exeC:\Windows\system32\ApplySettingsTemplateCatalog.exe1⤵
-
C:\Users\Admin\AppData\Local\QNNvZfuco\ApplySettingsTemplateCatalog.exeC:\Users\Admin\AppData\Local\QNNvZfuco\ApplySettingsTemplateCatalog.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\sethc.exeC:\Windows\system32\sethc.exe1⤵
-
C:\Users\Admin\AppData\Local\HTwag5\sethc.exeC:\Users\Admin\AppData\Local\HTwag5\sethc.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Users\Admin\AppData\Local\en22fNB\tabcal.exeC:\Users\Admin\AppData\Local\en22fNB\tabcal.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\tabcal.exeC:\Windows\system32\tabcal.exe1⤵
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
WTSAPI32.dll
WTSAPI32.dll
sethc.exe
sethc.exe
ACTIVEDS.dll
ACTIVEDS.dll
ApplySettingsTemplateCatalog.exe
ApplySettingsTemplateCatalog.exe
HID.DLL
HID.DLL
tabcal.exe
tabcal.exe
Psfjn.lnk
WTSAPI32.dll
HID.DLL
ACTIVEDS.dll
memory/1464-1-0x0000000140000000-0x000000014016A000-memory.dmp
memory/1464-36-0x0000000140000000-0x000000014016A000-memory.dmp
memory/1464-2-0x000002362FB10000-0x000002362FB17000-memory.dmp
memory/1464-0-0x0000000140000000-0x000000014016A000-memory.dmp
memory/2632-83-0x0000024ED4960000-0x0000024ED4967000-memory.dmp
memory/2632-80-0x0000000140000000-0x000000014016B000-memory.dmp
memory/2632-87-0x0000000140000000-0x000000014016B000-memory.dmp
memory/2728-105-0x0000000140000000-0x000000014016B000-memory.dmp
memory/2728-100-0x0000023F77B70000-0x0000023F77B77000-memory.dmp
memory/2728-98-0x0000000140000000-0x000000014016B000-memory.dmp
memory/3412-64-0x000001CF89580000-0x000001CF89587000-memory.dmp
memory/3412-67-0x0000000140000000-0x000000014016B000-memory.dmp
memory/3412-61-0x0000000140000000-0x000000014016B000-memory.dmp
memory/3440-27-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-20-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-25-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-26-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-50-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-52-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-28-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-41-0x00007FFE287C0000-0x00007FFE287D0000-memory.dmp
memory/3440-40-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-29-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-32-0x0000000002410000-0x0000000002417000-memory.dmp
memory/3440-31-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-30-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-23-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-22-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-24-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-19-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-17-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-16-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-15-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-14-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-13-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-11-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-9-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-8-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-7-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-5-0x0000000003EB0000-0x0000000003EB1000-memory.dmp
memory/3440-21-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-18-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-12-0x0000000140000000-0x000000014016A000-memory.dmp
memory/3440-10-0x00007FFE284FA000-0x00007FFE284FB000-memory.dmp