Analysis
- max time kernel
149s - max time network
152s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
- submitted
10/03/2024, 08:23
General
- Target be2022cc704ee9381e821864f1e942e0.dll
- Size 2.0MB
- Sample240310-j9752agc33
- SHA256 8018d5e151a11dbaa1472e251fa5af0f73c0365e7aaef8a65a43e636c19f0278
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 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\be2022cc704ee9381e821864f1e942e0.dll,#11⤵
- Checks whether UAC is enabled
- Suspicious behavior: EnumeratesProcesses
-
C:\Windows\system32\sessionmsg.exeC:\Windows\system32\sessionmsg.exe1⤵
-
C:\Users\Admin\AppData\Local\dhjuVI\sessionmsg.exeC:\Users\Admin\AppData\Local\dhjuVI\sessionmsg.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\SystemPropertiesProtection.exeC:\Windows\system32\SystemPropertiesProtection.exe1⤵
-
C:\Users\Admin\AppData\Local\ZvDeG4W\SystemPropertiesProtection.exeC:\Users\Admin\AppData\Local\ZvDeG4W\SystemPropertiesProtection.exe1⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks whether UAC is enabled
-
C:\Windows\system32\rdpinit.exeC:\Windows\system32\rdpinit.exe1⤵
-
C:\Users\Admin\AppData\Local\ICXL\rdpinit.exeC:\Users\Admin\AppData\Local\ICXL\rdpinit.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
WTSAPI32.dll
WTSAPI32.dll
rdpinit.exe
rdpinit.exe
SYSDM.CPL
SYSDM.CPL
SystemPropertiesProtection.exe
DUser.dll
DUser.dll
sessionmsg.exe
DUser.dll
Qoupr.lnk
SYSDM.CPL
WTSAPI32.dll
memory/1764-9-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/1764-4-0x000002A6E48A0000-0x000002A6E48A7000-memory.dmp
memory/1764-0-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/1764-1-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-20-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-61-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-22-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-24-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-25-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-26-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-28-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-27-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-29-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-30-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-32-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-34-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-31-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-33-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-36-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-35-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-37-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-38-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-39-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-40-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-41-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-43-0x0000000000B90000-0x0000000000B97000-memory.dmp
memory/3360-49-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-50-0x00007FFCED860000-0x00007FFCED870000-memory.dmp
memory/3360-59-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-23-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-21-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-19-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-6-0x00007FFCEB91A000-0x00007FFCEB91B000-memory.dmp
memory/3360-5-0x0000000002CA0000-0x0000000002CA1000-memory.dmp
memory/3360-8-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-10-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-18-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-17-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-11-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-12-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-13-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-14-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-16-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3360-15-0x0000000140000000-0x00000001401FA000-memory.dmp
memory/3392-77-0x0000000140000000-0x00000001401FC000-memory.dmp
memory/3392-70-0x0000000140000000-0x00000001401FC000-memory.dmp
memory/3392-72-0x000001816DA00000-0x000001816DA07000-memory.dmp
memory/3392-71-0x0000000140000000-0x00000001401FC000-memory.dmp
memory/4592-89-0x0000000140000000-0x00000001401FB000-memory.dmp
memory/4592-95-0x0000000140000000-0x00000001401FB000-memory.dmp
memory/4592-91-0x0000022D30FD0000-0x0000022D30FD7000-memory.dmp
memory/4592-88-0x0000000140000000-0x00000001401FB000-memory.dmp
memory/4624-109-0x0000000140000000-0x00000001401FB000-memory.dmp
memory/4624-110-0x0000025831810000-0x0000025831817000-memory.dmp
memory/4624-115-0x0000000140000000-0x00000001401FB000-memory.dmp