Analysis
- max time kernel
150s - max time network
138s - platform
windows10-2004_x64 - resource
win10v2004-20220901-en - resource tags
- submitted
16/11/2022, 11:16
General
- Target file.exe
- Size 226KB
- Sample221116-nc5e4aac59
- SHA256 c2ae721f4a94d190b2322c193fe0bb1760a4e47dc069a69364b3690c2db973ee
Malware Config
Signatures
- Detects Smokeloader packer 1 IoCs
- SmokeLoader
Modular backdoor trojan in use since 2014.
- Downloads MZ/PE file
- Executes dropped EXE 1 IoCs
- Loads dropped DLL 1 IoCs
- Program crash 1 IoCs
- Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
- Modifies registry class 3 IoCs
- Suspicious behavior: EnumeratesProcesses 64 IoCs
- Suspicious behavior: GetForegroundWindowSpam 1 IoCs
- Suspicious behavior: MapViewOfSection 1 IoCs
- Suspicious use of AdjustPrivilegeToken 32 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of WriteProcessMemory 6 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
-
C:\Users\Admin\AppData\Local\Temp\2DB7.exeC:\Users\Admin\AppData\Local\Temp\2DB7.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" "C:\Users\Admin\AppData\Local\Temp\Qieppoeedtppeh.tmp",Risetpqpdpi2⤵
- Loads dropped DLL
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1372 -s 5362⤵
- Program crash
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1372 -ip 13721⤵
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
2DB7.exe
2DB7.exe
Qieppoeedtppeh.tmp
Qieppoeedtppeh.tmp
memory/1372-142-0x0000000000E0C000-0x0000000000EF9000-memory.dmp
memory/1372-143-0x0000000000F70000-0x000000000109F000-memory.dmp
memory/1372-144-0x0000000000400000-0x0000000000914000-memory.dmp
memory/3068-167-0x0000000007620000-0x0000000007630000-memory.dmp
memory/3068-172-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-147-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-148-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-150-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-149-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-151-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-152-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-153-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-154-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-155-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-156-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-157-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-158-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-159-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-160-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-161-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-162-0x00000000075D0000-0x00000000075E0000-memory.dmp
memory/3068-163-0x0000000007620000-0x0000000007630000-memory.dmp
memory/3068-164-0x0000000007620000-0x0000000007630000-memory.dmp
memory/3068-165-0x0000000007620000-0x0000000007630000-memory.dmp
memory/3068-166-0x0000000007620000-0x0000000007630000-memory.dmp
memory/3068-145-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-168-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-169-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-170-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-171-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-146-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-173-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-174-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-175-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-176-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-177-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-178-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-179-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-180-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-181-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-182-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-183-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-184-0x00000000073D0000-0x00000000073E0000-memory.dmp
memory/3068-185-0x0000000008910000-0x0000000008920000-memory.dmp
memory/3068-186-0x0000000008910000-0x0000000008920000-memory.dmp
memory/3068-187-0x0000000008910000-0x0000000008920000-memory.dmp
memory/3068-188-0x0000000002BE0000-0x0000000002BF0000-memory.dmp
memory/3068-189-0x0000000008910000-0x0000000008920000-memory.dmp
memory/3068-190-0x0000000008910000-0x0000000008920000-memory.dmp
memory/3068-191-0x0000000008910000-0x0000000008920000-memory.dmp
memory/3068-192-0x0000000002BE0000-0x0000000002BF0000-memory.dmp
memory/4884-132-0x00000000008E7000-0x00000000008FD000-memory.dmp
memory/4884-133-0x0000000000030000-0x0000000000039000-memory.dmp
memory/4884-134-0x0000000000400000-0x000000000083C000-memory.dmp
memory/4884-135-0x0000000000400000-0x000000000083C000-memory.dmp