Analysis
-
max time kernel
150s -
max time network
149s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
04-03-2021 18:19
Static task
static1
Behavioral task
behavioral1
Sample
dab5cb3a_extracted.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
dab5cb3a_extracted.exe
Resource
win10v20201028
General
-
Target
dab5cb3a_extracted.exe
-
Size
13KB
-
MD5
d32944081c256e418c96f098cf3ba2a1
-
SHA1
1b9ca30b52daefe9a289ca2fdf4ec6eeca4c4053
-
SHA256
1f617db02129529020fcb97ddceab04c9234ba4339f1d27e24679e0ea708aa2d
-
SHA512
9b37fd264633116e1f9dfd665d58c7fe218c5bcd68ecbd6604ccaaef206ef2b3b0b84b4aee7f66c2b9b8f6c18899aeda627798f244fee2922025c3b72ef1243a
Malware Config
Extracted
smokeloader
2017
http://dogewareservice.ru/
Signatures
-
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Deletes itself 1 IoCs
Processes:
explorer.exepid process 1436 explorer.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
explorer.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\Microsoft = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\gvvrtiaw\\vcfajudd.exe" explorer.exe Key created \REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run explorer.exe -
Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
Processes:
dab5cb3a_extracted.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum dab5cb3a_extracted.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 dab5cb3a_extracted.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 2024 292 WerFault.exe dab5cb3a_extracted.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
dab5cb3a_extracted.exeexplorer.exepid process 292 dab5cb3a_extracted.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe 1436 explorer.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
dab5cb3a_extracted.exepid process 292 dab5cb3a_extracted.exe 292 dab5cb3a_extracted.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
dab5cb3a_extracted.exedescription pid process target process PID 292 wrote to memory of 2024 292 dab5cb3a_extracted.exe WerFault.exe PID 292 wrote to memory of 2024 292 dab5cb3a_extracted.exe WerFault.exe PID 292 wrote to memory of 2024 292 dab5cb3a_extracted.exe WerFault.exe PID 292 wrote to memory of 2024 292 dab5cb3a_extracted.exe WerFault.exe PID 292 wrote to memory of 1436 292 dab5cb3a_extracted.exe explorer.exe PID 292 wrote to memory of 1436 292 dab5cb3a_extracted.exe explorer.exe PID 292 wrote to memory of 1436 292 dab5cb3a_extracted.exe explorer.exe PID 292 wrote to memory of 1436 292 dab5cb3a_extracted.exe explorer.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\dab5cb3a_extracted.exe"C:\Users\Admin\AppData\Local\Temp\dab5cb3a_extracted.exe"1⤵
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 292 -s 2602⤵
- Program crash
-
C:\Windows\SysWOW64\explorer.exeexplorer.exe2⤵
- Deletes itself
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/292-2-0x0000000076861000-0x0000000076863000-memory.dmpFilesize
8KB
-
memory/292-4-0x0000000000030000-0x000000000003A000-memory.dmpFilesize
40KB
-
memory/1436-5-0x0000000000000000-mapping.dmp
-
memory/1436-7-0x0000000075461000-0x0000000075463000-memory.dmpFilesize
8KB
-
memory/1436-8-0x0000000000E80000-0x0000000001101000-memory.dmpFilesize
2.5MB
-
memory/1436-9-0x00000000000C0000-0x00000000000CA000-memory.dmpFilesize
40KB
-
memory/2024-3-0x0000000000000000-mapping.dmp