Analysis
- max time kernel
151s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
30/12/2022, 08:38
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
10 signatures
150 seconds
General
- Target file.exe
- Size 234KB
- Sample221230-kjp27sae7x
- SHA256 635cdfb5397d6cf93a64a03f4cc14b9ddf4969e41fcdf5b40e34655d16adc0e0
- MD5 009153a02657d9aa6daf73c68d3d2cab
- SHA1 140fd5b4d72ab570033cccae94a50e9fd3829400
- SHA512 e846fc302712688fa57712dfaed72cde9742c79c95c339ee301300ef8a248aa84ca91cae88f5f543d06977ca6604a96562df0b1a8a9f9a44c44ea570223a32c5
- SSDEEP 3072:hE20Lc/hRbfdZCpa5TiGMIfeZ5lfLU8y5/LU8y5VIGB6xuqqb53y1teM:2Lc/LfLniG+5lfo5oPIxx3E5
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 6 IoCs
resource yara_rule behavioral2/memory/4728-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4976-135-0x00000000005F0000-0x00000000005F9000-memory.dmp family_smokeloader behavioral2/memory/4728-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/4728-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3120-192-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3120-193-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 2 IoCs
pid Process 4948 awbbdic 3120 awbbdic - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 4976 set thread context of 4728 4976 file.exe 84 PID 4948 set thread context of 3120 4948 awbbdic 91 - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI awbbdic Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI awbbdic Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI awbbdic Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4728 file.exe 4728 file.exe 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found 2764 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2764 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 4728 file.exe 3120 awbbdic - Suspicious use of AdjustPrivilegeToken 14 IoCs
description pid Process Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found Token: SeShutdownPrivilege 2764 Process not Found Token: SeCreatePagefilePrivilege 2764 Process not Found - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4976 wrote to memory of 4728 4976 file.exe 84 PID 4976 wrote to memory of 4728 4976 file.exe 84 PID 4976 wrote to memory of 4728 4976 file.exe 84 PID 4976 wrote to memory of 4728 4976 file.exe 84 PID 4976 wrote to memory of 4728 4976 file.exe 84 PID 4976 wrote to memory of 4728 4976 file.exe 84 PID 4948 wrote to memory of 3120 4948 awbbdic 91 PID 4948 wrote to memory of 3120 4948 awbbdic 91 PID 4948 wrote to memory of 3120 4948 awbbdic 91 PID 4948 wrote to memory of 3120 4948 awbbdic 91 PID 4948 wrote to memory of 3120 4948 awbbdic 91 PID 4948 wrote to memory of 3120 4948 awbbdic 91
Processes
-
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4976 -
C:\Users\Admin\AppData\Local\Temp\file.exe"C:\Users\Admin\AppData\Local\Temp\file.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4728
-
-
C:\Users\Admin\AppData\Roaming\awbbdicC:\Users\Admin\AppData\Roaming\awbbdic1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4948 -
C:\Users\Admin\AppData\Roaming\awbbdicC:\Users\Admin\AppData\Roaming\awbbdic2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:3120
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\awbbdic
- Size 234KB
- SHA256 635cdfb5397d6cf93a64a03f4cc14b9ddf4969e41fcdf5b40e34655d16adc0e0
- MD5 009153a02657d9aa6daf73c68d3d2cab
- SHA1 140fd5b4d72ab570033cccae94a50e9fd3829400
- SHA512 e846fc302712688fa57712dfaed72cde9742c79c95c339ee301300ef8a248aa84ca91cae88f5f543d06977ca6604a96562df0b1a8a9f9a44c44ea570223a32c5
- SSDEEP 3072:hE20Lc/hRbfdZCpa5TiGMIfeZ5lfLU8y5/LU8y5VIGB6xuqqb53y1teM:2Lc/LfLniG+5lfo5oPIxx3E5
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\awbbdic
- Size 234KB
- SHA256 635cdfb5397d6cf93a64a03f4cc14b9ddf4969e41fcdf5b40e34655d16adc0e0
- MD5 009153a02657d9aa6daf73c68d3d2cab
- SHA1 140fd5b4d72ab570033cccae94a50e9fd3829400
- SHA512 e846fc302712688fa57712dfaed72cde9742c79c95c339ee301300ef8a248aa84ca91cae88f5f543d06977ca6604a96562df0b1a8a9f9a44c44ea570223a32c5
- SSDEEP 3072:hE20Lc/hRbfdZCpa5TiGMIfeZ5lfLU8y5/LU8y5VIGB6xuqqb53y1teM:2Lc/LfLniG+5lfo5oPIxx3E5
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\awbbdic
- Size 234KB
- SHA256 635cdfb5397d6cf93a64a03f4cc14b9ddf4969e41fcdf5b40e34655d16adc0e0
- MD5 009153a02657d9aa6daf73c68d3d2cab
- SHA1 140fd5b4d72ab570033cccae94a50e9fd3829400
- SHA512 e846fc302712688fa57712dfaed72cde9742c79c95c339ee301300ef8a248aa84ca91cae88f5f543d06977ca6604a96562df0b1a8a9f9a44c44ea570223a32c5
- SSDEEP 3072:hE20Lc/hRbfdZCpa5TiGMIfeZ5lfLU8y5/LU8y5VIGB6xuqqb53y1teM:2Lc/LfLniG+5lfo5oPIxx3E5
- MD5 SHA1 SHA512 SSDEEP