Analysis
- max time kernel
357s - max time network
386s - platform
windows10-2004_x64 - resource
win10v2004-20221111-en - resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system - submitted
06/12/2022, 03:44
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220901-en
windows7-x64
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
file.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
10 signatures
150 seconds
General
- Target file.exe
- Size 273KB
- Sample221206-eagrkscc8w
- SHA256 670eafdb5577bcabc3cf12d159edde0190f9e5c26d7ba8d6a6e1fb6cc4845733
- MD5 fdf497f43dd77744d0e7567a55b5d730
- SHA1 5ff66b9d66a8fdee50e4c4935e527d8981800f30
- SHA512 f55a24916fc55ff1983f07b23ff3524a9237d0bccbb339d53026e412b2890d71140c4c0b61c4335a1d7bce4d3265ab3a83297db9672b49017ad57505760dc21a
- SSDEEP 6144:29CJMW6pJTTJTY0XJ9xRz5aUiMBIDcPaVS:29KMW6bTT5LXjxLC5DcCVS
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 6 IoCs
resource yara_rule behavioral2/memory/1844-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3636-135-0x00000000006C0000-0x00000000006C9000-memory.dmp family_smokeloader behavioral2/memory/1844-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1844-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/760-144-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/760-145-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Executes dropped EXE 2 IoCs
pid Process 3560 theagwg 760 theagwg - Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3636 set thread context of 1844 3636 file.exe 81 PID 3560 set thread context of 760 3560 theagwg 86 - Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI file.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI theagwg Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI theagwg Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI theagwg - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1844 file.exe 1844 file.exe 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found 2396 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2396 Process not Found - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1844 file.exe 760 theagwg - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 2396 Process not Found Token: SeCreatePagefilePrivilege 2396 Process not Found - Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3636 wrote to memory of 1844 3636 file.exe 81 PID 3636 wrote to memory of 1844 3636 file.exe 81 PID 3636 wrote to memory of 1844 3636 file.exe 81 PID 3636 wrote to memory of 1844 3636 file.exe 81 PID 3636 wrote to memory of 1844 3636 file.exe 81 PID 3636 wrote to memory of 1844 3636 file.exe 81 PID 3560 wrote to memory of 760 3560 theagwg 86 PID 3560 wrote to memory of 760 3560 theagwg 86 PID 3560 wrote to memory of 760 3560 theagwg 86 PID 3560 wrote to memory of 760 3560 theagwg 86 PID 3560 wrote to memory of 760 3560 theagwg 86 PID 3560 wrote to memory of 760 3560 theagwg 86
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:3636 -
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:1844
-
-
C:\Users\Admin\AppData\Roaming\theagwgC:\Users\Admin\AppData\Roaming\theagwg1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3560 -
C:\Users\Admin\AppData\Roaming\theagwgC:\Users\Admin\AppData\Roaming\theagwg2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:760
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
- Path C:\Users\Admin\AppData\Roaming\theagwg
- Size 273KB
- SHA256 670eafdb5577bcabc3cf12d159edde0190f9e5c26d7ba8d6a6e1fb6cc4845733
- MD5 fdf497f43dd77744d0e7567a55b5d730
- SHA1 5ff66b9d66a8fdee50e4c4935e527d8981800f30
- SHA512 f55a24916fc55ff1983f07b23ff3524a9237d0bccbb339d53026e412b2890d71140c4c0b61c4335a1d7bce4d3265ab3a83297db9672b49017ad57505760dc21a
- SSDEEP 6144:29CJMW6pJTTJTY0XJ9xRz5aUiMBIDcPaVS:29KMW6bTT5LXjxLC5DcCVS
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\theagwg
- Size 273KB
- SHA256 670eafdb5577bcabc3cf12d159edde0190f9e5c26d7ba8d6a6e1fb6cc4845733
- MD5 fdf497f43dd77744d0e7567a55b5d730
- SHA1 5ff66b9d66a8fdee50e4c4935e527d8981800f30
- SHA512 f55a24916fc55ff1983f07b23ff3524a9237d0bccbb339d53026e412b2890d71140c4c0b61c4335a1d7bce4d3265ab3a83297db9672b49017ad57505760dc21a
- SSDEEP 6144:29CJMW6pJTTJTY0XJ9xRz5aUiMBIDcPaVS:29KMW6bTT5LXjxLC5DcCVS
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\theagwg
- Size 273KB
- SHA256 670eafdb5577bcabc3cf12d159edde0190f9e5c26d7ba8d6a6e1fb6cc4845733
- MD5 fdf497f43dd77744d0e7567a55b5d730
- SHA1 5ff66b9d66a8fdee50e4c4935e527d8981800f30
- SHA512 f55a24916fc55ff1983f07b23ff3524a9237d0bccbb339d53026e412b2890d71140c4c0b61c4335a1d7bce4d3265ab3a83297db9672b49017ad57505760dc21a
- SSDEEP 6144:29CJMW6pJTTJTY0XJ9xRz5aUiMBIDcPaVS:29KMW6bTT5LXjxLC5DcCVS
- MD5 SHA1 SHA512 SSDEEP