Analysis
- max time kernel
150s - max time network
44s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system - submitted
27/01/2023, 02:18
Static task
static1
Behavioral task
behavioral1
Sample
file.exe
Resource
win7-20220812-en
windows7-x64
7 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 201KB
- Sample230127-cracqagb87
- SHA256 2f2e1fe9ddf13496478fa00e6dc14561bf28c76a9ab5a007658e8038bb2a31b6
- MD5 c97709361260b5eb1758521e659c2906
- SHA1 0c6f05d762b421650ff35294c17a8397871e88a2
- SHA512 8e48d80aff51592c49b8c94ea0aadb93beb42546390309ef81922d053c5be7b2efe624e4dc52e111139f35c9e2a381786e2f91117298c3f80ed5052bba2fce61
- SSDEEP 3072:eKBN3bpOGesgNbHNLew/0o45S8UWmp0lqbT/LS9WL4XFH8:NHgRNLew/0UXWd1WLAH8
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/112-55-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/112-54-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/1056-58-0x0000000000220000-0x0000000000229000-memory.dmp family_smokeloader behavioral1/memory/112-59-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/112-60-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1056 set thread context of 112 1056 file.exe 26 - Checks SCSI registry key(s) 3 TTPs 3 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 - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 112 file.exe 112 file.exe 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found 1416 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 112 file.exe - Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1056 wrote to memory of 112 1056 file.exe 26 PID 1056 wrote to memory of 112 1056 file.exe 26 PID 1056 wrote to memory of 112 1056 file.exe 26 PID 1056 wrote to memory of 112 1056 file.exe 26 PID 1056 wrote to memory of 112 1056 file.exe 26 PID 1056 wrote to memory of 112 1056 file.exe 26 PID 1056 wrote to memory of 112 1056 file.exe 26
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:1056 -
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:112
-