Analysis
- max time kernel
154s - max time network
140s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
06/09/2022, 08:51
Static task
static1
Behavioral task
behavioral1
Sample
53e085fd0da4fa86980309b7bc86ea54.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
53e085fd0da4fa86980309b7bc86ea54.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target 53e085fd0da4fa86980309b7bc86ea54.exe
- Size 332KB
- Sample220906-kr54dsaba9
- SHA256 96f4e0b57a75f8c1871bcc1172fba847b09777d30a36a2ea7fbf8dc61dd9e8e1
- MD5 53e085fd0da4fa86980309b7bc86ea54
- SHA1 73e86ba4954badac2fbd2bc248f24e0d8c573719
- SHA512 0bfccf7fc77d14cd2143d5a23a47bebe79595a3d4b2ed14454b19cd4955cb8814641fb0ac49d806729b77780618a8849a22be23fd6a339707b0b9ef5c679501c
- SSDEEP 3072:7X0ZgewTc7LW8qqhin5C24ZTzqgLrTAcsSAg6sRA/rnVb7gn+Sl3w2DYqXfOmzXw:THSLvjh53dHAcn6gAublA2bXfOUe
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/2412-133-0x0000000002C50000-0x0000000002C59000-memory.dmp family_smokeloader behavioral2/memory/1808-135-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1808-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1808-138-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2412 set thread context of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83 - 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 53e085fd0da4fa86980309b7bc86ea54.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 53e085fd0da4fa86980309b7bc86ea54.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 53e085fd0da4fa86980309b7bc86ea54.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1808 53e085fd0da4fa86980309b7bc86ea54.exe 1808 53e085fd0da4fa86980309b7bc86ea54.exe 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found 600 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 600 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1808 53e085fd0da4fa86980309b7bc86ea54.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2412 wrote to memory of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83 PID 2412 wrote to memory of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83 PID 2412 wrote to memory of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83 PID 2412 wrote to memory of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83 PID 2412 wrote to memory of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83 PID 2412 wrote to memory of 1808 2412 53e085fd0da4fa86980309b7bc86ea54.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\53e085fd0da4fa86980309b7bc86ea54.exe"C:\Users\Admin\AppData\Local\Temp\53e085fd0da4fa86980309b7bc86ea54.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2412 -
C:\Users\Admin\AppData\Local\Temp\53e085fd0da4fa86980309b7bc86ea54.exe"C:\Users\Admin\AppData\Local\Temp\53e085fd0da4fa86980309b7bc86ea54.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1808
-