Analysis
- max time kernel
150s - max time network
146s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
31/08/2022, 07:51
Static task
static1
Behavioral task
behavioral1
Sample
c4448aecf42d91422ecaf5e3e8165adb.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
c4448aecf42d91422ecaf5e3e8165adb.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
- Target c4448aecf42d91422ecaf5e3e8165adb.exe
- Size 299KB
- Sample220831-jptrxabbck
- SHA256 02622d452d21ecf4ba3cea72c8e96212c2db3296d4a804962c0e18279bcdeff7
- MD5 c4448aecf42d91422ecaf5e3e8165adb
- SHA1 755b8e2a5b1694f482d999be15456eda93c08631
- SHA512 c24542bc317e54b036452171e283474854095294191169a1b6e546fe5d6af9146a8d26ab03cf13e4ae43f13232b6a3ec879601734ada541e719869476cd9d4f6
- SSDEEP 6144:wJZyPZaaC4WVKAqmWbsIElLTYApPG8ZEboAKKzvF:myYavWhpWbsIElLTTP9Zt6zt
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral2/memory/3296-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/1224-135-0x0000000000960000-0x0000000000969000-memory.dmp family_smokeloader behavioral2/memory/3296-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral2/memory/3296-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader - SmokeLoader
Modular backdoor trojan in use since 2014.
- Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1224 set thread context of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.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 c4448aecf42d91422ecaf5e3e8165adb.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c4448aecf42d91422ecaf5e3e8165adb.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c4448aecf42d91422ecaf5e3e8165adb.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3296 c4448aecf42d91422ecaf5e3e8165adb.exe 3296 c4448aecf42d91422ecaf5e3e8165adb.exe 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found 968 Process not Found - Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 968 Process not Found - Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3296 c4448aecf42d91422ecaf5e3e8165adb.exe - Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1224 wrote to memory of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.exe 83 PID 1224 wrote to memory of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.exe 83 PID 1224 wrote to memory of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.exe 83 PID 1224 wrote to memory of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.exe 83 PID 1224 wrote to memory of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.exe 83 PID 1224 wrote to memory of 3296 1224 c4448aecf42d91422ecaf5e3e8165adb.exe 83
Processes
-
C:\Users\Admin\AppData\Local\Temp\c4448aecf42d91422ecaf5e3e8165adb.exe"C:\Users\Admin\AppData\Local\Temp\c4448aecf42d91422ecaf5e3e8165adb.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1224 -
C:\Users\Admin\AppData\Local\Temp\c4448aecf42d91422ecaf5e3e8165adb.exe"C:\Users\Admin\AppData\Local\Temp\c4448aecf42d91422ecaf5e3e8165adb.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3296
-