Analysis
-
max time kernel
150s -
max time network
136s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
31-12-2022 08:46
Static task
static1
Behavioral task
behavioral1
Sample
6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
-
Target
6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe
-
Size
297KB
-
MD5
1d4d1693cadf2620e376ee441cb6a70a
-
SHA1
230dd05b51bbd79958216ccc7ca958b6e0a0e18c
-
SHA256
6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5
-
SHA512
a8bfae36c2a289e4beb470c5be544c91e568cdd8394ea1c090887a095bd72ab29a1331e506c6737c8f4380c97944a06688019a4cf46a8d36ee5ff2a1c4f883df
-
SSDEEP
3072:O6v+G0rXtLpeTXI6cDRA74K3Bv1tXODMS6x1Z/7mq1mq0oO+27hZYw8sS:LI9LpUI6d4K3BviD0xCd3bZYw
Score
10/10
Malware Config
Signatures
-
Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/4332-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/2796-135-0x0000000000600000-0x0000000000609000-memory.dmp family_smokeloader behavioral1/memory/4332-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4332-137-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
-
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2796 set thread context of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81 -
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 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4332 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 4332 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found 2944 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2944 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4332 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2796 wrote to memory of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81 PID 2796 wrote to memory of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81 PID 2796 wrote to memory of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81 PID 2796 wrote to memory of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81 PID 2796 wrote to memory of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81 PID 2796 wrote to memory of 4332 2796 6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe 81
Processes
-
C:\Users\Admin\AppData\Local\Temp\6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe"C:\Users\Admin\AppData\Local\Temp\6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Users\Admin\AppData\Local\Temp\6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe"C:\Users\Admin\AppData\Local\Temp\6d83e576b6e81e4067bcf935c9b7afbecd0843eef5441145c87f1afe9bed1ff5.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4332
-