Analysis
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max time kernel
154s -
max time network
157s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
04/12/2022, 14:41
Static task
static1
Behavioral task
behavioral1
Sample
6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe
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Size
341KB
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MD5
c7cdb691e025d80891b6cdc2110b1815
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SHA1
f540dc134009a731da9d116b84a01831c638929c
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SHA256
6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525
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SHA512
2822bffd625440e7bb68f765ea9d149ad5717c71e1728a105b75ffa3bf131def304c029d1caa46f5cd54845d223dc5eca899bebb41577b1b5a27d1f65a146d71
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SSDEEP
3072:L1YEmvatiFxUi5h5cmk+t0JEC5ID3jMLXymlAjTI+TjLZDH6G11dRKi72s:xYeiIy1kiyEC5ID3j0ymlglLZuG1PZ
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/2284-133-0x0000000000030000-0x0000000000039000-memory.dmp family_smokeloader behavioral1/memory/520-135-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/520-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/520-138-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2284 set thread context of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80 -
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 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 520 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 520 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found 2704 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2704 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 520 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 2284 wrote to memory of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80 PID 2284 wrote to memory of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80 PID 2284 wrote to memory of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80 PID 2284 wrote to memory of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80 PID 2284 wrote to memory of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80 PID 2284 wrote to memory of 520 2284 6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe"C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2284 -
C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe"C:\Users\Admin\AppData\Local\Temp\6135beb7fbb464236364eea930de6ae63599767f73b9e30c2ea5120e1f71d525.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:520
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