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Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20220812-en -
resource tags
arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system -
submitted
29/09/2022, 18:04
Static task
static1
Behavioral task
behavioral1
Sample
5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe
Resource
win10-20220812-en
General
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Target
5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe
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Size
284KB
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MD5
81918bfb41d256be7d2a45f13a2d7f85
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SHA1
98f4a13c6fd5f4b78872f7fbabeb2f7c60e01f4c
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SHA256
5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076
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SHA512
37cec5f62bba53a32402fa87040c29bf723df741cab4f9c5f411a4aebf5ef2f42e29af4162ef5a17f77dba5b4a8831c3b4cb58a50c48666af6ffff8e136566d4
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SSDEEP
3072:wXhLVElCqcvA/3p/PN5+FtkJCvyQ8rZr4TMv4hh41WrxpzbgqruO0K6zkCsMpZaM:krEn4tkJCmRm41uzbgwuO0AMwVfgzL
Malware Config
Signatures
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Detects Smokeloader packer 5 IoCs
resource yara_rule behavioral1/memory/4788-146-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4788-147-0x0000000000402DD8-mapping.dmp family_smokeloader behavioral1/memory/3828-148-0x00000000005A0000-0x00000000005A9000-memory.dmp family_smokeloader behavioral1/memory/4788-163-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4788-180-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader -
SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 3040 Process not Found -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 3828 set thread context of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4788 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 4788 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found 3040 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3040 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4788 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 3828 wrote to memory of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66 PID 3828 wrote to memory of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66 PID 3828 wrote to memory of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66 PID 3828 wrote to memory of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66 PID 3828 wrote to memory of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66 PID 3828 wrote to memory of 4788 3828 5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe 66
Processes
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C:\Users\Admin\AppData\Local\Temp\5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe"C:\Users\Admin\AppData\Local\Temp\5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3828 -
C:\Users\Admin\AppData\Local\Temp\5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe"C:\Users\Admin\AppData\Local\Temp\5add51a8c4b5a8837dddb0598dbcac4d2f3cb19e478306c73b6b4aaf3e061076.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4788
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