Analysis
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max time kernel
150s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2022 02:39
Static task
static1
Behavioral task
behavioral1
Sample
35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe
Resource
win10v2004-20220901-en
windows10-2004-x64
8 signatures
150 seconds
General
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Target
35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe
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Size
266KB
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MD5
eebdc478e994f86dfba81c9b131c1ba7
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SHA1
bc4ae2a82fbd1d8a124924963b2aed8f9ae8bfb1
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SHA256
35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477
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SHA512
70998a9e8672b31f9559aaff2077f345cd3e03df55672e5c560a81a672b3d6f9bcc85b7f91309e62defdf6ea2f3c36de1f1df3a246d0c3fd24ff3572945afa35
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SSDEEP
6144:kfvPgzci9t7JOlRcrcUKB/lzjIrg4oHXKrXrv:AAci9t7cvcrcUKB/lYreaDT
Score
10/10
Malware Config
Signatures
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Detects Smokeloader packer 4 IoCs
resource yara_rule behavioral1/memory/460-133-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/4936-135-0x00000000007F0000-0x00000000007F9000-memory.dmp family_smokeloader behavioral1/memory/460-136-0x0000000000400000-0x0000000000409000-memory.dmp family_smokeloader behavioral1/memory/460-137-0x0000000000400000-0x0000000000409000-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 4936 set thread context of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96 -
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 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 460 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 460 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found 3048 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3048 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 460 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4936 wrote to memory of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96 PID 4936 wrote to memory of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96 PID 4936 wrote to memory of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96 PID 4936 wrote to memory of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96 PID 4936 wrote to memory of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96 PID 4936 wrote to memory of 460 4936 35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe"C:\Users\Admin\AppData\Local\Temp\35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4936 -
C:\Users\Admin\AppData\Local\Temp\35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe"C:\Users\Admin\AppData\Local\Temp\35aa0b0725c1471afdba1f38a90808c15360c6eb68e86f28bad7d9738ae2a477.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:460
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