Analysis
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max time kernel
150s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20231025-en -
resource tags
arch:x64arch:x86image:win10v2004-20231025-enlocale:en-usos:windows10-2004-x64system -
submitted
29/10/2023, 22:06
Static task
static1
Behavioral task
behavioral1
Sample
c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe
Resource
win10v2004-20231025-en
General
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Target
c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe
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Size
177KB
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MD5
4c4f6d3f8b2c33595e0b67b8d17fb354
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SHA1
d3fde483f12f73e317de2087d3abcf2cf8fda86b
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SHA256
c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd
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SHA512
6b78603e762f578172923be4740937d8dfc6b1de53559a393a625cded1706f96eb05b44420487c5994d9104b80e4c1fb78b4e8304ea17c8c5b92ca6dfb5b539a
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SSDEEP
3072:tpX9JKJxWCrqNfQyhK3CIr2ZIyxsj0A8k95fm63gJi62uPtTTr:j7KPWCrofQyk3Nqy6sD8r6g8AV
Malware Config
Extracted
smokeloader
up3
Extracted
smokeloader
2020
http://host-file-host6.com/
http://host-host-file8.com/
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
pid Process 3264 Process not Found -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1332 set thread context of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 -
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 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5112 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 5112 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found 3264 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3264 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 5112 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3264 Process not Found -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 1332 wrote to memory of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 PID 1332 wrote to memory of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 PID 1332 wrote to memory of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 PID 1332 wrote to memory of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 PID 1332 wrote to memory of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 PID 1332 wrote to memory of 5112 1332 c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe 88 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe"C:\Users\Admin\AppData\Local\Temp\c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1332 -
C:\Users\Admin\AppData\Local\Temp\c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe"C:\Users\Admin\AppData\Local\Temp\c85d49282af87df7a122b9e8de6d232fe7804b1f4cb0276a98a08165e53955dd.exe"2⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:5112
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