Analysis
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max time kernel
300s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
19-02-2024 04:47
Static task
static1
Behavioral task
behavioral1
Sample
18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe
Resource
win10-20240214-en
General
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Target
18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe
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Size
234KB
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MD5
91279277b9cc7d43752c76dcaea5fce6
-
SHA1
5411e516c578887602f29e56294e841b854b8b7e
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SHA256
18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08
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SHA512
3f4fbd59734f694ce2079ac10769d34366ec3d376f166c406acda9dc71bfa203e1a958e96bd218c6b6c1f47c12600c4bfc137675b6b2d297eed2107c80064696
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SSDEEP
3072:ntRDhbbbcLE9Ckqx8c4YgmDkkbmm4okHBqvs0R/b8JPbW:PB/cLE9CtycF1kZtoBb
Malware Config
Extracted
smokeloader
pub3
Extracted
smokeloader
2022
http://sjyey.com/tmp/index.php
http://babonwo.ru/tmp/index.php
http://mth.com.ua/tmp/index.php
http://piratia.pw/tmp/index.php
http://go-piratia.ru/tmp/index.php
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Deletes itself 1 IoCs
Processes:
pid process 1220 -
Executes dropped EXE 1 IoCs
Processes:
efrdrbjpid process 2144 efrdrbj -
Checks SCSI registry key(s) 3 TTPs 6 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
efrdrbj18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI efrdrbj Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI efrdrbj Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI efrdrbj Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exepid process 1984 18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe 1984 18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 1220 -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exeefrdrbjpid process 1984 18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe 2144 efrdrbj -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
description pid process Token: SeShutdownPrivilege 1220 -
Suspicious use of FindShellTrayWindow 2 IoCs
Processes:
pid process 1220 1220 -
Suspicious use of SendNotifyMessage 2 IoCs
Processes:
pid process 1220 1220 -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
taskeng.exedescription pid process target process PID 1916 wrote to memory of 2144 1916 taskeng.exe efrdrbj PID 1916 wrote to memory of 2144 1916 taskeng.exe efrdrbj PID 1916 wrote to memory of 2144 1916 taskeng.exe efrdrbj PID 1916 wrote to memory of 2144 1916 taskeng.exe efrdrbj -
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\18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe"C:\Users\Admin\AppData\Local\Temp\18d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1984
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C:\Windows\system32\taskeng.exetaskeng.exe {1418EED2-CBF2-4FE6-8700-0C4AFB633B93} S-1-5-21-3818056530-936619650-3554021955-1000:SFVRQGEO\Admin:Interactive:[1]1⤵
- Suspicious use of WriteProcessMemory
PID:1916 -
C:\Users\Admin\AppData\Roaming\efrdrbjC:\Users\Admin\AppData\Roaming\efrdrbj2⤵
- Executes dropped EXE
- Checks SCSI registry key(s)
- Suspicious behavior: MapViewOfSection
PID:2144
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
234KB
MD591279277b9cc7d43752c76dcaea5fce6
SHA15411e516c578887602f29e56294e841b854b8b7e
SHA25618d4c4325fa3930646e04f03a812ccc0c3b8907297db98317bde5a77fed7ea08
SHA5123f4fbd59734f694ce2079ac10769d34366ec3d376f166c406acda9dc71bfa203e1a958e96bd218c6b6c1f47c12600c4bfc137675b6b2d297eed2107c80064696