Analysis
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max time kernel
284s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
17-05-2024 00:01
Static task
static1
Behavioral task
behavioral1
Sample
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe
Resource
win10-20240404-en
General
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Target
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe
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Size
224KB
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MD5
300ec4cb5fb7349183bf02c31bc67df3
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SHA1
6e42195f6cc83e15f2bc23e3c10acf43b2cca695
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SHA256
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc
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SHA512
e14bd68a87577763ebe4bd9b45cc1df5e90f4c134e5c031f0236b34cff35c72ae33c83ecc0865a340ec08ca9c5f767f0dc27c270829edd82b40f9e5c94d7488d
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SSDEEP
3072:yCoM+wvHbJKfpnxdRV+qBvExEN/G8S8vjM1J3aKV7ZKx:KwPkddVQxMe8S8vj6an
Malware Config
Extracted
smokeloader
2022
http://trad-einmyus.com/index.php
http://tradein-myus.com/index.php
http://trade-inmyus.com/index.php
Signatures
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Modifies Installed Components in the registry 2 TTPs 1 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Active Setup\Installed Components explorer.exe -
Deletes itself 1 IoCs
Processes:
pid process 1204 -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
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Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
Processes:
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe -
Modifies registry class 5 IoCs
Processes:
explorer.exedescription ioc process Set value (data) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\MRUListEx = ffffffff explorer.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings explorer.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell explorer.exe Key created \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU explorer.exe Set value (data) \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\BagMRU\NodeSlots explorer.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exepid process 2008 bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe 2008 bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 1204 -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
explorer.exepid process 1364 explorer.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exepid process 2008 bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
explorer.exedescription pid process Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe Token: SeShutdownPrivilege 1364 explorer.exe -
Suspicious use of FindShellTrayWindow 32 IoCs
Processes:
explorer.exepid process 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe -
Suspicious use of SendNotifyMessage 25 IoCs
Processes:
explorer.exepid process 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe 1364 explorer.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
cmd.execmd.exedescription pid process target process PID 1204 wrote to memory of 2676 1204 cmd.exe PID 1204 wrote to memory of 2676 1204 cmd.exe PID 1204 wrote to memory of 2676 1204 cmd.exe PID 2676 wrote to memory of 2944 2676 cmd.exe reg.exe PID 2676 wrote to memory of 2944 2676 cmd.exe reg.exe PID 2676 wrote to memory of 2944 2676 cmd.exe reg.exe PID 1204 wrote to memory of 2408 1204 cmd.exe PID 1204 wrote to memory of 2408 1204 cmd.exe PID 1204 wrote to memory of 2408 1204 cmd.exe PID 2408 wrote to memory of 2480 2408 cmd.exe reg.exe PID 2408 wrote to memory of 2480 2408 cmd.exe reg.exe PID 2408 wrote to memory of 2480 2408 cmd.exe reg.exe -
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\bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe"C:\Users\Admin\AppData\Local\Temp\bf5a4198df4893e6c4f7c59876a06d7feaaf897b2060dc22357aa1d59468ccfc.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\75EB.bat" "1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 12⤵
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C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\8670.bat" "1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\reg.exereg add "HKEY_CURRENT_USER\Software\clicker\key" /v primary /t REG_DWORD /d 12⤵
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C:\Windows\explorer.exeexplorer.exe1⤵
- Modifies Installed Components in the registry
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\75EB.batFilesize
77B
MD555cc761bf3429324e5a0095cab002113
SHA12cc1ef4542a4e92d4158ab3978425d517fafd16d
SHA256d6cceb3c71b80403364bf142f2fa4624ee0be36a49bac25ed45a497cf1ce9c3a
SHA51233f9f5cad22d291077787c7df510806e4ac31f453d288712595af6debe579fabed6cdf4662e46e6fa94de135b161e739f55cfae05c36c87af85ed6a6ad1c9155
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memory/1204-2-0x0000000002540000-0x0000000002556000-memory.dmpFilesize
88KB
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memory/1204-30-0x0000000002520000-0x0000000002521000-memory.dmpFilesize
4KB
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memory/1364-35-0x00000000029D0000-0x00000000029E0000-memory.dmpFilesize
64KB
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memory/2008-1-0x0000000000400000-0x000000000078F000-memory.dmpFilesize
3.6MB
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memory/2008-6-0x0000000000400000-0x000000000078F000-memory.dmpFilesize
3.6MB