Analysis
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max time kernel
150s -
max time network
147s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
15/04/2023, 10:30
Static task
static1
Behavioral task
behavioral1
Sample
1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe
Resource
win10-20230220-en
General
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Target
1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe
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Size
351KB
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MD5
4c49f12628949ac2d2af0f0f73db0fb0
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SHA1
f0311d3848272ad7508e4c58383a334c20f48f2a
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SHA256
1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb
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SHA512
677ad6f0cf59c1d64957ddd981b646d1fb41b14c87ecffdecfa7cd99ff43e7d5e219b8c3b0c1c75b2fe714517247101c9e81b223fa273b518722f8c42b834f2e
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SSDEEP
3072:RXBe3TjC//GEf/sHbDsoE1Tpr6bcV+AZlfihxjYOXMVl7ZFIvPGs3NJgyteDr6J4:1BJOa/s7A9r91Eb1XMvEvO+vE6ugwe4
Malware Config
Extracted
smokeloader
pub4
Extracted
smokeloader
2022
http://aapu.at/tmp/
http://poudineh.com/tmp/
http://firsttrusteedrx.ru/tmp/
http://kingpirate.ru/tmp/
Extracted
rhadamanthys
http://179.43.142.201/img/favicon.png
Signatures
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Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral1/memory/2616-169-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys behavioral1/memory/2616-170-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys behavioral1/memory/2616-172-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys behavioral1/memory/2616-181-0x0000000002570000-0x000000000258C000-memory.dmp family_rhadamanthys -
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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SmokeLoader
Modular backdoor trojan in use since 2014.
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Downloads MZ/PE file
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Deletes itself 1 IoCs
pid Process 3220 Process not Found -
Executes dropped EXE 1 IoCs
pid Process 2616 4517.exe -
Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
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 1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 dllhost.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString dllhost.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3128 1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe 3128 1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found 3220 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3220 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 3128 1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeShutdownPrivilege 3220 Process not Found Token: SeCreatePagefilePrivilege 3220 Process not Found Token: SeShutdownPrivilege 3220 Process not Found Token: SeCreatePagefilePrivilege 3220 Process not Found Token: SeShutdownPrivilege 3220 Process not Found Token: SeCreatePagefilePrivilege 3220 Process not Found Token: SeShutdownPrivilege 3220 Process not Found Token: SeCreatePagefilePrivilege 3220 Process not Found Token: SeShutdownPrivilege 3220 Process not Found Token: SeCreatePagefilePrivilege 3220 Process not Found Token: SeShutdownPrivilege 3220 Process not Found Token: SeCreatePagefilePrivilege 3220 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3220 wrote to memory of 2616 3220 Process not Found 66 PID 3220 wrote to memory of 2616 3220 Process not Found 66 PID 3220 wrote to memory of 2616 3220 Process not Found 66 PID 2616 wrote to memory of 3744 2616 4517.exe 67 PID 2616 wrote to memory of 3744 2616 4517.exe 67 PID 2616 wrote to memory of 3744 2616 4517.exe 67 PID 2616 wrote to memory of 3744 2616 4517.exe 67 -
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.
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outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe"C:\Users\Admin\AppData\Local\Temp\1c98e7c89524a15ae3daff5b91c58b37b2f7d8e62b43b99b1985fadea9460efb.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:3128
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C:\Users\Admin\AppData\Local\Temp\4517.exeC:\Users\Admin\AppData\Local\Temp\4517.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2616 -
C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe"2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- outlook_office_path
- outlook_win_path
PID:3744
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
423KB
MD5750b48b4872b170f1cea215e6a111123
SHA17bfc650a103b29f2a554a1a5388b2cfd36367147
SHA2565fd11f43ba0a0a3533364d69e9d93b3e94bab872dcec35ddd961bcb4b5daeb8c
SHA51237cb5b6fc1bec2643501dd0eadc4badff9977983fe5cda8d18eefad27d9e02963b3f67fb8c0837833a1261fe3090d5ad9610ec63fcce4f5d733b51169da86520
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Filesize
423KB
MD5750b48b4872b170f1cea215e6a111123
SHA17bfc650a103b29f2a554a1a5388b2cfd36367147
SHA2565fd11f43ba0a0a3533364d69e9d93b3e94bab872dcec35ddd961bcb4b5daeb8c
SHA51237cb5b6fc1bec2643501dd0eadc4badff9977983fe5cda8d18eefad27d9e02963b3f67fb8c0837833a1261fe3090d5ad9610ec63fcce4f5d733b51169da86520