Analysis
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max time kernel
151s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2023, 17:40
Static task
static1
Behavioral task
behavioral1
Sample
aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe
Resource
win10v2004-20230220-en
General
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Target
aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe
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Size
352KB
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MD5
bb9c6e0ae46910d7096e6a2be0d78813
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SHA1
11f07cf48ee5204e774e9f2584115c9346465c52
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SHA256
aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917
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SHA512
e67166e50c08dfca71c21fd949c8b8d9acf19ae6ab2d83e3f0f545dfe2733b963774d0c717038fa7d2cb74bebc9521a5b5d354a1e8ce13b4a2ca52c2c24e8ca4
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SSDEEP
3072:5B15CxKEYGRxWB6WZuYLeceWy4T6S4qHwa1eUk4cdzL8TibmEl0ZLitTBsWEB5c5:z1dbGfC8YT+82UrKti6tTBsWblwe4
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/4164-151-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys behavioral1/memory/4164-152-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys behavioral1/memory/4164-154-0x0000000002440000-0x000000000245C000-memory.dmp family_rhadamanthys behavioral1/memory/4164-162-0x0000000002440000-0x000000000245C000-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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Executes dropped EXE 1 IoCs
pid Process 4164 22DA.exe -
Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3348 4164 WerFault.exe 90 -
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 aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.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 4240 aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe 4240 aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found 3192 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3192 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4240 aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3192 Process not Found Token: SeCreatePagefilePrivilege 3192 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3192 wrote to memory of 4164 3192 Process not Found 90 PID 3192 wrote to memory of 4164 3192 Process not Found 90 PID 3192 wrote to memory of 4164 3192 Process not Found 90 PID 4164 wrote to memory of 2676 4164 22DA.exe 91 PID 4164 wrote to memory of 2676 4164 22DA.exe 91 PID 4164 wrote to memory of 2676 4164 22DA.exe 91 PID 4164 wrote to memory of 2676 4164 22DA.exe 91 -
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-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe"C:\Users\Admin\AppData\Local\Temp\aac897188aaea0bd002be4ad4fee1886a9cb1ffb00339b05d414bfaff8158917.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4240
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C:\Users\Admin\AppData\Local\Temp\22DA.exeC:\Users\Admin\AppData\Local\Temp\22DA.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4164 -
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:2676
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4164 -s 7122⤵
- Program crash
PID:3348
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4164 -ip 41641⤵PID:4660
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
424KB
MD5b2bd45f7dfd30e5ad4f03e9abf9776e6
SHA1af719465630b66bd6d748ec318a6c933f6f2f729
SHA2567a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da
SHA512bc33bb48fcd772d7bc2e8912e8561291e0f9b19419c42f265dd2dec205bc3fdaa910c553543124caa770c2a7b04f050bd4ebd775f067d0963da91dad30512f50
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Filesize
424KB
MD5b2bd45f7dfd30e5ad4f03e9abf9776e6
SHA1af719465630b66bd6d748ec318a6c933f6f2f729
SHA2567a4746c78d13d3bca5ff9f5f06a4d5c939744b85d23886efc80ddf2bb11943da
SHA512bc33bb48fcd772d7bc2e8912e8561291e0f9b19419c42f265dd2dec205bc3fdaa910c553543124caa770c2a7b04f050bd4ebd775f067d0963da91dad30512f50