Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
15/04/2023, 21:40
Static task
static1
Behavioral task
behavioral1
Sample
87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe
Resource
win10v2004-20230221-en
General
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Target
87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe
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Size
346KB
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MD5
5ecbcb91a39bf3e2d14061a0bb7946ed
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SHA1
72c51f254867e8bde3a0984a4eb9057eaa05ff0e
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SHA256
87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1
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SHA512
f08165fb7661e5f6ea7c47b2a60519bf4da49eedf50bd50e3b086942a5ce836a3c4d3183b843178e8d9e08857335e3f18170b985635ab31cad980ae99f093a3d
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SSDEEP
6144:h2QQeA5/jPEFOSdEIKSkbFYSExtHOKJpH40FS7vbe4:h27e27EF3dEI7kp8Ompevq4
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/3120-151-0x0000000000980000-0x000000000099C000-memory.dmp family_rhadamanthys behavioral1/memory/3120-153-0x0000000000980000-0x000000000099C000-memory.dmp family_rhadamanthys behavioral1/memory/3120-154-0x0000000000980000-0x000000000099C000-memory.dmp family_rhadamanthys behavioral1/memory/3120-161-0x0000000000980000-0x000000000099C000-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 3120 FEC7.exe -
Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4732 3120 WerFault.exe 89 -
Checks SCSI registry key(s) 3 TTPs 3 IoCs
SCSI information is often read in order to detect sandboxing environments.
description ioc Process Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.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 4900 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe 4900 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found 3284 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3284 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 4900 87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3284 Process not Found Token: SeCreatePagefilePrivilege 3284 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3284 wrote to memory of 3120 3284 Process not Found 89 PID 3284 wrote to memory of 3120 3284 Process not Found 89 PID 3284 wrote to memory of 3120 3284 Process not Found 89 PID 3120 wrote to memory of 4956 3120 FEC7.exe 90 PID 3120 wrote to memory of 4956 3120 FEC7.exe 90 PID 3120 wrote to memory of 4956 3120 FEC7.exe 90 PID 3120 wrote to memory of 4956 3120 FEC7.exe 90 -
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-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe"C:\Users\Admin\AppData\Local\Temp\87f8b19fad893802d91a2e618a1ca102419c3e22b00720991350c5a6eb36f4f1.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:4900
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C:\Users\Admin\AppData\Local\Temp\FEC7.exeC:\Users\Admin\AppData\Local\Temp\FEC7.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3120 -
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:4956
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3120 -s 6962⤵
- Program crash
PID:4732
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3120 -ip 31201⤵PID:2496
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
418KB
MD53af1d419a6b4359fa3f884eed0153954
SHA13216468a6e656e860047c5a9b608b09a59c667bf
SHA25670850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6
SHA5128766dbca8739668f7502f9cc3c8701765fa8c63c95f7d5ef6d1d70b45cd3eb2a47d60031657b2dc7976f712f481ed3f3dbd175458a995c3ff75ef0a1f7ba1fc0
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Filesize
418KB
MD53af1d419a6b4359fa3f884eed0153954
SHA13216468a6e656e860047c5a9b608b09a59c667bf
SHA25670850c5d011ddde433b2e5887d4844a4ec3159125809c1da4f92c9ca2a4261f6
SHA5128766dbca8739668f7502f9cc3c8701765fa8c63c95f7d5ef6d1d70b45cd3eb2a47d60031657b2dc7976f712f481ed3f3dbd175458a995c3ff75ef0a1f7ba1fc0