Analysis
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max time kernel
150s -
max time network
127s -
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, 03:27
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe
Resource
win10v2004-20230221-en
General
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Target
SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe
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Size
350KB
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MD5
448f489ab8ce71cb24c4ed44e2a151cf
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SHA1
44ce7712652ddc9e21d2c9965ee4e6a53a05b1ce
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SHA256
306839eeb37080b5d6e7d32ab0b261995877e9d143e91d1d1e06cdf636bcea28
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SHA512
f93f88bcb35cb729224f810a1443415336971a9fa0f705500d44301ff4cdbba03bfdfc10732f5caf09fb97eb82ba6717c975ab7b4b28a125f0b5a0e40739f524
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SSDEEP
6144:hL8RcVR3Bk+HT7H8wOcZHnoUvQGU9Dxi:hLzVFu+z7H3OcxnTU9Y
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 behavioral2/memory/2536-151-0x0000000000990000-0x00000000009AC000-memory.dmp family_rhadamanthys behavioral2/memory/2536-152-0x0000000000990000-0x00000000009AC000-memory.dmp family_rhadamanthys behavioral2/memory/2536-154-0x0000000000990000-0x00000000009AC000-memory.dmp family_rhadamanthys behavioral2/memory/2536-162-0x0000000000990000-0x00000000009AC000-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 2536 2EEF.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 724 2536 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 queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI SecuriteInfo.com.Variant.Zusy.457078.5822.1990.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 1456 SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe 1456 SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found 3128 Process not Found -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3128 Process not Found -
Suspicious behavior: MapViewOfSection 1 IoCs
pid Process 1456 SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeShutdownPrivilege 3128 Process not Found Token: SeCreatePagefilePrivilege 3128 Process not Found -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 3128 wrote to memory of 2536 3128 Process not Found 90 PID 3128 wrote to memory of 2536 3128 Process not Found 90 PID 3128 wrote to memory of 2536 3128 Process not Found 90 PID 2536 wrote to memory of 4696 2536 2EEF.exe 91 PID 2536 wrote to memory of 4696 2536 2EEF.exe 91 PID 2536 wrote to memory of 4696 2536 2EEF.exe 91 PID 2536 wrote to memory of 4696 2536 2EEF.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-1-5-21-2805025096-2326403612-4231045514-1000\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\SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Variant.Zusy.457078.5822.1990.exe"1⤵
- Checks SCSI registry key(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
PID:1456
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C:\Users\Admin\AppData\Local\Temp\2EEF.exeC:\Users\Admin\AppData\Local\Temp\2EEF.exe1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2536 -
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:4696
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 6962⤵
- Program crash
PID:724
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2536 -ip 25361⤵PID:2236
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
423KB
MD5125d1cf1adccdd7c0e0058f02d7dcfc4
SHA131ae25eb8cc617c94335773eb0261614554d9e19
SHA256a499e4d7f71cb83c442b02f45dc986a42c6fef18ffc0efb9a54287671e063cc2
SHA512e9e0b496e8ae722c58952dae5dc3f0942b1b87f2792741c05106792ae9249a44b6689560cf1e8cb87bb32ac26a375aa6f249643c0093e4d205ddd733da02d601
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Filesize
423KB
MD5125d1cf1adccdd7c0e0058f02d7dcfc4
SHA131ae25eb8cc617c94335773eb0261614554d9e19
SHA256a499e4d7f71cb83c442b02f45dc986a42c6fef18ffc0efb9a54287671e063cc2
SHA512e9e0b496e8ae722c58952dae5dc3f0942b1b87f2792741c05106792ae9249a44b6689560cf1e8cb87bb32ac26a375aa6f249643c0093e4d205ddd733da02d601