Analysis
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max time kernel
127s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2023, 12:52
Static task
static1
Behavioral task
behavioral1
Sample
36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe
Resource
win10v2004-20230221-en
General
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Target
36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe
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Size
298KB
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MD5
5c8fa6bf88bff26d5a405f76c1d5b2d4
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SHA1
f3b354c7bd765d93ee390a8cc96de7e9d53a57a9
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SHA256
36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971
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SHA512
5af8377cb36013d37b3958de6e0dd4969708996b9bc9f8f93bd5df8b529d314507c292e7b336315c9abc123230efec930b80bd7b0c618b437d8b55b9e2af66d5
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SSDEEP
6144:dAXgaiMwAfbooSMcjeVKq8F7+qaxQqetjk4cFyoYPDWJ:6RBDlAZ97/4EkBy
Malware Config
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/2740-139-0x0000000002E70000-0x0000000002E8C000-memory.dmp family_rhadamanthys behavioral1/memory/2740-140-0x0000000002E70000-0x0000000002E8C000-memory.dmp family_rhadamanthys behavioral1/memory/2740-142-0x0000000002E70000-0x0000000002E8C000-memory.dmp family_rhadamanthys behavioral1/memory/2740-150-0x0000000002E70000-0x0000000002E8C000-memory.dmp family_rhadamanthys -
Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
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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\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 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 -
Program crash 1 IoCs
pid pid_target Process procid_target 1100 2740 WerFault.exe 84 -
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 6 IoCs
pid Process 2740 36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe 2740 36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe 228 dllhost.exe 228 dllhost.exe 228 dllhost.exe 228 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2740 wrote to memory of 228 2740 36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe 85 PID 2740 wrote to memory of 228 2740 36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe 85 PID 2740 wrote to memory of 228 2740 36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe 85 PID 2740 wrote to memory of 228 2740 36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe 85 -
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\36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe"C:\Users\Admin\AppData\Local\Temp\36601688fcde514f553ce2efbaa354b6f954e675f048597b39a76e5ac3815971.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2740 -
C:\Windows\system32\dllhost.exe"C:\Windows\system32\dllhost.exe"2⤵
- Accesses Microsoft Outlook profiles
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- outlook_office_path
- outlook_win_path
PID:228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2740 -s 7322⤵
- Program crash
PID:1100
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2740 -ip 27401⤵PID:2216