Analysis
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max time kernel
72s -
max time network
135s -
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, 07:15
Static task
static1
Behavioral task
behavioral1
Sample
4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe
Resource
win10v2004-20230221-en
General
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Target
4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe
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Size
298KB
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MD5
cfe77c111ee1e91bed663aa8d389902d
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SHA1
52804794228dd2b5e92a823bdcbea9006e8cc2b7
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SHA256
4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d
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SHA512
3fd56ab372d510b2f4199edd0004541be246aaff6850f694ddbf3b32c27d7c3e4311896ea6de276bc943e944c91acebeec02c2d1c46b088ff27d492265def1d7
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SSDEEP
6144:D6RQwSMLKGiKKQRxZhCMZlplsUkYkUOYPDWJ:4Qd/GiPQ5h7Dp+cR
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/2564-138-0x0000000002D30000-0x0000000002D4C000-memory.dmp family_rhadamanthys behavioral1/memory/2564-139-0x0000000002D30000-0x0000000002D4C000-memory.dmp family_rhadamanthys behavioral1/memory/2564-141-0x0000000002D30000-0x0000000002D4C000-memory.dmp family_rhadamanthys behavioral1/memory/2564-150-0x0000000002D30000-0x0000000002D4C000-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\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 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 -
Program crash 1 IoCs
pid pid_target Process procid_target 752 2564 WerFault.exe 82 -
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 2564 4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe 2564 4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe 112 dllhost.exe 112 dllhost.exe 112 dllhost.exe 112 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2564 wrote to memory of 112 2564 4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe 89 PID 2564 wrote to memory of 112 2564 4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe 89 PID 2564 wrote to memory of 112 2564 4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe 89 PID 2564 wrote to memory of 112 2564 4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe 89 -
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\4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe"C:\Users\Admin\AppData\Local\Temp\4323e177e7292dc4d69a9599c3a7e6e98f16da5e8ce42ecafbee66f0eef3113d.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2564 -
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:112
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2564 -s 7002⤵
- Program crash
PID:752
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 2564 -ip 25641⤵PID:3836