Analysis
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max time kernel
61s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
19/04/2023, 17:42
Static task
static1
Behavioral task
behavioral1
Sample
dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe
Resource
win10v2004-20230220-en
General
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Target
dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe
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Size
298KB
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MD5
9e6329c1ceaae892b709f20abcbefb96
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SHA1
ec8470ed41b0be82945b5182b186166e4eb95791
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SHA256
dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af
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SHA512
2dabc7eabfba82f8fc807d0bf17035821b9ac28191aaedf27dc1aee27cd397dec5a75fc893ed4ea2e250e8619dbb58e34193a0d08db41a6ce073f0cd61ec2f12
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SSDEEP
6144:zholEa1TA7CFlBwVedSoxJfEbie4kLJF7s5YPDWJb:zoXUsB8edSoxibi27
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/4264-138-0x0000000002D70000-0x0000000002D8C000-memory.dmp family_rhadamanthys behavioral1/memory/4264-139-0x0000000002D70000-0x0000000002D8C000-memory.dmp family_rhadamanthys behavioral1/memory/4264-141-0x0000000002D70000-0x0000000002D8C000-memory.dmp family_rhadamanthys behavioral1/memory/4264-148-0x0000000002D70000-0x0000000002D8C000-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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook dllhost.exe Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook dllhost.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4604 4264 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 4264 dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe 4264 dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe 232 dllhost.exe 232 dllhost.exe 232 dllhost.exe 232 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4264 wrote to memory of 232 4264 dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe 89 PID 4264 wrote to memory of 232 4264 dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe 89 PID 4264 wrote to memory of 232 4264 dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe 89 PID 4264 wrote to memory of 232 4264 dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe 89 -
outlook_office_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook dllhost.exe -
outlook_win_path 1 IoCs
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook dllhost.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe"C:\Users\Admin\AppData\Local\Temp\dff2e9fb94f1d24b1f48288af0bf9d3bf76dc039f6e270ef2c44eb26e96179af.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4264 -
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:232
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 7322⤵
- Program crash
PID:4604
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4264 -ip 42641⤵PID:2064