Analysis
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max time kernel
62s -
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, 23:52
Static task
static1
Behavioral task
behavioral1
Sample
411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe
Resource
win10v2004-20230220-en
General
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Target
411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe
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Size
298KB
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MD5
df16d5e9904bbaff20a19abc2649cde9
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SHA1
9a9b44f7ac4b5ec6a31faa61444e906ef47e8467
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SHA256
411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7
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SHA512
67335a822f25e5f87c9ed03f3945dc92ee8cdf06326a60cfa9083b16c4ec9d8721731dcf145e281b02c7e4a252fb2e2bd9a785286164bade0b4c0d02c808dc9c
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SSDEEP
6144:AiUlFQB0QCCJuve4fOQH+5abvsc74Rzxhl0asJg4/ve3:AFFBYx4fvKcEJa
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/1472-141-0x0000000004920000-0x000000000493C000-memory.dmp family_rhadamanthys behavioral1/memory/1472-143-0x0000000004920000-0x000000000493C000-memory.dmp family_rhadamanthys behavioral1/memory/1472-144-0x0000000004920000-0x000000000493C000-memory.dmp family_rhadamanthys behavioral1/memory/1472-151-0x0000000004920000-0x000000000493C000-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\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 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 -
Program crash 1 IoCs
pid pid_target Process procid_target 1456 1472 WerFault.exe 81 -
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 1472 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe 1472 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe 1368 dllhost.exe -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1472 wrote to memory of 1368 1472 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe 88 PID 1472 wrote to memory of 1368 1472 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe 88 PID 1472 wrote to memory of 1368 1472 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe 88 PID 1472 wrote to memory of 1368 1472 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe 88 -
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\411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe"C:\Users\Admin\AppData\Local\Temp\411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1472 -
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:1368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1472 -s 7082⤵
- Program crash
PID:1456
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1472 -ip 14721⤵PID:5040