Analysis
- max time kernel
135s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20230221-en - resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system - submitted
20/04/2023, 00:36
Static task
static1
Behavioral task
behavioral1
Sample
setup.exe
Resource
win7-20230220-en
8 signatures
150 seconds
Behavioral task
behavioral2
Sample
setup.exe
Resource
win10v2004-20230221-en
9 signatures
150 seconds
General
- Target setup.exe
- Size 298KB
- Sample230420-axyamaec96
- SHA256 411ae76fa21378768d5038fa423837cf9909e5f91fa15e04e9a1c4a364b5b3a7
- MD5 df16d5e9904bbaff20a19abc2649cde9
- SHA1 9a9b44f7ac4b5ec6a31faa61444e906ef47e8467
- SHA512 67335a822f25e5f87c9ed03f3945dc92ee8cdf06326a60cfa9083b16c4ec9d8721731dcf145e281b02c7e4a252fb2e2bd9a785286164bade0b4c0d02c808dc9c
- SSDEEP 6144:AiUlFQB0QCCJuve4fOQH+5abvsc74Rzxhl0asJg4/ve3:AFFBYx4fvKcEJa
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Extracted
Family
-
rhadamanthys
C2
-
http://179.43.142.201/img/favicon.png
Signatures
- Detect rhadamanthys stealer shellcode 4 IoCs
resource yara_rule behavioral2/memory/4580-138-0x0000000002BE0000-0x0000000002BFC000-memory.dmp family_rhadamanthys behavioral2/memory/4580-139-0x0000000002BE0000-0x0000000002BFC000-memory.dmp family_rhadamanthys behavioral2/memory/4580-141-0x0000000002BE0000-0x0000000002BFC000-memory.dmp family_rhadamanthys behavioral2/memory/4580-149-0x0000000002BE0000-0x0000000002BFC000-memory.dmp family_rhadamanthys - Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
- 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\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 Key opened \REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook dllhost.exe - Program crash 1 IoCs
pid pid_target Process procid_target 3660 4580 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 4580 setup.exe 4580 setup.exe 1232 dllhost.exe 1232 dllhost.exe 1232 dllhost.exe 1232 dllhost.exe - Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 4580 wrote to memory of 1232 4580 setup.exe 89 PID 4580 wrote to memory of 1232 4580 setup.exe 89 PID 4580 wrote to memory of 1232 4580 setup.exe 89 PID 4580 wrote to memory of 1232 4580 setup.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
-
C:\Users\Admin\AppData\Local\Temp\setup.exe"C:\Users\Admin\AppData\Local\Temp\setup.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4580 -
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:1232
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 8082⤵
- Program crash
PID:3660
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4580 -ip 45801⤵PID:3816