Malware Analysis Report

2024-10-23 21:48

Sample ID 241017-kgetfstbqq
Target ram.exe
SHA256 2853a61188b4446be57543858adcc704e8534326d4d84ac44a60743b1a44cbfe
Tags
hijackloader rhadamanthys discovery loader stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

2853a61188b4446be57543858adcc704e8534326d4d84ac44a60743b1a44cbfe

Threat Level: Known bad

The file ram.exe was found to be: Known bad.

Malicious Activity Summary

hijackloader rhadamanthys discovery loader stealer

Detects HijackLoader (aka IDAT Loader)

Hijackloader family

HijackLoader

Suspicious use of NtCreateUserProcessOtherParentProcess

Rhadamanthys

Deletes itself

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-17 08:34

Signatures

Detects HijackLoader (aka IDAT Loader)

Description Indicator Process Target
N/A N/A N/A N/A

Hijackloader family

hijackloader

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-17 08:34

Reported

2024-10-17 08:36

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

151s

Command Line

sihost.exe

Signatures

Detects HijackLoader (aka IDAT Loader)

Description Indicator Process Target
N/A N/A N/A N/A

HijackLoader

loader hijackloader

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 3528 created 2500 N/A C:\Windows\SysWOW64\explorer.exe C:\Windows\system32\sihost.exe

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3388 set thread context of 3232 N/A C:\Users\Admin\AppData\Local\Temp\ram.exe C:\Windows\SysWOW64\cmd.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\openwith.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ram.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\cmd.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\explorer.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ram.exe N/A
N/A N/A C:\Windows\SysWOW64\cmd.exe N/A

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Users\Admin\AppData\Local\Temp\ram.exe

"C:\Users\Admin\AppData\Local\Temp\ram.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\SysWOW64\cmd.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\explorer.exe

C:\Windows\SysWOW64\openwith.exe

"C:\Windows\system32\openwith.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 66.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp

Files

memory/3388-0-0x0000000000430000-0x0000000000DAC000-memory.dmp

memory/3388-1-0x00000000751F0000-0x000000007536B000-memory.dmp

memory/3388-2-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3388-3-0x0000000075203000-0x0000000075205000-memory.dmp

memory/3388-4-0x00000000751F0000-0x000000007536B000-memory.dmp

memory/3388-5-0x00000000751F0000-0x000000007536B000-memory.dmp

memory/3232-7-0x00000000751F0000-0x000000007536B000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\11c43b72

MD5 6230e2981dc0f08903655a52ee22354d
SHA1 ab0ead346e918b698a75abf8eeab5a841cdb58b0
SHA256 2ad7efaee2f86810f85a38db38272400735b29d5ebe4ebf47ff5847901b899e3
SHA512 b25fc9220d40946e14c6a5d59fec16f72f1db5d84e8963fbf9bd331a230c78fc9cae3757d8f2521ab8ee71e0fbb6ea6c9e19aa7e0d81a63977fd05f844d657d3

memory/3232-9-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3232-10-0x00000000751F0000-0x000000007536B000-memory.dmp

memory/3232-11-0x00000000751F0000-0x000000007536B000-memory.dmp

memory/3232-13-0x00000000751F0000-0x000000007536B000-memory.dmp

memory/3528-14-0x0000000000400000-0x0000000000480000-memory.dmp

memory/3528-15-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3528-16-0x0000000000400000-0x0000000000480000-memory.dmp

memory/3528-18-0x0000000000913000-0x000000000091B000-memory.dmp

memory/3528-19-0x0000000003E40000-0x0000000004240000-memory.dmp

memory/3528-20-0x0000000003E40000-0x0000000004240000-memory.dmp

memory/3528-23-0x0000000000830000-0x0000000000C63000-memory.dmp

memory/3528-24-0x0000000076220000-0x0000000076435000-memory.dmp

memory/3004-25-0x00000000008B0000-0x00000000008B9000-memory.dmp

memory/3528-27-0x0000000000400000-0x0000000000480000-memory.dmp

memory/3004-30-0x00007FF8382B0000-0x00007FF8384A5000-memory.dmp

memory/3004-32-0x0000000076220000-0x0000000076435000-memory.dmp

memory/3004-29-0x0000000002460000-0x0000000002860000-memory.dmp