rhadamanthys | 03d60f06db313f892881188829f27c813efe8a4e987af1f483a4bbbcd78159db

General

Target

Portable_x32_x64/Setup.exe
Size

251KB
MD5

fe51917821ba0847a64c5467741ed7e3
SHA1

100ee217a3a2d1b2b211fa214804bfa77c676765
SHA256

54b3c35bdc0c3a426f6fbe5e06500738dabcdc47b9eaeb6548122af1f46cd2eb
SHA512

4a8de56ff27c71f582d342ae82699e1b2b1b3958ff3dbf67c46dd94c35afd8b97cc7dddb3f04e6797a3b50d2ebba44b6ddee8c42174a09b83a808b9ba35f9137
SSDEEP

6144:tpbIwepIdznDi8Har8HSDzYTk0zh6LM8wG4m7:fbIwewi8Har8czYTkbLZ4m7

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://144.76.133.166:8034/5502b8a765a7d7349/8duqxdnh.falc4

Signatures

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

aspnet_regiis.exe

description	pid	Process	procid_target
PID 4948 created 2608	4948	aspnet_regiis.exe	44

Loads dropped DLL 1 IoCs

Processes:

Setup.exe

pid	Process
4448	Setup.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

Setup.exe

description	pid	Process	procid_target
PID 4448 set thread context of 4948	4448	Setup.exe	88

Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid	pid_target	Process	procid_target
2832	4948	WerFault.exe	88
4128	4948	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

aspnet_regiis.exeopenwith.exeSetup.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Setup.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

aspnet_regiis.exeopenwith.exe

pid	Process
4948	aspnet_regiis.exe
4948	aspnet_regiis.exe
3656	openwith.exe
3656	openwith.exe
3656	openwith.exe
3656	openwith.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

Setup.exeaspnet_regiis.exe

description	pid	Process	procid_target
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4448 wrote to memory of 4948	4448	Setup.exe	88
PID 4948 wrote to memory of 3656	4948	aspnet_regiis.exe	89
PID 4948 wrote to memory of 3656	4948	aspnet_regiis.exe	89
PID 4948 wrote to memory of 3656	4948	aspnet_regiis.exe	89
PID 4948 wrote to memory of 3656	4948	aspnet_regiis.exe	89
PID 4948 wrote to memory of 3656	4948	aspnet_regiis.exe	89

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2608
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3656

C:\Users\Admin\AppData\Local\Temp\Portable_x32_x64\Setup.exe
"C:\Users\Admin\AppData\Local\Temp\Portable_x32_x64\Setup.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4448
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 444
    3⤵
    - Program crash
    PID:2832
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4948 -s 440
    3⤵
    - Program crash
    PID:4128

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4948 -ip 4948
1⤵
PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4948 -ip 4948
1⤵
PID:2748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\d3d9x.dll

Filesize
642KB

MD5
d6a05fd14991d2dc5f972b681b0b8fd1

SHA1
92b9d749770953695fc04658af5a7d3d20a13485

SHA256
b20121b224944f229ebe84c0adb2500be80cda86dba4d6542e7f225503f8cea7

SHA512
1f48c03f4d29e30ac7598a6ed427b9fefe8077fee79239c973c1df39e540d30f6a4ef4667a366f8851a8be0bf469c236da06469f3058393d29b8b058270a2605

Download Submit
memory/3656-22-0x00000000006F0000-0x00000000006F9000-memory.dmp

Filesize
36KB

Download
memory/3656-31-0x0000000002290000-0x0000000002690000-memory.dmp

Filesize
4.0MB

Download
memory/3656-25-0x0000000002290000-0x0000000002690000-memory.dmp

Filesize
4.0MB

Download
memory/3656-26-0x00007FFAECD90000-0x00007FFAECF85000-memory.dmp

Filesize
2.0MB

Download
memory/3656-28-0x0000000076DB0000-0x0000000076FC5000-memory.dmp

Filesize
2.1MB

Download
memory/3656-29-0x0000000002290000-0x0000000002690000-memory.dmp

Filesize
4.0MB

Download
memory/3656-24-0x0000000002290000-0x0000000002690000-memory.dmp

Filesize
4.0MB

Download
memory/4448-2-0x0000000077581000-0x00000000776A1000-memory.dmp

Filesize
1.1MB

Download
memory/4948-12-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4948-20-0x0000000076DB0000-0x0000000076FC5000-memory.dmp

Filesize
2.1MB

Download
memory/4948-18-0x00007FFAECD90000-0x00007FFAECF85000-memory.dmp

Filesize
2.0MB

Download
memory/4948-21-0x0000000003DF0000-0x00000000041F0000-memory.dmp

Filesize
4.0MB

Download
memory/4948-16-0x0000000003DF0000-0x00000000041F0000-memory.dmp

Filesize
4.0MB

Download
memory/4948-17-0x0000000003DF0000-0x00000000041F0000-memory.dmp

Filesize
4.0MB

Download
memory/4948-15-0x0000000003DF0000-0x00000000041F0000-memory.dmp

Filesize
4.0MB

Download
memory/4948-13-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4948-14-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4948-30-0x0000000003DF0000-0x00000000041F0000-memory.dmp

Filesize
4.0MB

Download
memory/4948-11-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads