rhadamanthys | c327fafdbfb1735c868a7c487e7550ae7f4425cd8b818345881b0b4d8f596442

General

Target

github/setup.exe
Size

386KB
MD5

e8b9cdee9161158dddb56f95de383e45
SHA1

afd22ccb83824b9fc77d9b6c5863a8db38174ee1
SHA256

d2ff960faa177b580fe8105e67aaa9fa8c0077768d685d47a54420f28cd053c2
SHA512

eefa3489f755a85e951d50508004a500bc49cec13b505927653cc261b75567d11f4fa35003a283050d9d9e51ca6d56099e5976b453557fe908dcf96e75fb1635
SSDEEP

6144:pwY0C52EIPbosrauPYskgsxLNizYv1voD4cW/3xs0TtxGFjH88Pew8DyofjP8:E7raqrkdv1vW4cW/x9txsjHbP04

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://185.216.70.103:3951/23fa5e4c813bef61/v5q3ew4d.nnx7b

Signatures

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Rhadamanthys family
rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

RegAsm.exe

description pid process target process

PID 2076 created 2684 2076 RegAsm.exe sihost.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

setup.exe

description pid process target process

PID 1248 set thread context of 2076 1248 setup.exe RegAsm.exe
Program crash 3 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exe

pid pid_target process target process

712 1248 WerFault.exe setup.exe
4876 2076 WerFault.exe RegAsm.exe
1568 2076 WerFault.exe RegAsm.exe

description	pid	process	target process
PID 2076 created 2684	2076	RegAsm.exe	sihost.exe

description	pid	process	target process
PID 1248 set thread context of 2076	1248	setup.exe	RegAsm.exe

pid	pid_target	process	target process
712	1248	WerFault.exe	setup.exe
4876	2076	WerFault.exe	RegAsm.exe
1568	2076	WerFault.exe	RegAsm.exe

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:

setup.exeRegAsm.exedialer.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	setup.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dialer.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

RegAsm.exedialer.exe

pid process

2076 RegAsm.exe
2076 RegAsm.exe
2904 dialer.exe
2904 dialer.exe
2904 dialer.exe
2904 dialer.exe

pid	process
2076	RegAsm.exe
2076	RegAsm.exe
2904	dialer.exe
2904	dialer.exe
2904	dialer.exe
2904	dialer.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

setup.exeRegAsm.exe

description	pid	process	target process
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 1248 wrote to memory of 2076	1248	setup.exe	RegAsm.exe
PID 2076 wrote to memory of 2904	2076	RegAsm.exe	dialer.exe
PID 2076 wrote to memory of 2904	2076	RegAsm.exe	dialer.exe
PID 2076 wrote to memory of 2904	2076	RegAsm.exe	dialer.exe
PID 2076 wrote to memory of 2904	2076	RegAsm.exe	dialer.exe
PID 2076 wrote to memory of 2904	2076	RegAsm.exe	dialer.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2684
- C:\Windows\SysWOW64\dialer.exe
  "C:\Windows\system32\dialer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2904

C:\Users\Admin\AppData\Local\Temp\github\setup.exe
"C:\Users\Admin\AppData\Local\Temp\github\setup.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2076
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 600
    3⤵
    - Program crash
    PID:4876
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2076 -s 624
    3⤵
    - Program crash
    PID:1568
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1248 -s 1060
  2⤵
  - Program crash
  PID:712

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1248 -ip 1248
1⤵
PID:3984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2076 -ip 2076
1⤵
PID:2312

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 2076 -ip 2076
1⤵
PID:3828

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

Replay Monitor

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Downloads

memory/1248-8-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/1248-1-0x0000000000C50000-0x0000000000CB2000-memory.dmp

Filesize
392KB

Download
memory/1248-0-0x000000007453E000-0x000000007453F000-memory.dmp

Filesize
4KB

Download
memory/1248-10-0x0000000074530000-0x0000000074CE0000-memory.dmp

Filesize
7.7MB

Download
memory/2076-15-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/2076-14-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/2076-7-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2076-12-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/2076-11-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/2076-13-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/2076-4-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2076-27-0x0000000003A30000-0x0000000003E30000-memory.dmp

Filesize
4.0MB

Download
memory/2076-17-0x00000000758D0000-0x0000000075AE5000-memory.dmp

Filesize
2.1MB

Download
memory/2076-9-0x0000000000400000-0x000000000046D000-memory.dmp

Filesize
436KB

Download
memory/2904-20-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/2904-25-0x00000000758D0000-0x0000000075AE5000-memory.dmp

Filesize
2.1MB

Download
memory/2904-23-0x00007FF94D9F0000-0x00007FF94DBE5000-memory.dmp

Filesize
2.0MB

Download
memory/2904-22-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/2904-21-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/2904-26-0x0000000002570000-0x0000000002970000-memory.dmp

Filesize
4.0MB

Download
memory/2904-18-0x00000000008A0000-0x00000000008A9000-memory.dmp

Filesize
36KB

Download

Analysis

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