rhadamanthys | 5bc044ef951c5095e4b7c094df6e54b19dfaafcd148583bb694625b7a0900f1c

Analysis

max time kernel
94s
max time network
96s
platform
windows10-ltsc 2021_x64
resource
win10ltsc2021-20250128-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250128-enlocale:en-usos:windows10-ltsc 2021-x64system
submitted
05-02-2025 10:58

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General

Target

install.exe
Size

439KB
MD5

e1d10be0d41ba9e8dbad2a53876b3a00
SHA1

e7a2d4f602bfd178eb4ec6ac9bd406cb5eae50ed
SHA256

5bc044ef951c5095e4b7c094df6e54b19dfaafcd148583bb694625b7a0900f1c
SHA512

1e7a4065ccf983853b6d212f1d9c9cf43374ee30fd89d4a8d67042b5b560127a7986d60533e949ae77efc48169f96d8ce4cd6f6b0f2f43edebabea238f17fdcb
SSDEEP

12288:1O7k28xC7HMDVBjfbL5S6IZ7OGQN/RutyU3ivG/Jt9:+OS6IZ7QN/R8yoaG/L

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Signatures

Detects Rhadamanthys payload 2 IoCs

resource	yara_rule
behavioral1/memory/4088-0-0x0000000000840000-0x00000000008C1000-memory.dmp	Rhadamanthys_v8
behavioral1/memory/4088-9-0x0000000000840000-0x00000000008C1000-memory.dmp	Rhadamanthys_v8

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

description	pid	Process	procid_target
PID 4088 created 2960	4088	install.exe	51

System Location Discovery: System Language Discovery 1 TTPs 2 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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	install.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4088	install.exe
4088	install.exe
4088	install.exe
4088	install.exe
3104	svchost.exe
3104	svchost.exe
3104	svchost.exe
3104	svchost.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4088 wrote to memory of 3104	4088	install.exe	84
PID 4088 wrote to memory of 3104	4088	install.exe	84
PID 4088 wrote to memory of 3104	4088	install.exe	84
PID 4088 wrote to memory of 3104	4088	install.exe	84
PID 4088 wrote to memory of 3104	4088	install.exe	84

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2960
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3104

C:\Users\Admin\AppData\Local\Temp\install.exe
"C:\Users\Admin\AppData\Local\Temp\install.exe"
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3104-8-0x0000000000870000-0x000000000087A000-memory.dmp

Filesize
40KB

Download
memory/3104-17-0x0000000000E40000-0x0000000001240000-memory.dmp

Filesize
4.0MB

Download
memory/3104-15-0x0000000000E40000-0x0000000001240000-memory.dmp

Filesize
4.0MB

Download
memory/3104-16-0x0000000076E70000-0x00000000770AA000-memory.dmp

Filesize
2.2MB

Download
memory/3104-13-0x00007FFEE1350000-0x00007FFEE1548000-memory.dmp

Filesize
2.0MB

Download
memory/3104-11-0x0000000000E40000-0x0000000001240000-memory.dmp

Filesize
4.0MB

Download
memory/3104-12-0x0000000000E40000-0x0000000001240000-memory.dmp

Filesize
4.0MB

Download
memory/4088-3-0x0000000000F80000-0x0000000001380000-memory.dmp

Filesize
4.0MB

Download
memory/4088-9-0x0000000000840000-0x00000000008C1000-memory.dmp

Filesize
516KB

Download
memory/4088-7-0x0000000076E70000-0x00000000770AA000-memory.dmp

Filesize
2.2MB

Download
memory/4088-6-0x0000000000F80000-0x0000000001380000-memory.dmp

Filesize
4.0MB

Download
memory/4088-4-0x00007FFEE1350000-0x00007FFEE1548000-memory.dmp

Filesize
2.0MB

Download
memory/4088-0-0x0000000000840000-0x00000000008C1000-memory.dmp

Filesize
516KB

Download
memory/4088-2-0x0000000000F80000-0x0000000001380000-memory.dmp

Filesize
4.0MB

Download
memory/4088-1-0x0000000000F80000-0x0000000001380000-memory.dmp

Filesize
4.0MB

Download