rhadamanthys | dcdb2e997eb051341887266f248d90f10c440e201c777be28d96b8360407b579

General

Target

dcdb2e997eb051341887266f248d90f10c440e201c777be28d96b8360407b579.dll
Size

55.4MB
MD5

21fca1f9af63251def126c496b19cc95
SHA1

bc7eb6e04c5284893d82c1fdd723cfd8ed663178
SHA256

dcdb2e997eb051341887266f248d90f10c440e201c777be28d96b8360407b579
SHA512

e973f994bad2804e862af55b4c52015fe7a058b166aef9a4a09bd756652978441a819657a3968ef4b0dfc34c6fb0c2a4fca5b26b212c269eab2f370c30766184
SSDEEP

1572864:MYsjkeZwu3B4RHLqhzWZvbYF8WNLKUDBWkoIz:0IszW6xBl

Score

10^/10

Malware Config

Signatures

Detects Rhadamanthys payload 4 IoCs

resource	yara_rule
behavioral2/memory/1984-2-0x0000000001050000-0x00000000010D1000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/1984-4-0x0000000001050000-0x00000000010D1000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/1984-3-0x0000000001050000-0x00000000010D1000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/1984-5-0x0000000001050000-0x00000000010D1000-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 1984 created 2928	1984	rundll32.exe	49

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1928	1984	WerFault.exe	89

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1984	rundll32.exe
1984	rundll32.exe
1984	rundll32.exe
1984	rundll32.exe
5072	svchost.exe
5072	svchost.exe
5072	svchost.exe
5072	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 1684	972	rundll32.exe	83
PID 972 wrote to memory of 1684	972	rundll32.exe	83
PID 972 wrote to memory of 1684	972	rundll32.exe	83
PID 1684 wrote to memory of 1984	1684	rundll32.exe	89
PID 1684 wrote to memory of 1984	1684	rundll32.exe	89
PID 1684 wrote to memory of 1984	1684	rundll32.exe	89
PID 1684 wrote to memory of 1984	1684	rundll32.exe	89
PID 1684 wrote to memory of 1984	1684	rundll32.exe	89
PID 1984 wrote to memory of 5072	1984	rundll32.exe	90
PID 1984 wrote to memory of 5072	1984	rundll32.exe	90
PID 1984 wrote to memory of 5072	1984	rundll32.exe	90
PID 1984 wrote to memory of 5072	1984	rundll32.exe	90
PID 1984 wrote to memory of 5072	1984	rundll32.exe	90

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2928
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:5072

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcdb2e997eb051341887266f248d90f10c440e201c777be28d96b8360407b579.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\dcdb2e997eb051341887266f248d90f10c440e201c777be28d96b8360407b579.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1684
- - C:\Windows\SysWOW64\rundll32.exe
    "C:\Windows\SysWOW64\rundll32.exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:1984
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 584
      4⤵
      Program crash
      PID:1928

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1984 -ip 1984
1⤵
PID:4572

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

Loading Replay Monitor...

Downloads

memory/1684-6-0x00000000121D4000-0x00000000121DC000-memory.dmp

Filesize
32KB

Download
memory/1684-1-0x0000000010000000-0x00000000137D2000-memory.dmp

Filesize
55.8MB

Download
memory/1684-0-0x00000000121C7000-0x00000000121CC000-memory.dmp

Filesize
20KB

Download
memory/1984-12-0x0000000002BC0000-0x0000000002FC0000-memory.dmp

Filesize
4.0MB

Download
memory/1984-13-0x0000000075FF0000-0x0000000076205000-memory.dmp

Filesize
2.1MB

Download
memory/1984-5-0x0000000001050000-0x00000000010D1000-memory.dmp

Filesize
516KB

Download
memory/1984-4-0x0000000001050000-0x00000000010D1000-memory.dmp

Filesize
516KB

Download
memory/1984-8-0x0000000002BC0000-0x0000000002FC0000-memory.dmp

Filesize
4.0MB

Download
memory/1984-7-0x0000000002BC0000-0x0000000002FC0000-memory.dmp

Filesize
4.0MB

Download
memory/1984-9-0x0000000002BC0000-0x0000000002FC0000-memory.dmp

Filesize
4.0MB

Download
memory/1984-2-0x0000000001050000-0x00000000010D1000-memory.dmp

Filesize
516KB

Download
memory/1984-10-0x00007FFF29270000-0x00007FFF29465000-memory.dmp

Filesize
2.0MB

Download
memory/1984-3-0x0000000001050000-0x00000000010D1000-memory.dmp

Filesize
516KB

Download
memory/1984-22-0x0000000002BC0000-0x0000000002FC0000-memory.dmp

Filesize
4.0MB

Download
memory/5072-14-0x0000000000FD0000-0x0000000000FDA000-memory.dmp

Filesize
40KB

Download
memory/5072-20-0x0000000075FF0000-0x0000000076205000-memory.dmp

Filesize
2.1MB

Download
memory/5072-18-0x00007FFF29270000-0x00007FFF29465000-memory.dmp

Filesize
2.0MB

Download
memory/5072-17-0x0000000001760000-0x0000000001B60000-memory.dmp

Filesize
4.0MB

Download
memory/5072-21-0x0000000001760000-0x0000000001B60000-memory.dmp

Filesize
4.0MB

Download
memory/5072-16-0x0000000001760000-0x0000000001B60000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing