rhadamanthys | e0af73a0efbedf9112f02d898a393f6cc27817d1d7fa3b4e7b4041e9b9761bbf

General

Target

e0af73a0efbedf9112f02d898a393f6cc27817d1d7fa3b4e7b4041e9b9761bbf.dll
Size

35.2MB
MD5

70ddc0b1d2e04545d4f8ea67e12919d7
SHA1

cb1445d1ae1599cbaa94c38ec6c84bc56ed1f797
SHA256

e0af73a0efbedf9112f02d898a393f6cc27817d1d7fa3b4e7b4041e9b9761bbf
SHA512

e99f836991d6665392dce55cbfb8bca590fca8981bdad493e589c93d623e6e62b66d9521aa6d45e4aa849f93960524137fb18ecef48c70fbdc676286239fc8cd
SSDEEP

786432:axaUJjkneASghu3B4RRJLk/kNzGvZNFbYFtYPrRINGO4uKUEBkH:aYsjkeZwu3B4RHLquzWZvbYF8WNLKUb

Score

10^/10

Malware Config

Signatures

Detects Rhadamanthys payload 4 IoCs

resource	yara_rule
behavioral2/memory/4804-2-0x0000000000600000-0x0000000000681000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/4804-3-0x0000000000600000-0x0000000000681000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/4804-4-0x0000000000600000-0x0000000000681000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/4804-5-0x0000000000600000-0x0000000000681000-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 4804 created 2976	4804	rundll32.exe	50

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2236	4804	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
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
4804	rundll32.exe
1556	svchost.exe
1556	svchost.exe
1556	svchost.exe
1556	svchost.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 684 wrote to memory of 1116	684	rundll32.exe	83
PID 684 wrote to memory of 1116	684	rundll32.exe	83
PID 684 wrote to memory of 1116	684	rundll32.exe	83
PID 1116 wrote to memory of 4804	1116	rundll32.exe	89
PID 1116 wrote to memory of 4804	1116	rundll32.exe	89
PID 1116 wrote to memory of 4804	1116	rundll32.exe	89
PID 1116 wrote to memory of 4804	1116	rundll32.exe	89
PID 1116 wrote to memory of 4804	1116	rundll32.exe	89
PID 4804 wrote to memory of 1556	4804	rundll32.exe	90
PID 4804 wrote to memory of 1556	4804	rundll32.exe	90
PID 4804 wrote to memory of 1556	4804	rundll32.exe	90
PID 4804 wrote to memory of 1556	4804	rundll32.exe	90
PID 4804 wrote to memory of 1556	4804	rundll32.exe	90

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2976
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1556

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0af73a0efbedf9112f02d898a393f6cc27817d1d7fa3b4e7b4041e9b9761bbf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:684
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e0af73a0efbedf9112f02d898a393f6cc27817d1d7fa3b4e7b4041e9b9761bbf.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1116
- - 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:4804
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4804 -s 588
      4⤵
      Program crash
      PID:2236

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4804 -ip 4804
1⤵
PID:4208

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/1116-1-0x0000000010000000-0x0000000012397000-memory.dmp

Filesize
35.6MB

Download
memory/1116-0-0x000000001233B000-0x0000000012341000-memory.dmp

Filesize
24KB

Download
memory/1556-13-0x0000000000890000-0x000000000089A000-memory.dmp

Filesize
40KB

Download
memory/1556-21-0x0000000001000000-0x0000000001400000-memory.dmp

Filesize
4.0MB

Download
memory/1556-19-0x0000000001000000-0x0000000001400000-memory.dmp

Filesize
4.0MB

Download
memory/1556-16-0x00007FFB740F0000-0x00007FFB742E5000-memory.dmp

Filesize
2.0MB

Download
memory/1556-18-0x0000000077B10000-0x0000000077D25000-memory.dmp

Filesize
2.1MB

Download
memory/1556-20-0x0000000001000000-0x0000000001400000-memory.dmp

Filesize
4.0MB

Download
memory/1556-15-0x0000000001000000-0x0000000001400000-memory.dmp

Filesize
4.0MB

Download
memory/4804-5-0x0000000000600000-0x0000000000681000-memory.dmp

Filesize
516KB

Download
memory/4804-10-0x0000000002240000-0x0000000002640000-memory.dmp

Filesize
4.0MB

Download
memory/4804-12-0x0000000077B10000-0x0000000077D25000-memory.dmp

Filesize
2.1MB

Download
memory/4804-9-0x00007FFB740F0000-0x00007FFB742E5000-memory.dmp

Filesize
2.0MB

Download
memory/4804-8-0x0000000002240000-0x0000000002640000-memory.dmp

Filesize
4.0MB

Download
memory/4804-7-0x0000000002240000-0x0000000002640000-memory.dmp

Filesize
4.0MB

Download
memory/4804-6-0x0000000002240000-0x0000000002640000-memory.dmp

Filesize
4.0MB

Download
memory/4804-4-0x0000000000600000-0x0000000000681000-memory.dmp

Filesize
516KB

Download
memory/4804-3-0x0000000000600000-0x0000000000681000-memory.dmp

Filesize
516KB

Download
memory/4804-2-0x0000000000600000-0x0000000000681000-memory.dmp

Filesize
516KB

Download
memory/4804-22-0x0000000002240000-0x0000000002640000-memory.dmp

Filesize
4.0MB

Download

Analysis

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