rhadamanthys | e6315b24e0311758da1c25daa5f2724da4f534ed7ed644cbf43f3cc64c4676a7

General

Target

Copyright infringement record.exe
Size

6.1MB
MD5

4864a55cff27f686023456a22371e790
SHA1

6ed30c0371fe167d38411bfa6d720fcdcacc4f4c
SHA256

08c7fb6067acc8ac207d28ab616c9ea5bc0d394956455d6a3eecb73f8010f7a2
SHA512

4bd3a16435cca6ce7a7aa829eb967619a8b7c02598474e634442cffc55935870d54d844a04496bf9c7e8c29c40fae59ac6eb39c8550c091d06a28211491d0bfb
SSDEEP

98304:VZQIM+/nv/CDoAkYwpAa5ge1zZ/jtdZwUkQ:bJCKlA2VKUz

Score

10^/10

rhadamanthys discovery persistence stealer

Malware Config

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 2496 created 2556	2496	Copyright infringement record.exe	42

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-786284298-625481688-3210388970-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\*ChromeUpdate = "rundll32.exe C:\\Users\\Admin\\Documents\\FirefoxData.dll,EntryPoint"	reg.exe

Suspicious use of NtCreateThreadExHideFromDebugger 1 IoCs

pid	Process
4968	Copyright infringement record.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
5072	2496	WerFault.exe	84
2340	2496	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 5 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	openwith.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Copyright infringement record.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Copyright infringement record.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reg.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2496	Copyright infringement record.exe
2496	Copyright infringement record.exe
1124	openwith.exe
1124	openwith.exe
1124	openwith.exe
1124	openwith.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4968 wrote to memory of 2496	4968	Copyright infringement record.exe	84
PID 4968 wrote to memory of 2496	4968	Copyright infringement record.exe	84
PID 4968 wrote to memory of 2496	4968	Copyright infringement record.exe	84
PID 4968 wrote to memory of 2496	4968	Copyright infringement record.exe	84
PID 4968 wrote to memory of 2496	4968	Copyright infringement record.exe	84
PID 4968 wrote to memory of 2496	4968	Copyright infringement record.exe	84
PID 4968 wrote to memory of 3980	4968	Copyright infringement record.exe	85
PID 4968 wrote to memory of 3980	4968	Copyright infringement record.exe	85
PID 4968 wrote to memory of 3980	4968	Copyright infringement record.exe	85
PID 3980 wrote to memory of 3320	3980	cmd.exe	87
PID 3980 wrote to memory of 3320	3980	cmd.exe	87
PID 3980 wrote to memory of 3320	3980	cmd.exe	87
PID 2496 wrote to memory of 1124	2496	Copyright infringement record.exe	88
PID 2496 wrote to memory of 1124	2496	Copyright infringement record.exe	88
PID 2496 wrote to memory of 1124	2496	Copyright infringement record.exe	88
PID 2496 wrote to memory of 1124	2496	Copyright infringement record.exe	88
PID 2496 wrote to memory of 1124	2496	Copyright infringement record.exe	88

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2556
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1124

C:\Users\Admin\AppData\Local\Temp\Copyright infringement record.exe
"C:\Users\Admin\AppData\Local\Temp\Copyright infringement record.exe"
1⤵
- Suspicious use of NtCreateThreadExHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4968
- C:\Users\Admin\AppData\Local\Temp\Copyright infringement record.exe
  "C:\Users\Admin\AppData\Local\Temp\Copyright infringement record.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2496
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 432
    3⤵
    - Program crash
    PID:5072
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2496 -s 428
    3⤵
    - Program crash
    PID:2340
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /C reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "*ChromeUpdate" /t REG_SZ /d "rundll32.exe C:\Users\Admin\Documents\FirefoxData.dll",EntryPoint /f & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3980
- - C:\Windows\SysWOW64\reg.exe
    reg add "HKCU\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "*ChromeUpdate" /t REG_SZ /d "rundll32.exe C:\Users\Admin\Documents\FirefoxData.dll",EntryPoint /f
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    PID:3320

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2496 -ip 2496
1⤵
PID:3052

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 2496 -ip 2496
1⤵
PID:4772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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/1124-18-0x0000000000980000-0x0000000000989000-memory.dmp

Filesize
36KB

Download
memory/1124-25-0x0000000002690000-0x0000000002A90000-memory.dmp

Filesize
4.0MB

Download
memory/1124-24-0x0000000077450000-0x0000000077665000-memory.dmp

Filesize
2.1MB

Download
memory/1124-22-0x0000000002690000-0x0000000002A90000-memory.dmp

Filesize
4.0MB

Download
memory/1124-21-0x00007FF9AECF0000-0x00007FF9AEEE5000-memory.dmp

Filesize
2.0MB

Download
memory/1124-20-0x0000000002690000-0x0000000002A90000-memory.dmp

Filesize
4.0MB

Download
memory/2496-12-0x00000000039C0000-0x0000000003DC0000-memory.dmp

Filesize
4.0MB

Download
memory/2496-4-0x00000000001D0000-0x00000000001D1000-memory.dmp

Filesize
4KB

Download
memory/2496-10-0x0000000000A30000-0x0000000000AAE000-memory.dmp

Filesize
504KB

Download
memory/2496-11-0x00000000039C0000-0x0000000003DC0000-memory.dmp

Filesize
4.0MB

Download
memory/2496-8-0x0000000000A30000-0x0000000000AAE000-memory.dmp

Filesize
504KB

Download
memory/2496-13-0x00000000039C0000-0x0000000003DC0000-memory.dmp

Filesize
4.0MB

Download
memory/2496-14-0x00007FF9AECF0000-0x00007FF9AEEE5000-memory.dmp

Filesize
2.0MB

Download
memory/2496-15-0x00000000039C0000-0x0000000003DC0000-memory.dmp

Filesize
4.0MB

Download
memory/2496-17-0x0000000077450000-0x0000000077665000-memory.dmp

Filesize
2.1MB

Download
memory/2496-9-0x0000000000A30000-0x0000000000AAE000-memory.dmp

Filesize
504KB

Download
memory/2496-26-0x00000000039C0000-0x0000000003DC0000-memory.dmp

Filesize
4.0MB

Download
memory/4968-1-0x0000000065000000-0x00000000654EA000-memory.dmp

Filesize
4.9MB

Download
memory/4968-2-0x0000000065013000-0x000000006502D000-memory.dmp

Filesize
104KB

Download
memory/4968-3-0x0000000065000000-0x00000000654EA000-memory.dmp

Filesize
4.9MB

Download
memory/4968-0-0x0000000065000000-0x00000000654EA000-memory.dmp

Filesize
4.9MB

Download
memory/4968-7-0x0000000065000000-0x00000000654EA000-memory.dmp

Filesize
4.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads