rhadamanthys | 46298b16b10079f44ee9515920de3391bd0590c36427e15ba81841a5e686bb79

General

Target

1d1505d6acae5dfe0ad58fddd7933cfc.exe
Size

442KB
MD5

1d1505d6acae5dfe0ad58fddd7933cfc
SHA1

ec64dd991550788047d6e512b8d17a7d73e48c6a
SHA256

46298b16b10079f44ee9515920de3391bd0590c36427e15ba81841a5e686bb79
SHA512

ee14b7b6b1b9845d61786a11f1d5da757898212d634637aceb276077c803b79e614fe46a07403108c4430e82010adccc5b32a0183e85b998f38ed9f7030d70bf
SSDEEP

12288:m+RQLpoHCpa7QDoGukWV1hC8kVOYfCYfQ8O6akF19ecKPs:mtNDILn8u

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://135.181.4.162:2423/97e9fc994198e76/q4cs18w4.g9muv

Signatures

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

Processes:

aspnet_regiis.exe

description pid process target process

PID 1528 created 2960 1528 aspnet_regiis.exe sihost.exe
Loads dropped DLL 1 IoCs

Processes:

1d1505d6acae5dfe0ad58fddd7933cfc.exe

pid process

1364 1d1505d6acae5dfe0ad58fddd7933cfc.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

1d1505d6acae5dfe0ad58fddd7933cfc.exe

description pid process target process

PID 1364 set thread context of 1528 1364 1d1505d6acae5dfe0ad58fddd7933cfc.exe aspnet_regiis.exe
Program crash 2 IoCs

Processes:

WerFault.exeWerFault.exe

pid pid_target process target process

3660 1528 WerFault.exe aspnet_regiis.exe
4816 1528 WerFault.exe aspnet_regiis.exe

description	pid	process	target process
PID 1528 created 2960	1528	aspnet_regiis.exe	sihost.exe

pid	process
1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe

description	pid	process	target process
PID 1364 set thread context of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe

pid	pid_target	process	target process
3660	1528	WerFault.exe	aspnet_regiis.exe
4816	1528	WerFault.exe	aspnet_regiis.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:

1d1505d6acae5dfe0ad58fddd7933cfc.exeaspnet_regiis.exeopenwith.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1d1505d6acae5dfe0ad58fddd7933cfc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_regiis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

aspnet_regiis.exeopenwith.exe

pid process

1528 aspnet_regiis.exe
1528 aspnet_regiis.exe
564 openwith.exe
564 openwith.exe
564 openwith.exe
564 openwith.exe

pid	process
1528	aspnet_regiis.exe
1528	aspnet_regiis.exe
564	openwith.exe
564	openwith.exe
564	openwith.exe
564	openwith.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

1d1505d6acae5dfe0ad58fddd7933cfc.exeaspnet_regiis.exe

description	pid	process	target process
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1364 wrote to memory of 1528	1364	1d1505d6acae5dfe0ad58fddd7933cfc.exe	aspnet_regiis.exe
PID 1528 wrote to memory of 564	1528	aspnet_regiis.exe	openwith.exe
PID 1528 wrote to memory of 564	1528	aspnet_regiis.exe	openwith.exe
PID 1528 wrote to memory of 564	1528	aspnet_regiis.exe	openwith.exe
PID 1528 wrote to memory of 564	1528	aspnet_regiis.exe	openwith.exe
PID 1528 wrote to memory of 564	1528	aspnet_regiis.exe	openwith.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2960
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:564

C:\Users\Admin\AppData\Local\Temp\1d1505d6acae5dfe0ad58fddd7933cfc.exe
"C:\Users\Admin\AppData\Local\Temp\1d1505d6acae5dfe0ad58fddd7933cfc.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1364
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 468
    3⤵
    - Program crash
    PID:3660
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 476
    3⤵
    - Program crash
    PID:4816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1528 -ip 1528
1⤵
PID:1996

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1528 -ip 1528
1⤵
PID:4448

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

C:\Users\Admin\AppData\Roaming\msvcp110.dll

Filesize
617KB

MD5
b209cf5480673daefd7af11fd9a4ca69

SHA1
a4517d0f3b77603f58c44992fa0fef1d46746595

SHA256
fc709d1c3497c624a2a27e1a2306cbba764e6e52c8cedb597d0b49377d91f676

SHA512
d2c97f6a6e4e6a4f4b5f1809f6a15bab0c96d9399447550e3528471617426658de41795a9d4ca9dcdae8f84fdd8eb2516aa658f3469f19328849627c7650ba65

Download Submit
memory/564-37-0x0000000075DF0000-0x0000000076005000-memory.dmp

Filesize
2.1MB

Download
memory/564-40-0x0000000002830000-0x0000000002C30000-memory.dmp

Filesize
4.0MB

Download
memory/564-31-0x0000000000C40000-0x0000000000C49000-memory.dmp

Filesize
36KB

Download
memory/564-38-0x0000000002830000-0x0000000002C30000-memory.dmp

Filesize
4.0MB

Download
memory/564-35-0x00007FFE100D0000-0x00007FFE102C5000-memory.dmp

Filesize
2.0MB

Download
memory/564-33-0x0000000002830000-0x0000000002C30000-memory.dmp

Filesize
4.0MB

Download
memory/564-34-0x0000000002830000-0x0000000002C30000-memory.dmp

Filesize
4.0MB

Download
memory/1364-2-0x0000000001190000-0x0000000001196000-memory.dmp

Filesize
24KB

Download
memory/1364-1-0x0000000000660000-0x00000000006D8000-memory.dmp

Filesize
480KB

Download
memory/1364-5-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1364-0-0x000000007440E000-0x000000007440F000-memory.dmp

Filesize
4KB

Download
memory/1364-11-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1364-22-0x0000000074400000-0x0000000074BB0000-memory.dmp

Filesize
7.7MB

Download
memory/1528-21-0x0000000000770000-0x00000000007EE000-memory.dmp

Filesize
504KB

Download
memory/1528-28-0x0000000003350000-0x0000000003750000-memory.dmp

Filesize
4.0MB

Download
memory/1528-30-0x0000000075DF0000-0x0000000076005000-memory.dmp

Filesize
2.1MB

Download
memory/1528-27-0x00007FFE100D0000-0x00007FFE102C5000-memory.dmp

Filesize
2.0MB

Download
memory/1528-23-0x0000000003350000-0x0000000003750000-memory.dmp

Filesize
4.0MB

Download
memory/1528-24-0x0000000000770000-0x00000000007EE000-memory.dmp

Filesize
504KB

Download
memory/1528-25-0x0000000003350000-0x0000000003750000-memory.dmp

Filesize
4.0MB

Download
memory/1528-26-0x0000000003350000-0x0000000003750000-memory.dmp

Filesize
4.0MB

Download
memory/1528-10-0x0000000000770000-0x00000000007EE000-memory.dmp

Filesize
504KB

Download
memory/1528-39-0x0000000003350000-0x0000000003750000-memory.dmp

Filesize
4.0MB

Download
memory/1528-17-0x0000000000770000-0x00000000007EE000-memory.dmp

Filesize
504KB

Download

Analysis

Sharing