rhadamanthys | 7e7f030d5c14da66fec84faf2581fef5b9001378d586c23ab48bf5399703a9d0

General

Target

ed3b21d94a5963fd10b060e8bf4e0748.exe
Size

1.4MB
MD5

ed3b21d94a5963fd10b060e8bf4e0748
SHA1

f501ab330fa7e9cdae7939f18e58f0d7f43295dc
SHA256

7e7f030d5c14da66fec84faf2581fef5b9001378d586c23ab48bf5399703a9d0
SHA512

ebe98ef2c383832aa4b02dfd68cecb1e29da3229f7d261fee701d7c286bb66f86a426351afa2b73f325c18fb2fd05b08fb7d351d8c6bf6d856b4d9018b211a1c
SSDEEP

24576:ctBwt0JwFemV0zJpI1QPxUFmxOFPG73BTcdfA+qCN93uhpO7nPqoiCi:h0+p6JqQPxUFmg2+5WI7x

Score

10^/10

Malware Config

Signatures

Detects Rhadamanthys payload 4 IoCs

resource	yara_rule
behavioral2/memory/2140-0-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/2140-1-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/2140-2-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral2/memory/2140-3-0x0000000000400000-0x0000000000481000-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 2140 created 2480	2140	rundll32.exe	42

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 372 set thread context of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3288	2140	WerFault.exe	83

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

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2140	rundll32.exe
2140	rundll32.exe
2140	rundll32.exe
2140	rundll32.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe
3244	svchost.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 372 wrote to memory of 2140	372	ed3b21d94a5963fd10b060e8bf4e0748.exe	83
PID 2140 wrote to memory of 3244	2140	rundll32.exe	87
PID 2140 wrote to memory of 3244	2140	rundll32.exe	87
PID 2140 wrote to memory of 3244	2140	rundll32.exe	87
PID 2140 wrote to memory of 3244	2140	rundll32.exe	87
PID 2140 wrote to memory of 3244	2140	rundll32.exe	87

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2480
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3244

C:\Users\Admin\AppData\Local\Temp\ed3b21d94a5963fd10b060e8bf4e0748.exe
"C:\Users\Admin\AppData\Local\Temp\ed3b21d94a5963fd10b060e8bf4e0748.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:372
- C:\Windows\SysWOW64\rundll32.exe
  "C:\Windows\SysWOW64\rundll32.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2140
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 588
    3⤵
    - Program crash
    PID:3288

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2140 -ip 2140
1⤵
PID:3300

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/2140-7-0x00007FFA05CB0000-0x00007FFA05EA5000-memory.dmp

Filesize
2.0MB

Download
memory/2140-10-0x00000000761B0000-0x00000000763C5000-memory.dmp

Filesize
2.1MB

Download
memory/2140-2-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2140-3-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2140-5-0x0000000002890000-0x0000000002C90000-memory.dmp

Filesize
4.0MB

Download
memory/2140-4-0x0000000002890000-0x0000000002C90000-memory.dmp

Filesize
4.0MB

Download
memory/2140-6-0x0000000002890000-0x0000000002C90000-memory.dmp

Filesize
4.0MB

Download
memory/2140-8-0x0000000002890000-0x0000000002C90000-memory.dmp

Filesize
4.0MB

Download
memory/2140-1-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2140-0-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2140-20-0x0000000002890000-0x0000000002C90000-memory.dmp

Filesize
4.0MB

Download
memory/3244-13-0x0000000001480000-0x0000000001880000-memory.dmp

Filesize
4.0MB

Download
memory/3244-17-0x0000000001480000-0x0000000001880000-memory.dmp

Filesize
4.0MB

Download
memory/3244-18-0x00000000761B0000-0x00000000763C5000-memory.dmp

Filesize
2.1MB

Download
memory/3244-15-0x00007FFA05CB0000-0x00007FFA05EA5000-memory.dmp

Filesize
2.0MB

Download
memory/3244-14-0x0000000001480000-0x0000000001880000-memory.dmp

Filesize
4.0MB

Download
memory/3244-19-0x0000000001480000-0x0000000001880000-memory.dmp

Filesize
4.0MB

Download
memory/3244-11-0x0000000000EF0000-0x0000000000EFA000-memory.dmp

Filesize
40KB

Download

Analysis

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