rhadamanthys | a5bc3dc0c69ff4fafa4bc2a4cf06f5911a64cd8ee670046d3ee62716026ca5a5

General

Target

random.exe
Size

762KB
MD5

1df12b67dbeaffa74bba4936ec4730c2
SHA1

4bb7c9af058f6b3701c7fc2afb37ea71c1a96b5d
SHA256

a5bc3dc0c69ff4fafa4bc2a4cf06f5911a64cd8ee670046d3ee62716026ca5a5
SHA512

c41b16813afebe2cff4fb818a58205ccee78dc5c90a9b94e50d96facfa38e57c5dcac32c9eb9068e3d68e8af7943c8edf3c8712d5551ae614f4142c2ba238a1d
SSDEEP

12288:OhTLoo2MYhal8iLMMX/g1jtiF4mPmBu7Iv5ou:OdLp2MYsrmwPSusF

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://185.184.26.10:4928/e4eb12414c95175ccfd/INSTALLS

Signatures

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 4612 created 2540	4612	winhlp32.exe	42

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
14	raw.githubusercontent.com
15	raw.githubusercontent.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2336 set thread context of 4612	2336	random.exe	91

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4708	4612	WerFault.exe	91
1008	4612	WerFault.exe	91

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	winhlp32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	random.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4612	winhlp32.exe
4612	winhlp32.exe
1940	openwith.exe
1940	openwith.exe
1940	openwith.exe
1940	openwith.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 2336 wrote to memory of 4612	2336	random.exe	91
PID 4612 wrote to memory of 1940	4612	winhlp32.exe	92
PID 4612 wrote to memory of 1940	4612	winhlp32.exe	92
PID 4612 wrote to memory of 1940	4612	winhlp32.exe	92
PID 4612 wrote to memory of 1940	4612	winhlp32.exe	92
PID 4612 wrote to memory of 1940	4612	winhlp32.exe	92

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2540
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1940

C:\Users\Admin\AppData\Local\Temp\random.exe
"C:\Users\Admin\AppData\Local\Temp\random.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Windows\winhlp32.exe
  "C:\Windows\winhlp32.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4612
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 432
    3⤵
    - Program crash
    PID:4708
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 428
    3⤵
    - Program crash
    PID:1008

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4612 -ip 4612
1⤵
PID:4876

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4612 -ip 4612
1⤵
PID:1068

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

Web Service

1

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1940-14-0x0000000000930000-0x0000000000939000-memory.dmp

Filesize
36KB

Download
memory/1940-22-0x00000000026C0000-0x0000000002AC0000-memory.dmp

Filesize
4.0MB

Download
memory/1940-16-0x00000000026C0000-0x0000000002AC0000-memory.dmp

Filesize
4.0MB

Download
memory/1940-17-0x00000000026C0000-0x0000000002AC0000-memory.dmp

Filesize
4.0MB

Download
memory/1940-20-0x0000000077840000-0x0000000077A55000-memory.dmp

Filesize
2.1MB

Download
memory/1940-21-0x00000000026C0000-0x0000000002AC0000-memory.dmp

Filesize
4.0MB

Download
memory/1940-18-0x00007FFAE7050000-0x00007FFAE7245000-memory.dmp

Filesize
2.0MB

Download
memory/4612-7-0x00000000039B0000-0x0000000003DB0000-memory.dmp

Filesize
4.0MB

Download
memory/4612-11-0x00000000039B0000-0x0000000003DB0000-memory.dmp

Filesize
4.0MB

Download
memory/4612-10-0x00007FFAE7050000-0x00007FFAE7245000-memory.dmp

Filesize
2.0MB

Download
memory/4612-13-0x0000000077840000-0x0000000077A55000-memory.dmp

Filesize
2.1MB

Download
memory/4612-9-0x00000000039B0000-0x0000000003DB0000-memory.dmp

Filesize
4.0MB

Download
memory/4612-8-0x00000000039B0000-0x0000000003DB0000-memory.dmp

Filesize
4.0MB

Download
memory/4612-3-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4612-6-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4612-5-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4612-4-0x0000000000400000-0x000000000047E000-memory.dmp

Filesize
504KB

Download
memory/4612-23-0x00000000039B0000-0x0000000003DB0000-memory.dmp

Filesize
4.0MB

Download

Analysis

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