rhadamanthys | 6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2

General

Target

6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe
Size

491KB
MD5

32ad5b5fb61daa6b056a8fc44ba381a2
SHA1

88b4d9d5e35c0b70644c8c2f915d4a85b7f1d808
SHA256

6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2
SHA512

67acdcd62da5d63d002e727004644c593bda4b472e65324e0d24d1fc1b71fd6e80fab8c293cefe9dc28d6bb930f9bfebec195e8f45f558b8f29fcb63ca538777
SSDEEP

6144:uo6c9xQn0zzTfeP14NjJOm54fbjGs5teFXxPn55OMxytcGDVZ4E:En0zzTmPfm6/DOFpbhxB43

Score

10^/10

rhadamanthys collection stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2540-124-0x0000000002BF0000-0x0000000002FF0000-memory.dmp	family_rhadamanthys
behavioral1/memory/2540-125-0x0000000002BF0000-0x0000000002FF0000-memory.dmp	family_rhadamanthys

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

Processes:

6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe

description pid process target process

PID 2540 created 3296 2540 6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe Explorer.EXE
Deletes itself 1 IoCs

Processes:

certreq.exe

pid process

2940 certreq.exe

description	pid	process	target process
PID 2540 created 3296	2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe	Explorer.EXE

pid	process
2940	certreq.exe

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	certreq.exe
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

4684 2540 WerFault.exe 6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe

pid	pid_target	process	target process
4684	2540	WerFault.exe	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

certreq.exe

description	ioc	process
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	certreq.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	certreq.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.execertreq.exe

pid	process
2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe
2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe
2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe
2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe
2940	certreq.exe
2940	certreq.exe
2940	certreq.exe
2940	certreq.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe

description	pid	process	target process
PID 2540 wrote to memory of 2940	2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe	certreq.exe
PID 2540 wrote to memory of 2940	2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe	certreq.exe
PID 2540 wrote to memory of 2940	2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe	certreq.exe
PID 2540 wrote to memory of 2940	2540	6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe	certreq.exe

outlook_office_path 1 IoCs

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	certreq.exe

outlook_win_path 1 IoCs

Processes:

certreq.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-640001698-3754512395-3275565439-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	certreq.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3296
- C:\Users\Admin\AppData\Local\Temp\6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe
  "C:\Users\Admin\AppData\Local\Temp\6b0fc6f67737387fc8785cc9dd184d10e5f43c15c9fcc5780981c44ec09092c2.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2540
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2540 -s 396
    3⤵
    - Program crash
    PID:4684
- C:\Windows\system32\certreq.exe
  "C:\Windows\system32\certreq.exe"
  2⤵
  - Deletes itself
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:2940

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/2540-137-0x0000000000400000-0x0000000000961000-memory.dmp

Filesize
5.4MB

Download
memory/2540-122-0x00000000026F0000-0x0000000002761000-memory.dmp

Filesize
452KB

Download
memory/2540-123-0x0000000002770000-0x0000000002777000-memory.dmp

Filesize
28KB

Download
memory/2540-124-0x0000000002BF0000-0x0000000002FF0000-memory.dmp

Filesize
4.0MB

Download
memory/2540-125-0x0000000002BF0000-0x0000000002FF0000-memory.dmp

Filesize
4.0MB

Download
memory/2540-121-0x0000000000AE0000-0x0000000000B29000-memory.dmp

Filesize
292KB

Download
memory/2540-129-0x0000000000400000-0x0000000000961000-memory.dmp

Filesize
5.4MB

Download
memory/2540-130-0x00000000037B0000-0x00000000037E6000-memory.dmp

Filesize
216KB

Download
memory/2540-136-0x00000000037B0000-0x00000000037E6000-memory.dmp

Filesize
216KB

Download
memory/2940-139-0x000002257ECF0000-0x000002257ECF3000-memory.dmp

Filesize
12KB

Download
memory/2940-148-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-142-0x000002257EE40000-0x000002257EE47000-memory.dmp

Filesize
28KB

Download
memory/2940-144-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-143-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-145-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-146-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-126-0x000002257ECF0000-0x000002257ECF3000-memory.dmp

Filesize
12KB

Download
memory/2940-150-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-151-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-152-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-153-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-154-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download
memory/2940-155-0x00007FF7702B0000-0x00007FF7703DD000-memory.dmp

Filesize
1.2MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads