rhadamanthys | 8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13

General

Target

8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe
Size

432KB
MD5

97690dedc425ac0971a904ff67b1f3ab
SHA1

3589e089a3619c8cc877dccdbf1b67bdba35f03f
SHA256

8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13
SHA512

57b2e95e8c984c2c633193d428125eee61187cec2c4195db1e2781e669b1ab0a5cd1fe7420ccd9126a496be05bd71761137658fc0526e0a539bf097b0dd406e9
SSDEEP

3072:VgINlmgb/oejua67qcJ83AjF1M46Q6r/3iUusVM1GmLNnGGiPwG+YIWmSKzOoE1O:+Y1SRjfSrphOsvI7RsG8TL/

Score

10^/10

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/1324-138-0x00000000007B0000-0x00000000007CC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1324-140-0x00000000007B0000-0x00000000007CC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1324-143-0x00000000007B0000-0x00000000007CC000-memory.dmp	family_rhadamanthys
behavioral1/memory/1324-151-0x00000000007B0000-0x00000000007CC000-memory.dmp	family_rhadamanthys

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

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe
1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe
1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3148	1324	WerFault.exe	85

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	dllhost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	dllhost.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe
1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe
4800	dllhost.exe
4800	dllhost.exe
4800	dllhost.exe
4800	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 4800	1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe	93
PID 1324 wrote to memory of 4800	1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe	93
PID 1324 wrote to memory of 4800	1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe	93
PID 1324 wrote to memory of 4800	1324	8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe	93

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe
"C:\Users\Admin\AppData\Local\Temp\8c30faffe3659055364cd5d00c7d69c00ef87665b1512bbed4e9560f37323b13.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1324
- C:\Windows\system32\dllhost.exe
  "C:\Windows\system32\dllhost.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:4800
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1324 -s 700
  2⤵
  - Program crash
  PID:3148

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1324 -ip 1324
1⤵
PID:2632

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

Replay Monitor

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Downloads

memory/1324-145-0x00000000007D0000-0x00000000007EA000-memory.dmp

Filesize
104KB

Download
memory/1324-150-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/1324-138-0x00000000007B0000-0x00000000007CC000-memory.dmp

Filesize
112KB

Download
memory/1324-140-0x00000000007B0000-0x00000000007CC000-memory.dmp

Filesize
112KB

Download
memory/1324-141-0x00000000007D0000-0x00000000007EA000-memory.dmp

Filesize
104KB

Download
memory/1324-142-0x00000000007D0000-0x00000000007EA000-memory.dmp

Filesize
104KB

Download
memory/1324-143-0x00000000007B0000-0x00000000007CC000-memory.dmp

Filesize
112KB

Download
memory/1324-151-0x00000000007B0000-0x00000000007CC000-memory.dmp

Filesize
112KB

Download
memory/1324-135-0x0000000000400000-0x00000000004ED000-memory.dmp

Filesize
948KB

Download
memory/1324-134-0x0000000000780000-0x00000000007AE000-memory.dmp

Filesize
184KB

Download
memory/4800-146-0x000001C97A720000-0x000001C97A727000-memory.dmp

Filesize
28KB

Download
memory/4800-148-0x00007FF4F24F0000-0x00007FF4F25EA000-memory.dmp

Filesize
1000KB

Download
memory/4800-149-0x00007FF4F24F0000-0x00007FF4F25EA000-memory.dmp

Filesize
1000KB

Download
memory/4800-147-0x00007FF4F24F0000-0x00007FF4F25EA000-memory.dmp

Filesize
1000KB

Download
memory/4800-144-0x000001C97A410000-0x000001C97A411000-memory.dmp

Filesize
4KB

Download
memory/4800-152-0x00007FF4F24F0000-0x00007FF4F25EA000-memory.dmp

Filesize
1000KB

Download
memory/4800-153-0x00007FF4F24F0000-0x00007FF4F25EA000-memory.dmp

Filesize
1000KB

Download
memory/4800-154-0x00007FF4F24F0000-0x00007FF4F25EA000-memory.dmp

Filesize
1000KB

Download

Analysis

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