rhadamanthys | dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93

General

Target

dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe
Size

416KB
MD5

42101b17728ec6cd7ade8ce9cbc8aad8
SHA1

7ae801b3277869c0222b2bafa09cb7aac51bfdbe
SHA256

dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93
SHA512

96021beeaa62899fc36991016a25f37fdd2324914d190dc279814a70d6079178b935097fce07fc62bedb83ed05346e48c8d13ad0bf10ae72f71a04ce3516ef16
SSDEEP

12288:JJ5A7EtNuuIAwAjzj9wi6j+dg9DZW2+nv3nQ4:J/UEtN7wAjz2qdg9D8v3L

Score

10^/10

rhadamanthys collection stealer

Malware Config

Extracted

Family

rhadamanthys

C2

http://179.43.142.201/img/favicon.png

Signatures

Detect rhadamanthys stealer shellcode 4 IoCs

resource	yara_rule
behavioral1/memory/2440-138-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/2440-139-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/2440-141-0x00000000025A0000-0x00000000025BC000-memory.dmp	family_rhadamanthys
behavioral1/memory/2440-148-0x00000000025A0000-0x00000000025BC000-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-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	dllhost.exe
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	dllhost.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
208	2440	WerFault.exe	81

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
2440	dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe
2440	dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe
2528	dllhost.exe
2528	dllhost.exe
2528	dllhost.exe
2528	dllhost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2528	2440	dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe	84
PID 2440 wrote to memory of 2528	2440	dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe	84
PID 2440 wrote to memory of 2528	2440	dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe	84
PID 2440 wrote to memory of 2528	2440	dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe	84

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	dllhost.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	dllhost.exe

C:\Users\Admin\AppData\Local\Temp\dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe
"C:\Users\Admin\AppData\Local\Temp\dfc221c1422a7a5bbed87f30993d5f40f9db8af66e181ff44b316d773c9a2e93.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2440
- 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:2528
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 724
  2⤵
  - Program crash
  PID:208

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2440 -ip 2440
1⤵
PID:3856

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/2440-148-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2440-147-0x0000000000400000-0x000000000080D000-memory.dmp

Filesize
4.1MB

Download
memory/2440-138-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2440-139-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2440-140-0x0000000002580000-0x0000000002582000-memory.dmp

Filesize
8KB

Download
memory/2440-141-0x00000000025A0000-0x00000000025BC000-memory.dmp

Filesize
112KB

Download
memory/2440-134-0x0000000002550000-0x000000000257E000-memory.dmp

Filesize
184KB

Download
memory/2440-143-0x0000000002580000-0x0000000002583000-memory.dmp

Filesize
12KB

Download
memory/2440-135-0x0000000000400000-0x000000000080D000-memory.dmp

Filesize
4.1MB

Download
memory/2528-145-0x00007FF46EC60000-0x00007FF46ED5A000-memory.dmp

Filesize
1000KB

Download
memory/2528-144-0x0000019A43260000-0x0000019A43267000-memory.dmp

Filesize
28KB

Download
memory/2528-146-0x00007FF46EC60000-0x00007FF46ED5A000-memory.dmp

Filesize
1000KB

Download
memory/2528-142-0x0000019A43210000-0x0000019A43211000-memory.dmp

Filesize
4KB

Download
memory/2528-149-0x00007FF46EC60000-0x00007FF46ED5A000-memory.dmp

Filesize
1000KB

Download
memory/2528-150-0x00007FF46EC60000-0x00007FF46ED5A000-memory.dmp

Filesize
1000KB

Download
memory/2528-151-0x00007FF46EC60000-0x00007FF46ED5A000-memory.dmp

Filesize
1000KB

Download
memory/2528-152-0x00007FF46EC60000-0x00007FF46ED5A000-memory.dmp

Filesize
1000KB

Download

Analysis

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