rhadamanthys | 939cdd940184fa0be3ac8de9330d66e144d93396098713278e736e6ab1396f72

General

Target

Anubis.exe
Size

1.2MB
MD5

c2adb7ff42f1c961035f17bad5bee12d
SHA1

e2ae36539f9ff88e8a89d750e99d15ea6e84f0dc
SHA256

4b350ae0b85aa7f7818e37e3f02397cd3667af8d62eb3132fb3297bd96a0abe2
SHA512

16413f90689cfa3fc509637bea54634ead1bba7f89d621bbc8096279f2413cd3477142a63becfa457e5756583c34049699ab1e960d1133dad2f72e3325ecb348
SSDEEP

24576:uDDgbYd14JwD00GR/L4Sgh5ovGpuIGPBgyjhgQJ8L/inWS:gcbILXoO3p9GP6ydk/inWS

Score

10^/10

rhadamanthys defense_evasion discovery stealer

Malware Config

Signatures

Detect rhadamanthys stealer shellcode 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1620-18-0x0000000002030000-0x0000000002430000-memory.dmp	family_rhadamanthys
behavioral1/memory/1620-19-0x0000000002030000-0x0000000002430000-memory.dmp	family_rhadamanthys

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

Executes dropped EXE 2 IoCs

Processes:

Launcher.exeWindowsHost.exe

pid	Process
2508	Launcher.exe
1620	WindowsHost.exe

Loads dropped DLL 4 IoCs

Processes:

Anubis.exe

pid	Process
1652	Anubis.exe
1652	Anubis.exe
1652	Anubis.exe
1720

Obfuscated Files or Information: Command Obfuscation 1 TTPs
Adversaries may obfuscate content during command execution to impede detection.
defense_evasion

Command Obfuscation
T1027.010
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

Processes:

WindowsHost.exeAnubis.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WindowsHost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Anubis.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exeWindowsHost.exe

pid	Process
2420	powershell.exe
1620	WindowsHost.exe
1620	WindowsHost.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeWindowsHost.exe

description	pid	Process
Token: SeDebugPrivilege	2420	powershell.exe
Token: SeShutdownPrivilege	1620	WindowsHost.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

Anubis.exeLauncher.exe

description	pid	Process	procid_target
PID 1652 wrote to memory of 2420	1652	Anubis.exe	30
PID 1652 wrote to memory of 2420	1652	Anubis.exe	30
PID 1652 wrote to memory of 2420	1652	Anubis.exe	30
PID 1652 wrote to memory of 2420	1652	Anubis.exe	30
PID 1652 wrote to memory of 2508	1652	Anubis.exe	32
PID 1652 wrote to memory of 2508	1652	Anubis.exe	32
PID 1652 wrote to memory of 2508	1652	Anubis.exe	32
PID 1652 wrote to memory of 2508	1652	Anubis.exe	32
PID 1652 wrote to memory of 1620	1652	Anubis.exe	34
PID 1652 wrote to memory of 1620	1652	Anubis.exe	34
PID 1652 wrote to memory of 1620	1652	Anubis.exe	34
PID 1652 wrote to memory of 1620	1652	Anubis.exe	34
PID 2508 wrote to memory of 1736	2508	Launcher.exe	35
PID 2508 wrote to memory of 1736	2508	Launcher.exe	35
PID 2508 wrote to memory of 1736	2508	Launcher.exe	35

C:\Users\Admin\AppData\Local\Temp\Anubis.exe
"C:\Users\Admin\AppData\Local\Temp\Anubis.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1652
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -EncodedCommand "PAAjAHgAYQBzACMAPgBBAGQAZAAtAE0AcABQAHIAZQBmAGUAcgBlAG4AYwBlACAAPAAjAHgAegBiACMAPgAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAAPAAjAHAAcABnACMAPgAgAC0ARgBvAHIAYwBlACAAPAAjAHkAdgBuACMAPgA="
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2420
- C:\Users\Admin\AppData\Local\Temp\Launcher.exe
  "C:\Users\Admin\AppData\Local\Temp\Launcher.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:2508
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c pause
    3⤵
    PID:1736
- C:\Users\Admin\AppData\Local\Temp\WindowsHost.exe
  "C:\Users\Admin\AppData\Local\Temp\WindowsHost.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1620

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Obfuscated Files or Information

1

T1027

Command Obfuscation

1

T1027.010

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\Launcher.exe

Filesize
748KB

MD5
a8db312e9364d1d82600bf5a398212fe

SHA1
3bbacada2b463bb9f62ed7ae34a8e8440bc91dcb

SHA256
84e01afa9f1f134caa4e49456f4a1700e17bae4cbd962c1dfdf6cdfd61b3a3cb

SHA512
a7994ab1901aa1fc6ee89a302a92c9ec7fc3febc348a21e0445d4e17bb2c736ef563543dde94a01fe5d81094e792b354db1d02f8069992b36791fdbb0f8a5782

Download Submit
\Users\Admin\AppData\Local\Temp\WindowsHost.exe

Filesize
456KB

MD5
515a0c8be21a5ba836e5687fc2d73333

SHA1
c52be9d0d37ac1b8d6bc09860e68e9e0615255ab

SHA256
9950788284df125c7359aeb91435ed24d59359fac6a74ed73774ca31561cc7ae

SHA512
4e2bd7ce844bba25aff12e2607c4281b59f7579b9407139ef6136ef09282c7afac1c702adebc42f8bd7703fac047fd8b5add34df334bfc04d3518ea483225522

Download Submit
memory/1620-17-0x0000000000230000-0x0000000000237000-memory.dmp

Filesize
28KB

Download
memory/1620-18-0x0000000002030000-0x0000000002430000-memory.dmp

Filesize
4.0MB

Download
memory/1620-19-0x0000000002030000-0x0000000002430000-memory.dmp

Filesize
4.0MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads