rhadamanthys | 7a39caf04d025428d5d9e5098fef74e22f59eee2c3686f676e235ae954b18b6d

Resubmissions

10/02/2025, 02:06

250210-cjg3laykgq 10

10/02/2025, 02:04

250210-chg17syrby 10

Analysis

max time kernel
100s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20250207-en
resource tags

arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
submitted
10/02/2025, 02:04

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General

Target

brand.dll
Size

204KB
MD5

916d89b5d24979190fd8b5b5795230a2
SHA1

42515c9b2aa015be9a3c8942b76bb119ff1c318a
SHA256

fd6bfe231d47a831c5e0f8a65fd264636710e30f5c611176de2b341d92f12df8
SHA512

c9a6909c6f781d974282f62824b9f2cc21bbc8c11fc03c09c40d97295ea8977c31bb11c0cf2eae2765ecd6e8a9e67b57345a20db85102339ac5b49200301077c
SSDEEP

3072:yyN5t1veJLGufnflehMvmldBTlqlAO/bmDx3g0RDlYSkEo3z/VrTsyFqug:yyfvveJLhyMvmgv0haSe3z9rTsyF3g

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Signatures

Detects Rhadamanthys payload 13 IoCs

resource	yara_rule
behavioral8/memory/852-1-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/852-3-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/852-4-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/852-2-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/2560-7-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/2560-8-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/2560-6-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/864-14-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/2944-12-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/2944-11-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/864-13-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/864-16-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral8/memory/2944-15-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8

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

Suspicious use of NtCreateUserProcessOtherParentProcess 2 IoCs

description	pid	Process	procid_target
PID 852 created 2600	852	aspnet_wp.exe	44
PID 2560 created 2600	2560	aspnet_wp.exe	44

Downloads MZ/PE file 1 IoCs

flow	pid	Process
20	3692	Process not Found

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 3036 set thread context of 852	3036	rundll32.exe	87
PID 3036 set thread context of 2560	3036	rundll32.exe	88
PID 3036 set thread context of 864	3036	rundll32.exe	90
PID 3036 set thread context of 2944	3036	rundll32.exe	91

Program crash 4 IoCs

pid	pid_target	Process	procid_target
4860	864	WerFault.exe	90
5064	2944	WerFault.exe	91
648	852	WerFault.exe	87
1204	2560	WerFault.exe	88

System Location Discovery: System Language Discovery 1 TTPs 6 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_wp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_wp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_wp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aspnet_wp.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
852	aspnet_wp.exe
852	aspnet_wp.exe
852	aspnet_wp.exe
852	aspnet_wp.exe
2560	aspnet_wp.exe
2560	aspnet_wp.exe
2560	aspnet_wp.exe
2560	aspnet_wp.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe
1764	svchost.exe

Suspicious use of WriteProcessMemory 54 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 852	3036	rundll32.exe	87
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 2560	3036	rundll32.exe	88
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 864	3036	rundll32.exe	90
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 3036 wrote to memory of 2944	3036	rundll32.exe	91
PID 852 wrote to memory of 1764	852	aspnet_wp.exe	92
PID 852 wrote to memory of 1764	852	aspnet_wp.exe	92
PID 852 wrote to memory of 1764	852	aspnet_wp.exe	92
PID 852 wrote to memory of 1764	852	aspnet_wp.exe	92
PID 852 wrote to memory of 1764	852	aspnet_wp.exe	92
PID 2560 wrote to memory of 2644	2560	aspnet_wp.exe	93
PID 2560 wrote to memory of 2644	2560	aspnet_wp.exe	93
PID 2560 wrote to memory of 2644	2560	aspnet_wp.exe	93
PID 2560 wrote to memory of 2644	2560	aspnet_wp.exe	93
PID 2560 wrote to memory of 2644	2560	aspnet_wp.exe	93

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2600
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1764
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2644

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\brand.dll,#1
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:852
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 852 -s 332
    3⤵
    - Program crash
    PID:648
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2560
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2560 -s 324
    3⤵
    - Program crash
    PID:1204
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:864
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 864 -s 304
    3⤵
    - Program crash
    PID:4860
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2944
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2944 -s 304
    3⤵
    - Program crash
    PID:5064

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 864 -ip 864
1⤵
PID:4556

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 2944 -ip 2944
1⤵
PID:3688

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 2560 -ip 2560
1⤵
PID:4828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 852 -ip 852
1⤵
PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/852-20-0x00007FFBDEB70000-0x00007FFBDED65000-memory.dmp

Filesize
2.0MB

Download
memory/852-1-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/852-3-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/852-4-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/852-2-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/852-23-0x00000000761F0000-0x0000000076405000-memory.dmp

Filesize
2.1MB

Download
memory/852-25-0x0000000001010000-0x0000000001410000-memory.dmp

Filesize
4.0MB

Download
memory/852-18-0x0000000001010000-0x0000000001410000-memory.dmp

Filesize
4.0MB

Download
memory/852-19-0x0000000001010000-0x0000000001410000-memory.dmp

Filesize
4.0MB

Download
memory/852-17-0x0000000001010000-0x0000000001410000-memory.dmp

Filesize
4.0MB

Download
memory/852-49-0x0000000001010000-0x0000000001410000-memory.dmp

Filesize
4.0MB

Download
memory/864-14-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/864-16-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/864-13-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/864-45-0x00000000006D0000-0x0000000000AD0000-memory.dmp

Filesize
4.0MB

Download
memory/864-38-0x00000000006D0000-0x0000000000AD0000-memory.dmp

Filesize
4.0MB

Download
memory/1764-47-0x0000000001410000-0x0000000001810000-memory.dmp

Filesize
4.0MB

Download
memory/1764-42-0x00007FFBDEB70000-0x00007FFBDED65000-memory.dmp

Filesize
2.0MB

Download
memory/1764-24-0x0000000000E80000-0x0000000000E8A000-memory.dmp

Filesize
40KB

Download
memory/1764-40-0x0000000001410000-0x0000000001810000-memory.dmp

Filesize
4.0MB

Download
memory/1764-44-0x00000000761F0000-0x0000000076405000-memory.dmp

Filesize
2.1MB

Download
memory/1764-34-0x0000000001410000-0x0000000001810000-memory.dmp

Filesize
4.0MB

Download
memory/1764-50-0x0000000001410000-0x0000000001810000-memory.dmp

Filesize
4.0MB

Download
memory/2560-48-0x0000000001310000-0x0000000001710000-memory.dmp

Filesize
4.0MB

Download
memory/2560-7-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2560-32-0x0000000001310000-0x0000000001710000-memory.dmp

Filesize
4.0MB

Download
memory/2560-8-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2560-26-0x0000000001310000-0x0000000001710000-memory.dmp

Filesize
4.0MB

Download
memory/2560-27-0x0000000001310000-0x0000000001710000-memory.dmp

Filesize
4.0MB

Download
memory/2560-30-0x00000000761F0000-0x0000000076405000-memory.dmp

Filesize
2.1MB

Download
memory/2560-28-0x00007FFBDEB70000-0x00007FFBDED65000-memory.dmp

Filesize
2.0MB

Download
memory/2560-6-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2644-41-0x0000000000A00000-0x0000000000E00000-memory.dmp

Filesize
4.0MB

Download
memory/2944-37-0x0000000001410000-0x0000000001810000-memory.dmp

Filesize
4.0MB

Download
memory/2944-12-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2944-11-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/2944-46-0x0000000001410000-0x0000000001810000-memory.dmp

Filesize
4.0MB

Download
memory/2944-15-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/3036-0-0x00007FFBC1020000-0x00007FFBC13D2000-memory.dmp

Filesize
3.7MB

Download