rhadamanthys | 7a39caf04d025428d5d9e5098fef74e22f59eee2c3686f676e235ae954b18b6d

Resubmissions

10/02/2025, 02:06

250210-cjg3laykgq 10

10/02/2025, 02:04

250210-chg17syrby 10

Analysis

max time kernel
110s
max time network
154s
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

atom.dll
Size

3.1MB
MD5

1569785bfb346bca69521f03a8725f41
SHA1

0197e299cce7adb9856e2f0d458c4f995898fb55
SHA256

9a89cf1428bbba42ea97e747485eabebd0f3116e9287fd8bbe9e5e383bc91d98
SHA512

648a98491358bd73009354f418f782179c19489be7d4383e726c965ae2f9016006144a9d40fadc8ca6ab65c3883897f5a0dfb884580ed6699f30144d5c931ff4
SSDEEP

49152:4Z294FkBxwSfyRzgsbbAf2F1b7521Ire5AT3:4iQnAfG1P5Ze23

Score

10^/10

rhadamanthys discovery stealer

Malware Config

Signatures

Detects Rhadamanthys payload 4 IoCs

resource	yara_rule
behavioral6/memory/4636-3-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral6/memory/4636-4-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral6/memory/4636-2-0x0000000000400000-0x0000000000481000-memory.dmp	Rhadamanthys_v8
behavioral6/memory/4636-1-0x0000000000400000-0x0000000000481000-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 1 IoCs

description	pid	Process	procid_target
PID 4636 created 3024	4636	csc.exe	50

Downloads MZ/PE file 1 IoCs

flow	pid	Process
25	2780	Process not Found

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4980 set thread context of 4636	4980	rundll32.exe	88

Program crash 1 IoCs

pid	pid_target	Process	procid_target
684	4636	WerFault.exe	88

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	csc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2416	MicrosoftEdgeUpdate.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4636	csc.exe
4636	csc.exe
4636	csc.exe
4636	csc.exe
4956	svchost.exe
4956	svchost.exe
4956	svchost.exe
4956	svchost.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 4140	4980	rundll32.exe	87
PID 4980 wrote to memory of 4140	4980	rundll32.exe	87
PID 4980 wrote to memory of 4140	4980	rundll32.exe	87
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4980 wrote to memory of 4636	4980	rundll32.exe	88
PID 4636 wrote to memory of 4956	4636	csc.exe	89
PID 4636 wrote to memory of 4956	4636	csc.exe	89
PID 4636 wrote to memory of 4956	4636	csc.exe	89
PID 4636 wrote to memory of 4956	4636	csc.exe	89
PID 4636 wrote to memory of 4956	4636	csc.exe	89

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:3024
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\System32\svchost.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:4956

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\atom.dll,#1
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe"
  2⤵
  PID:4140
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\csc.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4636 -s 200
    3⤵
    - Program crash
    PID:684

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4636 -ip 4636
1⤵
PID:2812

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIyIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDY0MzMiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODc1OTU2NTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODgyNDU2NjI5Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2416

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

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4636-8-0x00007FFB0C970000-0x00007FFB0CB65000-memory.dmp

Filesize
2.0MB

Download
memory/4636-10-0x0000000076820000-0x0000000076A35000-memory.dmp

Filesize
2.1MB

Download
memory/4636-4-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4636-11-0x0000000001220000-0x0000000001620000-memory.dmp

Filesize
4.0MB

Download
memory/4636-1-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4636-5-0x0000000001220000-0x0000000001620000-memory.dmp

Filesize
4.0MB

Download
memory/4636-7-0x0000000001220000-0x0000000001620000-memory.dmp

Filesize
4.0MB

Download
memory/4636-6-0x0000000001220000-0x0000000001620000-memory.dmp

Filesize
4.0MB

Download
memory/4636-3-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4636-20-0x0000000001220000-0x0000000001620000-memory.dmp

Filesize
4.0MB

Download
memory/4636-2-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/4956-12-0x0000000000C00000-0x0000000000C0A000-memory.dmp

Filesize
40KB

Download
memory/4956-15-0x0000000001200000-0x0000000001600000-memory.dmp

Filesize
4.0MB

Download
memory/4956-14-0x0000000001200000-0x0000000001600000-memory.dmp

Filesize
4.0MB

Download
memory/4956-16-0x00007FFB0C970000-0x00007FFB0CB65000-memory.dmp

Filesize
2.0MB

Download
memory/4956-19-0x0000000001200000-0x0000000001600000-memory.dmp

Filesize
4.0MB

Download
memory/4956-18-0x0000000076820000-0x0000000076A35000-memory.dmp

Filesize
2.1MB

Download
memory/4956-21-0x0000000001200000-0x0000000001600000-memory.dmp

Filesize
4.0MB

Download
memory/4980-0-0x00007FFAEEC80000-0x00007FFAEF032000-memory.dmp

Filesize
3.7MB

Download