rhadamanthys | 0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6

General

Target

0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe
Size

13.8MB
MD5

59528f2fe5b0f3fa8dc4b39552b13250
SHA1

aad3b825d26a11fd6100011708b5b8a1b4877f83
SHA256

0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6
SHA512

5be6a290a806475ec45b27d5487ec508b98fb8cc2abf14abc5a618f847555ddc0dce8b21d167625dabe828b11903336040fa91c08b9de9c7e7299fc6c7c82e17
SSDEEP

196608:s7WP+V6eGTQu75LbenTh5gOGCg+jCp5nzc74SLSbETVF4JnRXb+2IyVa1QSLr0fU:saWV6eGFtWFHxWbSnJFgtbIHfLr252tB

Score

10^/10

rhadamanthys discovery evasion execution persistence stealer

Malware Config

Extracted

Family

rhadamanthys

C2

https://83.217.208.134/9fcc2685c3ccafd/1gjc75ih.m8duc

Signatures

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 2112 created 1208	2112	gssgsg.exe	21

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2768	powershell.exe

Creates new service(s) 2 TTPs
persistence execution

Windows Service
T1543.003

Service Execution
T1569.002
Stops running service(s) 4 TTPs
evasion execution

Windows Service
T1543.003

Impair Defenses
T1562

Service Stop
T1489

Service Execution
T1569.002

Executes dropped EXE 2 IoCs

pid	Process
2112	gssgsg.exe
2184	withrobot.exe

Loads dropped DLL 4 IoCs

pid	Process
2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe
2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe
2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe
2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\MRT.exe	withrobot.exe
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\wusa.lock	wusa.exe

Launches sc.exe 2 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2432	sc.exe
680	sc.exe

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gssgsg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dialer.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
2112	gssgsg.exe
2112	gssgsg.exe
2816	dialer.exe
2816	dialer.exe
2816	dialer.exe
2816	dialer.exe
2184	withrobot.exe
2184	withrobot.exe
2768	powershell.exe
2184	withrobot.exe
2184	withrobot.exe
2184	withrobot.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2768	powershell.exe
Token: SeDebugPrivilege	2184	withrobot.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 2112	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	30
PID 2172 wrote to memory of 2112	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	30
PID 2172 wrote to memory of 2112	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	30
PID 2172 wrote to memory of 2112	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	30
PID 2172 wrote to memory of 2184	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	31
PID 2172 wrote to memory of 2184	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	31
PID 2172 wrote to memory of 2184	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	31
PID 2172 wrote to memory of 2184	2172	0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe	31
PID 2112 wrote to memory of 2816	2112	gssgsg.exe	32
PID 2112 wrote to memory of 2816	2112	gssgsg.exe	32
PID 2112 wrote to memory of 2816	2112	gssgsg.exe	32
PID 2112 wrote to memory of 2816	2112	gssgsg.exe	32
PID 2112 wrote to memory of 2816	2112	gssgsg.exe	32
PID 2112 wrote to memory of 2816	2112	gssgsg.exe	32
PID 2320 wrote to memory of 784	2320	cmd.exe	42
PID 2320 wrote to memory of 784	2320	cmd.exe	42
PID 2320 wrote to memory of 784	2320	cmd.exe	42

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe
  "C:\Users\Admin\AppData\Local\Temp\0465e7a2189be75275b7ffa6fccbea59a4edb0bb3411137488a30427194725a6.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Users\Admin\AppData\Roaming\gssgsg.exe
    "C:\Users\Admin\AppData\Roaming\gssgsg.exe"
    3⤵
    - Suspicious use of NtCreateUserProcessOtherParentProcess
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:2112
- - C:\Users\Admin\AppData\Roaming\withrobot.exe
    "C:\Users\Admin\AppData\Roaming\withrobot.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2184
  - - C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe
      C:\Windows\system32\WindowsPowerShell\v1.0\powershell.exe Add-MpPreference -ExclusionPath @($env:UserProfile, $env:ProgramData) -ExclusionExtension '.exe' -Force
      4⤵
      Command and Scripting Interpreter: PowerShell
      Drops file in System32 directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      PID:2768
  - - C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2320
    - - C:\Windows\system32\wusa.exe
        
        wusa /uninstall /kb:890830 /quiet /norestart
        5⤵
        Drops file in Windows directory
        
        PID:784
  - - C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe delete "RuntimeBroker"
      4⤵
      Launches sc.exe
      PID:2432
  - - C:\Windows\system32\sc.exe
      C:\Windows\system32\sc.exe create "RuntimeBroker" binpath= "C:\ProgramData\RuntimeBroker.exe" start= "auto"
      4⤵
      Launches sc.exe
      PID:680
- C:\Windows\SysWOW64\dialer.exe
  "C:\Windows\system32\dialer.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

System Services

2

T1569

Service Execution

2

T1569.002

Persistence

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Privilege Escalation

Create or Modify System Process

2

T1543

Windows Service

2

T1543.003

Defense Evasion

Impair Defenses

1

T1562

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

Service Stop

1

T1489

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\gssgsg.exe

Filesize
423KB

MD5
da861aca3a436392e0fcb1a1b5135727

SHA1
69d97208285a41cd9c3d6228ad1edc634cc3df0a

SHA256
bc57668066ddb1ec774e502213af0b10c23d4a1f409199109617e750784c8410

SHA512
7d0ff69678b337dce46fbb7e54f602e365bc4d9ba93c24b1dba5aee6a6040a410cefe66679ed8fb2e8cf633a1a72e37d2daf8005dfe54289ba5948e55d574957

Download Submit
C:\Users\Admin\AppData\Roaming\withrobot.exe

Filesize
14.8MB

MD5
02071fe1b9c8d6ade8dafa0a71600503

SHA1
5b547e72386e43c291bceea5b7d0e8f51469cd3c

SHA256
00c32e90c14f9c866a30256c8499e753397c7385e4a3fbcdc86515b9ee563faf

SHA512
1c4b1c1cb788f08dea954b795d4e0bbd7c028aa5655ce23af805243d06d1c96ef687b0788343182c1d0307e9c76088e4d53e4506e5a4f8d1707001e6549b487a

Download Submit
memory/2112-24-0x0000000003400000-0x0000000003800000-memory.dmp

Filesize
4.0MB

Download
memory/2112-12-0x0000000000E10000-0x0000000000E8E000-memory.dmp

Filesize
504KB

Download
memory/2112-25-0x0000000003400000-0x0000000003800000-memory.dmp

Filesize
4.0MB

Download
memory/2112-28-0x0000000076950000-0x0000000076997000-memory.dmp

Filesize
284KB

Download
memory/2112-30-0x0000000000E10000-0x0000000000E8E000-memory.dmp

Filesize
504KB

Download
memory/2112-27-0x0000000076620000-0x0000000076730000-memory.dmp

Filesize
1.1MB

Download
memory/2112-26-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2172-11-0x0000000004C60000-0x0000000004CDE000-memory.dmp

Filesize
504KB

Download
memory/2172-10-0x0000000004C60000-0x0000000004CDE000-memory.dmp

Filesize
504KB

Download
memory/2184-41-0x0000000077610000-0x0000000077612000-memory.dmp

Filesize
8KB

Download
memory/2184-39-0x0000000077610000-0x0000000077612000-memory.dmp

Filesize
8KB

Download
memory/2184-37-0x0000000077610000-0x0000000077612000-memory.dmp

Filesize
8KB

Download
memory/2184-42-0x000000013F1A0000-0x0000000140DF8000-memory.dmp

Filesize
28.3MB

Download
memory/2768-48-0x000000001B4B0000-0x000000001B792000-memory.dmp

Filesize
2.9MB

Download
memory/2768-49-0x0000000002210000-0x0000000002218000-memory.dmp

Filesize
32KB

Download
memory/2816-34-0x0000000077460000-0x0000000077609000-memory.dmp

Filesize
1.7MB

Download
memory/2816-36-0x0000000076950000-0x0000000076997000-memory.dmp

Filesize
284KB

Download
memory/2816-32-0x00000000006C0000-0x0000000000AC0000-memory.dmp

Filesize
4.0MB

Download
memory/2816-29-0x00000000000C0000-0x00000000000C9000-memory.dmp

Filesize
36KB

Download

Analysis

Sharing