rhadamanthys | f6289c816a6e59b7eabd07f97a32ac92f98ba35408a1408897c0271570dd16e2

General

Target

699b82c9536a8f8718d686cd4b13027f.exe
Size

13.8MB
MD5

699b82c9536a8f8718d686cd4b13027f
SHA1

cf50c3736cd67282f8142bbb81907363bb446ddd
SHA256

f6289c816a6e59b7eabd07f97a32ac92f98ba35408a1408897c0271570dd16e2
SHA512

b449e23daf94dcbe7a13c65499f225a112228a8c75d4cde38978b143f83e08e775b4839a8d09c37d3a4afadb3a546736665503218d9b22735a8681ec81dd20bc
SSDEEP

393216:sPEvJY6rJIR1stsKIvTme9iWjS5RZyRkxj:s8vJZ+6tsK8RiW8ikxj

Score

10^/10

rhadamanthys discovery evasion execution persistence stealer

Malware Config

Signatures

Rhadamanthys
Rhadamanthys is an info stealer written in C++ first seen in August 2022.
stealer rhadamanthys
Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

Processes:

sdfgt.exe

description pid process target process

PID 208 created 2540 208 sdfgt.exe sihost.exe
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

Processes:

powershell.exe

pid process

1232 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

description	pid	process	target process
PID 208 created 2540	208	sdfgt.exe	sihost.exe

pid	process
1232	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

699b82c9536a8f8718d686cd4b13027f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2629364133-3182087385-364449604-1000\Control Panel\International\Geo\Nation	699b82c9536a8f8718d686cd4b13027f.exe

Executes dropped EXE 2 IoCs

Processes:

sdfgt.exewithrobot.exe

pid process

208 sdfgt.exe
716 withrobot.exe
Drops file in System32 directory 1 IoCs

Processes:

withrobot.exe

description ioc process

File opened for modification C:\Windows\system32\MRT.exe withrobot.exe
Launches sc.exe 2 IoCs
Sc.exe is a Windows utlilty to control services on the system.

Processes:

sc.exesc.exe

pid process

4156 sc.exe
2656 sc.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	C:\Windows\system32\MRT.exe	withrobot.exe

pid	process
4156	sc.exe
2656	sc.exe

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:

699b82c9536a8f8718d686cd4b13027f.exesdfgt.exeopenwith.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	699b82c9536a8f8718d686cd4b13027f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sdfgt.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	openwith.exe

Modifies registry class 1 IoCs

Processes:

699b82c9536a8f8718d686cd4b13027f.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	699b82c9536a8f8718d686cd4b13027f.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

sdfgt.exeopenwith.exewithrobot.exepowershell.exe

pid	process
208	sdfgt.exe
208	sdfgt.exe
336	openwith.exe
336	openwith.exe
336	openwith.exe
336	openwith.exe
716	withrobot.exe
716	withrobot.exe
716	withrobot.exe
1232	powershell.exe
1232	powershell.exe
716	withrobot.exe
716	withrobot.exe
716	withrobot.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exewithrobot.exe

description pid process

Token: SeDebugPrivilege 1232 powershell.exe
Token: SeDebugPrivilege 716 withrobot.exe

description	pid	process
Token: SeDebugPrivilege	1232	powershell.exe
Token: SeDebugPrivilege	716	withrobot.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

699b82c9536a8f8718d686cd4b13027f.exesdfgt.execmd.exe

description	pid	process	target process
PID 2204 wrote to memory of 208	2204	699b82c9536a8f8718d686cd4b13027f.exe	sdfgt.exe
PID 2204 wrote to memory of 208	2204	699b82c9536a8f8718d686cd4b13027f.exe	sdfgt.exe
PID 2204 wrote to memory of 208	2204	699b82c9536a8f8718d686cd4b13027f.exe	sdfgt.exe
PID 2204 wrote to memory of 716	2204	699b82c9536a8f8718d686cd4b13027f.exe	withrobot.exe
PID 2204 wrote to memory of 716	2204	699b82c9536a8f8718d686cd4b13027f.exe	withrobot.exe
PID 208 wrote to memory of 336	208	sdfgt.exe	openwith.exe
PID 208 wrote to memory of 336	208	sdfgt.exe	openwith.exe
PID 208 wrote to memory of 336	208	sdfgt.exe	openwith.exe
PID 208 wrote to memory of 336	208	sdfgt.exe	openwith.exe
PID 208 wrote to memory of 336	208	sdfgt.exe	openwith.exe
PID 860 wrote to memory of 4040	860	cmd.exe	wusa.exe
PID 860 wrote to memory of 4040	860	cmd.exe	wusa.exe

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2540
- C:\Windows\SysWOW64\openwith.exe
  "C:\Windows\system32\openwith.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:336

C:\Users\Admin\AppData\Local\Temp\699b82c9536a8f8718d686cd4b13027f.exe
"C:\Users\Admin\AppData\Local\Temp\699b82c9536a8f8718d686cd4b13027f.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Roaming\sdfgt.exe
  "C:\Users\Admin\AppData\Roaming\sdfgt.exe"
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:208
- C:\Users\Admin\AppData\Roaming\withrobot.exe
  "C:\Users\Admin\AppData\Roaming\withrobot.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:716
- - 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
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:1232
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c wusa /uninstall /kb:890830 /quiet /norestart
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:860
  - - C:\Windows\system32\wusa.exe
      wusa /uninstall /kb:890830 /quiet /norestart
      4⤵
      PID:4040
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe delete "RuntimeBroker"
    3⤵
    - Launches sc.exe
    PID:2656
- - C:\Windows\system32\sc.exe
    C:\Windows\system32\sc.exe create "RuntimeBroker" binpath= "C:\ProgramData\RuntimeBroker.exe" start= "auto"
    3⤵
    - Launches sc.exe
    PID:4156

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

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Service Stop

1

T1489

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_imrakmjl.lde.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

Filesize
423KB

MD5
b8bf5beebfa1cf685e813973902bdf25

SHA1
55ca38cfb317da1926f39fa82ceb6c5b9a43b0b0

SHA256
741b85f17765f4f17c342195642a39a34c8274c01e436b97b4e9294538310fd4

SHA512
bef7e644150163450a8fdb1dce5123bab73942794a6b247c93a09b5e7e30d6f18c35607466ced2a6cb56a66cc5ffa3595e8e77d6e09a22eeb492eddd7729fc6f

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

Filesize
14.8MB

MD5
02071fe1b9c8d6ade8dafa0a71600503

SHA1
5b547e72386e43c291bceea5b7d0e8f51469cd3c

SHA256
00c32e90c14f9c866a30256c8499e753397c7385e4a3fbcdc86515b9ee563faf

SHA512
1c4b1c1cb788f08dea954b795d4e0bbd7c028aa5655ce23af805243d06d1c96ef687b0788343182c1d0307e9c76088e4d53e4506e5a4f8d1707001e6549b487a

Download Submit
memory/208-60-0x0000000000040000-0x00000000000BE000-memory.dmp

Filesize
504KB

Download
memory/208-122-0x0000000003D90000-0x0000000004190000-memory.dmp

Filesize
4.0MB

Download
memory/208-125-0x0000000003D90000-0x0000000004190000-memory.dmp

Filesize
4.0MB

Download
memory/208-124-0x00007FFEA9790000-0x00007FFEA9985000-memory.dmp

Filesize
2.0MB

Download
memory/208-129-0x0000000000040000-0x00000000000BE000-memory.dmp

Filesize
504KB

Download
memory/208-127-0x00000000767C0000-0x00000000769D5000-memory.dmp

Filesize
2.1MB

Download
memory/208-123-0x0000000003D90000-0x0000000004190000-memory.dmp

Filesize
4.0MB

Download
memory/336-131-0x0000000002DC0000-0x00000000031C0000-memory.dmp

Filesize
4.0MB

Download
memory/336-134-0x00000000767C0000-0x00000000769D5000-memory.dmp

Filesize
2.1MB

Download
memory/336-132-0x00007FFEA9790000-0x00007FFEA9985000-memory.dmp

Filesize
2.0MB

Download
memory/336-128-0x0000000000D60000-0x0000000000D69000-memory.dmp

Filesize
36KB

Download
memory/716-135-0x00007FF775949000-0x00007FF775FE3000-memory.dmp

Filesize
6.6MB

Download
memory/716-136-0x00007FFEA9990000-0x00007FFEA9992000-memory.dmp

Filesize
8KB

Download
memory/716-137-0x00007FF775260000-0x00007FF776EB8000-memory.dmp

Filesize
28.3MB

Download
memory/716-139-0x00007FF775949000-0x00007FF775FE3000-memory.dmp

Filesize
6.6MB

Download
memory/716-153-0x00007FF775949000-0x00007FF775FE3000-memory.dmp

Filesize
6.6MB

Download
memory/1232-140-0x00000214221F0000-0x0000021422212000-memory.dmp

Filesize
136KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads