3d1a4bf833d99de6ff5c65707d41d8a25cb68345ecfed9ad2abb43d43da8c03a

Analysis

max time kernel
150s
max time network
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/08/2026, 18:44

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General

Target
2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe
Size 365KB
Sample260801-xdsmcsem9v
SHA256 3d1a4bf833d99de6ff5c65707d41d8a25cb68345ecfed9ad2abb43d43da8c03a
MD5 fac57e1978bea428dd7f5277f8c6ea18
SHA1 ec8e6450a5c36508abb961ab787d3b78eb5dd65a
SHA512 8d9a272122b80f0e03c28597b6a0802a34d5e06fefcb30018cd4835d45518ada7be7c15650bf8f5ba90bdd7f3a47df1032c60efebfc6a11d15b5e4282710b055
SSDEEP 6144:R2UIpMSUmfA9Bi0tyA6S28rlA3s1r/Kqntqls:4UCztyBi0tyLp8rlA3s5/
TLSH
T11F847C127FF5C03AD6A30632CF595BF5A0FABA654D34494327C41E2DAB38982D235F29
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

discovery persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4084	sysmgr.exe

Enumerates connected drives 3 TTPs 2 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\D:	sysmgr.exe
File opened (read-only)	\??\G:	sysmgr.exe

Modifies WinLogon 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\SFCDisable = "4"	sysmgr.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\svc.dat	2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe
File opened for modification	C:\Windows\conf.dat	sysmgr.exe
File created	C:\Windows\conf.dat	sysmgr.exe
File created	C:\Windows\sysmgr.exe	2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3400	4084	WerFault.exe	90

System Location Discovery: System Language Discovery 1 TTPs 2 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	2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmgr.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 5552 wrote to memory of 4084	5552	2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_fac57e1978bea428dd7f5277f8c6ea18_elex_rhadamanthys_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5552
- C:\Windows\sysmgr.exe
  "C:\Windows\sysmgr.exe"
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - Modifies WinLogon
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:4084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 560
    3⤵
    - Program crash
    PID:3400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4084 -ip 4084
1⤵
PID:1776

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

svc.dat

Path C:\Windows\svc.dat
Size 2KB
SHA256 4c7fb8ad22975a38e7c38eb506b8f8a1ae1fcd41673e78c56b936ab8d9d5d7eb
MD5 05561b4414e5c520ff0164960bef9254
SHA1 902b5990af36bf935efeaf889ec3105189d8799d
SHA512 e959ff4541da57f9ecf0db08baeed753380816142cf292b9397cf3649f1eed6873922e3bf024d4f62573b1810b18bc868607b223c9c81ea4c980d32f3520e621
TLSH
T19751ACE7A465DF8FC4B9013C68DA251664B92FC734AC260875BB32B62C706B4C9DA4C1
MD5 SHA1 SHA512 TLSH

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sysmgr.exe

Path C:\Windows\sysmgr.exe
Size 36KB
SHA256 e506e529d2d1d80ba433d4dec9fcbf07506112c8d0a130bed322f03346640456
MD5 2373dfbdba70b54164d4fe163f7f59f1
SHA1 fbc51778f9e4868ddce4763d0bef4cb48090e3f6
SHA512 32e48c596def05ddd1c987ae54cb069f750e0e4a993aa9f5c1d69e11c49ca90f6d324dfb4fa7c29c7d642eb2d939b2efe9332e0f4f4cbc5a0b2893adbf8598ec
SSDEEP 384:pnAvHMUga1Tz86P5LDml85VOLa4Z9aZeXJJReypFy+E66ryotf:lMMXa106BL5kvSZeZPeAA+P6ryotf
TLSH
T12EF27D13B9D2C477C5D381710476EB7ABB7F27A106716983AF249E5A1D322A1C83F386
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/5552-0-0x0000000000400000-0x0000000000461000-memory.dmp

Download

memory/5552-9-0x0000000000400000-0x0000000000461000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads