4764d249acfe0f370550033a3c02e37b6a7ccb3caa8fc14f50fd7604ed318b95

General

Target
2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe
Size 521KB
Sample260803-q6be8a11fx
SHA256 4764d249acfe0f370550033a3c02e37b6a7ccb3caa8fc14f50fd7604ed318b95
MD5 dd847da3535e00939010716fe8cce013
SHA1 7c69b2d0e182bde463f7a5476647c9b49169e09d
SHA512 e2b7c2719c6b3dd744ea3b677a2463deda1e0e55a8305cb6293aae8fe3bfade96ae2b75684845536fa91594f4396896c9f1979d6ed10634db40f3058cfff09b5
SSDEEP 6144:IGkNeugsYW02QnZlmR75Yi2X3IQCn3fjA9VZFzUxXOdy/KkicWM+5nXwB5s:IGruf026ZlmR70Y/k9VS+LPMR
TLSH
T1DFB4291639FCC73BE3D25530CE6DFB90B0F6BA684F21489736D4191C2A76982D31AA1D
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1796	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 Program Files directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe	sysmgr.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	sysmgr.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	sysmgr.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe	sysmgr.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe	sysmgr.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\sysmgr.exe	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe
File created	C:\Windows\svc.dat	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe
File opened for modification	C:\Windows\conf.dat	sysmgr.exe
File created	C:\Windows\conf.dat	sysmgr.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 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	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sysmgr.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
800	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeRestorePrivilege	800	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe
Token: 35	800	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe

Suspicious use of WriteProcessMemory 1 IoCs

description	pid	Process	procid_target
PID 800 wrote to memory of 1796	800	2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-03_dd847da3535e00939010716fe8cce013_elex_rhadamanthys_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\sysmgr.exe
  "C:\Windows\sysmgr.exe"
  2⤵
  - Executes dropped EXE
  - Modifies WinLogon
  - Drops file in Program Files directory
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  PID:1796

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Winlogon Helper DLL

1

T1547.004

Defense Evasion

Modify Registry

1

T1112

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

Replay Monitor

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Downloads

svc.dat

Path C:\Windows\svc.dat
Size 2KB
SHA256 f1c76de31231f3c526139dd62e0993275634690fd934c112b73ed67088028980
MD5 6bb2524995d0c6ef52e9797f18edf188
SHA1 c38fca7fbdbe9be5045937e2af07a1722813666e
SHA512 2c2cf225b2609488e768ab2970375bca95c5ff5ce9c51ca670b91d7994746f1dc7a83c0c2e84ddc6080c10c938070a9111b3c375b0f4707b0c6f56e43635e352
TLSH
T1B051EDE7F465DF8FC0AA003C78D62616A4792FC774AC264875BB31B21C706B4C9DA4C1
MD5 SHA1 SHA512 TLSH

Submit Download

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

Submit Download

memory/800-0-0x0000000000400000-0x0000000000487000-memory.dmp

Download

memory/800-9-0x0000000000400000-0x0000000000487000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads