stormser | 9b0b64db72554852f94a0f0aa4cd5c2535220d68718707bd7a28aaa84467b57f

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20260513-en
resource tags

arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
submitted
31/07/2026, 07:03

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General

Target
2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe
Size 180KB
Sample260731-hvephaee77
SHA256 9b0b64db72554852f94a0f0aa4cd5c2535220d68718707bd7a28aaa84467b57f
MD5 b8dda8fa8ac4db15497b5ce18375cbb4
SHA1 32a60308af680f70d75b490993fb5ceca1f43d19
SHA512 9ce7fba17345d07a8eb759c3bc9c1db4f706744b38fa2fbdb6c8e10488746b2f66bd0192a83339bd812e519ad61ae49dda4e0d59a671cbc9c20ae491d20bc8f4
SSDEEP 3072:jEGh0oSlfOso7ie+rcC4F0fJGRIS8Rfd7eQEcGcr:jEGkl5eKcAEc
TLSH
T15304E52233F94A24F4F31B355CB5C451AA37BFA1AA76D91D22C8405D4A72B80CE75B3B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery execution stormser persistence worm

Malware Config

Signatures

Family: Stormser, StormDDoS, StormAttack, Stormer
Stormser aka StormDDoS, StormAttack, and Stormer is a Windows worm written in C++.
worm stormser

Detects Stormser aka Storm DDoS and StormAttack 1 IoCs

resource	yara_rule
behavioral1/files/0x000300000001e696-2.dat	family_stormser

Auto-generated rule 1 IoCs

resource	yara_rule
behavioral1/files/0x000300000001e696-2.dat	GoldenEyeRansomware_Dropper_MalformedZoomit

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}\stubpath = "C:\\Windows\\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe"	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe

Executes dropped EXE 1 IoCs

pid	Process
2316	{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe

Executes a command shell one-liner 1 TTPs 1 IoCs

Execution of a cmd.exe one-liner (/c "close" or /k "keep") is a common script/loader stage.

execution

Windows Command Shell

T1059.003

pid	Process
1288	cmd.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	5060	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 5060 wrote to memory of 2316	5060	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe	88
PID 5060 wrote to memory of 1288	5060	2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe	89

C:\Users\Admin\AppData\Local\Temp\2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-31_b8dda8fa8ac4db15497b5ce18375cbb4_elex_goldeneye_wannacry.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5060
- C:\Windows\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe
  C:\Windows\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2316
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:1288

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Windows Command Shell

T1059.003

Persistence

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Active Setup

T1547.014

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe

Path C:\Windows\{ED8FEBBD-AF50-4099-94C0-94851ACE3436}.exe
Size 180KB
SHA256 64ae7dda8d268bd4b6b1b10a9de446b95a1a7d028ec8c067653b23488bcb290e
MD5 92d6b073851fa9baa8233c9568c9fc15
SHA1 0bec56ae98cdcdd8035c90f980ebdfc9bb18c304
SHA512 02d03ec57e85319064b991ea46d04091fcdcc201a1b35c5610c0e631f0e5050930d89d311253b5713b3aa82940e62174624fd826b0adbc983a9b01a304d4c2f9
SSDEEP 3072:jEGh0oslfOso7ie+rcC4F0fJGRIS8Rfd7eQEcGcr:jEGOl5eKcAEc
TLSH
T1B204E52233F94A24F4F31B355CB5C451AA37BFA1AA76D91D22C8405D4A72B80CE75B3B
MD5 SHA1 SHA512 SSDEEP TLSH

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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