stormser | e2cbaa81cd3ead6f537d97e7aec7569203cb8152faa684f6fd90a77e921762eb

General

Target
2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe
Size 408KB
Sample260707-zderlsd17x
SHA256 e2cbaa81cd3ead6f537d97e7aec7569203cb8152faa684f6fd90a77e921762eb
MD5 5f819e311616d4b5d3cb29aa3d229910
SHA1 393cf213fb25e58045e23a007d805159018c40fe
SHA512 5d0d8e1a11e945794d4c5725735350985be859ac0ab9b9f65ba71789e5f8dbec51e9970c189d9b65861339d760b35104c9f2f48b3a87c0332941fec7caa1b70a
SSDEEP 3072:CEGh0ovl3OiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBf3:CEGBldOe2MUVg3vTeKcAEciTBqr3jy
TLSH
T1EA9482247BF6A258F1F34F78ADB58041AD3BBE516D31DA0D1295010E8D32A91ED72B3B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery 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 3 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c4c3-3.dat	family_stormser
behavioral2/files/0x000e00000001c4c4-6.dat	family_stormser
behavioral2/files/0x000f00000001c4c3-13.dat	family_stormser

Auto-generated rule 3 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c4c3-3.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral2/files/0x000e00000001c4c4-6.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral2/files/0x000f00000001c4c3-13.dat	GoldenEyeRansomware_Dropper_MalformedZoomit

Boot or Logon Autostart Execution: Active Setup 2 TTPs 6 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\{E452CBDD-66F1-427a-922E-BDB467184FA9}	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{E452CBDD-66F1-427a-922E-BDB467184FA9}\stubpath = "C:\\Windows\\{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe"	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{1E2625A6-29E3-4a9a-A894-856D5129C718}	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{1E2625A6-29E3-4a9a-A894-856D5129C718}\stubpath = "C:\\Windows\\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe"	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}\stubpath = "C:\\Windows\\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe"	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe

Executes dropped EXE 4 IoCs

pid	Process
3576	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
4952	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
5772	{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe
4812	{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe
File created	C:\Windows\{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
File created	C:\Windows\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe

System Location Discovery: System Language Discovery 1 TTPs 8 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	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-515251955-468707340-1782030364-1000\{26FFA4F5-5EF8-4E01-9ACE-874D2AEB69C6}	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{A8CDFF1C-4878-43be-B5FD-F8091C1C60D0}\Instance\	explorer.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{B4BFCC3A-DB2C-424C-B029-7FE99A87C641}\Instance\	explorer.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4832	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe
Token: SeIncBasePriorityPrivilege	3576	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
Token: SeIncBasePriorityPrivilege	4952	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
Token: SeShutdownPrivilege	1512	explorer.exe
Token: SeCreatePagefilePrivilege	1512	explorer.exe
Token: SeShutdownPrivilege	1512	explorer.exe
Token: SeCreatePagefilePrivilege	1512	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4012	sihost.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4832 wrote to memory of 3576	4832	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe	88
PID 4832 wrote to memory of 5204	4832	2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe	89
PID 3576 wrote to memory of 4952	3576	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe	90
PID 3576 wrote to memory of 3704	3576	{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe	91
PID 4952 wrote to memory of 5772	4952	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe	92
PID 4952 wrote to memory of 1136	4952	{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe	93
PID 4012 wrote to memory of 1512	4012	sihost.exe	98
PID 1512 wrote to memory of 4812	1512	explorer.exe	99

C:\Users\Admin\AppData\Local\Temp\2026-07-07_5f819e311616d4b5d3cb29aa3d229910_elex_goldeneye_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-07_5f819e311616d4b5d3cb29aa3d229910_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:4832
- C:\Windows\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
  C:\Windows\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
  2⤵
  - Boot or Logon Autostart Execution: Active Setup
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3576
- - C:\Windows\{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
    C:\Windows\{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
    3⤵
    - Boot or Logon Autostart Execution: Active Setup
    - Executes dropped EXE
    - Drops file in Windows directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4952
  - - C:\Windows\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe
      C:\Windows\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:5772
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Windows\{E452C~1.EXE > nul
      4⤵
      System Location Discovery: System Language Discovery
      PID:1136
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\{C1672~1.EXE > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:3704
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
  2⤵
  - System Location Discovery: System Language Discovery
  PID:5204

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:4012
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1512
- - C:\Windows\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe
    "C:\Windows\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4812

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Active Setup

1

T1547.014

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe

Path C:\Windows\{1E2625A6-29E3-4a9a-A894-856D5129C718}.exe
Size 408KB
SHA256 d81f04d9fb882d65b846580336780042933a97a16c74543f77c458f42bbf04bd
MD5 7dcd54a55bca61dc08d36f9d76d6dc24
SHA1 8de0a5e50ce3c4f613ee42f8b1a49cc51da2a617
SHA512 20fc8023a696c06fe91639dc3132a013229cfeb651f121c4173804324d587925a5ab764ef544014c077a4ed16877f040f2c72d76bd5b77b4c832c202cdf48334
SSDEEP 3072:CEGh0orl3OiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBf3:CEGJldOe2MUVg3vTeKcAEciTBqr3jy
TLSH
T1799482247BF6A258F1F34F78ADB58041AD3BBE516D31DA0E1295010E8D32A91ED71B3B
MD5 SHA1 SHA512 SSDEEP TLSH

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{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe

Path C:\Windows\{C16724AE-1820-46cd-9653-8CFF8DDFB8B9}.exe
Size 408KB
SHA256 30fb0609f74d4318e46d065208f8d15bc64991333a643e1d6a65020fa2a5bde5
MD5 eb8fff0e694f212a26d7c9e2c3aeefa1
SHA1 abc3c5b9b990b5f037a9144186edab7979d5a811
SHA512 a84500472dba9c271a8aa567620144b5657200a520334a3095ace8b1492cc6f487faf123d47fec96a592f0967ec995dea23ba51bb0f7452e2127d2f021acc22a
SSDEEP 3072:CEGh0oQl3OiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBf3:CEGaldOe2MUVg3vTeKcAEciTBqr3jy
TLSH
T1929482247BF6A258F1F34F78ADB58041AD3BBE516D31DA0E1295010E8D32A91ED71B3B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe

Path C:\Windows\{E452CBDD-66F1-427a-922E-BDB467184FA9}.exe
Size 408KB
SHA256 905e4f585795e3d4d2bbfd4242329bfbb9492df0b05bad5abae366a12c6a265a
MD5 96fce3ddae0dbc65ae9ea50750c2a0e2
SHA1 e754e857254782035db5e12befa1613d65251029
SHA512 08479e440dcf2e9bae689abebeed1b18277331140e693aa02c0b5c3e55b89754fad84d0ac228187a62f080da675254f439f5c46e88d7127f92994365a3f21eda
SSDEEP 3072:CEGh0oIl3OiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBf3:CEG6ldOe2MUVg3vTeKcAEciTBqr3jy
TLSH
T1419482247BF6A258F1F34F78ADB58041AD3BBE516D31DA0E1295010E8D32A91ED71B3B
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads