stormser | d87da11bb533878dbf42dfc223f38c5ce258a42c37904f5e420418835aba8014

General

Target
2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe
Size 180KB
Sample260706-31hcssax9n
SHA256 d87da11bb533878dbf42dfc223f38c5ce258a42c37904f5e420418835aba8014
MD5 f29cfeac148b779440d6ad58c9c57e44
SHA1 27c3a2aebd050a1e046da023bb2ed26b8ef619ed
SHA512 a450079204ec3de3edac3701ff371505f54c9c6cf58e162c00676a726d41e8f3d485c7d5eb03a9463707ae11651e1deaa0f7705689244769006c00f41efedee9
SSDEEP 3072:jEGh0oMlfOso7ie+rcC4F0fJGRIS8Rfd7eQEcGcr:jEGSl5eKcAEc
TLSH
T13104E52233F94A24F4F31B355CB5C451AA37BFA1AA76D91D22C8405D4A72B80CE75B3B
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 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000001c697-3.dat	family_stormser

Auto-generated rule 1 IoCs

resource	yara_rule
behavioral2/files/0x000d00000001c697-3.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\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}\stubpath = "C:\\Windows\\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe"	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe

Executes dropped EXE 2 IoCs

pid	Process
3884	{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
2244	{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Modifies registry class 3 IoCs

description	ioc	Process
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
Key created	\REGISTRY\MACHINE\Software\Classes\Local Settings\Software\Microsoft\Windows\CurrentVersion\AppModel\Deployment\Package\*\S-1-5-21-2532687178-1633831978-1202193935-1000\{54F801B6-B6B2-48C6-BC5E-A468C05D4EC8}	explorer.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	696	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe
Token: SeShutdownPrivilege	3404	explorer.exe
Token: SeCreatePagefilePrivilege	3404	explorer.exe
Token: SeShutdownPrivilege	3404	explorer.exe
Token: SeCreatePagefilePrivilege	3404	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5852	sihost.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 696 wrote to memory of 3884	696	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe	87
PID 696 wrote to memory of 3284	696	2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe	88
PID 5852 wrote to memory of 3404	5852	sihost.exe	93
PID 3404 wrote to memory of 2244	3404	explorer.exe	94

C:\Users\Admin\AppData\Local\Temp\2026-07-06_f29cfeac148b779440d6ad58c9c57e44_elex_goldeneye_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-06_f29cfeac148b779440d6ad58c9c57e44_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:696
- C:\Windows\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
  C:\Windows\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3884
- 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:3284

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:5852
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3404
- - C:\Windows\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
    "C:\Windows\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2244

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

{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe

Path C:\Windows\{71CFA0B0-D08F-499d-A9C8-4F144A6C4FF5}.exe
Size 180KB
SHA256 fab34462916ab32d36a3108e36584f5478320129472f76e74f67d1d206e6c435
MD5 2da9da4dc1ad7b5ff419ec7b94b04273
SHA1 2ab52e791a221ae9d980de4693ef847d6fc4eea6
SHA512 7c8ba35dfa3e679275568228b83f503652126b2d7074ebaafc44fad7441540fb4a2a3b12faf6d51d5ed0e4273c18a64ba9a1ce88dc682988673688b3da3d6ee2
SSDEEP 3072:jEGh0oZlfOso7ie+rcC4F0fJGRIS8Rfd7eQEcGcr:jEGzl5eKcAEc
TLSH
T13F04E42233F94A24F4F31B355CB5C451AA37BFA1AA76D91D22C8405D4A72B80CE75B3B
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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