stormser | d4f7480899c5ea5ab55f660c6290300899b5024b202bd087a3d89da60c33c1d6

General

Target
2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe
Size 168KB
Sample260630-pda4baev4v
SHA256 d4f7480899c5ea5ab55f660c6290300899b5024b202bd087a3d89da60c33c1d6
MD5 1efd94ac18d585649e4957c3b9769815
SHA1 acd762ac9f03430e80fc3728a0b1ed3a651b27bf
SHA512 b006d70ebddbf15fa1add969b3684227695daa72546407ec7e2916c31ef172d3007acf8ba15ef140cec26931939ed53966f65a7f8f39627003910a2c14917fcc
SSDEEP 1536:1EGh0odlq5IRVhNJ5Qef7BudMeNzVg3Ve+rrS2:1EGh0odlqOPOe2MUVg3Ve+rX
TLSH
T127F36B666B93E8E1D0D302340E64C5129A33FEE441B2962639DCC19DCDD59B0EE7E72E
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 4 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c4e6-3.dat	family_stormser
behavioral2/files/0x000e00000001c4e7-6.dat	family_stormser
behavioral2/files/0x000e00000001c4ea-13.dat	family_stormser
behavioral2/files/0x001100000001c4ec-18.dat	family_stormser

Auto-generated rule 4 IoCs

resource	yara_rule
behavioral2/files/0x000e00000001c4e6-3.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral2/files/0x000e00000001c4e7-6.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral2/files/0x000e00000001c4ea-13.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral2/files/0x001100000001c4ec-18.dat	GoldenEyeRansomware_Dropper_MalformedZoomit

Boot or Logon Autostart Execution: Active Setup 2 TTPs 8 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
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}\stubpath = "C:\\Windows\\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe"	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{43D2A1CA-21E0-471c-A832-C4972DA9163B}	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{43D2A1CA-21E0-471c-A832-C4972DA9163B}\stubpath = "C:\\Windows\\{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe"	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}\stubpath = "C:\\Windows\\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe"	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{55D4F5CE-4566-4d02-9D81-13461ADD6890}	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{55D4F5CE-4566-4d02-9D81-13461ADD6890}\stubpath = "C:\\Windows\\{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe"	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe

Executes dropped EXE 5 IoCs

pid	Process
2540	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe
4596	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
1984	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
3604	{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
5688	{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe
File created	C:\Windows\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe
File created	C:\Windows\{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
File created	C:\Windows\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe

System Location Discovery: System Language Discovery 1 TTPs 10 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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.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	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.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-1-5-21-557124681-2609731375-3674401788-1000\{C91F151B-2153-4EB3-8F2F-2B612C211AEF}	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 8 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2868	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe
Token: SeIncBasePriorityPrivilege	2540	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe
Token: SeIncBasePriorityPrivilege	4596	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
Token: SeIncBasePriorityPrivilege	1984	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
Token: SeShutdownPrivilege	4572	explorer.exe
Token: SeCreatePagefilePrivilege	4572	explorer.exe
Token: SeShutdownPrivilege	4572	explorer.exe
Token: SeCreatePagefilePrivilege	4572	explorer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3092	sihost.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2868 wrote to memory of 2540	2868	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe	88
PID 2868 wrote to memory of 2424	2868	2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe	89
PID 2540 wrote to memory of 4596	2540	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe	90
PID 2540 wrote to memory of 1644	2540	{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe	91
PID 4596 wrote to memory of 1984	4596	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe	93
PID 4596 wrote to memory of 1220	4596	{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe	94
PID 1984 wrote to memory of 3604	1984	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe	99
PID 1984 wrote to memory of 3968	1984	{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe	100
PID 3092 wrote to memory of 4572	3092	sihost.exe	101
PID 4572 wrote to memory of 5688	4572	explorer.exe	102

C:\Users\Admin\AppData\Local\Temp\2026-06-29_1efd94ac18d585649e4957c3b9769815_elex_goldeneye_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-06-29_1efd94ac18d585649e4957c3b9769815_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:2868
- C:\Windows\{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe
  C:\Windows\{55D4F5CE-4566-4d02-9D81-13461ADD6890}.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:2540
- - C:\Windows\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
    C:\Windows\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.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:4596
  - - C:\Windows\{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
      C:\Windows\{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
      4⤵
      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:1984
    - - C:\Windows\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
        
        C:\Windows\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
        5⤵
        Executes dropped EXE
        System Location Discovery: System Language Discovery
        
        PID:3604
    - - C:\Windows\SysWOW64\cmd.exe
        
        C:\Windows\system32\cmd.exe /c del C:\Windows\{43D2A~1.EXE > nul
        5⤵
        System Location Discovery: System Language Discovery
        
        PID:3968
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Windows\{60B6D~1.EXE > nul
      4⤵
      System Location Discovery: System Language Discovery
      PID:1220
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\{55D4F~1.EXE > nul
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1644
- 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:2424

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3092
- C:\Windows\explorer.exe
  explorer.exe /LOADSAVEDWINDOWS
  2⤵
  - Modifies registry class
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4572
- - C:\Windows\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
    "C:\Windows\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5688

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

{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe

Path C:\Windows\{43D2A1CA-21E0-471c-A832-C4972DA9163B}.exe
Size 168KB
SHA256 dad406e899bf8ec0e79594c05db8dd6e3b155fd6b297213f58b01f259441d10e
MD5 f89de6660c805910a235c8547dbba1db
SHA1 ee802ce7b0d09b061f360a87013b2fa91766df73
SHA512 10010ea1e6c48bf90d2ef6bc28406cb9fad824d59af121680c8eb9d1c836d6f15cf21a3c580adb4d88869fcd6c26b368003de33714ce671290645c123c7daafa
SSDEEP 1536:1EGh0oklq5IRVhNJ5Qef7BudMeNzVg3Ve+rrS2:1EGh0oklqOPOe2MUVg3Ve+rX
TLSH
T1EDF36B666B93E8E1D0D302340E64C5129A33FEE441B2962639DCC19DCDD59B0EE7E72E
MD5 SHA1 SHA512 SSDEEP TLSH

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{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe

Path C:\Windows\{55D4F5CE-4566-4d02-9D81-13461ADD6890}.exe
Size 168KB
SHA256 33c50480abeeabe735264944b3e6493de2e4fa1c1d1621f84d6c10e6551876d8
MD5 e43182bf42d4bb9058bf97b778002164
SHA1 44c1a5695fa5d072df622a65a9b8178501f00b7a
SHA512 48a3f3d33b1964fdedaed5d3b2f1d3f527a1c5fd85cd6b47c479e43279d83c44a95f641bb67d15b55e05fd1b3cd6bd73e50f02a4a208c917a59ae0b9518788bf
SSDEEP 1536:1EGh0oglq5IRVhNJ5Qef7BudMeNzVg3Ve+rrS2:1EGh0oglqOPOe2MUVg3Ve+rX
TLSH
T10AF36B666B93E8E1D0D302340E64C5129A33FEE441B2962639DCC19DCDD59B0EE7E72E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe

Path C:\Windows\{60B6D7B4-3AB5-4045-8D59-D376BD45C68A}.exe
Size 168KB
SHA256 ee6f02f2c96bedd84e3893f19034f5106921bf05830b5d40480fb6f735fed568
MD5 185fbd5054841673e2bc92e771b0068d
SHA1 087d28c39a6d1d9ea8b6994e6d9a78873fb8b455
SHA512 cad0fcaf401ad3d8c3048aed6e03354c8e5708ec84e5cc594dc38f80b42032622f872a52f987e4280c7fb8385354a454cbeae04eb5c8a27553be78c61294d504
SSDEEP 1536:1EGh0oLlq5IRVhNJ5Qef7BudMeNzVg3Ve+rrS2:1EGh0oLlqOPOe2MUVg3Ve+rX
TLSH
T113F36B666B93E8E1D0D302340E64C5129A33FEE441B2962639DCC19DCDD59B0EE7E72E
MD5 SHA1 SHA512 SSDEEP TLSH

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{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe

Path C:\Windows\{6B5CF6AA-65D6-4a20-BC37-CF147FF0216E}.exe
Size 168KB
SHA256 cecb91442b4acc778481f53767a7b2d8272c15f2b7a8f66711a925fd21eb3b6a
MD5 4bf4ce4c8a1680e72144e6b1eea359a1
SHA1 9fc4b67fc75b1915230d3d1c97796614b6c35d0a
SHA512 43d9806e690b30045e6b6d2584dcd7751dc3ce7f759c5a7a3727547b8332fc859b4c50a972b63a02b760049c1693883ff1f7a135a08ba57c72280d307d3c3a80
SSDEEP 1536:1EGh0oRlq5IRVhNJ5Qef7BudMeNzVg3Ve+rrS2:1EGh0oRlqOPOe2MUVg3Ve+rX
TLSH
T1C4F36B666B93E8E1D0D302340E64C5129A33FEE441B2962639D8C19DCDD59B0EE7E72E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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