stormser | a8358fbe97fc83039474bcb1ca9279d0fc1800f9c5c0fb4196a554ba78c8245c

General

Target
2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
Size 372KB
Sample261023-ztpazsf14r
SHA256 a8358fbe97fc83039474bcb1ca9279d0fc1800f9c5c0fb4196a554ba78c8245c
MD5 c750a97d30b615ffc4fb001491210449
SHA1 64c28f28256f8ac78b1d874f9a4105c3de19990b
SHA512 7adc55b2e8891e355aca8e21ffffb2579cba2e7ef80df2ae39b5b1265f316867a25d734f6bc4dbdb74367a7c6ccbe5af6b1906642bdf39d61b9e179742b799f4
SSDEEP 3072:CEGh0oGlMOiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBfM:CEGYlkOe2MUVg3vTeKcAEciTBqr3
TLSH
T119846D2067F6E698F5F30FB8ADB581409D7BBE916D31D61D22A8000E8D71A90DE71B37
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 3 IoCs

resource	yara_rule
behavioral1/files/0x00070000000242a0-2.dat	family_stormser
behavioral1/files/0x000a0000000241c8-6.dat	family_stormser
behavioral1/files/0x00080000000242a8-10.dat	family_stormser

Auto-generated rule 3 IoCs

resource	yara_rule
behavioral1/files/0x00070000000242a0-2.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral1/files/0x000a0000000241c8-6.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral1/files/0x00080000000242a8-10.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\{07623B59-EA29-4925-A46E-F8F8E565DB33}	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{07623B59-EA29-4925-A46E-F8F8E565DB33}\stubpath = "C:\\Windows\\{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe"	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}\stubpath = "C:\\Windows\\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe"	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DC82EE27-89B2-4323-BDE4-83D54FC42762}	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{DC82EE27-89B2-4323-BDE4-83D54FC42762}\stubpath = "C:\\Windows\\{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe"	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe

Executes dropped EXE 3 IoCs

pid	Process
700	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
2636	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe
2376	{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
File created	C:\Windows\{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
File created	C:\Windows\{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe

Executes a command shell one-liner 1 TTPs 3 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
800	cmd.exe
3536	cmd.exe
1224	cmd.exe

System Location Discovery: System Language Discovery 1 TTPs 7 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	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4484	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
Token: SeIncBasePriorityPrivilege	700	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
Token: SeIncBasePriorityPrivilege	2636	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4484 wrote to memory of 700	4484	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe	91
PID 4484 wrote to memory of 800	4484	2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe	92
PID 700 wrote to memory of 2636	700	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe	93
PID 700 wrote to memory of 3536	700	{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe	94
PID 2636 wrote to memory of 2376	2636	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe	97
PID 2636 wrote to memory of 1224	2636	{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe	98

C:\Users\Admin\AppData\Local\Temp\2026-10-22_c750a97d30b615ffc4fb001491210449_elex_goldeneye_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-22_c750a97d30b615ffc4fb001491210449_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:4484
- C:\Windows\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
  C:\Windows\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.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:700
- - C:\Windows\{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe
    C:\Windows\{DC82EE27-89B2-4323-BDE4-83D54FC42762}.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:2636
  - - C:\Windows\{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe
      C:\Windows\{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2376
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Windows\{DC82E~1.EXE > nul
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      PID:1224
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\{E0AD4~1.EXE > nul
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:3536
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:800

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Windows Command Shell

1

T1059.003

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

{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe

Path C:\Windows\{07623B59-EA29-4925-A46E-F8F8E565DB33}.exe
Size 372KB
SHA256 b39b9a4c4edf8c9941d7633d7b58f3d46905ff564204d1885fc2ca2f4244c2da
MD5 236c1e869f2edbd99fa840a6d9ba96fb
SHA1 32f13cfc227770776a847477b1da185c80d89579
SHA512 8129d468b54e11efffe873426b03ea229c49ba1956338800db3422235b3152e2097ce3237c934efc65e61a96d9dd65360a380688a936c06335276866dbdba012
SSDEEP 3072:CEGh0o2lMOiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBfM:CEG0lkOe2MUVg3vTeKcAEciTBqr3
TLSH
T1AD846D2067F6E698F5F30FB8ADB581409D7BBE916D31D61D22A8000E8D71A90DE71B37
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe

Path C:\Windows\{DC82EE27-89B2-4323-BDE4-83D54FC42762}.exe
Size 372KB
SHA256 5f2d072279096d4bcb0301a22a32168169c0b664b6142e4ff80734908e031659
MD5 1df01485a0d9281b8b83394f3eb66535
SHA1 12052b438546447bc155a46504f8b9aa86ac8ebb
SHA512 e9082a0b64edad6386d00a0bddb3b5f5fda1c3159b3e8ec3c5bc5f0fda8d69c0cc2b298633583592c447dfee628870cf67905f15a26ed756b0cd7cddaedbc373
SSDEEP 3072:CEGh0oElMOiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBfM:CEGOlkOe2MUVg3vTeKcAEciTBqr3
TLSH
T146846D2067F6E698F5F30FB8ADB581409D7BBE916D31D61D22A8000E8D71A90DE71B37
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe

Path C:\Windows\{E0AD45BA-08D2-4816-A5F7-214C0DD38F6E}.exe
Size 372KB
SHA256 bfac0ee66ce9205c900f21dd113f1d0d421ac3602e61a9ce8cfd4aca42aff9c1
MD5 f36c51f7eaa616c8b28ee9e9ee61d535
SHA1 1f27df9e6c2058877f8b8649145c28cdfddf37c1
SHA512 96fdf137d680035fbda4350cd048c45251e2aceda53ca9f82ca93e5b12c45093f9657009a3a66da1b3b6e7c6d3d821e3716b10350955d5a4ab9d58f80bc6dce4
SSDEEP 3072:CEGh0omlMOiNOe2MUVg3bHrH/HqOYGte+rcC4F0fJGRIS8Rfd7eQEcGcrTutTBfM:CEGslkOe2MUVg3vTeKcAEciTBqr3
TLSH
T13C846D2067F6E698F5F30FB8ADB581409D7BBE916D31D61D22A8000E8D71A90DE71B37
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