stormser | aa65fa409c9e85907403cc0ff2244eec49537dd13bb21a0960583ff61ee6a31d

General

Target
2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe
Size 197KB
Sample261027-cfsd6acd92
SHA256 aa65fa409c9e85907403cc0ff2244eec49537dd13bb21a0960583ff61ee6a31d
MD5 f5c2a0e102ddd88c6eb18878adb92356
SHA1 e8c7c1254c8e4825ba4c927cc97e578fd1299b74
SHA512 11dfabad059d9dec9908a77da78eb2406894e80b3eb5286dcbf24f0cf2cbaf52bd25595ef47a5430080eea582d503df105903393075f39dba451d50c707d031f
SSDEEP 3072:jEGh0ogl+Oso7ie+rcC4F0fJGRIS8Rfd7eQEcGcrcMQ:jEGClEeKcAEca
TLSH
T1F314B32527E54626F0F39B3588B08092AE37BF927A75DD1D21C8414D4A33B81DEA5F3E
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/0x0007000000024437-3.dat	family_stormser
behavioral1/files/0x0008000000024427-6.dat	family_stormser
behavioral1/files/0x000800000002443f-10.dat	family_stormser

Auto-generated rule 3 IoCs

resource	yara_rule
behavioral1/files/0x0007000000024437-3.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral1/files/0x0008000000024427-6.dat	GoldenEyeRansomware_Dropper_MalformedZoomit
behavioral1/files/0x000800000002443f-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\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}\stubpath = "C:\\Windows\\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe"	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0138E194-C769-4f0b-94CA-D44B2EA6100D}	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{0138E194-C769-4f0b-94CA-D44B2EA6100D}\stubpath = "C:\\Windows\\{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe"	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F3C3D50B-FB55-4745-9670-7E795FC7856A}	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F3C3D50B-FB55-4745-9670-7E795FC7856A}\stubpath = "C:\\Windows\\{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe"	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe

Executes dropped EXE 3 IoCs

pid	Process
1976	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
1384	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe
3372	{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe
File created	C:\Windows\{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
File created	C:\Windows\{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.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
4868	cmd.exe
1224	cmd.exe
2276	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2036	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe
Token: SeIncBasePriorityPrivilege	1976	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
Token: SeIncBasePriorityPrivilege	1384	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 1976	2036	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe	93
PID 2036 wrote to memory of 4868	2036	2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe	94
PID 1976 wrote to memory of 1384	1976	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe	95
PID 1976 wrote to memory of 1224	1976	{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe	96
PID 1384 wrote to memory of 3372	1384	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe	99
PID 1384 wrote to memory of 2276	1384	{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe	100

C:\Users\Admin\AppData\Local\Temp\2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_elex_goldeneye_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-26_f5c2a0e102ddd88c6eb18878adb92356_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:2036
- C:\Windows\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
  C:\Windows\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.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:1976
- - C:\Windows\{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe
    C:\Windows\{0138E194-C769-4f0b-94CA-D44B2EA6100D}.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:1384
  - - C:\Windows\{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe
      C:\Windows\{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:3372
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c del C:\Windows\{0138E~1.EXE > nul
      4⤵
      Executes a command shell one-liner
      System Location Discovery: System Language Discovery
      PID:2276
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\{74C0C~1.EXE > nul
    3⤵
    - 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:\Users\Admin\AppData\Local\Temp\2026-1~1.EXE > nul
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:4868

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

{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe

Path C:\Windows\{0138E194-C769-4f0b-94CA-D44B2EA6100D}.exe
Size 197KB
SHA256 029ea4e51bc356d408bebd76d1154794f48671fff4604a4d66b7cfc156e53264
MD5 5f43b1378ed26c9d0cdcfefc468c60ab
SHA1 055167baea39ceac668da4f5b59ab63d51ad04e8
SHA512 6f77d01ff2d60fad423107e95d682f8c099fbc1ee2ceb4647baea7f76cf72f8eb990712843909f11fdccc225bb112c86fa6c2b6082aa6a0c07cf54d9c6c7e0f2
SSDEEP 3072:jEGh0oel+Oso7ie+rcC4F0fJGRIS8Rfd7eQEcGcrcMQ:jEGMlEeKcAEca
TLSH
T18E14B32527E54626F0F39B3588B08092AE37BF927A75DD1D21C8414D4A33B81DEA5F3E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe

Path C:\Windows\{74C0C1D1-7178-481b-A9A7-DC2EE42D2053}.exe
Size 197KB
SHA256 faa9642f30f7d0d262c60098197182605dc64d0c7ad1969b57fe554ed8823c8b
MD5 141b16a80ea9be84c3fff36248179da9
SHA1 7246318899921c5f29e2d54cf703fc6981a6deb1
SHA512 0447c8a87c840b7f810b062d40e0cc076c6efe9d9dfe97a06e53ec7f3fbedb6e25d3fabe5e1df70e616139e9eba132e5867c31d857efa64b273afd43f06077ff
SSDEEP 3072:jEGh0ool+Oso7ie+rcC4F0fJGRIS8Rfd7eQEcGcrcMQ:jEG2lEeKcAEca
TLSH
T1A514B32527E54626F0F39B3588B08092AE37BF927A75DD1D21C8414D4A33B81DEA5F3E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe

Path C:\Windows\{F3C3D50B-FB55-4745-9670-7E795FC7856A}.exe
Size 197KB
SHA256 7ce7e0f28e5219254fea33dca707162a901694ef6327cece6a70cf013237690f
MD5 a7fdd0cd876693d6ac97bb5f9b666ee5
SHA1 f0c5beedc9f84d8f9bcd88065bb30c1f2560e7fa
SHA512 b6815e6fdb8f88597fc5418bf3bae57ba72b09aab880b3fd533c2d65eb6c10d725af59e4b4eef7dd3ac6d69a13b4ae8fda9080b655f9966df0ff5d52bcb0f710
SSDEEP 3072:jEGh0oHl+Oso7ie+rcC4F0fJGRIS8Rfd7eQEcGcrcMQ:jEG1lEeKcAEca
TLSH
T1D014B32527E54626F0F39B3588B08092AE37BF927A75DD1D21C8414D4A33B81DEA5F3E
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