4f5b4cc242167c4c394f24f0b6e7b2be1b959b8f79248e4bfebb18b231232a37

General

Target
2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe
Size 24KB
Sample261017-phbkmsft9s
SHA256 4f5b4cc242167c4c394f24f0b6e7b2be1b959b8f79248e4bfebb18b231232a37
MD5 8e1e861a1f3261394c16388b1d250532
SHA1 cdb7d20dc2ce8ad1e4a49687c9f2a5a1ae292540
SHA512 4ce225bf238e2956aa12e0af922179ac257c026d5768792644606f936626b3bc59da5fc3a3927b4b87497e698d7effb756975069eec361d3125117b422f375ed
SSDEEP 384:E3eVES+/xwGkRKJQvtlM61qmTTMVF9/q5D0:bGS+ZfbJQVO8qYoAo
TLSH
T1C8B2F91BA6C644F1EBE582301ABB177ED966FC52476946971B20FF0D1C31270EA263CE
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
832	spoolsv.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Start GeekBuddy = "C:\\Program Files\\Common Files\\Microsoft Shared\\Web Folders\\1033\\spoolsv.exe"	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe

Discovers running processes 1 TTPs 1 IoCs

Running process information can be used to identify security tools or plan follow-on actions.

discovery

Process Discovery

T1057

pid	Process
4440	tasklist.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe

Executes a command shell one-liner 1 TTPs 2 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
988	cmd.exe
1464	cmd.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe

System Location Discovery: System Language Discovery 1 TTPs 9 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	tasklist.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	net1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	NETSTAT.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.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	ipconfig.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	spoolsv.exe

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3912	ipconfig.exe
3500	NETSTAT.EXE

Runs net.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4440	tasklist.exe
Token: SeDebugPrivilege	3500	NETSTAT.EXE

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3204	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe
3204	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe
832	spoolsv.exe
832	spoolsv.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3204 wrote to memory of 988	3204	2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe	85
PID 988 wrote to memory of 1464	988	cmd.exe	87
PID 988 wrote to memory of 3912	988	cmd.exe	88
PID 988 wrote to memory of 4440	988	cmd.exe	89
PID 988 wrote to memory of 4784	988	cmd.exe	93
PID 4784 wrote to memory of 5112	4784	net.exe	94
PID 988 wrote to memory of 3500	988	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-16_8e1e861a1f3261394c16388b1d250532_elex_wannacry.exe"
1⤵
- Adds Run key to start application
- Drops file in Program Files directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3204
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:988
- - C:\Windows\SysWOW64\cmd.exe
    cmd /c set
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:1464
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /all
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    PID:3912
- - C:\Windows\SysWOW64\tasklist.exe
    tasklist
    3⤵
    - Discovers running processes
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    PID:4440
- - C:\Windows\SysWOW64\net.exe
    net start
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4784
  - - C:\Windows\SysWOW64\net1.exe
      C:\Windows\system32\net1 start
      4⤵
      System Location Discovery: System Language Discovery
      PID:5112
- - C:\Windows\SysWOW64\NETSTAT.EXE
    netstat -an
    3⤵
    - System Location Discovery: System Language Discovery
    - Gathers network information
    - Suspicious use of AdjustPrivilegeToken
    PID:3500

C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe
"C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe"
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:832

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

2

T1059

Windows Command Shell

1

T1059.003

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Process Discovery

1

T1057

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

spoolsv.exe

Path C:\Program Files\Common Files\Microsoft Shared\Web Folders\1033\spoolsv.exe
Size 24KB
SHA256 68367243422ec8662b07b131096ba525780c32aa3b24b3cca7dafb3117dcfe18
MD5 07104aa7716b714978b5e372dccde192
SHA1 325c7d396ba148ab5a948455c8f82162f41f5103
SHA512 2be2a56c5a2e2afa3b5e6d768534be2d414bc17935733f03e6a4e734e1fce155e9abff02e2c5795e74ecd5b1edac2e6e3dfc511e25e2651b879ad99d7c06ee9f
SSDEEP 384:E3eVES+/xwGkRKJhlM61qmTTMVF9/q5n0:bGS+ZfbJhO8qYoA0
TLSH
T1A3B20A1BA6C544F1DBA5C3301ABB1BBEE566BC62462946974B20FF1D1C31360E9263CE
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

flash.log

Path \??\c:\windows\temp\flash.log
Size 14KB
SHA256 2955119ebd23998869e9f361e7fc066ed3cc0083a863ed50fcce1ddbe38e4883
MD5 0dc35c2137587715580172f39bfa7414
SHA1 b64ebcad8ecc298108d4b78a689fc123a757893d
SHA512 20594101f51ac3c697ffc41a62ae12be1894d5b9a3b56cb6cecfb06b3a2405c1f2a5c22c673ddb3236bce5d4cedf8017f7cbc54019930ea1c9270003ee59ed60
SSDEEP 384:rmVsaVuqDHbqCobfTuece1eZlfmY8F+qyDgl4vOOdxc1Exx6TZWrX3or2r7ze+0+:qZuqDHbqCobfTuece1eZlfmY8F+qyDg4
TLSH
T10762B74155AE60EC633AC7963E178022E74D5502346FECD83EED049CABF8B1CA7EB564
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