c8479e90ee30e92b29ec217135700021c1fb0c5b0c2a1a0fc336f04e29273873

General

Target
2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe
Size 96KB
Sample261006-tpjxta1s6k
SHA256 c8479e90ee30e92b29ec217135700021c1fb0c5b0c2a1a0fc336f04e29273873
MD5 babbd0bdebfb93d4fa145dd35cc3110c
SHA1 aa75cb569c0a381fa030570328f3ce79af3ef626
SHA512 68f98ee3ccb2fea5163ca777c669fc0f90cc307c03904d9fa2cb7c190dab7988850632376913234b99ccc8e693503a541001fd7377208793ab197c05760cd079
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlG:QSABNx6vb4RoI4pyjHYLhal01UoPXa
TLSH
T1B8A3AD0BABAA58D9E120AD70152D377597EF846F3B249B938348FE4D9533CC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
1504	solwrr.exe

Executes dropped EXE 1 IoCs

pid	Process
1504	solwrr.exe

Loads dropped DLL 1 IoCs

pid	Process
1916	rundll32.exe

Executes a command shell one-liner 1 TTPs 1 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
5716	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5920	1916	WerFault.exe	94

System Location Discovery: System Language Discovery 1 TTPs 5 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	solwrr.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
5716	cmd.exe
5348	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
5348	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2924	2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe
1504	solwrr.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 5716	2924	2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe	90
PID 5716 wrote to memory of 5348	5716	cmd.exe	92
PID 5716 wrote to memory of 1504	5716	cmd.exe	93
PID 1504 wrote to memory of 1916	1504	solwrr.exe	94

C:\Users\Admin\AppData\Local\Temp\2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\solwrr.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe"
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:5716
- - C:\Windows\SysWOW64\PING.EXE
    ping 127.0.0.1 -n 2
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:5348
- - \??\c:\solwrr.exe
    c:\solwrr.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-05_babbd0bdebfb93d4fa145dd35cc3110c_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1504
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\rtyfh\cfucq.dll",DoVirusScan c:\solwrr.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:1916
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1916 -s 480
        5⤵
        Program crash
        
        PID:5920

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 1916 -ip 1916
1⤵
PID:3520

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

Privilege Escalation

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

Remote System Discovery

1

T1018

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

cfucq.dll

Path \??\c:\rtyfh\cfucq.dll
Size 50KB
SHA256 7604a0d3e695ff2f47b2961a860aa77e41952df48c132c18ac8d84e6ed3ee8eb
MD5 18cc91cc0c4c41e39a2c5310e760f0ef
SHA1 aaacc94db8d8a37e5d34878aa259d3274a5ff2a7
SHA512 8abba5220a7216288d0d2c683a5d01b796b1179464a2432eda991004348223c822c54ab39fd19302ff01974ec8d026e98280e9f1bdb67178126d75a974ecc7e7
SSDEEP 768:Z+arYIR3u5v4bGwCl56LNQQe5JBtGf1oTYtx/qQvo9:ZPrG57TzDxJS6Etx/ZvO
TLSH
T1AB33E178E1F4B8F6E46EAB345D82146DB1C16BD34D3080BA079224AF6C37E578B52731
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

solwrr.exe

Path \??\c:\solwrr.exe
Size 97KB
SHA256 eba621201184871e0b6feb10f64741ec9920ae13aac5745f1097339d63bb9102
MD5 e886c2a610aee79683e5aa1fac429d06
SHA1 62cd0fe7190bde734c91369d62b7c34635496248
SHA512 88f2f0426c7d51451487e1278203cc17da534aa2c09800d75d18c950bd3f949ff266620478351bee828025209a76c9d7d2747c7d439aa408a989b358137c2330
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl/:QSABNx6vb4RoI4pyjHYLhal01UoPXj
TLSH
T11EA3AE0BABAA58D9E120BD70152D377597EF846E3B2497938348FE4E9433DC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1504-7-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1916-9-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/2924-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/2924-2-0x0000000000400000-0x0000000000417000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads