156cda10babfe3e155770dc68899c5eb8cee0b9fd7795ec18eb1a701a05cfee1

General

Target
2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe
Size 83KB
Sample260718-m2d4rsct8s
SHA256 156cda10babfe3e155770dc68899c5eb8cee0b9fd7795ec18eb1a701a05cfee1
MD5 83fc65bd12d811cc85f553fda24fed52
SHA1 d7c86d84ae9159316a9a35bea2e10a8e6f2f9e74
SHA512 2ede71037b5e302befcfa2d2bd994487a5e31b6387fba85634e9e52acb4af174592fc8d64b5b06ffed1681373d9078fe506ba11fdb2801a3eb5e68dbfaff3165
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl0:eSABNx6vb4RoI4pyjHYLhal01UoPX4
TLSH
T10483AD0BABAA18D9E220AD71142D377593FF94AE2B259B978345FD4D9433CC0EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1148	weesdl.exe

Executes dropped EXE 1 IoCs

pid	Process
1148	weesdl.exe

Loads dropped DLL 1 IoCs

pid	Process
5172	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
3692	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
240	5172	WerFault.exe	93

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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	weesdl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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
3692	cmd.exe
4136	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4136	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1160	2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe
1148	weesdl.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1160 wrote to memory of 3692	1160	2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe	89
PID 3692 wrote to memory of 4136	3692	cmd.exe	91
PID 3692 wrote to memory of 1148	3692	cmd.exe	92
PID 1148 wrote to memory of 5172	1148	weesdl.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1160
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\weesdl.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-18_83fc65bd12d811cc85f553fda24fed52_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:3692
- - 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:4136
- - \??\c:\weesdl.exe
    c:\weesdl.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-18_83fc65bd12d811cc85f553fda24fed52_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1148
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\uoolin\xbvgm.dll",DoVirusScan c:\weesdl.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:5172
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5172 -s 476
        5⤵
        Program crash
        
        PID:240

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 5172 -ip 5172
1⤵
PID:3160

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

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

xbvgm.dll

Path \??\c:\uoolin\xbvgm.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

weesdl.exe

Path \??\c:\weesdl.exe
Size 84KB
SHA256 785ea745e2b13eab96d0ac041d0cc0b44f69ba02a139bda2a8fe70951e5ec818
MD5 14068d682343c45bc811e648c4874735
SHA1 9a3fc04ab0f09e905c83a7fe10eb30c04a7e1e3a
SHA512 eb147caf616edfe2b91fabf96f648bbea2112755dc9cc907ae61cd1f9f211070f1e7f8df1debd69964dcf5f5ca4c7b1ac8f3f983a13609417d25d946e0f76c31
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlj:eSABNx6vb4RoI4pyjHYLhal01UoPXX
TLSH
T16683AE0BABAA18D9E220AD71152D377593FF946E3B149B978349FE4D9433CC0EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/1148-6-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1160-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/1160-2-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/5172-9-0x0000000010000000-0x0000000010032000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

Replay Monitor

Loading Replay Monitor...

Downloads