53be3004632011d5d4587fe214b1d2937528ddeff049994836cb3ffe254e7c64

General

Target
2026-08-20_cc6d4d73de61c5f692f0524fac822aee_elex_wannacry.exe
Size 88KB
Sample260820-f2j7fseq7v
SHA256 53be3004632011d5d4587fe214b1d2937528ddeff049994836cb3ffe254e7c64
MD5 cc6d4d73de61c5f692f0524fac822aee
SHA1 9f25cfa9821d3ce02813d11ae77d5d8d114e9cb2
SHA512 3a66bf8ccdba1c46ad9f873001088b7a01823806952f24a96658d6c364f1d43fbef1c72abe18f73e0e1577429d03e8d809fd2cf9c5b25745a4afcbe2fe3e5552
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl5:eSABNx6vb4RoI4pyjHYLhal01UoPX9
TLSH
T1D6938D47ABB598E5E0206C70061D673597EE986F3B2597A38384FE4DA133DC1EC3618E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3516	epoagv.exe

Executes dropped EXE 1 IoCs

pid	Process
3516	epoagv.exe

Loads dropped DLL 1 IoCs

pid	Process
4712	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
6140	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4620	4712	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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-20_cc6d4d73de61c5f692f0524fac822aee_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	epoagv.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
6140	cmd.exe
4888	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4888	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4560	2026-08-20_cc6d4d73de61c5f692f0524fac822aee_elex_wannacry.exe
3516	epoagv.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4560 wrote to memory of 6140	4560	2026-08-20_cc6d4d73de61c5f692f0524fac822aee_elex_wannacry.exe	89
PID 6140 wrote to memory of 4888	6140	cmd.exe	91
PID 6140 wrote to memory of 3516	6140	cmd.exe	92
PID 3516 wrote to memory of 4712	3516	epoagv.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-20_cc6d4d73de61c5f692f0524fac822aee_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_cc6d4d73de61c5f692f0524fac822aee_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4560
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\epoagv.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-20_cc6d4d73de61c5f692f0524fac822aee_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:6140
- - 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:4888
- - \??\c:\epoagv.exe
    c:\epoagv.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-20_cc6d4d73de61c5f692f0524fac822aee_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3516
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\eaaes\ivcqh.dll",DoVirusScan c:\epoagv.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4712
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4712 -s 484
        5⤵
        Program crash
        
        PID:4620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4712 -ip 4712
1⤵
PID:6044

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

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Downloads

ivcqh.dll

Path \??\c:\eaaes\ivcqh.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

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epoagv.exe

Path \??\c:\epoagv.exe
Size 89KB
SHA256 f45303bf9feca6b8aa84a99b65c2492cbe93b3dd1e62c21da33be11e35b5e9ba
MD5 a443417be05119dbb8ba555f328b290c
SHA1 1bf8d4d3b7ba16e967f93c3aa14baffff6555d4c
SHA512 8da435996316cc5a97863f0e47d200451410570caf6ed2bc2876dde875c74f1fdbc74a411ba11bbb5e88778ceca60a67e1ffc3ac29a56ebb07818842d7c27894
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlE:eSABNx6vb4RoI4pyjHYLhal01UoPXQ
TLSH
T1A4938D47ABB598E5E0206C70121D673597EE986F3B2597A38384FE4DA133DC1EC3618E
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3516-6-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4560-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4560-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4712-9-0x0000000010000000-0x0000000010032000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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