ea2b6c2e14c93e94ace0cdf89d0d19732da821af544c4f3a23a6617635628e91

General

Target
2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe
Size 86KB
Sample260810-e3pyna1dnf
SHA256 ea2b6c2e14c93e94ace0cdf89d0d19732da821af544c4f3a23a6617635628e91
MD5 8b074ca16033ace593a91dc0214e94c4
SHA1 9959d3750ad5a09729311f62eeeb37544238b322
SHA512 b585ab2dfedb697959338e1b267edc673141b81711b99f46d9f740ef1c0d236557c499df69d471f383dbf67c32f6e432897f2a555193369c80635ab705522783
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl+:eSABNx6vb4RoI4pyjHYLhal01UoPXC
TLSH
T163839C0BABAA58E9E120A870152D377593EF946F3B2597A38344FE4D9133DC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4380	rmolhc.exe

Executes dropped EXE 1 IoCs

pid	Process
4380	rmolhc.exe

Loads dropped DLL 1 IoCs

pid	Process
1940	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
3652	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3160	1940	WerFault.exe	88

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	2026-08-10_8b074ca16033ace593a91dc0214e94c4_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	rmolhc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.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
3652	cmd.exe
4872	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4872	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
524	2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe
4380	rmolhc.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 524 wrote to memory of 3652	524	2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe	84
PID 3652 wrote to memory of 4872	3652	cmd.exe	86
PID 3652 wrote to memory of 4380	3652	cmd.exe	87
PID 4380 wrote to memory of 1940	4380	rmolhc.exe	88

C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:524
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\rmolhc.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_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:3652
- - 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:4872
- - \??\c:\rmolhc.exe
    c:\rmolhc.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-10_8b074ca16033ace593a91dc0214e94c4_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4380
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\ceops\qtxeb.dll",DoVirusScan c:\rmolhc.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:1940
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1940 -s 560
        5⤵
        Program crash
        
        PID:3160

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1940 -ip 1940
1⤵
PID:3660

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

rmolhc.exe

Path C:\rmolhc.exe
Size 86KB
SHA256 fdc40891aba33243cee6929775559139750d3b2240bfd2768d46c1744ba8c6bc
MD5 e76c78583c57fe32ee3078f86cb7dd64
SHA1 6461f259fc1c6b220511a293d1bd750e9fe59740
SHA512 0b5f481c45499c928d4193c70528bf4e520c18a144ac09ee154752ec1da6654cfd438fbe0698d231c66229292acf7466069ee10e2ff8d2702ee0d3221ad86fdb
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl9:eSABNx6vb4RoI4pyjHYLhal01UoPXh
TLSH
T179839D0BABAA58E9E1206870152D377593EF986F3B2597A38344FE4D9133DC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

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qtxeb.dll

Path \??\c:\ceops\qtxeb.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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memory/524-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/524-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/1940-10-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/4380-7-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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