79841094bef4c0d52dcc61f8827d361581682a0395788d9f0f0a3491ce536f34

General

Target
2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.exe
Size 97KB
Sample260823-rexd2sae23
SHA256 79841094bef4c0d52dcc61f8827d361581682a0395788d9f0f0a3491ce536f34
MD5 fed3ba34937684d6a9c441dcefd4f60f
SHA1 302a7376464f12d7eee3008d086e09dfe90fc943
SHA512 12b3c5c071f18c3f05b0716b1759851c5251b7d0e5d5a2bb291f2089b2e8fe2c5e4ee2dd65085a660172dbe6666c6e681a3ac0df3ecdef911186d336cf2507f1
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlq:QSABNx6vb4RoI4pyjHYLhal01UoPX+
TLSH
T177A3AE0BAFAA48D9E120AD71152E377597EF946E3B1897938348FE4D9433CC1EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2404	azavqmre.exe

Executes dropped EXE 1 IoCs

pid	Process
2404	azavqmre.exe

Loads dropped DLL 1 IoCs

pid	Process
5032	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
1744	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4800	5032	WerFault.exe	92

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	azavqmre.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.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
1744	cmd.exe
696	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
696	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2984	2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.exe
2404	azavqmre.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 1744	2984	2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.exe	88
PID 1744 wrote to memory of 696	1744	cmd.exe	90
PID 1744 wrote to memory of 2404	1744	cmd.exe	91
PID 2404 wrote to memory of 5032	2404	azavqmre.exe	92

C:\Users\Admin\AppData\Local\Temp\2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2984
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\azavqmre.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_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:1744
- - 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:696
- - \??\c:\azavqmre.exe
    c:\azavqmre.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-23_fed3ba34937684d6a9c441dcefd4f60f_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2404
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\kmgpo\sxyba.dll",DoVirusScan c:\azavqmre.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:5032
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5032 -s 560
        5⤵
        Program crash
        
        PID:4800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 5032 -ip 5032
1⤵
PID:2688

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

azavqmre.exe

Path C:\azavqmre.exe
Size 97KB
SHA256 8994b54b716dd31e84af80b5e2f1b34ebff5bcc8fddd84d325d03f331329c53a
MD5 4c7e053f2f41d3dd37d002b24c73be25
SHA1 a6f0e96051fc7c0de2bf40f26bb3144bd1434b2a
SHA512 21f7af05cf5d7dbe79206ff6f5c52d7900a63626d6a2d0ee6a65b39a4c3f7467bd2b034ab7ba0f6b2bc8c44897b1a3449ea2c4d3679e8f28e30bc8e923c41ed7
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlE:QSABNx6vb4RoI4pyjHYLhal01UoPXA
TLSH
T1E6A3AE0BAFAA48D9E120BD70152D377597EF846E3B1497978348EE4D9533CC0EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

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sxyba.dll

Path \??\c:\kmgpo\sxyba.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/2404-7-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/2984-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/2984-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5032-10-0x0000000010000000-0x0000000010032000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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