9b053a2674159494ee67f93ea9e1f4c5620365f3b79db5b1b954034512ff9396

General

Target
2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_elex_wannacry.exe
Size 89KB
Sample260809-3sft1afm8v
SHA256 9b053a2674159494ee67f93ea9e1f4c5620365f3b79db5b1b954034512ff9396
MD5 bd0abd7879ae2f186a55678f6e3cb9b1
SHA1 ef4ce6c26b264614a5b396518c87bd0681923ba9
SHA512 d9653ad88b47d6b091715c8562d7c628c617b2486894656b3a9fc0577197d04cefbb7f17dd9c26c058947a813eeb982795a9702361db10a5528a55420146e34e
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzly:eSABNx6vb4RoI4pyjHYLhal01UoPX2
TLSH
T178939C47ABA558E9E1206870161D373197EF986F3B2597A38384FE4DA133DC1EC3618E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3824	xikfg.exe

Executes dropped EXE 1 IoCs

pid	Process
3824	xikfg.exe

Loads dropped DLL 1 IoCs

pid	Process
4216	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
5384	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5788	4216	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	xikfg.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_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
5384	cmd.exe
3968	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3968	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4704	2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_elex_wannacry.exe
3824	xikfg.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4704 wrote to memory of 5384	4704	2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_elex_wannacry.exe	89
PID 5384 wrote to memory of 3968	5384	cmd.exe	91
PID 5384 wrote to memory of 3824	5384	cmd.exe	92
PID 3824 wrote to memory of 4216	3824	xikfg.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4704
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\xikfg.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_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:5384
- - 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:3968
- - \??\c:\xikfg.exe
    c:\xikfg.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-09_bd0abd7879ae2f186a55678f6e3cb9b1_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3824
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\zjxmms\hdbvu.dll",DoVirusScan c:\xikfg.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4216
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4216 -s 476
        5⤵
        Program crash
        
        PID:5788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 244 -p 4216 -ip 4216
1⤵
PID:3956

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

xikfg.exe

Path \??\c:\xikfg.exe
Size 89KB
SHA256 7e984fe4ae9e870b24ed45a47d75d8b4267663357103e23caeb8e583f2c22cfc
MD5 3d3a45b205742342010c2b86b1a7e8fb
SHA1 9652c0155bedd633fbe6cfe6da1a21b8df163804
SHA512 f322609467230fd8eb907dce7d176d71204f902a13aebbfdb4555d19d7d7ea32b924b193de6faa7ac4e97c557126b014f6ad5f5b7d81bedffc358e89b904d199
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzly:eSABNx6vb4RoI4pyjHYLhal01UoPXG
TLSH
T156939D47ABA558E9E1206870161D373197EF986F3B2597A38384FE4E9133DC1EC3618E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

hdbvu.dll

Path \??\c:\zjxmms\hdbvu.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

memory/3824-5-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/3824-7-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4216-10-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/4704-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4704-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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