0cecb739fd14b25ab99d3f36c58158e3f2a12b07ef3d2d64251cca6ad5521593

General

Target
2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe
Size 97KB
Sample260924-jfe76agh82
SHA256 0cecb739fd14b25ab99d3f36c58158e3f2a12b07ef3d2d64251cca6ad5521593
MD5 62e176bf3b48ee1c3b4be487c465ec79
SHA1 3961a20773f09898ce4b96d366e81b82c86f98b5
SHA512 b028d6a0d11a0d71b08cc6cb317295f3ccbaec443e7dca1c3a765a8a00ec3ad41240962d1e37b855bf4dcc6f9c29afdf5c75fcdc6d0e6ee26c72c45941f29b8a
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlI:QSABNx6vb4RoI4pyjHYLhal01UoPXM
TLSH
T115A3AD0BABAA58D9E120AD70152D377597EF986F3B2497A38344FE4D9133DC0EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

defense_evasion discovery execution

Malware Config

Signatures

Deletes itself 1 TTPs 1 IoCs

defense_evasion

File Deletion

T1070.004

pid	Process
2588	bpkvx.exe

Executes dropped EXE 1 IoCs

pid	Process
2588	bpkvx.exe

Loads dropped DLL 1 IoCs

pid	Process
1632	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
1856	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1020	1632	WerFault.exe	94

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	bpkvx.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_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
1856	cmd.exe
1408	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1408	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4688	2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe
2588	bpkvx.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4688 wrote to memory of 1856	4688	2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe	87
PID 1856 wrote to memory of 1408	1856	cmd.exe	90
PID 1856 wrote to memory of 2588	1856	cmd.exe	93
PID 2588 wrote to memory of 1632	2588	bpkvx.exe	94

C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4688
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\bpkvx.exe "C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_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:1856
- - 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:1408
- - \??\c:\bpkvx.exe
    c:\bpkvx.exe "C:\Users\Admin\AppData\Local\Temp\2026-09-23_62e176bf3b48ee1c3b4be487c465ec79_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:2588
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\nhdziurz\podsbu.dll",DoVirusScan c:\bpkvx.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:1632
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1632 -s 560
        5⤵
        Program crash
        
        PID:1020

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1632 -ip 1632
1⤵
PID:1160

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

Indicator Removal

1

T1070

File Deletion

1

T1070.004

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

bpkvx.exe

Path C:\bpkvx.exe
Size 97KB
SHA256 55f25061f5208bdfe32f668d18eb8e67408eb2c7ef191f6698abf8611db13176
MD5 6c6f21ff645bf18329c517910a3cf300
SHA1 66273e21e51398e77030bcd2baf10c7cc5cecc12
SHA512 ca60217d1ec30db3ba712aeed06b0569b46d0d85748c8110178f150fc70c2ccc872c9acc844a5f0fd2f61ecafa8bb5791877ef38c99f3f0467bfcbce4de7073c
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl0:QSABNx6vb4RoI4pyjHYLhal01UoPX4
TLSH
T1FEA3AD0BABAA58D9E120AD70152D373597EF886F3B2497A38344FE4D9133DC0EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

podsbu.dll

Path \??\c:\nhdziurz\podsbu.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/1632-10-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/2588-7-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4688-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4688-2-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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