0ab126b7b92e126f595917f47916786bcde2f7c2c9467609828d22f53c1697b9

General

Target
2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_wannacry.exe
Size 96KB
Sample260820-3c7yjsck21
SHA256 0ab126b7b92e126f595917f47916786bcde2f7c2c9467609828d22f53c1697b9
MD5 c67099f14e6f24092f4e3aac838758b1
SHA1 dc171a92c4951ecf50af0fab6d1079cc3b05d67d
SHA512 c9de3736aa1965e6b7f743268dae769fd0aacbfb7624a95d380bcaf8592188c9a54b959aaaf6c4792bc58b5dde8761a61106b27a84a77fe1c68ef365a506c813
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlE:QSABNx6vb4RoI4pyjHYLhal01UoPXQ
TLSH
T1A9A3AE0BAFAA48D9E120AD70156D3B7597EF846E3B1497978348FE4E9433CD0EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4364	ipjgd.exe

Executes dropped EXE 1 IoCs

pid	Process
4364	ipjgd.exe

Loads dropped DLL 1 IoCs

pid	Process
5952	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
1344	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4332	5952	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	2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_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	ipjgd.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
1344	cmd.exe
3836	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3836	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
5532	2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_wannacry.exe
4364	ipjgd.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 5532 wrote to memory of 1344	5532	2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_wannacry.exe	89
PID 1344 wrote to memory of 3836	1344	cmd.exe	91
PID 1344 wrote to memory of 4364	1344	cmd.exe	92
PID 4364 wrote to memory of 5952	4364	ipjgd.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5532
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\ipjgd.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_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:1344
- - 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:3836
- - \??\c:\ipjgd.exe
    c:\ipjgd.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-20_c67099f14e6f24092f4e3aac838758b1_elex_feodo_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4364
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\zmgqvxjui\mkvrg.dll",DoVirusScan c:\ipjgd.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:5952
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 5952 -s 476
        5⤵
        Program crash
        
        PID:4332

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5952 -ip 5952
1⤵
PID:4500

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

ipjgd.exe

Path \??\c:\ipjgd.exe
Size 96KB
SHA256 37793448ce1a6e45b1ce23134e30418a649b54338ad64396d5ab262c0743ce98
MD5 dd9a3120e248b49509c3326d54f6b389
SHA1 f0566025a55053cb87ec57357d32f1b42ae35dd7
SHA512 6d291a6f1da4195ad77708f3d42a050436aa638e9918e381c0e5ee2207288143d0fff489ef73789fcd78a34eeada769356acd7b87936e4bed0bed09de5dd480d
SSDEEP 1536:VSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlL:QSABNx6vb4RoI4pyjHYLhal01UoPXX
TLSH
T11EA3AE0BABAA48D9E1206D70156D3B7597EF886E3B1497978348FE4E9433DC0EC3614A
MD5 SHA1 SHA512 SSDEEP TLSH

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mkvrg.dll

Path \??\c:\zmgqvxjui\mkvrg.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/4364-6-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5532-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5532-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/5952-9-0x0000000010000000-0x0000000010032000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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