9fe4b3d682a53373394ec8cf14197db0e26cfbbdb6cf41de3cde3c3157826c34

General

Target
2026-08-13_e84e6055904151f7ca055d98db264d54_elex_wannacry.exe
Size 87KB
Sample260813-jraf2svclb
SHA256 9fe4b3d682a53373394ec8cf14197db0e26cfbbdb6cf41de3cde3c3157826c34
MD5 e84e6055904151f7ca055d98db264d54
SHA1 d1ab7413deffae72cc0ca9005a935f85b5b481a0
SHA512 1c16c315177a9252543ce3523ddbb90e99be438e9165d19b94da426bc59ce0d6dad69302da042b78ad56e1b2739e812faaa5928dfd5f391f82bd21e79008fe5e
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl+:eSABNx6vb4RoI4pyjHYLhal01UoPXS
TLSH
T145939C0BABAA58E9E1206C70152D377597EF94AB3B2597A38344FE4D9133CC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
3700	duguddwk.exe

Executes dropped EXE 1 IoCs

pid	Process
3700	duguddwk.exe

Loads dropped DLL 1 IoCs

pid	Process
4840	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
3980	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2880	4840	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	2026-08-13_e84e6055904151f7ca055d98db264d54_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	duguddwk.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
3980	cmd.exe
3552	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3552	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3356	2026-08-13_e84e6055904151f7ca055d98db264d54_elex_wannacry.exe
3700	duguddwk.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3356 wrote to memory of 3980	3356	2026-08-13_e84e6055904151f7ca055d98db264d54_elex_wannacry.exe	89
PID 3980 wrote to memory of 3552	3980	cmd.exe	91
PID 3980 wrote to memory of 3700	3980	cmd.exe	92
PID 3700 wrote to memory of 4840	3700	duguddwk.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-13_e84e6055904151f7ca055d98db264d54_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-13_e84e6055904151f7ca055d98db264d54_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3356
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\duguddwk.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-13_e84e6055904151f7ca055d98db264d54_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:3980
- - 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:3552
- - \??\c:\duguddwk.exe
    c:\duguddwk.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-13_e84e6055904151f7ca055d98db264d54_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:3700
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\agnwql\jtgmbc.dll",DoVirusScan c:\duguddwk.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4840
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4840 -s 480
        5⤵
        Program crash
        
        PID:2880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4840 -ip 4840
1⤵
PID:1280

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

jtgmbc.dll

Path \??\c:\agnwql\jtgmbc.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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duguddwk.exe

Path \??\c:\duguddwk.exe
Size 87KB
SHA256 5ae42a9cf53277d2a161e52031e3c76ed158f1f2e4c3eb998914e5aeb6d51237
MD5 c4d2997eabbd20c07ca0b8e62a8f6704
SHA1 48d8ab38a3afe22df1ee290481ced9790daf1cfe
SHA512 e66b3ce989d0d5df4d851c0bc51292ad2d2ab5d74159f356078b2203b5b08131a4797abeaa82d0ef315977fbd85e32e831696b21ccba24ddbdea78e3bd75c0d0
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlk:eSABNx6vb4RoI4pyjHYLhal01UoPXo
TLSH
T116939C0BABAA58E9E1206C70052D377597EF94AB3B2597A38344FE4D9133DC1EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/3356-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/3356-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/3700-5-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/3700-7-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4840-10-0x0000000010000000-0x0000000010032000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads