bc180bcb8ea087517caae23ac469b4b1c3a93e8338c4ea4b46ace7bf8c4335a7

General

Target
2026-08-04_3d56e7857902285553895a954927f026_elex_wannacry.exe
Size 87KB
Sample260804-tkqvkathpa
SHA256 bc180bcb8ea087517caae23ac469b4b1c3a93e8338c4ea4b46ace7bf8c4335a7
MD5 3d56e7857902285553895a954927f026
SHA1 5fdb0417a0f97bf65880cafe02eaa2332887ee4f
SHA512 25167649dc0b0a14a32b42f4b77e133a7fcca0f0813a986e193ff4ccdbcc55c350dba2c4d57edc454282ca05f186346fc615c99b7594d933c0b9f69768f71250
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl9:eSABNx6vb4RoI4pyjHYLhal01UoPX
TLSH
T114939D07ABAA58E9E1206C70162E773493EF946F3B149BA34384EE4D9537CC5EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4332	xlsct.exe

Executes dropped EXE 1 IoCs

pid	Process
4332	xlsct.exe

Loads dropped DLL 1 IoCs

pid	Process
3244	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
2840	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
260	3244	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	xlsct.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-04_3d56e7857902285553895a954927f026_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

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
2840	cmd.exe
3440	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3440	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3280	2026-08-04_3d56e7857902285553895a954927f026_elex_wannacry.exe
4332	xlsct.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 2840	3280	2026-08-04_3d56e7857902285553895a954927f026_elex_wannacry.exe	89
PID 2840 wrote to memory of 3440	2840	cmd.exe	91
PID 2840 wrote to memory of 4332	2840	cmd.exe	92
PID 4332 wrote to memory of 3244	4332	xlsct.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-08-04_3d56e7857902285553895a954927f026_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-04_3d56e7857902285553895a954927f026_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3280
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\xlsct.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-04_3d56e7857902285553895a954927f026_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:2840
- - 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:3440
- - \??\c:\xlsct.exe
    c:\xlsct.exe "C:\Users\Admin\AppData\Local\Temp\2026-08-04_3d56e7857902285553895a954927f026_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4332
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\slntw\nfgheb.dll",DoVirusScan c:\xlsct.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:3244
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 3244 -s 476
        5⤵
        Program crash
        
        PID:260

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3244 -ip 3244
1⤵
PID:1608

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

nfgheb.dll

Path \??\c:\slntw\nfgheb.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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xlsct.exe

Path \??\c:\xlsct.exe
Size 87KB
SHA256 1e2b81dbea0190ed21fe64c207ba6971bbe8f466b302f69ec85fd37970b51888
MD5 24b1558e146a72fb0779163e5fc2309b
SHA1 f8de5e69270d9840a3405da5bd68624984954185
SHA512 6aa3409bf2c056acbe7574d8c33283b756c25dfe97bf47f93afe6b99572f958772b119e593245510c108c8b0b8d15ae326f4b1298a05ce3332d6e3ca5c12c0d7
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzl6:eSABNx6vb4RoI4pyjHYLhal01UoPXm
TLSH
T1CC939D07ABAA58D9E1206C70162E773493EF946F3B149BA34384EE4D9533CC5EC3614E
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3244-9-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/3280-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/3280-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4332-6-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads