b87a801f10a65c95a7985eea9b07d0703df5e13fe5c14c35720c1b5860f3eba6

General

Target
2026-10-21_a215cab7f6482c202d76c3f618735364_elex_wannacry.exe
Size 89KB
Sample261022-sdl3csds3y
SHA256 b87a801f10a65c95a7985eea9b07d0703df5e13fe5c14c35720c1b5860f3eba6
MD5 a215cab7f6482c202d76c3f618735364
SHA1 c23b8d963496a485638553c1b756badb588e86fe
SHA512 d1fb3c36ac8f32f36630fbc8e3e72549aae69e5ca7c75f27c3629a128859a13b1a178d6d8b04491c61111b2941f3450af097108375e3aae8d834b258a139d008
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlO:eSABNx6vb4RoI4pyjHYLhal01UoPXK
TLSH
T1CD938D47ABA598E9E0206C70161D773493EE986F3B1497A38384FE4DE533D85EC3618A
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
4688	uhgoe.exe

Executes dropped EXE 1 IoCs

pid	Process
4688	uhgoe.exe

Loads dropped DLL 1 IoCs

pid	Process
4116	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
4492	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1572	4116	WerFault.exe	90

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	2026-10-21_a215cab7f6482c202d76c3f618735364_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	uhgoe.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
4492	cmd.exe
1172	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1172	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4304	2026-10-21_a215cab7f6482c202d76c3f618735364_elex_wannacry.exe
4688	uhgoe.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 4492	4304	2026-10-21_a215cab7f6482c202d76c3f618735364_elex_wannacry.exe	84
PID 4492 wrote to memory of 1172	4492	cmd.exe	86
PID 4492 wrote to memory of 4688	4492	cmd.exe	89
PID 4688 wrote to memory of 4116	4688	uhgoe.exe	90

C:\Users\Admin\AppData\Local\Temp\2026-10-21_a215cab7f6482c202d76c3f618735364_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-10-21_a215cab7f6482c202d76c3f618735364_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4304
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\uhgoe.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-21_a215cab7f6482c202d76c3f618735364_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:4492
- - 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:1172
- - \??\c:\uhgoe.exe
    c:\uhgoe.exe "C:\Users\Admin\AppData\Local\Temp\2026-10-21_a215cab7f6482c202d76c3f618735364_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4688
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\rhmps\tjpyxlrhe.dll",DoVirusScan c:\uhgoe.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:4116
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4116 -s 560
        5⤵
        Program crash
        
        PID:1572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4116 -ip 4116
1⤵
PID:4852

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

uhgoe.exe

Path C:\uhgoe.exe
Size 90KB
SHA256 61b5b39c4f2a3fa954eb4de76e713b6142831fb5b7d02474fd3e2f935ac3cf5e
MD5 665d0c811c0b565d15b2591672a77c2d
SHA1 fe0fa7c561716673a5052a0bfc072aba46145cc3
SHA512 7d73784f95cf4fbfd288fc02e75d93fe0d373fefe187026119629cd001f6a9132aa98fb609453452e408bb931e46f3cbc6a8831a8cedcff57c0533a0d38efa99
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlK:eSABNx6vb4RoI4pyjHYLhal01UoPXG
TLSH
T1B0938D47ABA598E5E0206C70161D773483EED86F3B1497A38384FE4EE533D95EC3618A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

tjpyxlrhe.dll

Path \??\c:\rhmps\tjpyxlrhe.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/4116-10-0x0000000010000000-0x0000000010032000-memory.dmp

Download

memory/4304-0-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4304-2-0x0000000000400000-0x0000000000417000-memory.dmp

Download

memory/4688-7-0x0000000000400000-0x0000000000417000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads