16e7b587f3a2a5965011de6843d95d130b3ae2ef20bb35e4256424704f49b948

General

Target
2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.exe
Size 88KB
Sample260727-2pacdafk4t
SHA256 16e7b587f3a2a5965011de6843d95d130b3ae2ef20bb35e4256424704f49b948
MD5 c0fbc2457e4757e176f00e04d458ce42
SHA1 160bc91d22588ebf42de2b3b7247d3533fe4b43d
SHA512 34d26e963af2a8acebd61c9d8faf2f8c8af0f282aae996824652790fa344e0bc241d89a10eb409fd98fde4714f283cbb4e2688342f4b16246e543091e8e836aa
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlB:eSABNx6vb4RoI4pyjHYLhal01UoPXF
TLSH
T185939D07ABA958E9E1206C70162D377493EF986F3B2497A38344FE4D9533DC1EC3618A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
4220	rjaxm.exe

Executes dropped EXE 1 IoCs

pid	Process
4220	rjaxm.exe

Loads dropped DLL 1 IoCs

pid	Process
1808	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
5012	cmd.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3444	1808	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rjaxm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.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
5012	cmd.exe
4128	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4128	PING.EXE

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3188	2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.exe
4220	rjaxm.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3188 wrote to memory of 5012	3188	2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.exe	89
PID 5012 wrote to memory of 4128	5012	cmd.exe	91
PID 5012 wrote to memory of 4220	5012	cmd.exe	92
PID 4220 wrote to memory of 1808	4220	rjaxm.exe	93

C:\Users\Admin\AppData\Local\Temp\2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3188
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c ping 127.0.0.1 -n 2&c:\rjaxm.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-27_c0fbc2457e4757e176f00e04d458ce42_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:5012
- - 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:4128
- - \??\c:\rjaxm.exe
    c:\rjaxm.exe "C:\Users\Admin\AppData\Local\Temp\2026-07-27_c0fbc2457e4757e176f00e04d458ce42_elex_wannacry.exe"
    3⤵
    - Deletes itself
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:4220
  - - \??\c:\windows\SysWOW64\rundll32.exe
      c:\windows\system32\rundll32.exe "c:\mohfwp\xkvcep.dll",DoVirusScan c:\rjaxm.exe
      4⤵
      Loads dropped DLL
      System Location Discovery: System Language Discovery
      PID:1808
    - - C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1808 -s 516
        5⤵
        Program crash
        
        PID:3444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 400 -p 1808 -ip 1808
1⤵
PID:4140

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

xkvcep.dll

Path \??\c:\mohfwp\xkvcep.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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rjaxm.exe

Path \??\c:\rjaxm.exe
Size 88KB
SHA256 d2d5ef598f5df82e40d516b15f43f8d53442efb3023369ce3664a9ee63e319f7
MD5 00cc1476468c168cbf7ddaf0532f0301
SHA1 4857abb0e03e7cedd3959a5077dd1cffb17f2cce
SHA512 2f9b5f9cd7342ec858c35042ad0973fc1951650e643b0d2d4b642e66c48973a2950a1beec7053d23522c58517108626a29163ae4771a996ff0317d89fa97eb9a
SSDEEP 1536:TSSABNx6vb4RoI47zzzzzzzzzvfxzVzNrzzzgzzzzzzzzzzzzzzzz6zzzdzzzzlx:eSABNx6vb4RoI4pyjHYLhal01UoPXF
TLSH
T147939D07ABA958E9E1206C70162D377493EF986F3B2497A38344FE4D9533DC1EC3618A
MD5 SHA1 SHA512 SSDEEP TLSH

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memory/1808-9-0x0000000010000000-0x0000000010032000-memory.dmp

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memory/3188-0-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/3188-2-0x0000000000400000-0x0000000000417000-memory.dmp

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memory/4220-6-0x0000000000400000-0x0000000000417000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads