96ffb99d0f9e40b8056b29fe6c1005c6c7b5fb73fbaf2a6ce701424562182fb3

General

Target
2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe
Size 59KB
Sample260722-x6bvbatalg
SHA256 96ffb99d0f9e40b8056b29fe6c1005c6c7b5fb73fbaf2a6ce701424562182fb3
MD5 83b3a948151084b094c364690dede2bd
SHA1 9841224b8f84735d55eeca15ecdc6600d7f47732
SHA512 27e8ef86b5b0b73bd6e6ae764748a9f81097bf4fb9c6a8929e279f9c9ec84383974f8a50ec548518c6b00e1aa460af80e7c1a864ba359aa53bccec1bcdd3acd5
SSDEEP 384:MbLwOs8AHsc4sMfwhKQLroZH4/Clsrnu5WcnfBYRu:Mvw9816vhKQLrol4/QQ2fBOu
TLSH
T15C433A430FDD5CF2FB810175087E8B7986BB59E4C25FBECBAB50CC584836691E83A50A
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

Malware Config

Signatures

Detects Windows executables referencing non-Windows User-Agents 2 IoCs

resource	yara_rule
behavioral1/files/0x000800000002441c-3.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA
behavioral1/files/0x000700000002442a-6.dat	INDICATOR_SUSPICIOUS_EXE_NoneWindowsUA

Executes dropped EXE 2 IoCs

pid	Process
2996	mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe
1668	m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe	mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe
File created	C:\Windows\mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe	2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe

Executes a command shell one-liner 1 TTPs 2 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
1740	cmd.exe
620	cmd.exe

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	m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2500	2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe
Token: SeIncBasePriorityPrivilege	2996	mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2996	2500	2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe	90
PID 2500 wrote to memory of 1740	2500	2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe	91
PID 2996 wrote to memory of 1668	2996	mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe	96
PID 2996 wrote to memory of 620	2996	mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe	97

C:\Users\Admin\AppData\Local\Temp\2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-07-22_83b3a948151084b094c364690dede2bd_elex_wannacry.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe
  C:\Windows\mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2996
- - C:\Windows\m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe
    C:\Windows\m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1668
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c del C:\Windows\MF5DEE~1.EXE > nul
    3⤵
    - Executes a command shell one-liner
    - System Location Discovery: System Language Discovery
    PID:620
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c del C:\Users\Admin\AppData\Local\Temp\2026-0~1.EXE > nul
  2⤵
  - Executes a command shell one-liner
  - System Location Discovery: System Language Discovery
  PID:1740

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

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe

Path C:\Windows\m3C999653m88A0r448axA5F2zDEFFEA89D4559.exe
Size 59KB
SHA256 9dac4ec2044d79c5ebadf728d366c1173db14aa50f4db66e2487edb4ea38805e
MD5 09d28ee6d12eaa801c44932aff363eab
SHA1 fa567d67dd1ea66c7033cb2c91bd9a3e773a3456
SHA512 8d46abd3756b5e9224233ffa3f833b023ca0fc1d1a68f19e8cdc07af835c3a8d5a096434c56d07891c257144bfe5e76a1e899fed54e7c6cb2ba85b4cc39ac106
SSDEEP 384:MbLwOs8AHsc4sMfwhKQLro14/Clsrnu5WcnfBYRu:Mvw9816vhKQLro14/QQ2fBOu
TLSH
T19A433A430FDD5CF2FB810175087E8B7986BB59E4C25FBECBAB50CC584836691E83A50A
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe

Path C:\Windows\mF5DEE36DmFC21r4b7bxB217z6B599D6471289.exe
Size 59KB
SHA256 32320f648b905309741b79abf685c6ae0adecfb0aa739f27b23c360c810a7a83
MD5 aff39a157a5413105f2897095f81a07f
SHA1 66c4060e72d8116983c8000e097963e5809ffad8
SHA512 e61ea9a296b47697b405ac2732072992abffb2e60582d8dcf170c31cad6f464bf32b5446f434229a3087098a3fe84cd416cf687eaebe50b11b51f82a26b02a81
SSDEEP 384:MbLwOs8AHsc4sMfwhKQLroE4/Clsrnu5WcnfBYRu:Mvw9816vhKQLroE4/QQ2fBOu
TLSH
T18E434A430FDD5CF2FB810175087E8B7986BB59D4C25FBE8BAB50CC584836691E83A50A
MD5 SHA1 SHA512 SSDEEP TLSH