Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
19/07/2026, 04:23
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe
Resource
win10v2004-20260513-en
5 signatures
150 seconds
General
- Target 2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe
- Size 48KB
- Sample260719-e1a2qabw6q
- SHA256 75f0e0f1d5afd679010f2d8bcba5adb144c33813acdc8a97cc0e424ad7ad4911
- MD5 74d89752116104855e0c343e1545f399
- SHA1 24b6f47c8a4e7532ae227aca557e5bd9149dfffc
- SHA512 4105d8d8b87c08e3100fb2cfcfc11e317417e943794a06674221e21db2f9743c677301966a19932075499d13346d7759e5b604fb75784136d0e088b1066f463e
- SSDEEP 768:blQ4h/PgAP7+iv9yieKu0CC2Hy+wfURRSe:xLhH9yieKJ56LvRL
- TLSH T17923CF01E9B98CE5D234C6B13ABB57368D7AF9274665920B1B54EE4DF83170A4E03F0E
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Custom signatureUPX dump on OEP (original entry point) 4 IoCs
resource yara_rule behavioral1/memory/4316-2-0x00000000005B0000-0x00000000005C5000-memory.dmp UPX behavioral1/memory/4316-3-0x00000000005B0000-0x00000000005C5000-memory.dmp UPX behavioral1/memory/4316-5-0x00000000005B0000-0x00000000005C5000-memory.dmp UPX behavioral1/memory/4316-22-0x00000000005B0000-0x00000000005C5000-memory.dmp UPX - Drops autorun.inf file 1 TTPs 4 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File created C:\autorun.inf 2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe File opened for modification C:\autorun.inf 2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe File created F:\autorun.inf 2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe File opened for modification F:\autorun.inf 2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe -
resource yara_rule behavioral1/memory/4316-2-0x00000000005B0000-0x00000000005C5000-memory.dmp upx behavioral1/memory/4316-3-0x00000000005B0000-0x00000000005C5000-memory.dmp upx behavioral1/memory/4316-5-0x00000000005B0000-0x00000000005C5000-memory.dmp upx behavioral1/memory/4316-22-0x00000000005B0000-0x00000000005C5000-memory.dmp upx - Program crash 1 IoCs
pid pid_target Process procid_target 1800 4316 WerFault.exe 86 - System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe"C:\Users\Admin\AppData\Local\Temp\2026-07-19_74d89752116104855e0c343e1545f399_elex_wannacry.exe"1⤵
- Drops autorun.inf file
- System Location Discovery: System Language Discovery
PID:4316 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4316 -s 4442⤵
- Program crash
PID:1800
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4316 -ip 43161⤵PID:4144