642c97999ff696e1b67be827165eb9e8b3ebc4d7d0e6259ed68322c1a6740f7a

Analysis

max time kernel
150s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
08/08/2026, 15:55

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General

Target
2026-08-08_7b8056dd7cba33b6f46c05bf4ee1899a_elex_wannacry.exe
Size 1.1MB
Sample260808-tcq6cstybt
SHA256 642c97999ff696e1b67be827165eb9e8b3ebc4d7d0e6259ed68322c1a6740f7a
MD5 7b8056dd7cba33b6f46c05bf4ee1899a
SHA1 83803acd9f170a4e1131c1765a3f3974748d9ee8
SHA512 4a318cb79bfe7cb3f3b8d73f9b0099972f89c1a5648568fee2cdd4067b7c0dbb78d562ff91cfa23baa00f17311495e17ee0ea8fe0658313b6ead10a2edc80a74
SSDEEP 24576:99C0XrUMFDsTB6vGPG2LW+P+mzRe+rYsVbjtbgH0DR:99C0Xgfe2DRe+rZVbjtbgHeR
TLSH
T1CD352338F20399B1E06959720AD98C906B7671714CB56017E788DAAB7E7DFD2F03A381
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4376-0-0x0000000000400000-0x0000000000431000-memory.dmp	UPX
behavioral2/memory/4376-1-0x0000000000400000-0x0000000000431000-memory.dmp	UPX

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4376-0-0x0000000000400000-0x0000000000431000-memory.dmp	upx
behavioral2/memory/4376-1-0x0000000000400000-0x0000000000431000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4368	4376	WerFault.exe	88

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2026-08-08_7b8056dd7cba33b6f46c05bf4ee1899a_elex_wannacry.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-08_7b8056dd7cba33b6f46c05bf4ee1899a_elex_wannacry.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-08_7b8056dd7cba33b6f46c05bf4ee1899a_elex_wannacry.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:4376
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4376 -s 452
  2⤵
  - Program crash
  PID:4368

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4376 -ip 4376
1⤵
PID:5044

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4376-0-0x0000000000400000-0x0000000000431000-memory.dmp

Download

memory/4376-1-0x0000000000400000-0x0000000000431000-memory.dmp