f11dd33bbf15d8442e41145fea956e474f068653a9102ebce43adb18fc1d47c3

Analysis

max time kernel
148s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260911-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
02/11/2026, 14:29

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General

Target
2026-11-01_94c1b4628879e44d7d2c5e6076e4fe19_coinminer_cryptolocker_elex.exe
Size 196KB
Sample261102-rtx9wscy3j
SHA256 f11dd33bbf15d8442e41145fea956e474f068653a9102ebce43adb18fc1d47c3
MD5 94c1b4628879e44d7d2c5e6076e4fe19
SHA1 a06219be095f64554e38f56a5cf3b7af0c705388
SHA512 4a4449913973ef2a5944eaf73d0e4a3c62169b0c474354cf17e3c3cf35e822830799dc454478909587ee91c05bd9d2e8fdbd4b680658708a23ef69d97d4569f5
SSDEEP 3072:S6x6a+8cSEOtEvwDpjj6x6a+sSEOtEvwDpj:S6x6h8cg6x6hs
TLSH
T13C145BB3AA854C46CC832B7089BFCA13A24BBE6D127446C6754C361ADF32149E725D9F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral2/memory/1644-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/memory/1644-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_set1

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/memory/1644-0-0x0000000000500000-0x0000000000531000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1644-0-0x0000000000500000-0x0000000000531000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4872	1644	WerFault.exe	87

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	2026-11-01_94c1b4628879e44d7d2c5e6076e4fe19_coinminer_cryptolocker_elex.exe

C:\Users\Admin\AppData\Local\Temp\2026-11-01_94c1b4628879e44d7d2c5e6076e4fe19_coinminer_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-11-01_94c1b4628879e44d7d2c5e6076e4fe19_coinminer_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1644
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1644 -s 256
  2⤵
  - Program crash
  PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 388 -p 1644 -ip 1644
1⤵
PID:2364

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/1644-0-0x0000000000500000-0x0000000000531000-memory.dmp

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