708ee3828eac4bf42d5aa5fd4c2c856c098dad183e174b29c63de0298240942c

Analysis

max time kernel
148s
max time network
128s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
26/08/2026, 08:20

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General

Target
2026-08-25_d04fe589cf359dc557f855a7f81fe4b9_coinminer_cryptolocker_elex.exe
Size 196KB
Sample260826-j8tk9asscv
SHA256 708ee3828eac4bf42d5aa5fd4c2c856c098dad183e174b29c63de0298240942c
MD5 d04fe589cf359dc557f855a7f81fe4b9
SHA1 d753e5e0974821df2faafedd2583253437c45bf6
SHA512 06f4919af20e0aa92d0499acf9d9b59582766c8738b4dc452263439f5d29f6d40dfc5783efb41597e559e015e169e4b88fe76a3dc3288784f838790035f4a449
SSDEEP 3072:E6x6a+8cSEOtEvwDpj96x6a+sSEOtEvwDpj:E6x6h8c+6x6hs
TLSH
T1B7145BB3AA854D46CC832B7088BFCA13A24BBE6D127446C6754C361ADF32149E725D9F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral2/memory/1856-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/memory/1856-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_set1

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/memory/1856-0-0x0000000000500000-0x0000000000531000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1856-0-0x0000000000500000-0x0000000000531000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5024	1856	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	2026-08-25_d04fe589cf359dc557f855a7f81fe4b9_coinminer_cryptolocker_elex.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-25_d04fe589cf359dc557f855a7f81fe4b9_coinminer_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-25_d04fe589cf359dc557f855a7f81fe4b9_coinminer_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:1856
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1856 -s 256
  2⤵
  - Program crash
  PID:5024

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1856 -ip 1856
1⤵
PID:1676

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/1856-0-0x0000000000500000-0x0000000000531000-memory.dmp

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