cf18625e1c37124c87134c224835d7437746e68298f0223eff8c46c5d1bd4d12

Analysis

max time kernel
148s
max time network
147s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
20/08/2026, 23:21

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General

Target
2026-08-20_c9d6d8ffa8eb71db98627a7c1f7b405d_coinminer_cryptolocker_elex.exe
Size 196KB
Sample260820-3cgrcsgc54
SHA256 cf18625e1c37124c87134c224835d7437746e68298f0223eff8c46c5d1bd4d12
MD5 c9d6d8ffa8eb71db98627a7c1f7b405d
SHA1 aee6bd62207c1ba181cd4be622ae2246349d2b11
SHA512 ccf102b4fd9a0728122c7ce64018bde34f6c206c41f9ff9771bd02fec1ea33453c04d2634df62836971777e238a8b00fd0816b07e75edffbde7b466dee43bc6b
SSDEEP 3072:T6x6a+8cSEOtEvwDpjD6x6a+sSEOtEvwDpj:T6x6h8cQ6x6hs
TLSH
T115145BB3AA854C46CC832B7088BFC613A24BBE6E127446C6754C361ADF32149E725D9E
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral2/memory/744-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/memory/744-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_set1

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/memory/744-0-0x0000000000500000-0x0000000000531000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/744-0-0x0000000000500000-0x0000000000531000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4176	744	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	2026-08-20_c9d6d8ffa8eb71db98627a7c1f7b405d_coinminer_cryptolocker_elex.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-20_c9d6d8ffa8eb71db98627a7c1f7b405d_coinminer_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-20_c9d6d8ffa8eb71db98627a7c1f7b405d_coinminer_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:744
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 256
  2⤵
  - Program crash
  PID:4176

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 744 -ip 744
1⤵
PID:2080

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/744-0-0x0000000000500000-0x0000000000531000-memory.dmp

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