48521780c8a252afa92d65bfe30893b3f857246ad6c2898bbbdbba33780a2797

Analysis

max time kernel
150s
max time network
120s
platform
windows11-ltsc_2024_x64
resource
win11ltsc2024-20260709-en
resource tags

arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
submitted
01/08/2026, 02:50

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General

Target
2026-08-01_a859e1039e0a2aa9279a3dddd93ae0d1_coinminer_cryptolocker_elex.exe
Size 196KB
Sample260801-dbt8mavvb1
SHA256 48521780c8a252afa92d65bfe30893b3f857246ad6c2898bbbdbba33780a2797
MD5 a859e1039e0a2aa9279a3dddd93ae0d1
SHA1 ea09ea7e2f5b0bb1feef69c97f13d5491e84cf18
SHA512 ea9dd044a04cfcdd17ef3f066ec77373aafa2e30cb84019b07ad8f465805003fea1b66406c51faa0e3e984827ce3b5a19015c1572eaa8b23572e68f794a650a5
SSDEEP 3072:Z6x6a+8pdOOtEvwDpj16x6a+5dOOtEvwDpj:Z6x6h8pv6x6h5
TLSH
T1631449B3AA464D4BCC831B70997FC603E24BBE6A02B007C6754D361ADF72146E725D9B
MD5 SHA1 SHA512 SSDEEP TLSH

Score

9^/10

discovery upx

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral2/memory/2720-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral2/memory/2720-0-0x0000000000500000-0x0000000000531000-memory.dmp	CryptoLocker_set1

UPX dump on OEP (original entry point) 1 IoCs

resource	yara_rule
behavioral2/memory/2720-0-0x0000000000500000-0x0000000000531000-memory.dmp	UPX

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2720-0-0x0000000000500000-0x0000000000531000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3896	2720	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	2026-08-01_a859e1039e0a2aa9279a3dddd93ae0d1_coinminer_cryptolocker_elex.exe

C:\Users\Admin\AppData\Local\Temp\2026-08-01_a859e1039e0a2aa9279a3dddd93ae0d1_coinminer_cryptolocker_elex.exe
"C:\Users\Admin\AppData\Local\Temp\2026-08-01_a859e1039e0a2aa9279a3dddd93ae0d1_coinminer_cryptolocker_elex.exe"
1⤵
- System Location Discovery: System Language Discovery
PID:2720
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2720 -s 256
  2⤵
  - Program crash
  PID:3896

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2720 -ip 2720
1⤵
PID:4488

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/2720-0-0x0000000000500000-0x0000000000531000-memory.dmp

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