5fb10cf73a1e1e6454be8e70a2862dd93e0c2e7c63c88fbc6e21a5c8698e975f

Analysis

max time kernel
2s
max time network
7s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 00:01

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General

Target

2024-02-13_014d0b4e91851d2f3660ab843f825418_cryptolocker.exe
Size

87KB
MD5

014d0b4e91851d2f3660ab843f825418
SHA1

8ea78c9e27a8634a81433c724d9f3ae6a2b9fce7
SHA256

5fb10cf73a1e1e6454be8e70a2862dd93e0c2e7c63c88fbc6e21a5c8698e975f
SHA512

16294e3e16b177167d1b81f6e878961046910df8d31d1b08cff48240857c053c426f0a52c2f00ba26debe85612ba7bb338999c0db601721e8a66a50cd7df0ea1
SSDEEP

768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIgtIbR:qkmnpomddpMOtEvwDpjJGYQbN/PKwMg2

Score

9^/10

upx

Malware Config

Signatures

Detection of CryptoLocker Variants 2 IoCs

resource	yara_rule
behavioral2/memory/4708-0-0x0000000000500000-0x000000000050F000-memory.dmp	CryptoLocker_rule2
behavioral2/files/0x0006000000023217-13.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 2 IoCs

resource	yara_rule
behavioral2/memory/4708-0-0x0000000000500000-0x000000000050F000-memory.dmp	CryptoLocker_set1
behavioral2/files/0x0006000000023217-13.dat	CryptoLocker_set1

UPX dump on OEP (original entry point) 2 IoCs

resource	yara_rule
behavioral2/memory/4708-0-0x0000000000500000-0x000000000050F000-memory.dmp	UPX
behavioral2/files/0x0006000000023217-13.dat	UPX

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4708-0-0x0000000000500000-0x000000000050F000-memory.dmp	upx
behavioral2/files/0x0006000000023217-13.dat	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\2024-02-13_014d0b4e91851d2f3660ab843f825418_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-13_014d0b4e91851d2f3660ab843f825418_cryptolocker.exe"
1⤵
PID:4708
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  PID:3728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
87KB

MD5
e710f7a1d7ca1e95d0d01a7355f5c635

SHA1
697d4cc2ae95e73cfef821617ab8a963f76cfa7f

SHA256
92e37ec163e64dab206764d1abcd11cfc2ae8f48f737bacbf5103410f1eb7a53

SHA512
e5df9ed933681e0084235d34d03fb6f2bcd41f680b4122fb047125fb84b95881eb0327d77026940d62a79a7b7edb72643158aaa4944acf752823edb5bcafede9

Download Submit
memory/4708-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/4708-1-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/4708-2-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/4708-3-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download