bb3e53e7aea944d0e1b08a34e09c78e0a27ec9fa052e0b941b8abcd4cd3aeba1

Analysis

max time kernel
0s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
29-03-2024 15:44

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General

Target

2024-03-29_e38be551ebfa801ae91cc18293d3c6f9_cryptolocker.exe
Size

40KB
MD5

e38be551ebfa801ae91cc18293d3c6f9
SHA1

ee9ac2ca7644537c4fddab7de7d053bbe556a73f
SHA256

bb3e53e7aea944d0e1b08a34e09c78e0a27ec9fa052e0b941b8abcd4cd3aeba1
SHA512

438e5d8801270e46a1828423c661beecab6dc7bbb9a9d7f58837030b57c029902d1d255408b653a3beb34480a164b4025fcc79af1a783063ed6eef22189bb0a3
SSDEEP

768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAy:bCDOw9aMDooc+vAy

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 4 IoCs

resource	yara_rule
behavioral2/memory/4664-0-0x0000000008000000-0x000000000800A000-memory.dmp	CryptoLocker_rule2
behavioral2/files/0x0014000000023158-13.dat	CryptoLocker_rule2
behavioral2/memory/4664-18-0x0000000008000000-0x000000000800A000-memory.dmp	CryptoLocker_rule2
behavioral2/memory/4284-17-0x0000000008000000-0x000000000800A000-memory.dmp	CryptoLocker_rule2

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\2024-03-29_e38be551ebfa801ae91cc18293d3c6f9_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-29_e38be551ebfa801ae91cc18293d3c6f9_cryptolocker.exe"
1⤵
PID:4664
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  PID:4284

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\lossy.exe

Filesize
40KB

MD5
7ae1ed966ddb0bb1f06e5da60b79e81e

SHA1
dd9d7fe1b97991f5362c2fdd2998e811570410b4

SHA256
31f4dfceb6991df801fefbf2f2e13bb322ccfd6abacf9c8cf748b78026a3798e

SHA512
a25347538bfff59919b26919986d3e6a2e240659784cafa5ebb030e3b732ce63004c8029f48c5372d22ab8f9b4498dfc875f5b4d8c93b8dff3ace87a65e79401

Download Submit
memory/4284-17-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/4664-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/4664-1-0x00000000020C0000-0x00000000020C6000-memory.dmp

Filesize
24KB

Download
memory/4664-2-0x00000000020C0000-0x00000000020C6000-memory.dmp

Filesize
24KB

Download
memory/4664-3-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/4664-18-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download