a6df4fac9c8d9b0e0475df0d11108de3f63045755b46f07e608218f43c403be5

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
01/05/2024, 04:12

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General

Target

2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe
Size

54KB
MD5

53978a65dd923d14e32f54b86e1fa7f5
SHA1

b42629f4a943603d143c36d2c2d44ff0355bdb8d
SHA256

a6df4fac9c8d9b0e0475df0d11108de3f63045755b46f07e608218f43c403be5
SHA512

5a74691cf11afcc3310428948c1ab8e24ae2a6fe5ec3295db5cc75a323eb40fbb035e3860e4b77270f591eeebd4d3707cf2d1e6e88c63bc9542b7d615c676a9e
SSDEEP

1536:ZzFbxmLPWQMOtEvwDpj386Sj/WprgJN6tZdO5Uja:ZVxkGOtEvwDpjc3

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000014fe1-10.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2684	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2812	2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 2684	2812	2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe	28
PID 2812 wrote to memory of 2684	2812	2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe	28
PID 2812 wrote to memory of 2684	2812	2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe	28
PID 2812 wrote to memory of 2684	2812	2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-01_53978a65dd923d14e32f54b86e1fa7f5_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2812
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2684

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

\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
54KB

MD5
089e7c07f1c474cf073f89b6f9910dc0

SHA1
6abd7e4d92782dab9261d9a4d11ffad138e4cd1d

SHA256
ec0be5458bebdf820c55a288ed10f6ad710ddfa7f62e34c6e01c8faf7dcbaebe

SHA512
fb4c9dad56801fa2f8733c88359afc4b37e192bd344d594fb45b7ec75c77c125a7050e3e55c83d18bc0c8ca5c992ed5ab9da8b16c7e385bbaa0d61aa560b23cf

Download Submit
memory/2684-14-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2684-23-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2812-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2812-1-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2812-8-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download