6586c54421f9f74091fd1d6a860599206ff93c53ad15fdbef8156c80f4df0302

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
04/01/2024, 15:14

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General

Target

2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe
Size

44KB
MD5

38224bf3d84c25096a0af801b2e80865
SHA1

b4186a7efc90ac729a935e6489c944594690837d
SHA256

6586c54421f9f74091fd1d6a860599206ff93c53ad15fdbef8156c80f4df0302
SHA512

cfde2293050a177a32454c23e11b4b6f12e756e45b2ce864c6e68c0f0007b7e30f5c5f9cf3f646b00470fec4968c6e172bd9599e87ec5aa1a6659d2c6487f000
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4/Uth8igNrr46xdUUv:vj+jsMQMOtEvwDpj5Hczer5i8

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2788	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2784	2024-01-03_38224bf3d84c25096a0af801b2e80865_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 2784 wrote to memory of 2788	2784	2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe	16
PID 2784 wrote to memory of 2788	2784	2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe	16
PID 2784 wrote to memory of 2788	2784	2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe	16
PID 2784 wrote to memory of 2788	2784	2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe	16

C:\Users\Admin\AppData\Local\Temp\misid.exe
"C:\Users\Admin\AppData\Local\Temp\misid.exe"
1⤵
- Executes dropped EXE
PID:2788

C:\Users\Admin\AppData\Local\Temp\2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-03_38224bf3d84c25096a0af801b2e80865_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2784

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\misid.exe

Filesize
44KB

MD5
05b3ff3434dfbcbe1c93d0e4d443453f

SHA1
e02df32f6b8bd2071f5321bdd8d5fa6eddc909b1

SHA256
54c56667c0b686590acb6ffb1acadf801988f113b56f8b029735e880a171ac17

SHA512
d83d4b2d6ee51b29d1154b79fe2b98fbd934f42db7af4128439c39527d3b6eb5c3829a7e5053f6dfad4359d3ece62181cff9db0aba8331d71c29eb733ca0ff6c

Download Submit
memory/2784-1-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/2784-8-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2784-0-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2788-22-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/2788-15-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download