aa85f59146d5e8fcd6eaceeb09b87792f4c4795c2da35913c43e46a2f44e7e7d

Analysis

max time kernel
150s
max time network
171s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12-01-2024 05:54

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General

Target

2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe
Size

39KB
MD5

0c2d6c900ada2d5ad67857c92ae1fadd
SHA1

7e712b2b4e9ccae4765e63cf91e26a0cec8a3adf
SHA256

aa85f59146d5e8fcd6eaceeb09b87792f4c4795c2da35913c43e46a2f44e7e7d
SHA512

16c81ec24b2bf5efbb341be87b4caa6fa2107b3230880354e236ee1997b9c2d55602368c25a71d1efcdd21eac9ecd9c3cc3a339b67d8185455fc0467e8c5ab08
SSDEEP

384:60VkMq01bJ3wtEwPS8HLEh+Jagz+3be+26aIIcVRYpetOOtEvwDpjqIGRmdHzOOS:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqh6/U

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2624	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1940	2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_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 1940 wrote to memory of 2624	1940	2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe	28
PID 1940 wrote to memory of 2624	1940	2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe	28
PID 1940 wrote to memory of 2624	1940	2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe	28
PID 1940 wrote to memory of 2624	1940	2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_0c2d6c900ada2d5ad67857c92ae1fadd_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1940
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2624

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
39KB

MD5
8430be882d5e960498fbfa2e9b9f9924

SHA1
6e3d966a848e5cbcb353949aff595b3fc08239b1

SHA256
1465820c3470d9354d564c0d740d5f1df2d8aed7915a7c6bd63f65f808782050

SHA512
1b89a3f385888ff1f28a7c94ecdb8f6fd4225b44d59fb638d653e5f71b634ab571314f90590270d03d824e38ccc878c6260a0210bfc423170fd8c4699eb3b0a3

Download Submit
memory/1940-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1940-1-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1940-3-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/1940-2-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download
memory/1940-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2624-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2624-18-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2624-21-0x0000000000430000-0x0000000000436000-memory.dmp

Filesize
24KB

Download
memory/2624-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download