23eeb596f196aa3b8879d17bd297ff3ea05d58cb3dd86481c005bcf42d4e641a

Analysis

max time kernel
145s
max time network
150s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 12:05

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General

Target

2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe
Size

37KB
MD5

0990f811f6665ede2417314261da5661
SHA1

eb74de5ffdbd35f463b4c71ad79aa4678f52ca41
SHA256

23eeb596f196aa3b8879d17bd297ff3ea05d58cb3dd86481c005bcf42d4e641a
SHA512

52129e82e29efb89e0cde034edcd4b35ff10b8bbb2b9d31a3ad86894872a5a2cf857a2dcfef0fcb62435d4c1633d38670f387eb5655ed72c98166a55a8ea4314
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLenQLL:ZzFbxmLPWQMOtEvwDpjLeUL

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2696	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
3000	2024-01-06_0990f811f6665ede2417314261da5661_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 3000 wrote to memory of 2696	3000	2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe	28
PID 3000 wrote to memory of 2696	3000	2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe	28
PID 3000 wrote to memory of 2696	3000	2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe	28
PID 3000 wrote to memory of 2696	3000	2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-06_0990f811f6665ede2417314261da5661_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3000
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2696

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
37KB

MD5
f5a8de0f70cd5102e7029d4f2852a410

SHA1
d4c4ae900edc0733632f3a0b6ac5414433834c23

SHA256
a8f8ba9d8953007fd1923769454d4672fc120686c0817d06e55634a3174db3d8

SHA512
dacdc21f2b1f293194da43bf07190db65525631652458c8ad93251a2c890cbff67a7cc9aa501bea257005779333631e09dd71f25af727fb7c45b039384da4674

Download Submit
memory/2696-16-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2696-15-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3000-0-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/3000-2-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/3000-1-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download