a5842022346f5462ac01832c3b84e8bed1c15603ec2086dc64f79491593e8319

Analysis

max time kernel
134s
max time network
147s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
15/08/2023, 18:04

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General

Target

ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe
Size

31KB
MD5

ffb062f9d6c4cfe3e54b87f9366e1ec7
SHA1

93be1646893514f175a553ada2716be95a0417bd
SHA256

a5842022346f5462ac01832c3b84e8bed1c15603ec2086dc64f79491593e8319
SHA512

4d77dae299cb5517e7f83ac50f49af34fab0b6d01d92d7e6aabbd3aa28fbd5429e7bd8599f876ccd5a38d052adbe619f049f3237ed3486722a481df395982371
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjIm8lG:ZzFbxmLPWQMOtEvwDpj38lG

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2172	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2760	ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.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 2760 wrote to memory of 2172	2760	ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe	28
PID 2760 wrote to memory of 2172	2760	ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe	28
PID 2760 wrote to memory of 2172	2760	ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe	28
PID 2760 wrote to memory of 2172	2760	ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe	28

C:\Users\Admin\AppData\Local\Temp\ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe
"C:\Users\Admin\AppData\Local\Temp\ffb062f9d6c4cfe3e54b87f9366e1ec7_cryptolocker_JC.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2760
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2172

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
31KB

MD5
49f917a4c47ec477f96828afe68f9995

SHA1
c6a0a98315c9d201448160ad21217ea35b196762

SHA256
85db3edec9847afcb8fd54cd704b4a54e8cf23b9b5d21b1e3273f1041f28ba98

SHA512
b3113327c0e15235828a34cb96ed4d5090515cece4bad532c288c8dd833b44552c1744d5ab136fb9fb0dbe6f7f69ceb7f520462067c280e6ae02b778b7461d3a

Download Submit
C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
31KB

MD5
49f917a4c47ec477f96828afe68f9995

SHA1
c6a0a98315c9d201448160ad21217ea35b196762

SHA256
85db3edec9847afcb8fd54cd704b4a54e8cf23b9b5d21b1e3273f1041f28ba98

SHA512
b3113327c0e15235828a34cb96ed4d5090515cece4bad532c288c8dd833b44552c1744d5ab136fb9fb0dbe6f7f69ceb7f520462067c280e6ae02b778b7461d3a

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

Filesize
31KB

MD5
49f917a4c47ec477f96828afe68f9995

SHA1
c6a0a98315c9d201448160ad21217ea35b196762

SHA256
85db3edec9847afcb8fd54cd704b4a54e8cf23b9b5d21b1e3273f1041f28ba98

SHA512
b3113327c0e15235828a34cb96ed4d5090515cece4bad532c288c8dd833b44552c1744d5ab136fb9fb0dbe6f7f69ceb7f520462067c280e6ae02b778b7461d3a

Download Submit
memory/2172-70-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/2172-69-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2760-54-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2760-55-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2760-56-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download