e73c6546b29d5f799befc6cd86fc2c117d9ba63412cb4047eb124544f5c08379

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
29/03/2024, 04:09

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General

Target

2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe
Size

38KB
MD5

e632091732acba42aa3ee02fd09016cf
SHA1

01a9098b8a86de1fa5fd311b88117ce96cc01f08
SHA256

e73c6546b29d5f799befc6cd86fc2c117d9ba63412cb4047eb124544f5c08379
SHA512

eaafa26f006a5c18b976ac7dcaf722e2b190b1423ae7517e9967576ebed4d5a14deae3ecd277027a8bc1be72e7652e0eb9e6bf3ac85658724ddb24b5eaf8365c
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLenRle:ZzFbxmLPWQMOtEvwDpjLeDe

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000b00000001224f-11.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
1432	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2192	2024-03-29_e632091732acba42aa3ee02fd09016cf_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 2192 wrote to memory of 1432	2192	2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe	28
PID 2192 wrote to memory of 1432	2192	2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe	28
PID 2192 wrote to memory of 1432	2192	2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe	28
PID 2192 wrote to memory of 1432	2192	2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-29_e632091732acba42aa3ee02fd09016cf_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2192
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1432

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
38KB

MD5
1b10942414ba90a5477de8d4d6a5e23f

SHA1
9aaa36b934dc47755968a111fbce07ff04744283

SHA256
cc41b2e0d04492d54344195827a3010d315ad10247c1e4816213a41f02ab89f3

SHA512
8986d34a53e3878d3fb3ea2f7cd58c0fc1ce6492db58d87deebb3984351fb5b4152b55c402f9f20167813ba60bfe007922740664dcf661e4bb637f1cde15c5fd

Download Submit
memory/1432-16-0x00000000004E0000-0x00000000004E6000-memory.dmp

Filesize
24KB

Download
memory/1432-23-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2192-1-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/2192-0-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download
memory/2192-2-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2192-9-0x0000000000440000-0x0000000000446000-memory.dmp

Filesize
24KB

Download