0a1fb6c2172295401436c3fb916cef4e20b021ed91c39f6c8b314ddcb6763b33

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
09/06/2024, 01:17

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General

Target

2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe
Size

44KB
MD5

cbac7046bed7eedd9d5d090ed03d427e
SHA1

bd2a8da385766314b4a727e8e97685f233f27e71
SHA256

0a1fb6c2172295401436c3fb916cef4e20b021ed91c39f6c8b314ddcb6763b33
SHA512

e5c802407a5bb5e41043df94e8204dc2e5722949cabd7964ebf7bb86caebcf13c5ec2e70b13c7ed87f35c3b5227ff5398868fce9b695b355a2b06d35aa4ee0af
SSDEEP

768:vQz7yVEhs9+js1SQtOOtEvwDpjz9+4REL+cc66TcuS:vj+jsMQMOtEvwDpj5HW5scuS

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000d000000012333-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000d000000012333-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
1788	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
912	2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_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 912 wrote to memory of 1788	912	2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe	28
PID 912 wrote to memory of 1788	912	2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe	28
PID 912 wrote to memory of 1788	912	2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe	28
PID 912 wrote to memory of 1788	912	2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-09_cbac7046bed7eedd9d5d090ed03d427e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:912
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:1788

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
45KB

MD5
bc395bb0edf23054c3404d91e1d9beb7

SHA1
be28647574b0bd9cd579d9bb9ae4f6488dbb5f92

SHA256
3ed12ca8786b3a9eb459ee59c9b6f6caf0d11cafc2f0260438de8cb2afaa04a2

SHA512
ae37c72698a4ef03b75065e8c082a6ee2ca2998ea107af65c736e4bf4efca28ee87210139657188f3ce1a0bc3f2fbe489ae3563b2a93fba4b96e13f6e0997032

Download Submit
memory/912-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/912-1-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/912-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/1788-22-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/1788-15-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download