d71f88fea8c7f5474499989d5b961e341bb2bd4e78e9ce44a0e97a3e45e27247

Analysis

max time kernel
150s
max time network
156s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
14/05/2024, 23:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe
Size

32KB
MD5

e6e72c80d6577dff45ce416e5ed2d9cd
SHA1

8a4978ccf08e67d19936c2bfd78c1db16276d649
SHA256

d71f88fea8c7f5474499989d5b961e341bb2bd4e78e9ce44a0e97a3e45e27247
SHA512

dcda5a8e3abbe1e3ea862c96cd4990b4a4ff3c0d465273574dc4b6030040deded3785c3fc849097d763ce6c3049a1ffa020cdcc58f7a622db3d9002ae1b1fd8d
SSDEEP

384:bA74uGLLQRcsdeQ72ngEr4K7YmE8j60nrlwfjDUr766SJ5STV9Zo/CJW:bA74zYcgT/Ekd0ryfjQRSnWV9i/D

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000d000000014698-13.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
3024	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2904	2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_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 2904 wrote to memory of 3024	2904	2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe	28
PID 2904 wrote to memory of 3024	2904	2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe	28
PID 2904 wrote to memory of 3024	2904	2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe	28
PID 2904 wrote to memory of 3024	2904	2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-14_e6e72c80d6577dff45ce416e5ed2d9cd_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:3024

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\hasfj.exe

Filesize
32KB

MD5
1019677f4c924d11df21c9f9720ab752

SHA1
c05135496be14eb52665bd6d668296f6fe1e9420

SHA256
51884dfa57fd876ebca314fc8114e4a09bd4ad99b90afd8e271531457fea72f4

SHA512
c02dbf159ab933454e1c1eeb0812c54caedfdf4f9067888f680576f5798bc362933c40b0f124973cd786ada7cdf0c5c08bc1893dcc520030f1910d9ae69edf24

Download Submit
memory/2904-0-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2904-8-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2904-1-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/3024-15-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/3024-22-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download