14a57f6b8b643a62a52d76498dd39e7151fa18483cf9b43e12a99913afb2f0d8

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
09/03/2024, 04:58

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General

Target

2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe
Size

49KB
MD5

e0a6877f93e1f1dc7b1eb0df0c180b26
SHA1

3e962d624a317d9425ffa1de4418e6c3667d03d9
SHA256

14a57f6b8b643a62a52d76498dd39e7151fa18483cf9b43e12a99913afb2f0d8
SHA512

a9109339149d5df23f2834f6dba6da7c94f9d5a651e5941647db9ff0119dea7a98e7ef2f68860771fbc68225892cdf62e9d9173205d8839d61b379de4fee5425
SSDEEP

768:X6LsoEEeegiZPvEhHSG+gp/BtOOtEvwDpjBVaD3E09vx1+V:X6QFElP6n+gJBMOtEvwDpjBtExIV

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012255-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012255-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2336	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2936	2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_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 2936 wrote to memory of 2336	2936	2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe	28
PID 2936 wrote to memory of 2336	2936	2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe	28
PID 2936 wrote to memory of 2336	2936	2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe	28
PID 2936 wrote to memory of 2336	2936	2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-03-09_e0a6877f93e1f1dc7b1eb0df0c180b26_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2936
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2336

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\asih.exe

Filesize
50KB

MD5
c8ea252301231f71a65049200f9e1fe1

SHA1
69411d2dff4f270ae4c9f27f2d51c8e4a0500cfd

SHA256
1b97888e7c58186670fd4ec0ed23c369cb23c3a209295b8bdaf0b92a776cdc7e

SHA512
02249862d59a24bab4b0bc9cd057a73a8acd7dd5a13e16318be0539d7c70597012d051243586c94471793a0056c84b9f2c9f9e803dabad750f5c19dd50cdfe9c

Download Submit
memory/2336-15-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2336-22-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/2936-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2936-1-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2936-8-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download