6e0e08f9b9f4f71918eecfda3a40c961044bea127beb56cdf7e039efe01eb9f3

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
05/06/2024, 03:31

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General

Target

2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe
Size

91KB
MD5

33ce0fb0947780f38a49ebb24fb6f1c5
SHA1

ad9d69c7c5d26df5fae532b683ac5c369519d562
SHA256

6e0e08f9b9f4f71918eecfda3a40c961044bea127beb56cdf7e039efe01eb9f3
SHA512

51cdafceabed3b1df8f14539276b8fd6437eb88feb828f86bb29cdb8f389f215f977da8ec7c795309b86376588a491356b014edba243041795c0b9815eceebc1
SSDEEP

1536:vj+jsMQMOtEvwDpj5H8u8rBN6nqEZNi1OkQoVr:vCjsIOtEvwDpj5H8zPsO

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012280-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000a000000012280-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
3068	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2284	2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_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 2284 wrote to memory of 3068	2284	2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe	28
PID 2284 wrote to memory of 3068	2284	2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe	28
PID 2284 wrote to memory of 3068	2284	2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe	28
PID 2284 wrote to memory of 3068	2284	2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-06-05_33ce0fb0947780f38a49ebb24fb6f1c5_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2284
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:3068

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
91KB

MD5
ec2338ff49c21f91225e170cba1d9c2e

SHA1
c760da043cc7a27116416fdfde7b8b78c374b3a6

SHA256
fe59aeb479db00e9e69033c7652da58997917b88ed2bf9494c311bfe2e7b8258

SHA512
aecf40c6d4943817262a970d4f1bd77709f619d94969a7722aea9620b1fb79bcb3877dadecada9e6cbf26994f85fd82b45fc58462b212d20241faf51ceb60d62

Download Submit
memory/2284-1-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2284-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2284-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3068-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/3068-22-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download