56d486ef38a4252955717cdad509bfea6537610c53114bbd1a7f3b7980c45450

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
11/05/2024, 16:53

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General

Target

2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe
Size

41KB
MD5

adf852bf676a6eb47a48b22b6b13a46e
SHA1

8e9566ae6f05ae90150a97424f4ebb2b0d8dee81
SHA256

56d486ef38a4252955717cdad509bfea6537610c53114bbd1a7f3b7980c45450
SHA512

3f111cb633d326331800b635d55a8dc3afbc2fb4fa1269647288150cb50aec105292ccba754969171ac54e4dfbe471803dce336e395e521c9afacc2cb30bc6fd
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLeJAsKuDb7xZ:ZzFbxmLPWQMOtEvwDpjLeJAsKcb7/

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000d00000001228a-11.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
3000	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2068	2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_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 2068 wrote to memory of 3000	2068	2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe	28
PID 2068 wrote to memory of 3000	2068	2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe	28
PID 2068 wrote to memory of 3000	2068	2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe	28
PID 2068 wrote to memory of 3000	2068	2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-11_adf852bf676a6eb47a48b22b6b13a46e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:3000

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
41KB

MD5
2fcd12f6f713f157629a3ba380ff3862

SHA1
e1839aeecc1d6f1b7843198f171a31adb0caecdf

SHA256
9649bb903bbdbfe43ab2352a9268a4997d87a321ee1eca1fcab9d912f4e0a642

SHA512
1721f2cd7e3f839f0ad45db2fd24e52c6562d820d47fc46677d2957531141e96a05db82c38c815e3070680d69e9bb4a5ea73d1c492ead66bcc596fc87edb0154

Download Submit
memory/2068-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2068-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2068-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2068-8-0x0000000000230000-0x0000000000236000-memory.dmp

Filesize
24KB

Download
memory/3000-16-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/3000-24-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/3000-23-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download