d4374168cc67e9e8b9e5a06826aaedc686b95568a6ec963f7793aec57923d36f

Analysis

max time kernel
148s
max time network
152s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
25/04/2024, 03:24

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General

Target

2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe
Size

34KB
MD5

0ab64549917dea515233bae1e370f3cb
SHA1

f111f9add6b822d021d89578ec5c4ad0f9ca0f9d
SHA256

d4374168cc67e9e8b9e5a06826aaedc686b95568a6ec963f7793aec57923d36f
SHA512

2b9fd7d730733edba50ab8db4875b6db88a01f7ac39b34cca565cd36ecc617f02a0fe380f3b280b4dc84a45f8ba0448ed74d296bd3c5f00d4c9f8db228cd3122
SSDEEP

768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4Jzd:fT+hsMQMOtEvwDpjoIHJzd

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000012329-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000012329-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
3032	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
3068	2024-04-25_0ab64549917dea515233bae1e370f3cb_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 3068 wrote to memory of 3032	3068	2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe	28
PID 3068 wrote to memory of 3032	3068	2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe	28
PID 3068 wrote to memory of 3032	3068	2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe	28
PID 3068 wrote to memory of 3032	3068	2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-25_0ab64549917dea515233bae1e370f3cb_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:3032

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
34KB

MD5
e0628f80b812298b8d5ac639a597f7b6

SHA1
51dbd783f85c134e412b12643f77ae59c8660c74

SHA256
f04e89870b5c583d8bccb1c30021edde35b0fb527d8cdc2eff53696a05d2ee4b

SHA512
22b8ffd921fd1ad0ba7cd25cf8878ba8bb4fd227fda81c0717b0e2dda3c641ee03468b9c53f53c8925a7c6fe9c14b2f89f9fb677892056afe7cfbfbbef6bb224

Download Submit
memory/3032-15-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/3032-17-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/3068-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/3068-2-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download