067dc8d9e24852e955d7c1794074bb5ce287ae3d7c7f9b9802f1c9892872f122

Analysis

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

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17/05/2024, 00:24

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General

Target

2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe
Size

37KB
MD5

2f2ce7ef890a07e74f69b2a8d7dea761
SHA1

1d455cbdfdbe1aa3e7b9230dac8266f54781e0de
SHA256

067dc8d9e24852e955d7c1794074bb5ce287ae3d7c7f9b9802f1c9892872f122
SHA512

5662ef7de5fa8b32368b405c50b4b18af1a38b6a56cffea1a763c1c5b17c11a0a3de29ca87c309797522038824efbafa74c31b9dc7531c05b7407cb292bed617
SSDEEP

768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4qOb:fT+hsMQMOtEvwDpjoIHh

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000013413-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000013413-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
3068	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2168	2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_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 2168 wrote to memory of 3068	2168	2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe	28
PID 2168 wrote to memory of 3068	2168	2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe	28
PID 2168 wrote to memory of 3068	2168	2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe	28
PID 2168 wrote to memory of 3068	2168	2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-17_2f2ce7ef890a07e74f69b2a8d7dea761_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2168
- 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
37KB

MD5
c606ef6c9e8a937cbc440f02a25dc51b

SHA1
9426d7ec4b222d210682f323635d89fe9fea5ec0

SHA256
520e75d57c887f9766c9c2757c1667a61eaad54f7150e3c42d276e939f5a70a2

SHA512
a018fcdf806820d2002bb052932e598383c323f9bd0c18b12084ddb30d3f5960efc7c5cea5879903fef527f8deff9faeaa52e7fdd35d55fb988ba65ca90410ca

Download Submit
memory/2168-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2168-1-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2168-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/3068-15-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/3068-22-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download