da9306233d0368a86e318011a4b7ab254e707d5daf145f749b95450ad899892c

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
10/05/2024, 00:51

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General

Target

2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe
Size

40KB
MD5

cdcb69318a1db2a9c467f9f19723a7ca
SHA1

47637910518894292cba4068d232f461138e41c8
SHA256

da9306233d0368a86e318011a4b7ab254e707d5daf145f749b95450ad899892c
SHA512

de7483d23d1d9c10ca25ad792f260a19d47ff9d991048d2c92c13f21dcfc5b583cb3648a39416fbef8c7709368532b310654780420efe602d5fcf7367d0d5d3f
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLeJAsKuD+L:ZzFbxmLPWQMOtEvwDpjLeJAsKcq

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000a0000000122ec-11.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2188	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
3056	2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_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 3056 wrote to memory of 2188	3056	2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe	28
PID 3056 wrote to memory of 2188	3056	2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe	28
PID 3056 wrote to memory of 2188	3056	2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe	28
PID 3056 wrote to memory of 2188	3056	2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-10_cdcb69318a1db2a9c467f9f19723a7ca_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3056
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2188

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
40KB

MD5
7fb5fb430baebccc428adc08e597b30f

SHA1
123586601254344dbe25af76abfeb602b09d8c2e

SHA256
b43fe860a021bfc9d6246ef7aaf1fb129fb88e59fc8b4ab0e9e752b5eba47b7a

SHA512
ed1c82f83a657ed079c3fd0b649edcf9372fd5bbd143534d8015b7c7831d88374e6d0c7ff79b7fb8506ae8f9aaaa7bebebf637454ef188345dfa7ea721cd4048

Download Submit
memory/2188-16-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2188-24-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2188-23-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/2188-25-0x00000000001C0000-0x00000000001C6000-memory.dmp

Filesize
24KB

Download
memory/3056-0-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/3056-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/3056-8-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/3056-2-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download