23c40bb13e02f4220907f2eff9457f6196338c14a57c8a253c55af3d7e0bdde1

Analysis

max time kernel
149s
max time network
150s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
24/05/2024, 05:29

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General

Target

2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe
Size

38KB
MD5

60cafffcde47545c269b9b99503346f0
SHA1

7747343dd97ab74ad7e666d9f1e4a385e54d897c
SHA256

23c40bb13e02f4220907f2eff9457f6196338c14a57c8a253c55af3d7e0bdde1
SHA512

1e43873c6b99511305413275d5d986d3bfe28a2623377f85bdbabf9dd4bbc34cc49473cffc380f8e9772b8dbb41f3314de9a168eb9aad0a50657dca21b24eb41
SSDEEP

768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4U:fT+hsMQMOtEvwDpjoIHU

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000015cff-13.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000b000000015cff-13.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2588	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2164	2024-05-24_60cafffcde47545c269b9b99503346f0_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 2164 wrote to memory of 2588	2164	2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe	28
PID 2164 wrote to memory of 2588	2164	2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe	28
PID 2164 wrote to memory of 2588	2164	2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe	28
PID 2164 wrote to memory of 2588	2164	2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-24_60cafffcde47545c269b9b99503346f0_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2164
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2588

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

C:\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
38KB

MD5
aa6cf139dff405e4f7c87c55b504c710

SHA1
f75363e27611956e6339bda9da99bc2b6d050ec9

SHA256
1c503e3150264daaabc5564809e31a92c3a800032d5f9e69af20880eeb346f16

SHA512
8579b0aeba0901d9d95d74f07cc9d567aa0c016da66c74c218f6c3975e489816141082e477ed793381b126373671aade74020832369b2a5535adc24dec1ce112

Download Submit
memory/2164-0-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2164-1-0x0000000000360000-0x0000000000366000-memory.dmp

Filesize
24KB

Download
memory/2164-8-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2588-15-0x00000000004C0000-0x00000000004C6000-memory.dmp

Filesize
24KB

Download
memory/2588-22-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download