5c6c1545f801fe1e5e74f2bf1b342e09cdae6d28acd9cbd29798116ce98533f5

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
24/05/2024, 04:46

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General

Target

2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe
Size

37KB
MD5

db27bf1a2f547ee321e5f977c10f5d69
SHA1

60d725b9730627a87199ced3714d35762a02fd93
SHA256

5c6c1545f801fe1e5e74f2bf1b342e09cdae6d28acd9cbd29798116ce98533f5
SHA512

62198c44c84133182273bc5d0cb655c09b47c5651cda9b1d1ff59c43cacc0ed01b8bf4c95014d02d698fed9570a32a69de17c490d1c0ea713c15417ee86548c6
SSDEEP

768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+4G:fT+hsMQMOtEvwDpjoIHG

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000015c4c-13.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000c000000015c4c-13.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2004	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2896	2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_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 2896 wrote to memory of 2004	2896	2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe	28
PID 2896 wrote to memory of 2004	2896	2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe	28
PID 2896 wrote to memory of 2004	2896	2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe	28
PID 2896 wrote to memory of 2004	2896	2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-05-24_db27bf1a2f547ee321e5f977c10f5d69_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2896
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2004

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
37KB

MD5
4cf95abd66fc80736feec46f8a747f07

SHA1
8c5eb172460b505fea7a7563242c668381f70a45

SHA256
889e2a8349d4b14761527473d008c4e372140c2cab2b7d99390ef14901cba9af

SHA512
312306ba3cc465986153de5d0bfb2c0f92d924b74da54bc966ecb23b67b946fec4be3d2f60fa0837e6dd38de668eaac83898a3a1bb3d7b57f9530d68d6986bd7

Download Submit
memory/2004-15-0x0000000000470000-0x0000000000476000-memory.dmp

Filesize
24KB

Download
memory/2004-22-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2896-0-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download
memory/2896-1-0x0000000000520000-0x0000000000526000-memory.dmp

Filesize
24KB

Download
memory/2896-8-0x00000000004D0000-0x00000000004D6000-memory.dmp

Filesize
24KB

Download