f0e3a307b68a67238a654ad3883ffcd2b08f395dcde83ab0f6070e64f02d8d46

Analysis

max time kernel
148s
max time network
151s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22/02/2024, 06:57

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General

Target

2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe
Size

33KB
MD5

edf6f68ddeb427824af88aca47c2a575
SHA1

ce7e2f9cab183a6f194b02e22624f9f461d62935
SHA256

f0e3a307b68a67238a654ad3883ffcd2b08f395dcde83ab0f6070e64f02d8d46
SHA512

96ab2f4a073443f16d762533db4c75c0025bb42fa9c611c628935b0065a2f6650fa06c963cab0b588c8969411ae96b317e4c1e44dfb415cb82010d2fc2f7556e
SSDEEP

768:fTz7y3lhsT+hs1SQtOOtEvwDpjfAu9+47:fT+hsMQMOtEvwDpjoIH7

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000133c1-10.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x000c0000000133c1-10.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
3060	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2020	2024-02-22_edf6f68ddeb427824af88aca47c2a575_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 2020 wrote to memory of 3060	2020	2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe	28
PID 2020 wrote to memory of 3060	2020	2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe	28
PID 2020 wrote to memory of 3060	2020	2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe	28
PID 2020 wrote to memory of 3060	2020	2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-22_edf6f68ddeb427824af88aca47c2a575_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2020
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:3060

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
33KB

MD5
887ebdd343669b954914444396b88c06

SHA1
112a4aaaf8abf7dc42252b24236dc8e93f46f408

SHA256
ea628d38433e556ff2df7b1cda79cd67b664e14858b1beb4fde1c0838a82e2ce

SHA512
e365eaccdd8ef0a759ea5bf6cd3ec8d82eb7e51a245fea6b879b09ab2b3eb43dcfe5464cf330ac0a8833c69c7cbf6cf834e408a723d3d6fb9dc7ad70b3b4b99e

Download Submit
memory/2020-0-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2020-2-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2020-1-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/3060-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/3060-19-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download