32d1d2527dc63ab439339de4492aace4c6efb0f93b79f13d03c495f332e74b64

Analysis

max time kernel
150s
max time network
154s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24/01/2024, 08:27

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General

Target

2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe
Size

77KB
MD5

559168c55b1caee890e6c3651e5ea52f
SHA1

14cc1898444e5fc642b813c4a717f7d58d25168a
SHA256

32d1d2527dc63ab439339de4492aace4c6efb0f93b79f13d03c495f332e74b64
SHA512

116a9b0ed71b32ccedf714aa6f0b2f85a2a252d4ad1ce570c9ed2bed402ba62415e02d620a36f64fa6a58edf5b88afbe9c077e89c7d63394da81e289c93ea11c
SSDEEP

1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIufW:vCjsIOtEvwDpj5H9YvQd26

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x0009000000012232-13.dat	CryptoLocker_rule2

Detection of Cryptolocker Samples 1 IoCs

resource	yara_rule
behavioral1/files/0x0009000000012232-13.dat	CryptoLocker_set1

Executes dropped EXE 1 IoCs

pid	Process
2652	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
688	2024-01-24_559168c55b1caee890e6c3651e5ea52f_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 688 wrote to memory of 2652	688	2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe	28
PID 688 wrote to memory of 2652	688	2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe	28
PID 688 wrote to memory of 2652	688	2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe	28
PID 688 wrote to memory of 2652	688	2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-24_559168c55b1caee890e6c3651e5ea52f_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:688
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  PID:2652

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
78KB

MD5
58476b403bbb33ffbd118518ea1389fc

SHA1
fb89f308ff97b6fcfa8b69bd8eae2faa8e7f97e9

SHA256
604df7691fcef91abdabfe4445ea92c4a9739497ad6ff897099ec8a92bcd4bc8

SHA512
4b6b283a7007808fcf142d9f8587708c221adeef39f3268b7355e85f7aea06600cba9765721e6cc9d291c121ae339873d57d7a22a1466cdc14f59b568e4490df

Download Submit
memory/688-0-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/688-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/688-1-0x00000000003B0000-0x00000000003B6000-memory.dmp

Filesize
24KB

Download
memory/2652-15-0x00000000002F0000-0x00000000002F6000-memory.dmp

Filesize
24KB

Download
memory/2652-17-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download