dc884129168ed845b186556d3d36cd136811205046dfac8df18f5de57ec1ffd7

Analysis

max time kernel
153s
max time network
160s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/02/2024, 13:07

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe
Size

38KB
MD5

c0d7bf3ecf3f6de9a1570861599f9558
SHA1

ac92711608ec1608de4267a6273a8633e3dab4ac
SHA256

dc884129168ed845b186556d3d36cd136811205046dfac8df18f5de57ec1ffd7
SHA512

c10c4f1e851f36b947b79d871752b924501684bfabdd095aa527c67196893e500d0f1392fe005209814d35dc426e8ec82a7a05ecc023f4fce4d1b2dae7fc3dbc
SSDEEP

768:bxNQIE0eBhkL2Fo1CCwgfjOg1tsJ6zeen7JEgx3OG:bxNrC7kYo1Fxf3s06gYG

Score

9^/10

Malware Config

Signatures

Detection of CryptoLocker Variants 1 IoCs

resource	yara_rule
behavioral1/files/0x0009000000012248-13.dat	CryptoLocker_rule2

Executes dropped EXE 1 IoCs

pid	Process
2104	pissa.exe

Loads dropped DLL 1 IoCs

pid	Process
2052	2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_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 2052 wrote to memory of 2104	2052	2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe	28
PID 2052 wrote to memory of 2104	2052	2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe	28
PID 2052 wrote to memory of 2104	2052	2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe	28
PID 2052 wrote to memory of 2104	2052	2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-02-28_c0d7bf3ecf3f6de9a1570861599f9558_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Users\Admin\AppData\Local\Temp\pissa.exe
  "C:\Users\Admin\AppData\Local\Temp\pissa.exe"
  2⤵
  - Executes dropped EXE
  PID:2104

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

Loading Replay Monitor...

Downloads

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

Filesize
39KB

MD5
efe76d8e7feb0a0bfa3cd6b1bcaf32bf

SHA1
9d642e806fd461222011ae0d9809954ca6720756

SHA256
08cc1d70b4502e0574e5840c98ee3658dfd3790b7f0e023aa5d0afc244a2889a

SHA512
13a7920282d8de47a84aeaf0257f71d8e0e4f3134ffbca475440c3c18495418e6473d8e193f0826080a2e7f35f4cf9cc906da05fd7295e250448836397f6f16d

Download Submit
memory/2052-0-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2052-2-0x00000000005D0000-0x00000000005D6000-memory.dmp

Filesize
24KB

Download
memory/2052-1-0x00000000003A0000-0x00000000003A6000-memory.dmp

Filesize
24KB

Download
memory/2104-15-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/2104-22-0x0000000000370000-0x0000000000376000-memory.dmp

Filesize
24KB

Download