3aada6a4621435d972bfbffc7b34d16a04efe4d80b1bd8672ee81216b5d47526

Analysis

max time kernel
141s
max time network
149s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
11/01/2024, 05:55

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General

Target

2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe
Size

45KB
MD5

adce65c307723856452125f9298422d2
SHA1

b0ad0dcdfcf6b8672acfb6aaa0d50d9f0087fbe4
SHA256

3aada6a4621435d972bfbffc7b34d16a04efe4d80b1bd8672ee81216b5d47526
SHA512

afa46df744086f91b55b9cc62f479d8ce0fd7a7b9bfab3c18f946c961bf8d9f8311d098464f00e0c017080283af5118c63f32401b3ebc416a0ffbc0cbda9594f
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDlC6JFbK37YbDu5z/hr5:bgGYcA/53GAA6y37nbr5

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2912	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2180	2024-01-10_adce65c307723856452125f9298422d2_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 2180 wrote to memory of 2912	2180	2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe	15
PID 2180 wrote to memory of 2912	2180	2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe	15
PID 2180 wrote to memory of 2912	2180	2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe	15
PID 2180 wrote to memory of 2912	2180	2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe	15

C:\Users\Admin\AppData\Local\Temp\2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-10_adce65c307723856452125f9298422d2_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2180
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2912

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\hasfj.exe

Filesize
45KB

MD5
3d690cf3f74197b824d32408c1941d53

SHA1
d3de770ec27b5becc3607739bc9fbf1c8527c0c8

SHA256
f4960a841c82322d0320933eab3f131a9b93a7fd147e79c091d571b9dd025fff

SHA512
92196ce241fad1ca7c65b0e2ad26782c4b5ffd0f251273e3d4f6a508a9c18a11763f114f49f30a808ac23a780fdd3319b34f2d1a7785eb209cae3191374f74b3

Download Submit
memory/2180-0-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download
memory/2180-2-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2180-1-0x00000000002A0000-0x00000000002A6000-memory.dmp

Filesize
24KB

Download