6337b4fe61fd920a9d02d328039da9d644870713a6e6e28ac353860ef4fbb127

Analysis

max time kernel
0s
max time network
138s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12/01/2024, 06:05

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General

Target

2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe
Size

45KB
MD5

bdcfd746268b9503859e00fbdb54b2cc
SHA1

f3ec6b49533168bcff991c6e3ade304475a961dd
SHA256

6337b4fe61fd920a9d02d328039da9d644870713a6e6e28ac353860ef4fbb127
SHA512

0f6d6f24528a05d70117e05c53929c9e80fdd61a297a8c624106de56f4022c1de7545dcab0924e334e4b0fd71c75c6c247fc14ff12e8489f40152c95a5108b64
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLaHaMMm2X30E3J:V6QFElP6n+gMQMOtEvwDpjyaHaX9

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2096	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
1248	2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_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 1248 wrote to memory of 2096	1248	2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe	16
PID 1248 wrote to memory of 2096	1248	2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe	16
PID 1248 wrote to memory of 2096	1248	2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe	16
PID 1248 wrote to memory of 2096	1248	2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe	16

C:\Users\Admin\AppData\Local\Temp\2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_bdcfd746268b9503859e00fbdb54b2cc_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2096

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

memory/1248-2-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1248-1-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/1248-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2096-22-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2096-15-0x00000000005B0000-0x00000000005B6000-memory.dmp

Filesize
24KB

Download