1357388fa41030ad1bd9f0f36259bd0c33d583032d3608acdf372b049f5617c6

Analysis

max time kernel
0s
max time network
148s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
05/01/2024, 05:51

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General

Target

2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe
Size

50KB
MD5

e09fe5f2db0f54a6f8044dbc74831ef3
SHA1

545d0b86e59b0c8d354b6a9b0852facc0cb2ae74
SHA256

1357388fa41030ad1bd9f0f36259bd0c33d583032d3608acdf372b049f5617c6
SHA512

ae2cb9f910ef06006b922acab911d7c5027c1fb97a261085b888569373c3c495880aae3e80c5ee18f807102800821cb401b87e99ea2bc58beb1b3ae7c759a1c9
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpjeJQ7suIlsw92KFXpQenhRT:V6QFElP6n+gMQMOtEvwDpjeJQ7pojkQT

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2484	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2440	2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_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 2440 wrote to memory of 2484	2440	2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe	16
PID 2440 wrote to memory of 2484	2440	2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe	16
PID 2440 wrote to memory of 2484	2440	2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe	16
PID 2440 wrote to memory of 2484	2440	2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe	16

C:\Users\Admin\AppData\Local\Temp\asih.exe
"C:\Users\Admin\AppData\Local\Temp\asih.exe"
1⤵
- Executes dropped EXE
PID:2484

C:\Users\Admin\AppData\Local\Temp\2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-01_e09fe5f2db0f54a6f8044dbc74831ef3_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2440

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\asih.exe

Filesize
50KB

MD5
b314b9ded50436d18bd35bd9fe4bad4f

SHA1
ea9b61cca776d4e4fd160d798fef5857a1d6a031

SHA256
ddf87f4feeccb00a2788f65d191231f765065b0fa40a3212755c725f64bd768f

SHA512
8db620235dc9a13de037dec6fb3854d639a8ccb62b21774859b3fdb11653858c7fa51fcd2ce698c4f942a339744e12d1859e5e92adb149c291c00d7432771a88

Download Submit
memory/2440-8-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2440-1-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/2440-0-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download