b453c5e31728901dfdef49778454bc98b0838d361d2663059d7b0220881021e6

Analysis

max time kernel
141s
max time network
148s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
10-10-2024 04:40

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General

Target

2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe
Size

84KB
MD5

3970d1e8eec5944752b1ee6f487db3d0
SHA1

3210a827d2872faa19993f40c518d2a6df12cc36
SHA256

b453c5e31728901dfdef49778454bc98b0838d361d2663059d7b0220881021e6
SHA512

394f1fbd99ae3c4b5333fc62c2a394327f5ac95c2d04550ded411b69efc2d2f42458f8d1ba5f562393d917fc196e9101f289f7852300b9bfe0147a55af4448b1
SSDEEP

768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUfFKazNclMjNUvzkxk:i5nkFGMOtEvwDpjNbwQEI8UtzNcO8zL

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
840	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
3068	2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	misid.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3068 wrote to memory of 840	3068	2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe	30
PID 3068 wrote to memory of 840	3068	2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe	30
PID 3068 wrote to memory of 840	3068	2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe	30
PID 3068 wrote to memory of 840	3068	2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_3970d1e8eec5944752b1ee6f487db3d0_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3068
- C:\Users\Admin\AppData\Local\Temp\misid.exe
  "C:\Users\Admin\AppData\Local\Temp\misid.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:840

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\misid.exe

Filesize
84KB

MD5
ad5791887d17d2402034ef48482951c9

SHA1
95393f28ba2b8ffe7fd835272ac148f3a55a81f0

SHA256
bd05e4409e7b9d702a59de300026566d3ef39c492092842a6c00603f4ea8a1cd

SHA512
16aae4acb715947d30ff302f625c2e69fd93ee9442d67875ba8fb46fc43e0072a6d40e0e448fdc34c66cf1a423d3e0e2917a0f80d2ee68bf7b6aa173653ab214

Download Submit
memory/840-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/840-19-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/840-26-0x0000000000280000-0x0000000000286000-memory.dmp

Filesize
24KB

Download
memory/840-27-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/3068-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/3068-2-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/3068-9-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/3068-1-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/3068-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download