2e1a2fffeb8a3faef457c7eba2b4c3af16a86199e88585407094b9ee00f70ed6

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 02:55

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General

Target

2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe
Size

37KB
MD5

b42acfd82553d1f8a54bb6cfa50c5c08
SHA1

46c6975055d063bce3e523c34111af0c1150d55e
SHA256

2e1a2fffeb8a3faef457c7eba2b4c3af16a86199e88585407094b9ee00f70ed6
SHA512

3e4f3cf01a3c1c8fdd3febd01074687836cd3bec77e4c6e9285551b514afbabc19755d14d2acc51b5464e538e4df0bcdf5e08a8159deaf47a1b037777066dc9a
SSDEEP

384:bAvMaNGh4z7CG3POOvbRSLoF/F0QU5XYFnufc/zzoiM8Nekdvjl9V50invBHQ6NM:bAvJCYOOvbRPDEgXrNekd7l94inZQ6Le

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Control Panel\International\Geo\Nation	2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
2928	demka.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	2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	demka.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2928	2156	2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe	84
PID 2156 wrote to memory of 2928	2156	2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe	84
PID 2156 wrote to memory of 2928	2156	2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe	84

C:\Users\Admin\AppData\Local\Temp\2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-15_b42acfd82553d1f8a54bb6cfa50c5c08_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\demka.exe
  "C:\Users\Admin\AppData\Local\Temp\demka.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2928

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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

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

Filesize
37KB

MD5
1e657962152db160b98bdc2f45a2f8d9

SHA1
ca7b4f0d3bc549855500bc82fb34fcd1fd7ad04f

SHA256
1431328a928e73f60d2fbfacd8128fb47150232f65f0331336fa6cdf048d66d9

SHA512
4a72c38766534b092ac1ff5251b4ddd4720608e7b91a901bb2efef58d0927b5fc4e3581477a431df3b87856630f304e4a49502d7d5d91ee455166395b39d4b2b

Download Submit
memory/2156-0-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2156-1-0x0000000002EA0000-0x0000000002EA6000-memory.dmp

Filesize
24KB

Download
memory/2156-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2928-25-0x0000000002D60000-0x0000000002D66000-memory.dmp

Filesize
24KB

Download