471fbd8fc7c452254842b65d88937e5bfd5bed36757cb91a35fb4bb40ee7d8ca

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
10/10/2024, 06:06

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General

Target

2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe
Size

47KB
MD5

ec56fb86a4fb7669c9624277ed2e6297
SHA1

53efc62ab5e25780aef244b1b63086eece572935
SHA256

471fbd8fc7c452254842b65d88937e5bfd5bed36757cb91a35fb4bb40ee7d8ca
SHA512

675bb87671955cd6e44bc2ab5bbf3e6fba74df9c5773e15e95b7c49ae8f10c80122103f539d73611c660962a7ffe33a0e71a0d5b4ad73c614a932bdb26165ae0
SSDEEP

768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLaHaMMm2X3dXw:V6QFElP6n+gMQMOtEvwDpjyaHaXrw

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	2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
1408	asih.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_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	asih.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4496 wrote to memory of 1408	4496	2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe	87
PID 4496 wrote to memory of 1408	4496	2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe	87
PID 4496 wrote to memory of 1408	4496	2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe	87

C:\Users\Admin\AppData\Local\Temp\2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-10_ec56fb86a4fb7669c9624277ed2e6297_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4496
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:1408

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

Replay Monitor

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Downloads

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

Filesize
48KB

MD5
6b0be8c9131b121cdb251a8e0d39eeb1

SHA1
cc73f69bad129f895f850b41471c567103fee56a

SHA256
10819af396a9a60a27e4140bcb287ab71befcd556af9426accd3397d5e20e129

SHA512
28dd61a4ce6c3a2c300be1cd3cd83ddf6bd86123e029cbd76b277feea8e52251780936b41eec0d1b4d97c0a39b959e1f051862418885ef9d2a31d73c1fdb5671

Download Submit
memory/1408-17-0x00000000006B0000-0x00000000006B6000-memory.dmp

Filesize
24KB

Download
memory/1408-18-0x00000000006D0000-0x00000000006D6000-memory.dmp

Filesize
24KB

Download
memory/4496-0-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/4496-1-0x00000000005E0000-0x00000000005E6000-memory.dmp

Filesize
24KB

Download
memory/4496-2-0x0000000000600000-0x0000000000606000-memory.dmp

Filesize
24KB

Download