708060f19e5adaa70156e61d0eaf5e61964e8c2655461592af89d4fb09958eb8

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03/10/2024, 02:35

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe
Size

33KB
MD5

9668dcf91d5ff05409638e4d2bf53bb7
SHA1

f67265c4305909b28b6a700ded0d2109a12c0ff2
SHA256

708060f19e5adaa70156e61d0eaf5e61964e8c2655461592af89d4fb09958eb8
SHA512

d323fd180a9dc259aa7c88f5c9f7f123779370304321d5218222712ed7e106b0b86fb0d25abe815d98b9cdb89e85bdf319029e18013d41c49f1d75561b907c3c
SSDEEP

384:btBYQg/WIEhUCSNyepEjYnDOAlzVol6U/zzo+tkq4l8tFFxE2B4lWS+P:btB9g/WItCSsAGjX7r3B4GP

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-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe

Executes dropped EXE 1 IoCs

pid	Process
3100	gewos.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	2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	gewos.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4980 wrote to memory of 3100	4980	2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe	82
PID 4980 wrote to memory of 3100	4980	2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe	82
PID 4980 wrote to memory of 3100	4980	2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe	82

C:\Users\Admin\AppData\Local\Temp\2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-03_9668dcf91d5ff05409638e4d2bf53bb7_cryptolocker.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4980
- C:\Users\Admin\AppData\Local\Temp\gewos.exe
  "C:\Users\Admin\AppData\Local\Temp\gewos.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3100

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

Loading Replay Monitor...

Downloads

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

Filesize
33KB

MD5
538626c8deb8a544c88c27456e2578b0

SHA1
cfc3773eb258d6b0bc9392015d4f4055fa83d216

SHA256
dbeda29c510386731a6538babefbb1645b18462892f1b01d3fc5c58169736553

SHA512
4166367ee48126c89346617a9769fc6a599a35b634987404ca75b97984fa284e8fd47c269554671a5581b421961b331180c0fce3f1c78707eb5a012f2f451691

Download Submit
memory/3100-25-0x0000000002120000-0x0000000002126000-memory.dmp

Filesize
24KB

Download
memory/4980-0-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/4980-1-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/4980-2-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download