de01b1da41599c6b6d15505e1c78fd59d828c10f95d2e730a5332e58ea02e437

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
07-09-2024 06:44

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General

Target

2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe
Size

48KB
MD5

9470fa3ea6b970cd28c53a98ef55828f
SHA1

d5dab009d0ff505a0f9b63a0ea493c8fb07b1714
SHA256

de01b1da41599c6b6d15505e1c78fd59d828c10f95d2e730a5332e58ea02e437
SHA512

fb1c614e1d75837ec58430cb0ba450ef9abc7e5dda753e9a93f7611865547f843b7f075ddbab7411bfe545b607a5c9e257a860828b32d9c53ea65f579e2e578d
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWE6BLbjG9RzhwaN4wj:xj+VGMOtEvwDpjy+TN4wj

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1900	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2432	2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_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	2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_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 2432 wrote to memory of 1900	2432	2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe	28
PID 2432 wrote to memory of 1900	2432	2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe	28
PID 2432 wrote to memory of 1900	2432	2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe	28
PID 2432 wrote to memory of 1900	2432	2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe	28

C:\Users\Admin\AppData\Local\Temp\2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-07_9470fa3ea6b970cd28c53a98ef55828f_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2432
- 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:1900

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

Replay Monitor

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Downloads

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

Filesize
48KB

MD5
bc21416f0e4099fea5c37540bb4d421e

SHA1
e293c914ab7b64d33996c1ceacaa3322cb648db6

SHA256
af5662eb6c96cfefeefa9f8f99460afcbde8b0b0bf9b724a06f00797c70a9619

SHA512
ff6f08cd7895011145ee4729996c734db1c5335e25b53ed469745af86e9759904b718fef01a60dc1ba6fac47b09ab10974f3da3485957a45db6a212e8d1a2d7d

Download Submit
memory/1900-17-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/1900-24-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1900-25-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2432-0-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2432-1-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2432-3-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2432-2-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2432-14-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download