dc183619c3a5ffbd70405e61ade9747e47d17c9de7338274bc086e91d466561d

Analysis

max time kernel
147s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 08:29

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General

Target

2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe
Size

71KB
MD5

d95c640b98c0bdb0a6d0e6f8ffcf2575
SHA1

d1aaabc3d73f970ecdcea28990dcf598fb1403dd
SHA256

dc183619c3a5ffbd70405e61ade9747e47d17c9de7338274bc086e91d466561d
SHA512

40284e4391e9f9ac7e7c89917db6d4a1bd8629814ad5c26a8259a58236d13cff349c2fba6167e01f4f8133d22499cb163ea65c1588f26624299eb403b9dcb5f4
SSDEEP

768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUNsYD/d8X9jO:i5nkFGMOtEvwDpjNbwQEI8UZDet6

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2832	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2820	2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_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	2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_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 2820 wrote to memory of 2832	2820	2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe	30
PID 2820 wrote to memory of 2832	2820	2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe	30
PID 2820 wrote to memory of 2832	2820	2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe	30
PID 2820 wrote to memory of 2832	2820	2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-06_d95c640b98c0bdb0a6d0e6f8ffcf2575_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2820
- 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:2832

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

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

Filesize
71KB

MD5
8e042abe226a18c29a626815a4b012d8

SHA1
7ae0fecf33fd1046ee56b9b9c2f771ff0f6eb1bf

SHA256
a6dc88404ece205406ae55f6bcc9f4fcba13183c83eae7ec03e85ff308c28918

SHA512
013049bdfa7aa378c1d6b5830d0a2ebdba988e474f233300139bd1dccef97d9db1d93636810189a76b90330dd16f4cc3a534c1ad17384a47487954ea573079ec

Download Submit
memory/2820-1-0x00000000004F0000-0x00000000004F6000-memory.dmp

Filesize
24KB

Download
memory/2820-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2820-9-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2820-8-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2832-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2832-25-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2832-18-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/2832-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download