654869e44733b88198a5180d488878c79f07e95d9b92321ba36c3cd66363783e

Analysis

max time kernel
140s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27/09/2024, 16:28

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General

Target

2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe
Size

57KB
MD5

8227353be2c020af8ca8ab1381a015aa
SHA1

ae6bfbbb075d4a5595b33bab0f52118dccd37c2c
SHA256

654869e44733b88198a5180d488878c79f07e95d9b92321ba36c3cd66363783e
SHA512

34fb38f7575c53e1be82e552f7b4b4fa08223ae5dc03d1ca6b4e2057255b76f67833459919530afb79475905ded852bbd9bee5dc9e0bad5cd35f98b492e4e916
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Goi20Hye:xj+VGMOtEvwDpjubEgV20Se

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2564	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2756	2024-09-27_8227353be2c020af8ca8ab1381a015aa_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	2024-09-27_8227353be2c020af8ca8ab1381a015aa_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 2756 wrote to memory of 2564	2756	2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe	30
PID 2756 wrote to memory of 2564	2756	2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe	30
PID 2756 wrote to memory of 2564	2756	2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe	30
PID 2756 wrote to memory of 2564	2756	2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-27_8227353be2c020af8ca8ab1381a015aa_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2756
- 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:2564

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
57KB

MD5
fe49368c195aba1d9a077c64f39b9bec

SHA1
6fc8015f9596a147711d93234343c8dc7fc2958d

SHA256
f1ad2b4941f985f8d864ba41a139bbc972b735f25c7382cfe4e379574b18b802

SHA512
8c4b3fd9870f0a42eb94b031cced127d2a5a3976e77ea622b48b5ed0a36e401d6b6b7e62dc6daa71890cfabbe5c0d624448d37ee39c95164fcaecb635b0f0044

Download Submit
memory/2564-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2564-18-0x00000000004B0000-0x00000000004B6000-memory.dmp

Filesize
24KB

Download
memory/2564-17-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2564-25-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2756-1-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2756-0-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2756-9-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/2756-8-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download