7ed36766c2baefc4970292558059f8fd5afa4aebc3d4a5aa4ab76fb8749a4b63

Analysis

max time kernel
150s
max time network
150s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
15-10-2024 01:23

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General

Target

2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe
Size

62KB
MD5

3c718bb6b93062cd398dc5e9e692878d
SHA1

d397137f8308125bb89e871084f0db26760bbcdf
SHA256

7ed36766c2baefc4970292558059f8fd5afa4aebc3d4a5aa4ab76fb8749a4b63
SHA512

15ea2d3f863589436fd8c4b2d95aee663ac8656b45e022a72222d256d3257f57fb2ebe735fff3de1d90bd81bcc6a54297dd94b4ea9b374c164c28ddb09ff5504
SSDEEP

768:XS5nQJ24LR1bytOOtEvwDpjNbZ7uyA36S7MpxRXrZSUrM:i5nkFGMOtEvwDpjNbwQEI8UrM

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
852	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1292	2024-10-15_3c718bb6b93062cd398dc5e9e692878d_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	2024-10-15_3c718bb6b93062cd398dc5e9e692878d_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 1292 wrote to memory of 852	1292	2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe	29
PID 1292 wrote to memory of 852	1292	2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe	29
PID 1292 wrote to memory of 852	1292	2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe	29
PID 1292 wrote to memory of 852	1292	2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-15_3c718bb6b93062cd398dc5e9e692878d_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1292
- 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:852

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
62KB

MD5
8d737c321ec5ed54d38b4daf47e5cba9

SHA1
be0f8c5997fccb97d0a22d3dee5e419725ffcc77

SHA256
339047a5916358048bb5b38f85128decc74e99a9072663d3396ce309a8758b63

SHA512
e9c3e8849a19c2d0c80152d5d053dad99554423947c034a97f02a25107f07f19b2ce7eb1721d5e276343a2df86a8360510da72f8a53e996dfd5cbe28e1d60d03

Download Submit
memory/852-26-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/852-19-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/852-27-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1292-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/1292-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1292-2-0x0000000000480000-0x0000000000486000-memory.dmp

Filesize
24KB

Download
memory/1292-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/1292-14-0x0000000002220000-0x000000000222F000-memory.dmp

Filesize
60KB

Download
memory/1292-17-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download