1a68a9661877698a8764b04d1800fe62f4d0d657139251815ede6165b726023f

Analysis

max time kernel
148s
max time network
149s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/10/2024, 01:00

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General

Target

2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe
Size

58KB
MD5

82857129938e507dc232823c0a724e2a
SHA1

58c195828e5921c178935fb003bc056351539310
SHA256

1a68a9661877698a8764b04d1800fe62f4d0d657139251815ede6165b726023f
SHA512

8920722e32204a0dff18f6fd41a0b65a1058826e93f4b9474f4aae555e3082a72bf0b4f3856cdf6bd0f6fa62c0c45ef61e9b2ab611caa8d5d45dd1008ac29e79
SSDEEP

768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5I52kGF:6j+1NMOtEvwDpjr8ox8UDF

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2836	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2756	2024-10-06_82857129938e507dc232823c0a724e2a_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	misid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2756 wrote to memory of 2836	2756	2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe	30
PID 2756 wrote to memory of 2836	2756	2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe	30
PID 2756 wrote to memory of 2836	2756	2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe	30
PID 2756 wrote to memory of 2836	2756	2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-06_82857129938e507dc232823c0a724e2a_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-06_82857129938e507dc232823c0a724e2a_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:2836

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
59KB

MD5
e5bef1ae522f3b522d5e3c98fb17a408

SHA1
125a7b56d6fd7ed754d79fbc695a0817c5f4d96a

SHA256
65914b99698af6e6284cd8a5c908e58cf4cf61f64a6f68325390fd4941644dd8

SHA512
8e9f0cb8a2db16b82a2c2bfa9c35aaf705ec6b1b034f867ffe6e027306bfa8ca312d37a6a548084e7bd3261a7ee03ea4fa5d417adb28c17bff2c95c0a73729ef

Download Submit
memory/2756-0-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2756-9-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2756-2-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2756-1-0x0000000000240000-0x0000000000246000-memory.dmp

Filesize
24KB

Download
memory/2756-15-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2836-18-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2836-25-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2836-16-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download
memory/2836-26-0x0000000000500000-0x000000000050F000-memory.dmp

Filesize
60KB

Download