87723a80e768ae59fe7a1d298e778eac0bc5c59ae98686d78639480987fb15d2

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05-09-2024 12:19

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General

Target

2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe
Size

40KB
MD5

f9d5825ccff583cfdeab1e31cc2a19f1
SHA1

9f81b4ab0d194c9095c546d3e460cc69db784fc1
SHA256

87723a80e768ae59fe7a1d298e778eac0bc5c59ae98686d78639480987fb15d2
SHA512

e4d0be867e5b1005fbb25566ee5d201d5d7386b5354187aed688b893f674aca0f482eec5a1bae2ccfcdcbcc7c811ed4b58d96922fe7da07ef5383b669862482d
SSDEEP

768:UEEmoQDj/xnMp+yptndwe/PWQtOOtEvwDpjLeJAsKuD+l:ZzFbxmLPWQMOtEvwDpjLeJAsKcg

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
1156	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
2384	2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_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	2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_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 2384 wrote to memory of 1156	2384	2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe	30
PID 2384 wrote to memory of 1156	2384	2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe	30
PID 2384 wrote to memory of 1156	2384	2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe	30
PID 2384 wrote to memory of 1156	2384	2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-05_f9d5825ccff583cfdeab1e31cc2a19f1_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2384
- 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:1156

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

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Downloads

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

Filesize
40KB

MD5
723dc0d1e530ae7187587380fa659458

SHA1
79e6e7435329ae5b8ea07e47357684320a23317b

SHA256
c0c38a5a69d60dcc4ed891323ad81ea919a74892f8694bd31548078c509c6fe1

SHA512
9db42d413fec72a0ae3c31445cc5b2921ed55457222ca660406470ea2ff5175f531eeced6add19a19355fe27733271db35bc3535f16709c392638ac494aee18f

Download Submit
memory/1156-16-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/1156-23-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1156-24-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2384-1-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/2384-0-0x0000000000230000-0x0000000000233000-memory.dmp

Filesize
12KB

Download
memory/2384-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2384-9-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download