2ef1065b06c38d2a52ef27e156fcc90d20c58f4da3a6be2083bba28f4c68af9b

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 04:37

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General

Target

2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe
Size

44KB
MD5

9c3bcd84c5ad62c37acca61c292703b7
SHA1

b2e5a9ae7e2d8737f46d2c648e8e7111ca4831dc
SHA256

2ef1065b06c38d2a52ef27e156fcc90d20c58f4da3a6be2083bba28f4c68af9b
SHA512

75270b230818b53ce1b7c3b16ccb62ccb639a12fd676e32ca7e43e6f3507987f4bea176f9a32d1ae4850b4465f4b72d52628becda916a712c7a652d1427e1cc0
SSDEEP

768:bCDOw9UiaKHfjnD0S16avdrQFiLjJvtAqjrwH:bCDOw9aMDooc+vAqjy

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2592	lossy.exe

Loads dropped DLL 1 IoCs

pid	Process
2620	2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_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	2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lossy.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2620 wrote to memory of 2592	2620	2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe	30
PID 2620 wrote to memory of 2592	2620	2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe	30
PID 2620 wrote to memory of 2592	2620	2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe	30
PID 2620 wrote to memory of 2592	2620	2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_9c3bcd84c5ad62c37acca61c292703b7_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2620
- C:\Users\Admin\AppData\Local\Temp\lossy.exe
  "C:\Users\Admin\AppData\Local\Temp\lossy.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2592

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\lossy.exe

Filesize
44KB

MD5
46bcd2dc6f60c052fd15b3d43b95a473

SHA1
ea23bef4926c50bb566baa5aedc5d5baf4194c44

SHA256
e266364fa44f80a8992b8f80e46d283866c2ab5ff839ec4f2026c1d151babc0c

SHA512
89be238394901decc951ea0335aeebf7be16ea5c1a352914cb0c9cce7a2adf7ff5eba1d2474fe9735599e608502d323d233dad7b0c8387c80fda88da06d13f00

Download Submit
memory/2592-16-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2592-18-0x0000000000590000-0x0000000000596000-memory.dmp

Filesize
24KB

Download
memory/2592-25-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2592-26-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2620-0-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download
memory/2620-8-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2620-2-0x00000000020A0000-0x00000000020A6000-memory.dmp

Filesize
24KB

Download
memory/2620-1-0x0000000000300000-0x0000000000306000-memory.dmp

Filesize
24KB

Download
memory/2620-14-0x0000000008000000-0x000000000800A000-memory.dmp

Filesize
40KB

Download