ed43edeccbce2a83b6116190048b9dcd2b17bc6c563670c77edc278bc2ead04f

Analysis

max time kernel
150s
max time network
156s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
18/10/2024, 10:23

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General

Target

2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe
Size

44KB
MD5

2d5ba493ea3605d70bd3df44f0700d52
SHA1

566dee83aa3326be6327ed5ebf2453b5dec4fa26
SHA256

ed43edeccbce2a83b6116190048b9dcd2b17bc6c563670c77edc278bc2ead04f
SHA512

4bd8fbc699f89dd5cef2a4bdfc7f8a25d580b103106e4d441548f530bbe5a2baaf30a4006661ae0b3013b5c2dba098a3f9a3da4c590ea8e7691bdac0c460cc05
SSDEEP

768:bIDOw9UiaCHfjnE0Sf88AvvP1oghYvm9/6D8jnPx9UnuVnx:bIDOw9a0Dwo3P1ojvUSD4PInyx

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2060	lossy.exe

Loads dropped DLL 1 IoCs

pid	Process
2524	2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_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_2d5ba493ea3605d70bd3df44f0700d52_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 2524 wrote to memory of 2060	2524	2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe	30
PID 2524 wrote to memory of 2060	2524	2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe	30
PID 2524 wrote to memory of 2060	2524	2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe	30
PID 2524 wrote to memory of 2060	2524	2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-18_2d5ba493ea3605d70bd3df44f0700d52_cryptolocker.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2524
- 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:2060

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
095c27f593743c1309097822adbd9170

SHA1
43bcf3c13186f4cccb4efa1e7b39955d56952ee9

SHA256
e772ca3c3a8c4a4536dae321ee593a71c6c95a10043b6834cdfcded8a9cff3c3

SHA512
357e79d69af4faf571266bc608fa32860aea152d2ab2e555311cf891b4a9ba642dca57c2bf99b728ee798da130f161b95791e71f4d79186c1a2cde594ce37d4d

Download Submit
memory/2060-15-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2060-16-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/2524-8-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2524-1-0x0000000001C90000-0x0000000001C96000-memory.dmp

Filesize
24KB

Download
memory/2524-0-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download