2b1d9e0070a3130a56ccd7e226dbefb1f7a781d7621776f812ae850d1aafe2fc

Analysis

max time kernel
131s
max time network
165s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
12/01/2024, 06:07

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General

Target

2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe
Size

38KB
MD5

e87c677b038403c2844cb03fd1591ce2
SHA1

6611abd095e17d1531488d2001b7aefe98b8ac95
SHA256

2b1d9e0070a3130a56ccd7e226dbefb1f7a781d7621776f812ae850d1aafe2fc
SHA512

efb90a0da5be28b74c2b89d2ebf2085ebc3751caacc4c6da60fc04a30becc982878e1d45a9c238f1b9b01baeb3d1a04846e37b0450f6e3afb88d0392dbb15280
SSDEEP

768:bgX4zYcgTEu6QOaryfjqDDw3sCu5b+rc5c+:bgGYcA/53GADw8Clrcv

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2608	hasfj.exe

Loads dropped DLL 1 IoCs

pid	Process
2012	2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2608	2012	2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe	29
PID 2012 wrote to memory of 2608	2012	2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe	29
PID 2012 wrote to memory of 2608	2012	2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe	29
PID 2012 wrote to memory of 2608	2012	2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe	29

C:\Users\Admin\AppData\Local\Temp\2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-11_e87c677b038403c2844cb03fd1591ce2_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2012
- C:\Users\Admin\AppData\Local\Temp\hasfj.exe
  "C:\Users\Admin\AppData\Local\Temp\hasfj.exe"
  2⤵
  - Executes dropped EXE
  PID:2608

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
39KB

MD5
0cac570bd4e2a432d8a2e3bd5cdcf3ae

SHA1
22e72347636a70f6e8385150f673cec6fb0bfa8e

SHA256
b4de2d603e68ffc54fa2f5f4ef06f5c3c638c87b0ae7bb08030217a7510e1aa3

SHA512
59061a392e5c55e188c41d464c6896cf68489503e2d00e78258fc70aeb4397d7638453fee32afba028d9e0b83f9996494c77721a57a0f540e497069c8bea0f69

Download Submit
memory/2012-0-0x0000000002900000-0x0000000002906000-memory.dmp

Filesize
24KB

Download
memory/2012-1-0x0000000002920000-0x0000000002926000-memory.dmp

Filesize
24KB

Download
memory/2012-8-0x0000000002900000-0x0000000002906000-memory.dmp

Filesize
24KB

Download
memory/2608-16-0x00000000002D0000-0x00000000002D6000-memory.dmp

Filesize
24KB

Download
memory/2608-15-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download