444285996b8cf05a7c309ac65a22f81d22f2a062fe2d6d1847f065f866fd1ca5

Analysis

max time kernel
146s
max time network
148s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
07/01/2024, 12:17

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General

Target

2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe
Size

56KB
MD5

e4f999b18da32a3a08841c0c1908701e
SHA1

ac5c88e85b8544518a8798283d373ff1868ae4b4
SHA256

444285996b8cf05a7c309ac65a22f81d22f2a062fe2d6d1847f065f866fd1ca5
SHA512

78b3b340e92c70af8b645d06583ef390e55392d0f894c1831425282a19f3be1c471470d018e32bd9ee2411e2760d45a40ef6c37821a5e07ca486ef1fb42a11bb
SSDEEP

768:xQz7yVEhs9+4uR1bytOOtEvwDpjWfbZgBh8i6g7Gowfj6EiU:xj+VGMOtEvwDpjubEgv

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2488	misid.exe

Loads dropped DLL 1 IoCs

pid	Process
1668	2024-01-06_e4f999b18da32a3a08841c0c1908701e_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 1668 wrote to memory of 2488	1668	2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe	14
PID 1668 wrote to memory of 2488	1668	2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe	14
PID 1668 wrote to memory of 2488	1668	2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe	14
PID 1668 wrote to memory of 2488	1668	2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe	14

C:\Users\Admin\AppData\Local\Temp\misid.exe
"C:\Users\Admin\AppData\Local\Temp\misid.exe"
1⤵
- Executes dropped EXE
PID:2488

C:\Users\Admin\AppData\Local\Temp\2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe
"C:\Users\Admin\AppData\Local\Temp\2024-01-06_e4f999b18da32a3a08841c0c1908701e_cryptolocker.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1668

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

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

Filesize
57KB

MD5
a0a58d0367e99c27f38bb35f07579c10

SHA1
9301c0879b0b823b668ee72552d0220b644d104e

SHA256
c5ecfe27c6ef4a00f2d5df6b0173bb1d66a14b8f5970e7d3c6511479dcf13998

SHA512
22f5d5333ea6bff0bfc53dbe9f5a963eda26f38a4c197c6890ec8178ac92ed4381cec9c724ede22884dca40d64530b2a5f5ab8c43bf267356c412841137eb069

Download Submit
memory/1668-2-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download
memory/1668-3-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/1668-15-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1668-1-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/1668-0-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2488-18-0x0000000000460000-0x0000000000466000-memory.dmp

Filesize
24KB

Download
memory/2488-25-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/2488-16-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download
memory/2488-26-0x0000000000500000-0x0000000000510000-memory.dmp

Filesize
64KB

Download