Malware Analysis Report

2024-10-19 10:31

Sample ID 220712-q8f4gsfed3
Target 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876
SHA256 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876
Tags
locky ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876

Threat Level: Known bad

The file 4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876 was found to be: Known bad.

Malicious Activity Summary

locky ransomware

Locky

Loads dropped DLL

Suspicious use of SetThreadContext

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-07-12 13:55

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-07-12 13:55

Reported

2022-07-13 00:05

Platform

win7-20220414-en

Max time kernel

152s

Max time network

157s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"

Signatures

Enumerates physical storage devices

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe
PID 1092 wrote to memory of 1260 N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe

Processes

C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe

"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"

C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe

"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"

Network

Country Destination Domain Proto
RU 91.201.41.91:80 tcp
US 8.8.8.8:53 cwxqbbeblfqqi.pl udp
US 8.8.8.8:53 qoeyciqa.click udp
US 8.8.8.8:53 wtlffnqrxmdb.org udp
US 8.8.8.8:53 lipaepes.pw udp
US 8.8.8.8:53 vuyfkbr.info udp
US 8.8.8.8:53 qkmksujx.xyz udp
US 8.8.8.8:53 vmnyygchbj.info udp
US 8.8.8.8:53 axpetbwopqnul.click udp
US 8.8.8.8:53 tjbueodhtfgwxsw.click udp
RU 91.201.41.91:80 tcp
US 8.8.8.8:53 edmobrixwk.pl udp
US 8.8.8.8:53 pydjtgutbpmhwqgt.pl udp
US 8.8.8.8:53 nwtuwyo.org udp

Files

memory/1092-54-0x0000000075F61000-0x0000000075F63000-memory.dmp

\Users\Admin\AppData\Local\Temp\nsd13E0.tmp\System.dll

MD5 ca332bb753b0775d5e806e236ddcec55
SHA1 f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f
SHA256 df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d
SHA512 2de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00

memory/1092-56-0x00000000007E0000-0x00000000007FE000-memory.dmp

memory/1260-57-0x00000000001D56BA-mapping.dmp

memory/1092-59-0x00000000007E0000-0x00000000007FE000-memory.dmp

memory/1260-60-0x00000000001D0000-0x00000000001F7000-memory.dmp

memory/1260-61-0x0000000000290000-0x00000000002B7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-07-12 13:55

Reported

2022-07-13 00:05

Platform

win10v2004-20220414-en

Max time kernel

166s

Max time network

165s

Command Line

"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"

Signatures

Locky

ransomware locky

Enumerates physical storage devices

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe

"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"

C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe

"C:\Users\Admin\AppData\Local\Temp\4a4de5b3e6eb0189b0ccaf6445696e1e167bcd03be5712d352dc2f96257b4876.exe"

Network

Country Destination Domain Proto
RU 91.201.41.91:80 tcp
US 20.42.65.85:443 tcp
US 8.8.8.8:53 nwtuwyo.org udp
US 8.8.8.8:53 qoeyciqa.click udp
US 8.8.8.8:53 wtlffnqrxmdb.org udp
US 8.8.8.8:53 vuyfkbr.info udp
US 8.8.8.8:53 cwxqbbeblfqqi.pl udp
US 8.8.8.8:53 lipaepes.pw udp
US 8.253.208.112:80 tcp
US 204.79.197.203:80 tcp
US 8.8.8.8:53 lipaepes.pw udp
US 8.8.8.8:53 qoeyciqa.click udp
US 8.8.8.8:53 tjbueodhtfgwxsw.click udp
RU 91.201.41.91:80 tcp
US 8.8.8.8:53 tjbueodhtfgwxsw.click udp
US 8.8.8.8:53 nwtuwyo.org udp
US 8.8.8.8:53 qoeyciqa.click udp
US 8.8.8.8:53 lipaepes.pw udp
US 8.253.208.112:80 tcp
US 8.8.8.8:53 wtlffnqrxmdb.org udp
US 8.8.8.8:53 vuyfkbr.info udp
US 8.8.8.8:53 qkmksujx.xyz udp
US 8.8.8.8:53 nwtuwyo.org udp
RU 91.201.41.91:80 tcp

Files

C:\Users\Admin\AppData\Local\Temp\nssC307.tmp\System.dll

MD5 ca332bb753b0775d5e806e236ddcec55
SHA1 f35ef76592f20850baef2ebbd3c9a2cfb5ad8d8f
SHA256 df5ae79fa558dc7af244ec6e53939563b966e7dbd8867e114e928678dbd56e5d
SHA512 2de0956a1ad58ad7086e427e89b819089f2a7f1e4133ed2a0a736adc0614e8588ebe2d97f1b59ab8886d662aeb40e0b4838c6a65fbfc652253e3a45664a03a00

memory/4788-131-0x0000000002820000-0x000000000283E000-memory.dmp

memory/1888-132-0x0000000000000000-mapping.dmp

memory/4788-133-0x0000000002820000-0x000000000283E000-memory.dmp

memory/1888-134-0x00000000001D0000-0x00000000001F7000-memory.dmp

memory/1888-135-0x0000000000720000-0x0000000000747000-memory.dmp

memory/1888-136-0x0000000000720000-0x0000000000747000-memory.dmp