Malware Analysis Report

2024-10-16 03:26

Sample ID 201217-t1chdj1q3x
Target 7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5
SHA256 7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5
Tags
egregor ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5

Threat Level: Known bad

The file 7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5 was found to be: Known bad.

Malicious Activity Summary

egregor ransomware

Egregor Ransomware

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2020-12-17 17:16

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2020-12-17 17:16

Reported

2020-12-17 17:19

Platform

win7v20201028

Max time kernel

3s

Max time network

8s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5.dll

Signatures

Egregor Ransomware

ransomware egregor

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 1944 wrote to memory of 1332 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5.dll

Network

N/A

Files

memory/1332-2-0x0000000000000000-mapping.dmp

memory/1332-3-0x00000000001C0000-0x00000000001FF000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2020-12-17 17:16

Reported

2020-12-17 17:19

Platform

win10v20201028

Max time kernel

11s

Max time network

113s

Command Line

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5.dll

Signatures

Egregor Ransomware

ransomware egregor

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3968 wrote to memory of 640 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3968 wrote to memory of 640 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe
PID 3968 wrote to memory of 640 N/A C:\Windows\system32\regsvr32.exe C:\Windows\SysWOW64\regsvr32.exe

Processes

C:\Windows\system32\regsvr32.exe

regsvr32 /s C:\Users\Admin\AppData\Local\Temp\7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5.dll

C:\Windows\SysWOW64\regsvr32.exe

/s C:\Users\Admin\AppData\Local\Temp\7600010ee12e098ebebd2cf9e4cab289b465ceb81bd999ae2c6074b8385d7de5.dll

Network

N/A

Files

memory/640-2-0x0000000000000000-mapping.dmp

memory/640-3-0x0000000000130000-0x000000000016F000-memory.dmp