Malware Analysis Report

2025-01-03 08:39

Sample ID 240508-xnjr7sab5t
Target 1241b9fed1619a420274b6c8d34cc800_NEIKI
SHA256 34ecbe5510e1c3430f260e3630553213ea832a292b1a9520dc106b1cdbfd8360
Tags
gandcrab
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

34ecbe5510e1c3430f260e3630553213ea832a292b1a9520dc106b1cdbfd8360

Threat Level: Known bad

The file 1241b9fed1619a420274b6c8d34cc800_NEIKI was found to be: Known bad.

Malicious Activity Summary

gandcrab

GandCrab payload

Gandcrab family

Unsigned PE

Program crash

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-05-08 18:59

Signatures

GandCrab payload

Description Indicator Process Target
N/A N/A N/A N/A

Gandcrab family

gandcrab

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-08 18:59

Reported

2024-05-08 19:02

Platform

win7-20240220-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1241b9fed1619a420274b6c8d34cc800_NEIKI.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1241b9fed1619a420274b6c8d34cc800_NEIKI.exe

"C:\Users\Admin\AppData\Local\Temp\1241b9fed1619a420274b6c8d34cc800_NEIKI.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1720 -s 88

Network

N/A

Files

N/A

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-08 18:59

Reported

2024-05-08 19:02

Platform

win10v2004-20240426-en

Max time kernel

149s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\1241b9fed1619a420274b6c8d34cc800_NEIKI.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\1241b9fed1619a420274b6c8d34cc800_NEIKI.exe

"C:\Users\Admin\AppData\Local\Temp\1241b9fed1619a420274b6c8d34cc800_NEIKI.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1784 -ip 1784

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 1784 -s 264

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 3.166.122.92.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
BE 2.17.196.106:443 www.bing.com tcp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
BE 2.17.196.106:443 www.bing.com tcp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 106.196.17.2.in-addr.arpa udp
US 8.8.8.8:53 89.65.42.20.in-addr.arpa udp

Files

N/A