Malware Analysis Report

2024-11-15 08:52

Sample ID 230223-1pdjcsbb5y
Target tmp
SHA256 13df95cc4f92ffd056e353d26493f69b53667970de247808b7f1e2de95dae364
Tags
purecrypter downloader loader
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

13df95cc4f92ffd056e353d26493f69b53667970de247808b7f1e2de95dae364

Threat Level: Known bad

The file tmp was found to be: Known bad.

Malicious Activity Summary

purecrypter downloader loader

Purecrypter family

PureCrypter

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-02-23 21:49

Signatures

Purecrypter family

purecrypter

Analysis: behavioral1

Detonation Overview

Submitted

2023-02-23 21:49

Reported

2023-02-23 21:51

Platform

win7-20230220-en

Max time kernel

147s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\tmp.exe"

Signatures

PureCrypter

loader downloader purecrypter

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe N/A

Processes

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

"C:\Users\Admin\AppData\Local\Temp\tmp.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 naadhira.store udp

Files

memory/1376-54-0x0000000000AA0000-0x0000000000AA8000-memory.dmp

memory/1376-55-0x0000000000760000-0x00000000007A0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-02-23 21:49

Reported

2023-02-23 21:51

Platform

win10v2004-20230220-en

Max time kernel

150s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\tmp.exe"

Signatures

PureCrypter

loader downloader purecrypter

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\tmp.exe N/A

Processes

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

"C:\Users\Admin\AppData\Local\Temp\tmp.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 13.89.179.8:443 tcp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
US 8.8.8.8:53 naadhira.store udp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 209.197.3.8:80 tcp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp
US 8.8.8.8:53 naadhira.store udp

Files

memory/1244-133-0x00000000009C0000-0x00000000009C8000-memory.dmp

memory/1244-134-0x0000000005400000-0x0000000005410000-memory.dmp

memory/1244-135-0x0000000005400000-0x0000000005410000-memory.dmp