Malware Analysis Report

2024-10-23 22:12

Sample ID 240717-he8yeasdmf
Target DHL_TOC2_2407081728458457.pdf.exe
SHA256 81e716048fef66f3f6ccdebc7df3867ebb4ab9cda48578702345203ba2a6d74d
Tags
formbook rn94 rat spyware stealer trojan
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

81e716048fef66f3f6ccdebc7df3867ebb4ab9cda48578702345203ba2a6d74d

Threat Level: Known bad

The file DHL_TOC2_2407081728458457.pdf.exe was found to be: Known bad.

Malicious Activity Summary

formbook rn94 rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-17 06:40

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-17 06:40

Reported

2024-07-17 06:42

Platform

win7-20240705-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2372 set thread context of 2220 N/A C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"

C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"

Network

N/A

Files

memory/2372-0-0x0000000074A5E000-0x0000000074A5F000-memory.dmp

memory/2372-1-0x0000000001230000-0x00000000012D2000-memory.dmp

memory/2372-2-0x0000000074A50000-0x000000007513E000-memory.dmp

memory/2372-3-0x0000000000490000-0x00000000004AA000-memory.dmp

memory/2372-4-0x00000000004B0000-0x00000000004BE000-memory.dmp

memory/2372-5-0x0000000000800000-0x0000000000876000-memory.dmp

memory/2220-6-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2220-13-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2220-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2220-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2372-14-0x0000000074A50000-0x000000007513E000-memory.dmp

memory/2220-15-0x0000000000880000-0x0000000000B83000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-17 06:40

Reported

2024-07-17 06:42

Platform

win10v2004-20240709-en

Max time kernel

139s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 5052 set thread context of 1100 N/A C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"

C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\DHL_TOC2_2407081728458457.pdf.exe"

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 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.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 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

memory/5052-0-0x0000000074BAE000-0x0000000074BAF000-memory.dmp

memory/5052-1-0x0000000000FB0000-0x0000000001052000-memory.dmp

memory/5052-2-0x0000000006010000-0x00000000065B4000-memory.dmp

memory/5052-3-0x0000000005A60000-0x0000000005AF2000-memory.dmp

memory/5052-4-0x0000000005B00000-0x0000000005B0A000-memory.dmp

memory/5052-5-0x0000000074BA0000-0x0000000075350000-memory.dmp

memory/5052-6-0x0000000005FB0000-0x0000000005FCA000-memory.dmp

memory/5052-7-0x0000000005F90000-0x0000000005F9E000-memory.dmp

memory/5052-8-0x0000000006DF0000-0x0000000006E66000-memory.dmp

memory/5052-9-0x00000000097A0000-0x000000000983C000-memory.dmp

memory/1100-10-0x0000000000400000-0x000000000042F000-memory.dmp

memory/5052-12-0x0000000074BA0000-0x0000000075350000-memory.dmp

memory/1100-13-0x00000000014A0000-0x00000000017EA000-memory.dmp