Malware Analysis Report

2024-10-23 22:16

Sample ID 240509-frzjdscc8z
Target cef1565654989742eaffa2cbc59947eb.exe
SHA256 f23b020b5a3aab42525b80bef3474df287cc7fa80dc3c13229c571e32fb99fe9
Tags
formbook ht3d 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

f23b020b5a3aab42525b80bef3474df287cc7fa80dc3c13229c571e32fb99fe9

Threat Level: Known bad

The file cef1565654989742eaffa2cbc59947eb.exe was found to be: Known bad.

Malicious Activity Summary

formbook ht3d 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

2024-05-09 05:07

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-09 05:07

Reported

2024-05-09 05:09

Platform

win7-20240220-en

Max time kernel

120s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.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 3044 set thread context of 2572 N/A C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe

"C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe"

C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe

"C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe"

Network

N/A

Files

memory/3044-0-0x00000000742AE000-0x00000000742AF000-memory.dmp

memory/3044-1-0x0000000001360000-0x000000000140A000-memory.dmp

memory/3044-2-0x00000000742A0000-0x000000007498E000-memory.dmp

memory/3044-3-0x0000000000530000-0x000000000054C000-memory.dmp

memory/3044-4-0x0000000000C90000-0x0000000000C9E000-memory.dmp

memory/3044-5-0x0000000000CA0000-0x0000000000CB6000-memory.dmp

memory/3044-6-0x0000000005350000-0x00000000053C6000-memory.dmp

memory/2572-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2572-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2572-7-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3044-12-0x00000000742A0000-0x000000007498E000-memory.dmp

memory/2572-8-0x0000000000400000-0x000000000042F000-memory.dmp

memory/2572-13-0x0000000000770000-0x0000000000A73000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-09 05:07

Reported

2024-05-09 05:09

Platform

win10v2004-20240508-en

Max time kernel

94s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.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 3536 set thread context of 4340 N/A C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe

"C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe"

C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe

"C:\Users\Admin\AppData\Local\Temp\cef1565654989742eaffa2cbc59947eb.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 77.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/3536-0-0x00000000750EE000-0x00000000750EF000-memory.dmp

memory/3536-1-0x0000000000AE0000-0x0000000000B8A000-memory.dmp

memory/3536-2-0x0000000005AB0000-0x0000000006054000-memory.dmp

memory/3536-3-0x00000000055A0000-0x0000000005632000-memory.dmp

memory/3536-4-0x0000000005590000-0x000000000559A000-memory.dmp

memory/3536-5-0x0000000005840000-0x00000000058DC000-memory.dmp

memory/3536-6-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/3536-7-0x0000000005800000-0x000000000581C000-memory.dmp

memory/3536-8-0x00000000059F0000-0x00000000059FE000-memory.dmp

memory/3536-9-0x0000000005AA0000-0x0000000005AB6000-memory.dmp

memory/3536-10-0x0000000006D50000-0x0000000006DC6000-memory.dmp

memory/4340-11-0x0000000000400000-0x000000000042F000-memory.dmp

memory/3536-13-0x00000000750E0000-0x0000000075890000-memory.dmp

memory/4340-14-0x00000000011C0000-0x000000000150A000-memory.dmp