Malware Analysis Report

2024-10-19 09:28

Sample ID 240713-xa2qvsvcrb
Target 42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118
SHA256 7ffcfe208773bc49ef7a0e832fe117592b8eaf83484ebc9cfe9c64eb354aadec
Tags
formbook t052 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

7ffcfe208773bc49ef7a0e832fe117592b8eaf83484ebc9cfe9c64eb354aadec

Threat Level: Known bad

The file 42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

formbook t052 rat spyware stealer trojan

Formbook

Formbook payload

Suspicious use of SetThreadContext

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-13 18:39

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-13 18:39

Reported

2024-07-13 18:42

Platform

win7-20240708-en

Max time kernel

121s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe"

Signatures

Formbook

trojan spyware stealer formbook

Formbook payload

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

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2504 wrote to memory of 2828 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe"

Network

N/A

Files

memory/2504-0-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

memory/2504-1-0x0000000000E40000-0x0000000000F3A000-memory.dmp

memory/2504-2-0x0000000073D00000-0x00000000743EE000-memory.dmp

memory/2504-3-0x00000000007B0000-0x00000000007BA000-memory.dmp

memory/2504-4-0x0000000073D0E000-0x0000000073D0F000-memory.dmp

memory/2504-5-0x0000000073D00000-0x00000000743EE000-memory.dmp

memory/2504-6-0x0000000004480000-0x00000000044E2000-memory.dmp

memory/2828-7-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2828-8-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2828-9-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2828-12-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2504-13-0x0000000073D00000-0x00000000743EE000-memory.dmp

memory/2828-14-0x0000000000820000-0x0000000000B23000-memory.dmp

memory/2828-15-0x0000000000820000-0x0000000000B23000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-13 18:39

Reported

2024-07-13 18:42

Platform

win10v2004-20240709-en

Max time kernel

94s

Max time network

95s

Command Line

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.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 AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2720 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2224 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe
PID 2720 wrote to memory of 2280 N/A C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

Processes

C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\42e06d3213f0d6aa88948aae99165f2b_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 147.142.123.92.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp

Files

memory/2720-0-0x000000007468E000-0x000000007468F000-memory.dmp

memory/2720-1-0x0000000000EA0000-0x0000000000F9A000-memory.dmp

memory/2720-2-0x0000000005950000-0x00000000059EC000-memory.dmp

memory/2720-3-0x0000000005FA0000-0x0000000006544000-memory.dmp

memory/2720-4-0x0000000005A90000-0x0000000005B22000-memory.dmp

memory/2720-5-0x00000000059F0000-0x00000000059FA000-memory.dmp

memory/2720-6-0x0000000005B30000-0x0000000005B86000-memory.dmp

memory/2720-7-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/2720-8-0x0000000005D30000-0x0000000005D3A000-memory.dmp

memory/2720-9-0x000000007468E000-0x000000007468F000-memory.dmp

memory/2720-10-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/2720-11-0x0000000001940000-0x00000000019A2000-memory.dmp

memory/2280-12-0x0000000000400000-0x000000000042E000-memory.dmp

memory/2720-14-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/2280-15-0x00000000013C0000-0x000000000170A000-memory.dmp