Malware Analysis Report

2025-03-15 08:08

Sample ID 240813-kfr3dstcrd
Target 9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118
SHA256 472d74bc18962b266e6f5a8b91b20412657fac4a5e59786006f7434b28f56d6a
Tags
cobaltstrike 0 305419896 backdoor 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

472d74bc18962b266e6f5a8b91b20412657fac4a5e59786006f7434b28f56d6a

Threat Level: Known bad

The file 9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

cobaltstrike 0 305419896 backdoor trojan

Cobaltstrike

Unsigned PE

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-08-13 08:32

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-13 08:32

Reported

2024-08-13 08:35

Platform

win7-20240704-en

Max time kernel

141s

Max time network

138s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 192.168.8.133:8033 tcp
N/A 192.168.8.133:8033 tcp
N/A 192.168.8.133:8033 tcp
N/A 192.168.8.133:8033 tcp

Files

memory/2348-0-0x00000000002C0000-0x0000000000300000-memory.dmp

memory/2348-2-0x0000000000340000-0x000000000038D000-memory.dmp

memory/2348-3-0x0000000000400000-0x000000000057D000-memory.dmp

memory/2348-5-0x0000000000340000-0x000000000038D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-13 08:32

Reported

2024-08-13 08:35

Platform

win10v2004-20240802-en

Max time kernel

148s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118.exe"

Signatures

Cobaltstrike

trojan backdoor cobaltstrike

Processes

C:\Users\Admin\AppData\Local\Temp\9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\9251f81f1b2460020ab7efe8d9c190c5_JaffaCakes118.exe"

Network

Country Destination Domain Proto
N/A 192.168.8.133:8033 tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 68.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
N/A 192.168.8.133:8033 tcp
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

Files

memory/1792-1-0x0000000000180000-0x00000000001C0000-memory.dmp

memory/1792-2-0x0000000000B80000-0x0000000000BCD000-memory.dmp

memory/1792-3-0x0000000000400000-0x000000000057D000-memory.dmp

memory/1792-5-0x0000000000B80000-0x0000000000BCD000-memory.dmp