Malware Analysis Report

2025-01-19 07:10

Sample ID 240624-xlrd9s1brp
Target 0a450102c0d791261b95fbd75a31a494_JaffaCakes118
SHA256 584cfd0ebe623a082e585b8f6b290b3a08d03f1c41cc8f96412a29c36e337a01
Tags
ramnit banker bootkit persistence spyware stealer trojan upx worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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

584cfd0ebe623a082e585b8f6b290b3a08d03f1c41cc8f96412a29c36e337a01

Threat Level: Known bad

The file 0a450102c0d791261b95fbd75a31a494_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

ramnit banker bootkit persistence spyware stealer trojan upx worm

Ramnit

Executes dropped EXE

Loads dropped DLL

UPX packed file

Writes to the Master Boot Record (MBR)

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-24 18:56

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-24 18:56

Reported

2024-06-24 18:59

Platform

win7-20240611-en

Max time kernel

15s

Max time network

126s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe"

Signatures

Ramnit

trojan spyware stealer worm banker ramnit

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118mgr.exe N/A

UPX packed file

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

Writes to the Master Boot Record (MBR)

bootkit persistence
Description Indicator Process Target
File opened for modification \??\PHYSICALDRIVE0 C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118mgr.exe

C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118mgr.exe

Network

N/A

Files

\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118mgr.exe

MD5 32e2446e5ea8b44ee87ed1dec23ea040
SHA1 1341be8ec8be902630fc92657b10016c5d83c14b
SHA256 1f261c1a1c5e7c051cbc0332db237c8e7335661251af2d950b05edd6d515f170
SHA512 95b36862faec87482a2dd6aa16a2bbcfe73dcd30796d4d98db7ae6b46ec73c4f6de9880c7e8042697ffc5fddb296bd4610e69b0fb8275566c5cd3e85d9e693f6

memory/3000-8-0x0000000000400000-0x0000000000482000-memory.dmp

memory/2360-9-0x0000000000220000-0x0000000000288000-memory.dmp

memory/2360-10-0x0000000000400000-0x0000000000468000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM7EF0.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2360-14-0x0000000000400000-0x0000000000468000-memory.dmp

\Users\Admin\AppData\Local\Temp\~TM8058.tmp

MD5 9b98d47916ead4f69ef51b56b0c2323c
SHA1 290a80b4ded0efc0fd00816f373fcea81a521330
SHA256 96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b
SHA512 68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

memory/2360-19-0x0000000000400000-0x0000000000468000-memory.dmp

memory/2360-21-0x0000000000220000-0x0000000000288000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-24 18:56

Reported

2024-06-24 18:57

Platform

win10v2004-20240508-en

Max time kernel

0s

Command Line

"C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\0a450102c0d791261b95fbd75a31a494_JaffaCakes118.exe"

Network

N/A

Files

N/A