Malware Analysis Report

2024-11-13 19:13

Sample ID 240713-2mfflszfnk
Target 43a3cb367aad2a93691346ec4931763c_JaffaCakes118
SHA256 942b9ddf33d9d9e956fae3a3e173677ee6da9e0a409aca4a4a094e3a956f1da0
Tags
smokeloader li11 backdoor trojan
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

942b9ddf33d9d9e956fae3a3e173677ee6da9e0a409aca4a4a094e3a956f1da0

Threat Level: Known bad

The file 43a3cb367aad2a93691346ec4931763c_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader li11 backdoor trojan

SmokeLoader

Loads dropped DLL

Unsigned PE

Program crash

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-13 22:41

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-13 22:41

Reported

2024-07-13 22:44

Platform

win7-20240704-en

Max time kernel

13s

Max time network

19s

Command Line

"C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe"

Network

N/A

Files

memory/1916-0-0x0000000000200000-0x0000000000201000-memory.dmp

memory/1916-1-0x0000000000220000-0x000000000022A000-memory.dmp

\Users\Admin\AppData\Local\Temp\5C1B.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/1916-5-0x0000000000230000-0x000000000023A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-13 22:41

Reported

2024-07-13 22:44

Platform

win10v2004-20240709-en

Max time kernel

94s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\43a3cb367aad2a93691346ec4931763c_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4796 -ip 4796

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4796 -s 460

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 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/4796-0-0x0000000000CA0000-0x0000000000CA1000-memory.dmp

memory/4796-2-0x0000000000CD0000-0x0000000000CDA000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\5C1B.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/4796-1-0x0000000000CC0000-0x0000000000CCA000-memory.dmp

memory/4796-7-0x0000000000CD0000-0x0000000000CDA000-memory.dmp