Malware Analysis Report

2024-10-24 21:03

Sample ID 240914-byb98a1bla
Target df40ac59f1022b97894abf0582662ff8_JaffaCakes118
SHA256 1765e5f0ee49b2b6cf4a7361bbaac484f15c6c1d003de02338fffdb615e831d8
Tags
smokeloader backdoor discovery trojan cryptone packer
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

1765e5f0ee49b2b6cf4a7361bbaac484f15c6c1d003de02338fffdb615e831d8

Threat Level: Known bad

The file df40ac59f1022b97894abf0582662ff8_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor discovery trojan cryptone packer

SmokeLoader

CryptOne packer

Loads dropped DLL

System Location Discovery: System Language Discovery

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-14 01:32

Signatures

CryptOne packer

cryptone packer
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-14 01:32

Reported

2024-09-14 01:35

Platform

win7-20240903-en

Max time kernel

121s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe"

Network

N/A

Files

memory/2376-0-0x0000000000220000-0x0000000000248000-memory.dmp

memory/2376-1-0x0000000000400000-0x000000000040A000-memory.dmp

\Users\Admin\AppData\Local\Temp\9A26.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2376-6-0x0000000000400000-0x000000000040A000-memory.dmp

memory/2376-5-0x0000000000400000-0x00000000004E7000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-14 01:32

Reported

2024-09-14 01:35

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\df40ac59f1022b97894abf0582662ff8_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 240.143.123.92.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp

Files

memory/2836-0-0x0000000002240000-0x0000000002268000-memory.dmp

memory/2836-1-0x0000000000400000-0x000000000040A000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9A26.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/2836-7-0x0000000000400000-0x000000000040A000-memory.dmp

memory/2836-6-0x0000000000400000-0x00000000004E7000-memory.dmp