Malware Analysis Report

2024-12-08 01:26

Sample ID 240724-enzjjsxdkn
Target 6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118
SHA256 010031cf8c7810a3093dabff5225827059e588a48cbee58f3af5d57f47b13a04
Tags
smokeloader li11 backdoor discovery 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

010031cf8c7810a3093dabff5225827059e588a48cbee58f3af5d57f47b13a04

Threat Level: Known bad

The file 6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader li11 backdoor discovery trojan

SmokeLoader

Loads dropped DLL

Unsigned PE

Program crash

System Location Discovery: System Language Discovery

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-24 04:05

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-24 04:05

Reported

2024-07-24 04:08

Platform

win7-20240708-en

Max time kernel

122s

Max time network

124s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_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\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 176

Network

N/A

Files

memory/2320-1-0x00000000004C0000-0x00000000004C1000-memory.dmp

memory/2320-3-0x00000000004F0000-0x00000000004FA000-memory.dmp

memory/2320-2-0x00000000004E0000-0x00000000004EA000-memory.dmp

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

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2320-6-0x00000000004F0000-0x00000000004FA000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-24 04:05

Reported

2024-07-24 04:08

Platform

win10v2004-20240709-en

Max time kernel

150s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_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\6a2ddc8960ef0a190dfd87595775fddd_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\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\6a2ddc8960ef0a190dfd87595775fddd_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 460 -ip 460

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 460 -s 508

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 71.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.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 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

memory/460-1-0x0000000002CF0000-0x0000000002CF1000-memory.dmp

memory/460-2-0x0000000002D10000-0x0000000002D1A000-memory.dmp

memory/460-3-0x0000000002D20000-0x0000000002D2A000-memory.dmp

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

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/460-7-0x0000000002D20000-0x0000000002D2A000-memory.dmp