Malware Analysis Report

2024-11-13 19:13

Sample ID 240714-kgqwqatbjj
Target 451020a5a64f39d8d434b37e039f4057_JaffaCakes118
SHA256 c684906ca32b3dd720ecc86aa54ca56a69f8300e112bd3af5f54d569e9e5ba27
Tags
smokeloader 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

c684906ca32b3dd720ecc86aa54ca56a69f8300e112bd3af5f54d569e9e5ba27

Threat Level: Known bad

The file 451020a5a64f39d8d434b37e039f4057_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

smokeloader backdoor trojan

SmokeLoader

Loads dropped DLL

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-14 08:34

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-14 08:34

Reported

2024-07-14 08:37

Platform

win7-20240705-en

Max time kernel

140s

Max time network

16s

Command Line

"C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe"

Signatures

Processes

C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2524 -s 132

Network

N/A

Files

memory/2524-4-0x0000000000400000-0x000000000040A000-memory.dmp

memory/2524-3-0x00000000001C0000-0x00000000001CA000-memory.dmp

memory/2524-1-0x00000000002F0000-0x00000000003F0000-memory.dmp

\Users\Admin\AppData\Local\Temp\9419.tmp

MD5 d124f55b9393c976963407dff51ffa79
SHA1 2c7bbedd79791bfb866898c85b504186db610b5d
SHA256 ea1e16247c848c8c171c4cd1fa17bc5a018a1fcb0c0dac25009066b6667b8eef
SHA512 278fe3a4b1fbbe700e4f4483b610133e975e36e101455661d5197bd892a68839b9d555499040d200c92aefa9e3819380e395c0cd85d5fc845c6364d128a8cf06

memory/2524-7-0x0000000000400000-0x000000000088B000-memory.dmp

memory/2524-8-0x00000000002F0000-0x00000000003F0000-memory.dmp

memory/2524-10-0x0000000000400000-0x000000000040A000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-14 08:34

Reported

2024-07-14 08:37

Platform

win10v2004-20240709-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe"

Signatures

SmokeLoader

trojan backdoor smokeloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_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\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe N/A
Key enumerated \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\451020a5a64f39d8d434b37e039f4057_JaffaCakes118.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 2368 -ip 2368

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2368 -s 388

Network

Country Destination Domain Proto
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
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 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 11.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 6.173.189.20.in-addr.arpa udp

Files

memory/2368-3-0x0000000000400000-0x000000000040A000-memory.dmp

memory/2368-2-0x0000000000A30000-0x0000000000A3A000-memory.dmp

memory/2368-1-0x0000000000A50000-0x0000000000B50000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\9419.tmp

MD5 4f3387277ccbd6d1f21ac5c07fe4ca68
SHA1 e16506f662dc92023bf82def1d621497c8ab5890
SHA256 767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA512 9da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219

memory/2368-9-0x0000000000400000-0x000000000040A000-memory.dmp

memory/2368-8-0x0000000000400000-0x000000000088B000-memory.dmp