Malware Analysis Report

2024-09-23 11:50

Sample ID 240614-n7gmhszdnd
Target a9931d09c357cb42f0136b83f8c35585_JaffaCakes118
SHA256 dd307eb37c36895539f973f7e2fdbc44efcc8b368914ec443805d705d460059a
Tags
upx bootkit persistence
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK Matrix

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

dd307eb37c36895539f973f7e2fdbc44efcc8b368914ec443805d705d460059a

Threat Level: Shows suspicious behavior

The file a9931d09c357cb42f0136b83f8c35585_JaffaCakes118 was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx bootkit persistence

Loads dropped DLL

ACProtect 1.3x - 1.4x DLL software

UPX packed file

Writes to the Master Boot Record (MBR)

Unsigned PE

Program crash

Enumerates physical storage devices

Modifies Internet Explorer settings

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

Suspicious use of SetWindowsHookEx

MITRE ATT&CK Matrix V13

Analysis: static1

Detonation Overview

Reported

2024-06-14 12:02

Signatures

ACProtect 1.3x - 1.4x DLL software

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

UPX packed file

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

Unsigned PE

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

Analysis: behavioral4

Detonation Overview

Submitted

2024-06-14 12:02

Reported

2024-06-14 12:04

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

53s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll,#1

Signatures

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
N/A N/A N/A N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4364 wrote to memory of 3800 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4364 wrote to memory of 3800 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4364 wrote to memory of 3800 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3800 -ip 3800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 3800 -s 644

Network

Files

memory/3800-0-0x0000000010000000-0x000000001003E000-memory.dmp

memory/3800-1-0x0000000010009000-0x000000001000A000-memory.dmp

memory/3800-2-0x0000000010000000-0x000000001003E000-memory.dmp

memory/3800-3-0x0000000010000000-0x000000001003E000-memory.dmp

memory/3800-4-0x0000000010000000-0x000000001003E000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-14 12:02

Reported

2024-06-14 12:04

Platform

win7-20240508-en

Max time kernel

140s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe"

Signatures

ACProtect 1.3x - 1.4x DLL software

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.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\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe

"C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 dn-psdico.qbox.me udp
US 8.8.8.8:53 hi.baidu.com udp
US 8.8.8.8:53 dn-psdico.qbox.me udp
US 8.8.8.8:53 webpresence.qq.com udp

Files

\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll

MD5 114054313070472cd1a6d7d28f7c5002
SHA1 9a044986e6101df1a126035da7326a50c3fe9a23
SHA256 e15d9e1b772fed3db19e67b8d54533d1a2d46a37f8b12702a5892c6b886e9db1
SHA512 a2ff8481e89698dae4a1c83404105093472e384d7a3debbd7014e010543e08efc8ebb3f67c8a4ce09029e6b2a8fb7779bb402aae7c9987e61389cd8a72c73522

memory/2104-25-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2104-28-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-29-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-31-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-32-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-33-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-34-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-36-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-37-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-38-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-39-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-40-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-41-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-42-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-44-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-45-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-46-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-48-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-47-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-43-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-35-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-30-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-49-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2104-50-0x0000000000400000-0x0000000000A75000-memory.dmp

memory/2104-51-0x0000000000400000-0x0000000000A75000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-14 12:02

Reported

2024-06-14 12:04

Platform

win10v2004-20240611-en

Max time kernel

149s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe"

Signatures

ACProtect 1.3x - 1.4x DLL software

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.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\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A

Enumerates physical storage devices

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\IESettingSync C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A
Set value (int) \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A
Key created \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: 33 N/A C:\Windows\system32\AUDIODG.EXE N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\AUDIODG.EXE N/A

Processes

C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe

"C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\PSD缩略图补丁 4.5.exe"

C:\Windows\system32\AUDIODG.EXE

C:\Windows\system32\AUDIODG.EXE 0x394 0x4e0

Network

Country Destination Domain Proto
US 8.8.8.8:53 dn-psdico.qbox.me udp
US 8.8.8.8:53 hi.baidu.com udp
CN 124.239.243.41:80 dn-psdico.qbox.me tcp
CN 124.239.243.41:80 dn-psdico.qbox.me tcp
US 8.8.8.8:53 g.bing.com udp
US 13.107.21.237:443 g.bing.com tcp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 237.21.107.13.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 104.193.88.125:80 hi.baidu.com tcp
NL 23.62.61.194:443 www.bing.com tcp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 infoflow.baidu.com udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 125.88.193.104.in-addr.arpa udp
US 104.193.88.126:443 infoflow.baidu.com tcp
US 8.8.8.8:53 126.88.193.104.in-addr.arpa udp
US 8.8.8.8:53 226.21.18.104.in-addr.arpa udp
US 8.8.8.8:53 webpresence.qq.com udp
HK 203.205.239.181:80 webpresence.qq.com tcp
HK 203.205.239.181:443 webpresence.qq.com tcp
US 8.8.8.8:53 ocsp.digicert.cn udp
US 8.8.8.8:53 181.239.205.203.in-addr.arpa udp
GB 79.133.176.222:80 ocsp.digicert.cn tcp
US 8.8.8.8:53 222.176.133.79.in-addr.arpa udp
CN 123.235.31.41:80 dn-psdico.qbox.me tcp
CN 123.235.31.41:80 dn-psdico.qbox.me tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 24.139.73.23.in-addr.arpa udp
CN 113.219.142.41:80 dn-psdico.qbox.me tcp
CN 113.219.142.41:80 dn-psdico.qbox.me tcp
US 8.8.8.8:53 249.197.17.2.in-addr.arpa udp
CN 120.41.32.41:80 dn-psdico.qbox.me tcp
CN 120.41.32.41:80 dn-psdico.qbox.me tcp
CN 118.180.40.41:80 dn-psdico.qbox.me tcp
CN 118.180.40.41:80 dn-psdico.qbox.me tcp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 30.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll

MD5 114054313070472cd1a6d7d28f7c5002
SHA1 9a044986e6101df1a126035da7326a50c3fe9a23
SHA256 e15d9e1b772fed3db19e67b8d54533d1a2d46a37f8b12702a5892c6b886e9db1
SHA512 a2ff8481e89698dae4a1c83404105093472e384d7a3debbd7014e010543e08efc8ebb3f67c8a4ce09029e6b2a8fb7779bb402aae7c9987e61389cd8a72c73522

memory/456-22-0x0000000010000000-0x000000001003E000-memory.dmp

memory/456-25-0x0000000010009000-0x000000001000A000-memory.dmp

memory/456-26-0x0000000010000000-0x000000001003E000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-06-14 12:02

Reported

2024-06-14 12:04

Platform

win7-20240508-en

Max time kernel

140s

Max time network

118s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll,#1

Signatures

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
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A
N/A N/A N/A N/A

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\PSDsltbd_64xp7810\jedata.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2128 -s 248

Network

N/A

Files

memory/2128-1-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2128-2-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2128-0-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2128-3-0x0000000010009000-0x000000001000A000-memory.dmp

memory/2128-4-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2128-5-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2128-6-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2128-7-0x0000000010000000-0x000000001003E000-memory.dmp