Malware Analysis Report

2025-03-14 22:35

Sample ID 240406-13qqvace2y
Target e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118
SHA256 d130f1e93a5bbf660dc5444dbbd3caf2dd76c12f3af67c075189f1df9edf7ea9
Tags
persistence
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

d130f1e93a5bbf660dc5444dbbd3caf2dd76c12f3af67c075189f1df9edf7ea9

Threat Level: Known bad

The file e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

persistence

Adds autorun key to be loaded by Explorer.exe on startup

Loads dropped DLL

Deletes itself

Drops file in System32 directory

Unsigned PE

Modifies registry class

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-04-06 22:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-06 22:10

Reported

2024-04-06 22:13

Platform

win7-20240319-en

Max time kernel

119s

Max time network

123s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe"

Signatures

Adds autorun key to be loaded by Explorer.exe on startup

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\cliconfgzx.dll = "{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}" C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Deletes itself

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

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\cliconfgzx.tmp C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\cliconfgzx.nls C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
File created C:\Windows\SysWOW64\cliconfgzx.tmp C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07} C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ = "C:\\Windows\\SysWow64\\cliconfgzx.dll" C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\AC37.tmp.bat

Network

N/A

Files

\Windows\SysWOW64\cliconfgzx.dll

MD5 8279782b7c6d4621af1ae9a5393cef57
SHA1 b5cdb871aab5ca9f5afaf08567680a8795d084a9
SHA256 ae12ca37464b636bafe72cee0c93420bf38eb5bfb8e45dcb8beed7b9cea8c0fa
SHA512 071febbd33c0f5eea265d7302dab5c7d90b653f83ad6eefcd04a4da478c3252ffd26691228e379e5a5724e7c905746f344775d5e6b879da66119f27ac0d1a0c2

memory/2528-8-0x0000000020000000-0x000000002006C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\AC37.tmp.bat

MD5 0c6a27541d64763b9f1ae8322b3786f8
SHA1 6cd990b05f1b17d2a2e02db32f80c7ffd161ff2e
SHA256 017ecfbe81e374ab7e3e77450e6a8f9bdc41bdf914097c440cf325bbdc8abcb4
SHA512 ebc5aa55c319c98f5c86fb69fa132f83158f3ff89e33d5a488b8bf6b0285c5d60e8e6fb8b63ee14bb470f35176a3c39fa14d15fcc9a0b454aee3dd4a9de83143

memory/2528-17-0x0000000020000000-0x000000002006C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-06 22:10

Reported

2024-04-06 22:13

Platform

win10v2004-20240226-en

Max time kernel

91s

Max time network

128s

Command Line

"C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe"

Signatures

Adds autorun key to be loaded by Explorer.exe on startup

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\ShellServiceObjectDelayLoad\cliconfgzx.dll = "{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}" C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\cliconfgzx.tmp C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\cliconfgzx.tmp C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
File opened for modification C:\Windows\SysWOW64\cliconfgzx.nls C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07} C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32 C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ = "C:\\Windows\\SysWow64\\cliconfgzx.dll" C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7A6DF30E-D0F2-446f-B4F0-BF4232D60E07}\InProcServer32\ThreadingModel = "Apartment" C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\e36635784e4a3f8220fcd4ca3ff63200_JaffaCakes118.exe"

C:\Windows\SysWOW64\cmd.exe

C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\B8F0.tmp.bat

Network

Country Destination Domain Proto
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 17.83.221.88.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp

Files

C:\Windows\SysWOW64\cliconfgzx.dll

MD5 2735d9d5a58f034d7910125521fd3607
SHA1 ed01e6166eee5ae958bb260f0bbe65e491594764
SHA256 7a2de892cbedb5765ec4db74a828f412141114386ffe227939b3f2ec38ca3803
SHA512 5a1be09dd858ecc33348710d152ae35ecf6954061db7ae9dace2ddda2d1417914e0a242465dde30167ee60d12cdd7ff00d6ffae90427c54f559e53e7ec4d7dea

memory/1864-9-0x0000000020000000-0x000000002006C000-memory.dmp

memory/1864-13-0x0000000020000000-0x000000002006C000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\B8F0.tmp.bat

MD5 0c6a27541d64763b9f1ae8322b3786f8
SHA1 6cd990b05f1b17d2a2e02db32f80c7ffd161ff2e
SHA256 017ecfbe81e374ab7e3e77450e6a8f9bdc41bdf914097c440cf325bbdc8abcb4
SHA512 ebc5aa55c319c98f5c86fb69fa132f83158f3ff89e33d5a488b8bf6b0285c5d60e8e6fb8b63ee14bb470f35176a3c39fa14d15fcc9a0b454aee3dd4a9de83143