Malware Analysis Report

2025-01-03 08:20

Sample ID 240706-aqke7asfqh
Target 273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118
SHA256 a1a1e7d238ccf05cc95937d3eca4921ce142ca8f1a7d9318e1da848eb18838b9
Tags
upx metasploit backdoor trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

a1a1e7d238ccf05cc95937d3eca4921ce142ca8f1a7d9318e1da848eb18838b9

Threat Level: Known bad

The file 273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

upx metasploit backdoor trojan

MetaSploit

Deletes itself

UPX packed file

Executes dropped EXE

Drops file in System32 directory

Drops file in Windows directory

Unsigned PE

Modifies data under HKEY_USERS

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-07-06 00:24

Signatures

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-06 00:24

Reported

2024-07-06 01:40

Platform

win7-20240704-en

Max time kernel

146s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\system\svchost.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\system\svchost.exe N/A

UPX packed file

upx
Description Indicator Process Target
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Drops file in System32 directory

Description Indicator Process Target
File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat C:\Windows\system\svchost.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\system\svchost.exe C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe N/A
File opened for modification C:\Windows\system\svchost.exe C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\system\svchost.exe N/A
Set value (int) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" C:\Windows\system\svchost.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\system\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings C:\Windows\system\svchost.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections C:\Windows\system\svchost.exe N/A
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\system\svchost.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe"

C:\Windows\system\svchost.exe

"C:\Windows\system\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 db.arrancar.org udp

Files

memory/2156-0-0x0000000000400000-0x0000000000483000-memory.dmp

C:\Windows\system\svchost.exe

MD5 273ae39e7e10a40aa1fb1f38caef167d
SHA1 290d8f10e7d9065dccb7b41c4c0678c665161e7a
SHA256 a1a1e7d238ccf05cc95937d3eca4921ce142ca8f1a7d9318e1da848eb18838b9
SHA512 89500b29146965dc1969f2f16c9ba61a6fb31be0fccc7b9460c006177be4d40d156c6ae576ee54abef5a24a2341688371692ce9268591c0c70da764ea099f9b6

memory/2540-4-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2156-5-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-7-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-8-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-9-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-10-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-11-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-12-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-13-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-14-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-15-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-16-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-17-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-18-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-19-0x0000000000400000-0x0000000000483000-memory.dmp

memory/2540-20-0x0000000000400000-0x0000000000483000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-06 00:24

Reported

2024-07-06 01:40

Platform

win10v2004-20240704-en

Max time kernel

147s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe"

Signatures

MetaSploit

trojan backdoor metasploit

Deletes itself

Description Indicator Process Target
N/A N/A C:\Windows\system\svchost.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\system\svchost.exe N/A

UPX packed file

upx
Description Indicator Process Target
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Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\system\svchost.exe C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe N/A
File opened for modification C:\Windows\system\svchost.exe C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system\svchost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\273ae39e7e10a40aa1fb1f38caef167d_JaffaCakes118.exe"

C:\Windows\system\svchost.exe

"C:\Windows\system\svchost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 99.58.20.217.in-addr.arpa udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp
US 8.8.8.8:53 db.arrancar.org udp

Files

memory/2384-0-0x0000000000400000-0x0000000000483000-memory.dmp

C:\Windows\System\svchost.exe

MD5 273ae39e7e10a40aa1fb1f38caef167d
SHA1 290d8f10e7d9065dccb7b41c4c0678c665161e7a
SHA256 a1a1e7d238ccf05cc95937d3eca4921ce142ca8f1a7d9318e1da848eb18838b9
SHA512 89500b29146965dc1969f2f16c9ba61a6fb31be0fccc7b9460c006177be4d40d156c6ae576ee54abef5a24a2341688371692ce9268591c0c70da764ea099f9b6

memory/2384-5-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-6-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-7-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-8-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-9-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-10-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-11-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-12-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-13-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-14-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-15-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-16-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-17-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-18-0x0000000000400000-0x0000000000483000-memory.dmp

memory/3640-19-0x0000000000400000-0x0000000000483000-memory.dmp