Malware Analysis Report

2025-04-03 14:29

Sample ID 240930-agdw2sxcqk
Target ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118
SHA256 3ec257ac5b1594efa6862e7dfa6d4a4ed56f81ffb9e5320ce9dc95baaf9f00e1
Tags
guloader discovery downloader
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

3ec257ac5b1594efa6862e7dfa6d4a4ed56f81ffb9e5320ce9dc95baaf9f00e1

Threat Level: Known bad

The file ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

guloader discovery downloader

Guloader,Cloudeye

Checks QEMU agent file

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-30 00:10

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-09-30 00:10

Reported

2024-09-30 00:13

Platform

win7-20240708-en

Max time kernel

150s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Checks QEMU agent file

Description Indicator Process Target
File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A
File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 onedrive.live.com udp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.139.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 onedrive.live.com tcp
US 13.107.137.11:443 tcp

Files

memory/1988-2-0x0000000000760000-0x0000000000769000-memory.dmp

memory/1988-3-0x0000000076DF1000-0x0000000076EF2000-memory.dmp

memory/1988-7-0x0000000076DF0000-0x0000000076F99000-memory.dmp

memory/1988-6-0x0000000000760000-0x0000000000769000-memory.dmp

memory/2500-8-0x0000000076DF0000-0x0000000076F99000-memory.dmp

memory/2500-4-0x0000000000400000-0x0000000000553000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\CabC39F.tmp

MD5 49aebf8cbd62d92ac215b2923fb1b9f5
SHA1 1723be06719828dda65ad804298d0431f6aff976
SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512 bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

C:\Users\Admin\AppData\Local\Temp\TarC3C1.tmp

MD5 4ea6026cf93ec6338144661bf1202cd1
SHA1 a1dec9044f750ad887935a01430bf49322fbdcb7
SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA512 6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

memory/1988-169-0x0000000076DF0000-0x0000000076F99000-memory.dmp

memory/2500-269-0x0000000000400000-0x0000000000553000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-30 00:10

Reported

2024-09-30 00:13

Platform

win10v2004-20240802-en

Max time kernel

142s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Checks QEMU agent file

Description Indicator Process Target
File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A
File opened (read-only) C:\Program Files\Qemu-ga\qemu-ga.exe C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe"

C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\ff8d576d2a44ebd419da4cd03cd49ba6_JaffaCakes118.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 onedrive.live.com udp
US 13.107.137.11:443 onedrive.live.com tcp
US 8.8.8.8:53 11.137.107.13.in-addr.arpa udp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 43.229.111.52.in-addr.arpa udp

Files

memory/4236-2-0x00000000029F0000-0x00000000029F9000-memory.dmp

memory/4236-3-0x0000000077AF1000-0x0000000077C11000-memory.dmp

memory/4996-4-0x0000000000400000-0x000000000055D000-memory.dmp

memory/4236-6-0x00000000029F0000-0x00000000029F9000-memory.dmp

memory/4996-7-0x0000000000560000-0x0000000000660000-memory.dmp

memory/4996-11-0x0000000000560000-0x0000000000660000-memory.dmp

memory/4996-12-0x0000000000400000-0x000000000055D000-memory.dmp