Analysis Overview
SHA256
c35a8b3b3b954f61354068c0fc1fa3178c866dfe0eb7c04081b3b4f76991b197
Threat Level: Known bad
The file 86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
ISR Stealer payload
ISR Stealer
NirSoft MailPassView
Nirsoft
UPX packed file
Drops startup file
Reads user/profile data of web browsers
Adds Run key to start application
Accesses Microsoft Outlook accounts
Writes to the Master Boot Record (MBR)
Suspicious use of SetThreadContext
Unsigned PE
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-31 12:34
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-31 12:34
Reported
2024-05-31 12:36
Platform
win7-20240215-en
Max time kernel
121s
Max time network
122s
Command Line
Signatures
ISR Stealer
ISR Stealer payload
| 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 |
NirSoft MailPassView
| 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 |
Nirsoft
| 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 |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
UPX packed file
| 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 |
| 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 |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2328 set thread context of 2064 | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe |
| PID 2064 set thread context of 2576 | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe |
| PID 2064 set thread context of 2532 | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\qMy5WqBkxV.ini"
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\g9GDjVtenS.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | nmbs.net.au | udp |
| SG | 85.187.128.57:80 | nmbs.net.au | tcp |
Files
memory/2328-1-0x0000000000270000-0x00000000002B2000-memory.dmp
memory/2328-8-0x0000000000240000-0x0000000000241000-memory.dmp
memory/2328-7-0x00000000002D0000-0x00000000002D1000-memory.dmp
memory/2328-6-0x00000000002E0000-0x00000000002E1000-memory.dmp
memory/2328-5-0x0000000000300000-0x0000000000301000-memory.dmp
memory/2328-4-0x0000000000220000-0x0000000000221000-memory.dmp
memory/2328-3-0x0000000000230000-0x0000000000231000-memory.dmp
memory/2328-2-0x0000000000330000-0x0000000000331000-memory.dmp
memory/2328-0-0x0000000000400000-0x00000000006CA000-memory.dmp
memory/2328-18-0x0000000002060000-0x0000000002061000-memory.dmp
memory/2328-17-0x00000000020B0000-0x00000000020B1000-memory.dmp
memory/2328-16-0x00000000020C0000-0x00000000020C1000-memory.dmp
memory/2328-15-0x00000000003F0000-0x00000000003F1000-memory.dmp
memory/2328-14-0x00000000003E0000-0x00000000003E1000-memory.dmp
memory/2328-13-0x0000000002010000-0x0000000002011000-memory.dmp
memory/2328-12-0x0000000001FF0000-0x0000000001FF1000-memory.dmp
memory/2328-11-0x0000000002000000-0x0000000002002000-memory.dmp
memory/2328-10-0x00000000003D0000-0x00000000003D1000-memory.dmp
memory/2328-9-0x00000000002C0000-0x00000000002C1000-memory.dmp
memory/2328-19-0x0000000002590000-0x0000000002591000-memory.dmp
memory/2064-24-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2328-38-0x0000000000400000-0x00000000006CA000-memory.dmp
memory/2328-37-0x0000000003DF0000-0x00000000040BA000-memory.dmp
memory/2064-29-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/2064-22-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2064-20-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2328-36-0x0000000000270000-0x00000000002B2000-memory.dmp
memory/2064-28-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2576-43-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2064-42-0x00000000026D0000-0x000000000299A000-memory.dmp
memory/2576-45-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2576-46-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2576-47-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2576-49-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\qMy5WqBkxV.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/2532-52-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2532-55-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2532-54-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2532-57-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2064-56-0x0000000003AE0000-0x0000000003DAA000-memory.dmp
memory/2532-58-0x0000000000400000-0x000000000041F000-memory.dmp
memory/2064-60-0x0000000000400000-0x0000000000442000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-31 12:34
Reported
2024-05-31 12:36
Platform
win10v2004-20240508-en
Max time kernel
149s
Max time network
154s
Command Line
Signatures
ISR Stealer
ISR Stealer payload
| 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 |
NirSoft MailPassView
| 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 |
Nirsoft
| 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 |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Reads user/profile data of web browsers
UPX packed file
| 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 |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Accesses Microsoft Outlook accounts
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\Software\Microsoft\Office\Outlook\OMI Account Manager\Accounts | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Roaming\\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe" | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1128 set thread context of 4376 | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe |
| PID 4376 set thread context of 2376 | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe |
| PID 4376 set thread context of 4512 | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\Mt8KghcOBP.ini"
C:\Users\Admin\AppData\Local\Temp\86e0a65c4233d5a9d74bae394e68df0fJaffaCakes118.exe
/scomma "C:\Users\Admin\AppData\Local\Temp\vrqON10DJL.ini"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.181.190.20.in-addr.arpa | udp |
| BE | 88.221.83.251:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 251.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | nmbs.net.au | udp |
| SG | 85.187.128.57:80 | nmbs.net.au | tcp |
| US | 8.8.8.8:53 | 57.128.187.85.in-addr.arpa | 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 | 240.197.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.99.105.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | udp |
Files
memory/1128-1-0x0000000002370000-0x00000000023B2000-memory.dmp
memory/1128-0-0x0000000000400000-0x00000000006CA000-memory.dmp
memory/1128-8-0x0000000000770000-0x0000000000771000-memory.dmp
memory/1128-7-0x0000000002330000-0x0000000002331000-memory.dmp
memory/1128-6-0x0000000002340000-0x0000000002341000-memory.dmp
memory/1128-5-0x0000000002350000-0x0000000002351000-memory.dmp
memory/1128-4-0x0000000000750000-0x0000000000751000-memory.dmp
memory/1128-3-0x0000000000760000-0x0000000000761000-memory.dmp
memory/1128-2-0x00000000023D0000-0x00000000023D1000-memory.dmp
memory/1128-11-0x0000000002440000-0x0000000002442000-memory.dmp
memory/1128-10-0x00000000023F0000-0x00000000023F1000-memory.dmp
memory/1128-9-0x0000000002320000-0x0000000002321000-memory.dmp
memory/1128-18-0x0000000002460000-0x0000000002461000-memory.dmp
memory/1128-17-0x0000000002470000-0x0000000002471000-memory.dmp
memory/1128-16-0x0000000002480000-0x0000000002481000-memory.dmp
memory/1128-15-0x0000000002410000-0x0000000002411000-memory.dmp
memory/1128-14-0x0000000002400000-0x0000000002401000-memory.dmp
memory/1128-13-0x0000000002450000-0x0000000002451000-memory.dmp
memory/1128-12-0x0000000002430000-0x0000000002431000-memory.dmp
memory/1128-19-0x00000000025F0000-0x00000000025F1000-memory.dmp
memory/4376-20-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4376-22-0x0000000000400000-0x0000000000442000-memory.dmp
memory/4376-24-0x0000000000400000-0x0000000000442000-memory.dmp
memory/2376-27-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2376-32-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2376-30-0x0000000000400000-0x0000000000453000-memory.dmp
memory/2376-37-0x0000000000400000-0x0000000000453000-memory.dmp
memory/1128-39-0x0000000002370000-0x00000000023B2000-memory.dmp
memory/1128-40-0x0000000000400000-0x00000000006CA000-memory.dmp
memory/2376-29-0x0000000000400000-0x0000000000453000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Mt8KghcOBP.ini
| MD5 | d1ea279fb5559c020a1b4137dc4de237 |
| SHA1 | db6f8988af46b56216a6f0daf95ab8c9bdb57400 |
| SHA256 | fcdcc2c46896915a1c695d6231f0fee336a668531b7a3da46178c80362546dba |
| SHA512 | 720e9c284f0559015312df7fe977563e5e16f48d3506e51eb4016adf7971924d352f740b030aa3adc81b6f65fd1dba12df06d10fa6c115074e5097e7ee0f08b3 |
memory/4512-42-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4512-45-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4512-46-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4512-47-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4512-48-0x0000000000400000-0x000000000041F000-memory.dmp
memory/4376-50-0x0000000000400000-0x0000000000442000-memory.dmp