Analysis Overview
SHA256
b7b278f28e0760b520f5807dc8f33b554955ac2a9566d44bf79818dd70ae388d
Threat Level: Shows suspicious behavior
The file 507d7183c6cac4f710285c3b0df81f25_JaffaCakes118 was found to be: Shows suspicious behavior.
Malicious Activity Summary
Reads user/profile data of web browsers
Reads user/profile data of local email clients
Looks up external IP address via web service
Accesses Microsoft Outlook profiles
Suspicious use of SetThreadContext
Unsigned PE
outlook_office_path
Suspicious use of SetWindowsHookEx
outlook_win_path
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: RenamesItself
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-05-17 16:49
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-17 16:49
Reported
2024-05-17 16:51
Platform
win7-20240221-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2784 set thread context of 3064 | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe
"C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe"
C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe
"C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| DE | 193.122.6.168:80 | checkip.dyndns.org | tcp |
Files
memory/2784-0-0x0000000074B21000-0x0000000074B22000-memory.dmp
memory/2784-1-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/2784-2-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/2784-3-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/3064-4-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-14-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-18-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-16-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3064-10-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-8-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-6-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3064-22-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/3064-21-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/2784-20-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/3064-19-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/3064-23-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/3064-24-0x0000000074B20000-0x00000000750CB000-memory.dmp
memory/3064-25-0x0000000074B20000-0x00000000750CB000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-17 16:49
Reported
2024-05-17 16:51
Platform
win10v2004-20240426-en
Max time kernel
137s
Max time network
126s
Command Line
Signatures
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Accesses Microsoft Outlook profiles
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Looks up external IP address via web service
| Description | Indicator | Process | Target |
| N/A | checkip.dyndns.org | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3288 set thread context of 3544 | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Suspicious use of WriteProcessMemory
outlook_office_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
outlook_win_path
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-4018855536-2201274732-320770143-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676 | C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe
"C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe"
C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe
"C:\Users\Admin\AppData\Local\Temp\okkkkkkkk.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| NL | 23.62.61.194:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 18.24.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | checkip.dyndns.org | udp |
| US | 158.101.44.242:80 | checkip.dyndns.org | tcp |
| NL | 23.62.61.89:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 242.44.101.158.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 89.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 11.227.111.52.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 | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/3288-0-0x0000000074772000-0x0000000074773000-memory.dmp
memory/3288-1-0x0000000074770000-0x0000000074D21000-memory.dmp
memory/3288-2-0x0000000074770000-0x0000000074D21000-memory.dmp
memory/3544-3-0x0000000000400000-0x0000000000436000-memory.dmp
memory/3544-7-0x0000000074770000-0x0000000074D21000-memory.dmp
memory/3288-6-0x0000000074770000-0x0000000074D21000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\okkkkkkkk.exe.log
| MD5 | 00b72ea3d569eb0d4fb85691b642f47c |
| SHA1 | f9134a33706eb76ddb00e5276639d660a071da9b |
| SHA256 | cd62d4fbf8b135be5c0b8448a7d53db7784869761a10ec99473f58f44d8e686c |
| SHA512 | 62af7608834d84fa95470247cab4bfa5a382825f81e9918b762e62dfc6c467e7b50cfb5b2fd36eff1da320e22aa8c1427c02820e06d9f2f6483e64740a43e8df |
memory/3544-8-0x0000000074770000-0x0000000074D21000-memory.dmp
memory/3544-9-0x0000000074770000-0x0000000074D21000-memory.dmp
memory/3544-10-0x0000000074770000-0x0000000074D21000-memory.dmp
memory/3544-11-0x0000000074770000-0x0000000074D21000-memory.dmp