Analysis Overview
SHA256
612c55d50423f24426425d329e98cc87ec55c5631450f8338acfe8c7b6f69081
Threat Level: Known bad
The file 5d543ec7dc016ed07039f97fae98d723_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
NanoCore
Executes dropped EXE
Loads dropped DLL
Checks computer location settings
Drops startup file
Adds Run key to start application
Checks whether UAC is enabled
Suspicious use of SetThreadContext
Drops file in Program Files directory
Enumerates physical storage devices
Unsigned PE
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-20 05:07
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-20 05:07
Reported
2024-05-20 05:09
Platform
win10v2004-20240508-en
Max time kernel
146s
Max time network
150s
Command Line
Signatures
NanoCore
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.lnk | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\DDP Host = "C:\\Program Files (x86)\\DDP Host\\ddphost.exe" | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 3172 set thread context of 4904 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\DDP Host\ddphost.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| File opened for modification | C:\Program Files (x86)\DDP Host\ddphost.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAA74.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "DDP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpAAC3.tmp"
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 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 77.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.237:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 68.32.126.40.in-addr.arpa | udp |
| BE | 88.221.83.200:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 237.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.83.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 57.169.31.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 104.219.191.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| KR | 160.202.163.246:1011 | tcp | |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 29.243.111.52.in-addr.arpa | udp |
| KR | 160.202.163.246:1011 | tcp | |
| 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 | 200.197.79.204.in-addr.arpa | udp |
| KR | 160.202.163.246:1011 | tcp | |
| KR | 160.202.163.246:1011 | tcp | |
| KR | 160.202.163.246:1011 | tcp |
Files
memory/3364-0-0x0000000074FEE000-0x0000000074FEF000-memory.dmp
memory/3364-1-0x0000000000390000-0x000000000040A000-memory.dmp
memory/3364-2-0x00000000053F0000-0x0000000005994000-memory.dmp
memory/3364-3-0x0000000004E40000-0x0000000004ED2000-memory.dmp
memory/3364-4-0x0000000004D90000-0x0000000004DA0000-memory.dmp
memory/3364-5-0x0000000004FD0000-0x0000000004FDA000-memory.dmp
memory/3364-6-0x0000000074FE0000-0x0000000075790000-memory.dmp
memory/3364-9-0x0000000074FEE000-0x0000000074FEF000-memory.dmp
memory/3364-10-0x0000000074FE0000-0x0000000075790000-memory.dmp
memory/3364-13-0x0000000074FE0000-0x0000000075790000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
| MD5 | 5d543ec7dc016ed07039f97fae98d723 |
| SHA1 | 32333a9457b20982a8ea385d8af9acf10ede321e |
| SHA256 | 612c55d50423f24426425d329e98cc87ec55c5631450f8338acfe8c7b6f69081 |
| SHA512 | 7678a9e8390ca762eb61cbfa70ab9661ac950da3434f5497a90c41b4b81f733ad2f6a406797a50ac87b09b37538c0d9c8df1bf42777c3244cff8bf3af37cc5d5 |
memory/3172-16-0x0000000074FE0000-0x0000000075790000-memory.dmp
memory/3172-17-0x0000000074FE0000-0x0000000075790000-memory.dmp
memory/3172-18-0x0000000074FE0000-0x0000000075790000-memory.dmp
memory/3172-20-0x0000000007410000-0x00000000074AC000-memory.dmp
memory/4904-24-0x00000000003A0000-0x00000000003D8000-memory.dmp
memory/3172-25-0x0000000074FE0000-0x0000000075790000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmpAA74.tmp
| MD5 | 6ee6d332673c44b281867ff9c44ae458 |
| SHA1 | ef6511f3b039ab45c5ae6e1ac9f1c542c00fcc88 |
| SHA256 | 80fc896a358535a0a11f16471a1f5a8059bdd47150647151a7d6f2a67a765bbe |
| SHA512 | 69b91ace7419030509a451807fc0812ef2804f0c9ce140fcec7736a08ac2d0492149bcfa3ebf3107c3f88fd42c7c688fc35ea833becabe604cf00695dbc67dfa |
C:\Users\Admin\AppData\Local\Temp\tmpAAC3.tmp
| MD5 | 2271642ca970891700e3f48439739ed8 |
| SHA1 | cd472df2349f7db9e1e460d0ee28acd97b8a8793 |
| SHA256 | 7aba66abbcb0b13455609174db23aed495a9adbef0e0acd28baa9c92445eda68 |
| SHA512 | 4669a4ef8ec28cdb852ffc1401576b1bf9a9d837797d7d92bc88c18b3097404f36854e50167b309706fef400cabc43c876569ce2797ba85eb169a2783b8fe807 |
memory/4904-33-0x0000000004CF0000-0x0000000004CFA000-memory.dmp
memory/4904-34-0x0000000004FA0000-0x0000000004FBE000-memory.dmp
memory/4904-35-0x00000000051F0000-0x00000000051FA000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-20 05:07
Reported
2024-05-20 05:09
Platform
win7-20240221-en
Max time kernel
147s
Max time network
148s
Command Line
Signatures
NanoCore
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\app.lnk | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\NAS Host = "C:\\Program Files (x86)\\NAS Host\\nashost.exe" | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Checks whether UAC is enabled
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2012 set thread context of 2672 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\NAS Host\nashost.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| File opened for modification | C:\Program Files (x86)\NAS Host\nashost.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\5d543ec7dc016ed07039f97fae98d723_JaffaCakes118.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp566A.tmp"
C:\Windows\SysWOW64\schtasks.exe
"schtasks.exe" /create /f /tn "NAS Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp56C8.tmp"
Network
| Country | Destination | Domain | Proto |
| KR | 160.202.163.246:1011 | tcp | |
| KR | 160.202.163.246:1011 | tcp | |
| KR | 160.202.163.246:1011 | tcp | |
| KR | 160.202.163.246:1011 | tcp | |
| KR | 160.202.163.246:1011 | tcp |
Files
memory/1956-0-0x0000000074B4E000-0x0000000074B4F000-memory.dmp
memory/1956-1-0x00000000011C0000-0x000000000123A000-memory.dmp
memory/1956-2-0x00000000002F0000-0x0000000000300000-memory.dmp
memory/1956-3-0x0000000074B40000-0x000000007522E000-memory.dmp
memory/1956-6-0x0000000074B4E000-0x0000000074B4F000-memory.dmp
memory/1956-7-0x0000000074B40000-0x000000007522E000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\app.exe
| MD5 | 5d543ec7dc016ed07039f97fae98d723 |
| SHA1 | 32333a9457b20982a8ea385d8af9acf10ede321e |
| SHA256 | 612c55d50423f24426425d329e98cc87ec55c5631450f8338acfe8c7b6f69081 |
| SHA512 | 7678a9e8390ca762eb61cbfa70ab9661ac950da3434f5497a90c41b4b81f733ad2f6a406797a50ac87b09b37538c0d9c8df1bf42777c3244cff8bf3af37cc5d5 |
memory/2012-11-0x0000000000FF0000-0x000000000106A000-memory.dmp
memory/1956-12-0x0000000074B40000-0x000000007522E000-memory.dmp
memory/2672-15-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2672-18-0x0000000000400000-0x0000000000438000-memory.dmp
memory/2672-17-0x0000000000400000-0x0000000000438000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\tmp566A.tmp
| MD5 | 6ee6d332673c44b281867ff9c44ae458 |
| SHA1 | ef6511f3b039ab45c5ae6e1ac9f1c542c00fcc88 |
| SHA256 | 80fc896a358535a0a11f16471a1f5a8059bdd47150647151a7d6f2a67a765bbe |
| SHA512 | 69b91ace7419030509a451807fc0812ef2804f0c9ce140fcec7736a08ac2d0492149bcfa3ebf3107c3f88fd42c7c688fc35ea833becabe604cf00695dbc67dfa |
C:\Users\Admin\AppData\Local\Temp\tmp56C8.tmp
| MD5 | 9f554f602c22cfc20079e966d177fadb |
| SHA1 | 789baa3425849bf239e47c6bcf352e6693a8c337 |
| SHA256 | 4c760d5fe0c06cf4bf554170870f41181c61a217c37eb826903094dda86dd1f1 |
| SHA512 | b83e3e97dbe38ec4c64d9bef65e2521416f2d7434d78d05e66f729a2e0fbfea3f9bc6f6c4abaf76555af89a9565dfc0853d99067be9042dd66ed6246696eecbb |
memory/2672-26-0x00000000003E0000-0x00000000003EA000-memory.dmp
memory/2672-27-0x0000000000580000-0x000000000059E000-memory.dmp
memory/2672-28-0x00000000003F0000-0x00000000003FA000-memory.dmp