Analysis Overview
SHA256
05c772b7839a921008f2773976257df1a0fa02d7be0650f6357c14148fef350e
Threat Level: Known bad
The file 0c481e53c5824b63f39960ce0a17c764_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
LimeRAT
Executes dropped EXE
Checks computer location settings
Maps connected drives based on registry
Legitimate hosting services abused for malware hosting/C2
AutoIT Executable
Suspicious use of SetThreadContext
Enumerates physical storage devices
Unsigned PE
Creates scheduled task(s)
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-05-01 16:34
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-01 16:34
Reported
2024-05-01 16:36
Platform
win7-20231129-en
Max time kernel
146s
Max time network
147s
Command Line
Signatures
LimeRAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\secinit\sdchange.exe | N/A |
| N/A | N/A | C:\Users\Admin\secinit\sdchange.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 2884 set thread context of 3008 | N/A | C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 2968 set thread context of 2248 | N/A | C:\Users\Admin\secinit\sdchange.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 968 set thread context of 352 | N/A | C:\Users\Admin\secinit\sdchange.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
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 |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
C:\Windows\system32\taskeng.exe
taskeng.exe {63EB215E-C3D8-4CB8-9FA5-20F7031E8915} S-1-5-21-3627615824-4061627003-3019543961-1000:SCFGBRBT\Admin:Interactive:[1]
C:\Users\Admin\secinit\sdchange.exe
C:\Users\Admin\secinit\sdchange.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
C:\Users\Admin\secinit\sdchange.exe
C:\Users\Admin\secinit\sdchange.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 172.67.19.24:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | pki.goog | udp |
| US | 216.239.32.29:80 | pki.goog | tcp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
Files
memory/2884-0-0x0000000000150000-0x0000000000151000-memory.dmp
memory/3008-1-0x0000000000400000-0x000000000040C000-memory.dmp
memory/3008-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
memory/3008-8-0x0000000000400000-0x000000000040C000-memory.dmp
memory/3008-7-0x0000000000400000-0x000000000040C000-memory.dmp
memory/3008-2-0x0000000000400000-0x000000000040C000-memory.dmp
memory/3008-9-0x0000000073EC2000-0x0000000073EC4000-memory.dmp
memory/3008-26-0x0000000073EC2000-0x0000000073EC4000-memory.dmp
C:\Users\Admin\secinit\sdchange.exe
| MD5 | 159fc8c93bf1c6f3585d44fbcd3440d1 |
| SHA1 | 0787a30d1f1df198e502af2cac3e90c6bed9d6cc |
| SHA256 | 1a5173472ebd9277175ffd4c6716e1122128453840422cbc5c244869c76d75e7 |
| SHA512 | 2b051b18ed4335bc527768e0256924836cdfba8f4834ee0746b37b6a973704707f49538be6f2b406ae99da0a0c9d551b7e7efb1109130e0bd7baa0db9326de95 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-01 16:34
Reported
2024-05-01 16:36
Platform
win10v2004-20240419-en
Max time kernel
148s
Max time network
149s
Command Line
Signatures
LimeRAT
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\secinit\sdchange.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\secinit\sdchange.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\secinit\sdchange.exe | N/A |
| N/A | N/A | C:\Users\Admin\secinit\sdchange.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
| Description | Indicator | Process | Target |
| N/A | pastebin.com | N/A | N/A |
| N/A | pastebin.com | N/A | N/A |
Maps connected drives based on registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 724 set thread context of 4256 | N/A | C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 3620 set thread context of 1300 | N/A | C:\Users\Admin\secinit\sdchange.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
| PID 3736 set thread context of 3768 | N/A | C:\Users\Admin\secinit\sdchange.exe | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe |
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 |
| N/A | N/A | C:\Windows\SysWOW64\schtasks.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0c481e53c5824b63f39960ce0a17c764_JaffaCakes118.exe"
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
C:\Users\Admin\secinit\sdchange.exe
C:\Users\Admin\secinit\sdchange.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
C:\Users\Admin\secinit\sdchange.exe
C:\Users\Admin\secinit\sdchange.exe
C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
C:\Windows\SysWOW64\schtasks.exe
"C:\Windows\SysWOW64\schtasks.exe" /create /tn SettingSyncHost /tr "C:\Users\Admin\secinit\sdchange.exe" /sc minute /mo 1 /F
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 | 133.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 138.32.126.40.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 | 237.197.79.204.in-addr.arpa | udp |
| NL | 23.62.61.155:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 155.61.62.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | pastebin.com | udp |
| US | 104.20.4.235:443 | pastebin.com | tcp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 235.4.20.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 163.143.109.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.190.18.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.251.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.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 | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
Files
memory/724-0-0x0000000001C20000-0x0000000001C21000-memory.dmp
memory/4256-1-0x00000000005A0000-0x00000000005AC000-memory.dmp
memory/4256-5-0x00000000744A2000-0x00000000744A3000-memory.dmp
memory/4256-6-0x00000000744A0000-0x0000000074A51000-memory.dmp
memory/4256-7-0x00000000744A0000-0x0000000074A51000-memory.dmp
memory/4256-10-0x00000000744A2000-0x00000000744A3000-memory.dmp
memory/4256-11-0x00000000744A0000-0x0000000074A51000-memory.dmp
C:\Users\Admin\secinit\sdchange.exe
| MD5 | 159fc8c93bf1c6f3585d44fbcd3440d1 |
| SHA1 | 0787a30d1f1df198e502af2cac3e90c6bed9d6cc |
| SHA256 | 1a5173472ebd9277175ffd4c6716e1122128453840422cbc5c244869c76d75e7 |
| SHA512 | 2b051b18ed4335bc527768e0256924836cdfba8f4834ee0746b37b6a973704707f49538be6f2b406ae99da0a0c9d551b7e7efb1109130e0bd7baa0db9326de95 |
memory/1300-14-0x0000000000400000-0x000000000040C000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\RegAsm.exe.log
| MD5 | 9f893d94b017a0684012d50319c9ffbe |
| SHA1 | 140cc2cb6b2520ba4f9a1f666a5f679853472793 |
| SHA256 | 8a7cb420c82edf1bb2c7bdfef52091e5169fabaecc370e120985e91406fcbbec |
| SHA512 | 4b7df94d3622b82d852b0f532d7fd810ca2113d7b737ec417023d5b2142e9e79414a06d22647d73f8bc114f8e871a3a741a479b0aba48892f9078975ec78acba |