Analysis Overview
SHA256
f16b09c1b311892dbe11c466c2bf4393f2750e1365e9d3c59983e7b5c03a0734
Threat Level: Known bad
The file 2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat was found to be: Known bad.
Malicious Activity Summary
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Quasar RAT
Quasar family
Quasar payload
Detects Windows executables referencing non-Windows User-Agents
Detects executables containing common artifacts observed in infostealers
Detects Windows executables referencing non-Windows User-Agents
Detects executables containing common artifacts observed in infostealers
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
Executes dropped EXE
Drops startup file
Loads dropped DLL
Unsigned PE
Suspicious use of SetWindowsHookEx
Uses Task Scheduler COM API
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: EnumeratesProcesses
Creates scheduled task(s)
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-04-11 00:32
Signatures
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Detects executables containing common artifacts observed in infostealers
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Quasar family
Quasar payload
| 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
2024-04-11 00:32
Reported
2024-04-11 00:35
Platform
win7-20240221-en
Max time kernel
131s
Max time network
144s
Command Line
Signatures
Quasar RAT
Quasar 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 |
Detects Windows executables referencing non-Windows User-Agents
| 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 |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| 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 |
Detects executables containing common artifacts observed in infostealers
| 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\sign.exe | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\system32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\\sign.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
C:\Windows\system32\schtasks.exe
"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | sign.deitie.asia | udp |
| CN | 62.234.45.248:443 | sign.deitie.asia | tcp |
| US | 8.8.8.8:53 | mx5.deitie.asia | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| US | 8.8.8.8:53 | mx5.deitie.asia | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
Files
\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe
| MD5 | 7498d554976744dfbd271ba755c6c192 |
| SHA1 | ec733d01e776518e387d2f51d1a6559b81f03b1e |
| SHA256 | 44089202623b9671051aa5bba5e72f81f68ce818c3054dde57726aaa6dcb9ff7 |
| SHA512 | d4e987d0e6235001fac4ae3a634e8fe98c6830e26a6a6876fbc36262842688d3ec301cff75003d2af695cdfd357ac50919946695b7d5d3293ebcba97153e1030 |
memory/1756-5-0x0000000000E30000-0x0000000001154000-memory.dmp
memory/1756-6-0x000007FEF5880000-0x000007FEF626C000-memory.dmp
memory/1756-7-0x000000001B610000-0x000000001B690000-memory.dmp
memory/2388-13-0x000007FEF5880000-0x000007FEF626C000-memory.dmp
memory/1756-14-0x000007FEF5880000-0x000007FEF626C000-memory.dmp
memory/2388-15-0x0000000000290000-0x00000000005B4000-memory.dmp
memory/2388-16-0x000000001AFB0000-0x000000001B030000-memory.dmp
memory/2388-17-0x000007FEF5880000-0x000007FEF626C000-memory.dmp
memory/2388-18-0x000000001AFB0000-0x000000001B030000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-04-11 00:32
Reported
2024-04-11 00:35
Platform
win10v2004-20231215-en
Max time kernel
126s
Max time network
149s
Command Line
Signatures
Quasar RAT
Quasar payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects Windows executables referencing non-Windows User-Agents
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Detects executables containing common artifacts observed in infostealers
| Description | Indicator | Process | Target |
| 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\sign.exe | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
| N/A | N/A | C:\Windows\SYSTEM32\schtasks.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\SubDir\Client.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe | N/A |
Suspicious use of WriteProcessMemory
Uses Task Scheduler COM API
Processes
C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe
"C:\Users\Admin\AppData\Local\Temp\2024-04-11_7157bb4fd707d8feb0688e02de58e2f6_icedid_xrat.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\\sign.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
C:\Users\Admin\AppData\Roaming\SubDir\Client.exe
"C:\Users\Admin\AppData\Roaming\SubDir\Client.exe"
C:\Windows\SYSTEM32\schtasks.exe
"schtasks" /create /tn "Quasar Client Startup" /sc ONLOGON /tr "C:\Users\Admin\AppData\Roaming\SubDir\Client.exe" /rl HIGHEST /f
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | sign.deitie.asia | udp |
| CN | 62.234.45.248:443 | sign.deitie.asia | tcp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | mx5.deitie.asia | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| US | 8.8.8.8:53 | 75.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.106.137.52.in-addr.arpa | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| US | 8.8.8.8:53 | 159.113.53.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 157.123.68.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 172.210.232.199.in-addr.arpa | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| US | 8.8.8.8:53 | 240.197.17.2.in-addr.arpa | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 249.197.17.2.in-addr.arpa | udp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
| CN | 114.116.244.244:4495 | mx5.deitie.asia | tcp |
Files
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\sign.exe
| MD5 | 7498d554976744dfbd271ba755c6c192 |
| SHA1 | ec733d01e776518e387d2f51d1a6559b81f03b1e |
| SHA256 | 44089202623b9671051aa5bba5e72f81f68ce818c3054dde57726aaa6dcb9ff7 |
| SHA512 | d4e987d0e6235001fac4ae3a634e8fe98c6830e26a6a6876fbc36262842688d3ec301cff75003d2af695cdfd357ac50919946695b7d5d3293ebcba97153e1030 |
memory/1168-4-0x0000000000190000-0x00000000004B4000-memory.dmp
memory/1168-5-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp
memory/1168-6-0x0000000000C70000-0x0000000000C80000-memory.dmp
memory/1168-13-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp
memory/3612-14-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp
memory/3612-15-0x000000001B470000-0x000000001B480000-memory.dmp
memory/3612-16-0x000000001B3E0000-0x000000001B430000-memory.dmp
memory/3612-17-0x000000001BE80000-0x000000001BF32000-memory.dmp
memory/3612-18-0x00007FF9ACD70000-0x00007FF9AD831000-memory.dmp