Analysis Overview
SHA256
4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706
Threat Level: Known bad
The file 4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706 was found to be: Known bad.
Malicious Activity Summary
Imminent RAT
Executes dropped EXE
Checks computer location settings
Drops startup file
Suspicious use of SetThreadContext
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
NTFS ADS
Suspicious behavior: GetForegroundWindowSpam
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-07-12 12:26
Signatures
Analysis: behavioral2
Detonation Overview
Submitted
2022-07-12 12:26
Reported
2022-07-12 18:13
Platform
win10v2004-20220414-en
Max time kernel
151s
Max time network
155s
Command Line
Signatures
Imminent RAT
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1809750270-3141839489-3074374771-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\fontdrvhost.lnk | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
Suspicious use of SetThreadContext
| Description | Indicator | Process | Target |
| PID 1452 set thread context of 1916 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe |
Enumerates physical storage devices
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe:Zone.Identifier | C:\Windows\SysWOW64\cmd.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe\:Zone.Identifier:$DATA | C:\Windows\SysWOW64\cmd.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe:Zone.Identifier | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
| Token: 33 | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
| Token: SeIncBasePriorityPrivilege | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe
"C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe:Zone.Identifier"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c copy "C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c, "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe
"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe:Zone.Identifier"
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe
C:\Windows\system32\wbem\WmiApSrv.exe
C:\Windows\system32\wbem\WmiApSrv.exe
Network
| Country | Destination | Domain | Proto |
| US | 52.182.143.208:443 | tcp | |
| US | 204.79.197.200:443 | tcp | |
| US | 8.8.8.8:53 | linkadrum.nl | udp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| US | 8.8.8.8:53 | linkadrum.nl | udp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
| DE | 185.140.53.144:9630 | linkadrum.nl | tcp |
Files
memory/4396-130-0x0000000000050000-0x00000000000F8000-memory.dmp
memory/4396-131-0x00000000049E0000-0x0000000004A02000-memory.dmp
memory/4396-132-0x0000000004AB0000-0x0000000004B42000-memory.dmp
memory/4396-133-0x0000000004B50000-0x0000000004BB6000-memory.dmp
memory/4396-134-0x0000000004A40000-0x0000000004A62000-memory.dmp
memory/4396-135-0x0000000004D90000-0x0000000004F52000-memory.dmp
memory/4504-136-0x0000000000000000-mapping.dmp
memory/4396-137-0x0000000005D60000-0x0000000006304000-memory.dmp
memory/220-138-0x0000000000000000-mapping.dmp
memory/1640-139-0x0000000000000000-mapping.dmp
memory/1452-140-0x0000000000000000-mapping.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe
| MD5 | ea8c8008dc1f3f4025baec1d16495917 |
| SHA1 | 145c3e9890d665a5a98a32935e6e50e81885c5a8 |
| SHA256 | 4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706 |
| SHA512 | ce94265ed85e11ddad87e6b0bbeb69cf275087e03775fcd4acaca751b454797a07b243cf3485fe7180281289b5a73aeafe088417d3fa376c141b61fb8433f4f3 |
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe
| MD5 | ea8c8008dc1f3f4025baec1d16495917 |
| SHA1 | 145c3e9890d665a5a98a32935e6e50e81885c5a8 |
| SHA256 | 4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706 |
| SHA512 | ce94265ed85e11ddad87e6b0bbeb69cf275087e03775fcd4acaca751b454797a07b243cf3485fe7180281289b5a73aeafe088417d3fa376c141b61fb8433f4f3 |
memory/4600-143-0x0000000000000000-mapping.dmp
memory/1452-144-0x0000000007070000-0x000000000710C000-memory.dmp
memory/1916-145-0x0000000000000000-mapping.dmp
memory/1916-146-0x0000000000400000-0x0000000000456000-memory.dmp
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\fontdrvhost.exe
| MD5 | ea8c8008dc1f3f4025baec1d16495917 |
| SHA1 | 145c3e9890d665a5a98a32935e6e50e81885c5a8 |
| SHA256 | 4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706 |
| SHA512 | ce94265ed85e11ddad87e6b0bbeb69cf275087e03775fcd4acaca751b454797a07b243cf3485fe7180281289b5a73aeafe088417d3fa376c141b61fb8433f4f3 |
C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\fontdrvhost.exe.log
| MD5 | 05054fe97857e8cf5f8469d0517ef3a0 |
| SHA1 | 5745b1916087fe36bf0076d63f54402daaaa382d |
| SHA256 | 4776b8faed8002d836b94d6e423f0e3436cda349b26e0d5c9373f3941080985c |
| SHA512 | a0a68ae503ec0e79d43246f8a100fac6264573f97fe9340842a20973d14c1617fd36c0f38d5124516d40e6230291cd50627c061a36921977362efb122afa064b |
memory/1916-149-0x0000000007F40000-0x0000000007F4A000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2022-07-12 12:26
Reported
2022-07-12 18:13
Platform
win7-20220414-en
Max time kernel
144s
Max time network
48s
Command Line
Signatures
Enumerates physical storage devices
NTFS ADS
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe:Zone.Identifier | C:\Windows\SysWOW64\cmd.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2028 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2028 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2028 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | C:\Windows\SysWOW64\cmd.exe |
| PID 2028 wrote to memory of 1520 | N/A | C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe | C:\Windows\SysWOW64\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe
"C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\4ab258871e20f9249533c808727fa8b6520bc56424a88a40f5e689cba4e6f706.exe:Zone.Identifier"
Network
Files
memory/2028-54-0x0000000001050000-0x00000000010F8000-memory.dmp
memory/2028-55-0x00000000003E0000-0x0000000000402000-memory.dmp
memory/2028-56-0x0000000076261000-0x0000000076263000-memory.dmp
memory/1520-57-0x0000000000000000-mapping.dmp