Analysis
-
max time kernel
119s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-09-2024 07:25
Behavioral task
behavioral1
Sample
4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe
Resource
win7-20240708-en
General
-
Target
4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe
-
Size
1.2MB
-
MD5
22842c5bbf91de709b29488f643fdce0
-
SHA1
d6747cb440191fd9012b7333a73bc4b425139816
-
SHA256
4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c
-
SHA512
3163326a855ea9268bfec34d662039ad1943e4982da539d543294bdb303183dafd981e4481af4ef8b527a0faec14378408b20b33f21df012191407f500ebb489
-
SSDEEP
24576:9WnukjaDKSnYBzaJbjSoGF9LzpELx3N/nHwhHK28URjX+E:MnTjaD/9v6Vcx9HwNhuE
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/5044-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/5044-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1392-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1392-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2452-46-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2452-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 7 IoCs
resource yara_rule behavioral2/files/0x0007000000023501-17.dat family_gh0strat behavioral2/memory/5044-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/5044-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1392-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1392-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2452-46-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2452-54-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Ghiya.exe -
Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\240628062.txt" AK47.exe -
Sets service image path in registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" Ghiya.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000\Control Panel\International\Geo\Nation 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Executes dropped EXE 6 IoCs
pid Process 1420 AK47.exe 2092 AK47.exe 5044 AK74.exe 1392 Ghiya.exe 2452 Ghiya.exe 1012 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 2092 AK47.exe 3152 svchost.exe 1012 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/5044-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5044-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/5044-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1392-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1392-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1392-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2452-46-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2452-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
resource yara_rule behavioral2/memory/2456-0-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-1-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/files/0x0007000000023507-61.dat vmprotect behavioral2/memory/2456-70-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-73-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-76-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-80-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-83-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-86-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/2456-89-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\360safo = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\svchcst.exe" 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\ini.ini AK47.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe File created C:\Windows\SysWOW64\240628062.txt AK47.exe File created C:\Windows\SysWOW64\240628062.txt AK47.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 11 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1704 cmd.exe 2532 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4182098368-2521458979-3782681353-1000_Classes\Local Settings 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2532 PING.EXE -
Suspicious behavior: EnumeratesProcesses 14 IoCs
pid Process 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2452 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 5044 AK74.exe Token: SeLoadDriverPrivilege 2452 Ghiya.exe Token: 33 2452 Ghiya.exe Token: SeIncBasePriorityPrivilege 2452 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 2456 wrote to memory of 1420 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 86 PID 2456 wrote to memory of 1420 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 86 PID 2456 wrote to memory of 1420 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 86 PID 2456 wrote to memory of 2092 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 87 PID 2456 wrote to memory of 2092 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 87 PID 2456 wrote to memory of 2092 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 87 PID 2456 wrote to memory of 5044 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 90 PID 2456 wrote to memory of 5044 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 90 PID 2456 wrote to memory of 5044 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 90 PID 5044 wrote to memory of 1704 5044 AK74.exe 92 PID 5044 wrote to memory of 1704 5044 AK74.exe 92 PID 5044 wrote to memory of 1704 5044 AK74.exe 92 PID 1392 wrote to memory of 2452 1392 Ghiya.exe 93 PID 1392 wrote to memory of 2452 1392 Ghiya.exe 93 PID 1392 wrote to memory of 2452 1392 Ghiya.exe 93 PID 1704 wrote to memory of 2532 1704 cmd.exe 95 PID 1704 wrote to memory of 2532 1704 cmd.exe 95 PID 1704 wrote to memory of 2532 1704 cmd.exe 95 PID 2456 wrote to memory of 2544 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 96 PID 2456 wrote to memory of 4032 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 97 PID 2456 wrote to memory of 2544 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 96 PID 2456 wrote to memory of 2544 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 96 PID 2456 wrote to memory of 4032 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 97 PID 2456 wrote to memory of 4032 2456 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 97 PID 3152 wrote to memory of 1012 3152 svchost.exe 101 PID 3152 wrote to memory of 1012 3152 svchost.exe 101 PID 3152 wrote to memory of 1012 3152 svchost.exe 101
Processes
-
C:\Users\Admin\AppData\Local\Temp\4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe"C:\Users\Admin\AppData\Local\Temp\4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe"1⤵
- Checks computer location settings
- Drops startup file
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2456 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:1420
-
-
C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2092
-
-
C:\Users\Admin\AppData\Local\Temp\AK74.exeC:\Users\Admin\AppData\Local\Temp\\AK74.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5044 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\AK74.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1704 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:2532
-
-
-
-
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:2544
-
-
C:\Windows\SysWOW64\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"2⤵
- System Location Discovery: System Language Discovery
PID:4032
-
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:3236
-
C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3152 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240628062.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1012
-
-
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1392 -
C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2452
-
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
-
Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
-
Filesize
92B
MD5d0c27806f31b93b9fc2f40725c83fe20
SHA159b05bb965b9f9670f7b91c70e9e2175f6249f50
SHA256827d79897a4ae98726ba7df9e70a554976117bfdd7e4867047011e1260b82e8e
SHA51200755e257773645293e6330aef499a96562f65076f616d539c4dd91b13f6b67d8ebe936881edd0c10b2da3ca67e4a854f3d708c594fba291dab83897d890a4fa
-
Filesize
753B
MD5104d2b5bacb0a04496bb0bf50b893fbd
SHA168321501512c16178731cf9afa874d9509078d92
SHA2565f938f392b0293751292e144ac99374cd8b4b76d2310e4ddfd11ac9a6cb2d9cc
SHA512a089aa468515a970ccf1b34e7d6323ce8bd5b363714e8b5ca6898212e6ea9318be3b0c6b267a2fea0a867da87fcfb892f1fb28277e010f70b0ceee13d60ef051
-
Filesize
1.2MB
MD5937c3d5455505fbaa20178648faf0e4c
SHA15aabe6ea8f62eac85af7bd4bbff72a251b60176e
SHA25682ecef82dac11dd398a60f66769125aaa229620ebdb1faa82378d1d3ba054fdf
SHA51244d24e6d6b673df8fa778965e1fbbc1022616552773107e08c8d2f850c5e5961e831d73e73e1afb019bb7eb9cf95885a3e6885f37ecbeba9d01332e27e8f9bd4
-
Filesize
49KB
MD5a4dbbb6546570e412cbd57ea92e0324b
SHA17eb6c7503fca4f9619006734fac2f900fd10aa59
SHA256dd899260a60df1381e84434a68548e5f539ce8dc749428d6bbf9d1c4fe1e9877
SHA51281ab282f163fffa630503cbe8b03bff8e185ee1d29350379f2c65fa935400cd3c944101314c285c4e9ed0b71a54c196e6bef1cbf2c9c8712da2cdd19f55ee76a
-
Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641