Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
14-09-2024 07:25
Behavioral task
behavioral1
Sample
4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe
Resource
win7-20240708-en
General
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Target
4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe
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Size
1.2MB
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MD5
22842c5bbf91de709b29488f643fdce0
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SHA1
d6747cb440191fd9012b7333a73bc4b425139816
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SHA256
4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c
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SHA512
3163326a855ea9268bfec34d662039ad1943e4982da539d543294bdb303183dafd981e4481af4ef8b527a0faec14378408b20b33f21df012191407f500ebb489
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SSDEEP
24576:9WnukjaDKSnYBzaJbjSoGF9LzpELx3N/nHwhHK28URjX+E:MnTjaD/9v6Vcx9HwNhuE
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2836-23-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2836-24-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2464-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2464-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2464-56-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 6 IoCs
resource yara_rule behavioral1/files/0x0008000000016c7c-14.dat family_gh0strat behavioral1/memory/2836-23-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2836-24-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2464-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2464-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2464-56-0x0000000010000000-0x00000000101BA000-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\\259431519.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 -
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 2352 AK47.exe 2520 AK47.exe 2836 AK74.exe 2900 Ghiya.exe 2464 Ghiya.exe 2948 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 10 IoCs
pid Process 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2352 AK47.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2720 svchost.exe 2900 Ghiya.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 2720 svchost.exe 2948 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral1/memory/2836-23-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2836-24-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2836-21-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2464-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2464-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2464-56-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
resource yara_rule behavioral1/memory/1064-0-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-1-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/files/0x0007000000016cd7-58.dat vmprotect behavioral1/memory/1064-74-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-80-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-83-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-87-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-90-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-93-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1064-96-0x0000000000400000-0x0000000000761000-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\Ghiya.exe AK74.exe 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\259431519.txt AK47.exe File created C:\Windows\SysWOW64\259431519.txt AK47.exe File created C:\Windows\SysWOW64\Ghiya.exe AK74.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 10 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 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2824 cmd.exe 2756 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2756 PING.EXE -
Suspicious behavior: EnumeratesProcesses 8 IoCs
pid Process 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2464 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2836 AK74.exe Token: SeLoadDriverPrivilege 2464 Ghiya.exe Token: 33 2464 Ghiya.exe Token: SeIncBasePriorityPrivilege 2464 Ghiya.exe Token: 33 2464 Ghiya.exe Token: SeIncBasePriorityPrivilege 2464 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 1064 wrote to memory of 2352 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 30 PID 1064 wrote to memory of 2352 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 30 PID 1064 wrote to memory of 2352 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 30 PID 1064 wrote to memory of 2352 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 30 PID 1064 wrote to memory of 2520 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 31 PID 1064 wrote to memory of 2520 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 31 PID 1064 wrote to memory of 2520 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 31 PID 1064 wrote to memory of 2520 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 31 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 1064 wrote to memory of 2836 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 32 PID 2836 wrote to memory of 2824 2836 AK74.exe 36 PID 2836 wrote to memory of 2824 2836 AK74.exe 36 PID 2836 wrote to memory of 2824 2836 AK74.exe 36 PID 2836 wrote to memory of 2824 2836 AK74.exe 36 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2900 wrote to memory of 2464 2900 Ghiya.exe 38 PID 2824 wrote to memory of 2756 2824 cmd.exe 39 PID 2824 wrote to memory of 2756 2824 cmd.exe 39 PID 2824 wrote to memory of 2756 2824 cmd.exe 39 PID 2824 wrote to memory of 2756 2824 cmd.exe 39 PID 1064 wrote to memory of 2924 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 40 PID 1064 wrote to memory of 2924 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 40 PID 1064 wrote to memory of 2924 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 40 PID 1064 wrote to memory of 2924 1064 4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe 40 PID 2720 wrote to memory of 2948 2720 svchost.exe 42 PID 2720 wrote to memory of 2948 2720 svchost.exe 42 PID 2720 wrote to memory of 2948 2720 svchost.exe 42 PID 2720 wrote to memory of 2948 2720 svchost.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe"C:\Users\Admin\AppData\Local\Temp\4837d5813349105952a0da767afc70985e9bf7d23ca515a35d58015b08d5402c.exe"1⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1064 -
C:\Users\Admin\AppData\Local\Temp\AK47.exe"C:\Users\Admin\AppData\Local\Temp\AK47.exe"2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2352
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2520
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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:2836 -
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:2824 -
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:2756
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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:2924
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2248
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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:2720 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259431519.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2948
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2900 -
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:2464
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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
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Filesize
92B
MD5d0c27806f31b93b9fc2f40725c83fe20
SHA159b05bb965b9f9670f7b91c70e9e2175f6249f50
SHA256827d79897a4ae98726ba7df9e70a554976117bfdd7e4867047011e1260b82e8e
SHA51200755e257773645293e6330aef499a96562f65076f616d539c4dd91b13f6b67d8ebe936881edd0c10b2da3ca67e4a854f3d708c594fba291dab83897d890a4fa
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Filesize
753B
MD50e8f5be5904ff75cc0905f6b71160916
SHA19e47b4f1f4e54861a1ec5c9777c438141ebe6c14
SHA25673b73165c0a465b8782af19d7288a79b114ffcdea2406de3fb309882be117cce
SHA512fcf25a52b14cdd2e7e9e98a11df5dec922a2d571b2a39c0effa4cccd4289cd7a2f527298667ba4a079462cb23d8c814e85c5ab0d9ed3c85a1f82c9f0f35174bf
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Filesize
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
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Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
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Filesize
1.2MB
MD5eef8784e1c50f6a6a75a59acdbaffa70
SHA1fc5f71fb1c5cb1280a2f275b314e08779bc290e8
SHA256090f60438d567416d5068b1f480b48ddf2056a456591869d3f8e764ed6a1e2e8
SHA51282ca901aa62c6b03908ff7f4ecaf10cc86e9fa96d78d79dcf793f18c610e84e15fd048dc2e4f49b4946de75605bd0041800f420706233a00097974a5856470d8
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Filesize
49KB
MD5a4dbbb6546570e412cbd57ea92e0324b
SHA17eb6c7503fca4f9619006734fac2f900fd10aa59
SHA256dd899260a60df1381e84434a68548e5f539ce8dc749428d6bbf9d1c4fe1e9877
SHA51281ab282f163fffa630503cbe8b03bff8e185ee1d29350379f2c65fa935400cd3c944101314c285c4e9ed0b71a54c196e6bef1cbf2c9c8712da2cdd19f55ee76a
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d