Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26-12-2024 19:50
Behavioral task
behavioral1
Sample
88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe
Resource
win7-20241023-en
General
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Target
88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe
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Size
1.2MB
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MD5
70b9ee05abea0e615a288670a07106de
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SHA1
8edba7a82f6dfe73a6a1f9ab7ae72adf3852ac1b
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SHA256
88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608
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SHA512
c094857fe9e54998634a5040a0f94df0a47aa21a33c4ba2c6904432f81153616b58a65be61f09cf52a387f791c8d8e0ad5f23a0fce047471031a36a8100afd55
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SSDEEP
24576:9WnukjaDKSnYBzaJbjSoGF9LzpELx3N/nHwhHK28URjX+U:MnTjaD/9v6Vcx9HwNhuU
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3588-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3588-31-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4768-39-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4768-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4172-50-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4172-52-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4172-56-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x0007000000023c89-17.dat family_gh0strat behavioral2/memory/3588-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3588-31-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4768-39-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4768-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4172-50-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4172-52-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4172-56-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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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\\240621843.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-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Executes dropped EXE 6 IoCs
pid Process 3988 AK47.exe 4836 AK47.exe 3588 AK74.exe 4768 Ghiya.exe 4172 Ghiya.exe 2172 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 4836 AK47.exe 4384 svchost.exe 2172 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3940-0-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-1-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/files/0x0008000000023c86-59.dat vmprotect behavioral2/memory/3940-68-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-71-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-74-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-78-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-81-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-84-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral2/memory/3940-87-0x0000000000400000-0x0000000000761000-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" 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File created C:\Windows\SysWOW64\240621843.txt AK47.exe File created C:\Windows\SysWOW64\240621843.txt AK47.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\Ghiya.exe AK74.exe File opened for modification C:\Windows\SysWOW64\Ghiya.exe AK74.exe -
resource yara_rule behavioral2/memory/3588-28-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3588-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3588-31-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4768-39-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4768-36-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4768-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4172-50-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4172-52-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4172-56-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
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 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AK47.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 AK74.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3508 cmd.exe 1564 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000_Classes\Local Settings 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1564 PING.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4172 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3588 AK74.exe Token: SeLoadDriverPrivilege 4172 Ghiya.exe Token: 33 4172 Ghiya.exe Token: SeIncBasePriorityPrivilege 4172 Ghiya.exe Token: 33 4172 Ghiya.exe Token: SeIncBasePriorityPrivilege 4172 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3940 wrote to memory of 3988 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 83 PID 3940 wrote to memory of 3988 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 83 PID 3940 wrote to memory of 3988 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 83 PID 3940 wrote to memory of 4836 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 84 PID 3940 wrote to memory of 4836 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 84 PID 3940 wrote to memory of 4836 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 84 PID 3940 wrote to memory of 3588 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 87 PID 3940 wrote to memory of 3588 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 87 PID 3940 wrote to memory of 3588 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 87 PID 3588 wrote to memory of 3508 3588 AK74.exe 89 PID 3588 wrote to memory of 3508 3588 AK74.exe 89 PID 3588 wrote to memory of 3508 3588 AK74.exe 89 PID 4768 wrote to memory of 4172 4768 Ghiya.exe 90 PID 4768 wrote to memory of 4172 4768 Ghiya.exe 90 PID 4768 wrote to memory of 4172 4768 Ghiya.exe 90 PID 3940 wrote to memory of 3244 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 92 PID 3940 wrote to memory of 3244 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 92 PID 3940 wrote to memory of 3244 3940 88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe 92 PID 3508 wrote to memory of 1564 3508 cmd.exe 94 PID 3508 wrote to memory of 1564 3508 cmd.exe 94 PID 3508 wrote to memory of 1564 3508 cmd.exe 94 PID 4384 wrote to memory of 2172 4384 svchost.exe 96 PID 4384 wrote to memory of 2172 4384 svchost.exe 96 PID 4384 wrote to memory of 2172 4384 svchost.exe 96
Processes
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C:\Users\Admin\AppData\Local\Temp\88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.exe"C:\Users\Admin\AppData\Local\Temp\88d8170ee5a8b318bccf8f15b073b693796de97079f8688a102109e378e8e608.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:3940 -
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:3988
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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:4836
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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:3588 -
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:3508 -
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:1564
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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:3244
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:1412
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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:4384 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240621843.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:2172
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C:\Windows\SysWOW64\Ghiya.exeC:\Windows\SysWOW64\Ghiya.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4768 -
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:4172
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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
91KB
MD5423eb994ed553294f8a6813619b8da87
SHA1eca6a16ccd13adcfc27bc1041ddef97ec8081255
SHA256050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218
SHA512fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095
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Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
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Filesize
92B
MD5d0c27806f31b93b9fc2f40725c83fe20
SHA159b05bb965b9f9670f7b91c70e9e2175f6249f50
SHA256827d79897a4ae98726ba7df9e70a554976117bfdd7e4867047011e1260b82e8e
SHA51200755e257773645293e6330aef499a96562f65076f616d539c4dd91b13f6b67d8ebe936881edd0c10b2da3ca67e4a854f3d708c594fba291dab83897d890a4fa
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Filesize
753B
MD5070b07f4c6175ef3b14bd4e4bacb385a
SHA10a952da5abc2bb85f8d9f0a549b523920a6603f2
SHA2568af5d6066d39e848a9d239e3b1a933f251fc0f5027b62aad7d0bc75df52f3b90
SHA512821992223321e91eca9ce55814c30fd03f165b1a5dfa55e1955bd298da02e43ce408961c6fe21e03aaabf1498e15ee3c0eb5f61b8d5890ce34ff467f8e2f564b
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Filesize
1.2MB
MD5a5ccb9c3a6c5600ca496ceaa2b70ec04
SHA1f9cdd17cc28a93ff719787fdac81a8f258387fa0
SHA256c813bce2a61468d58d0f2ed6c41effe6d270b1288f4aa910fde20f159be32c6f
SHA512c0288f8d6eb7df7b1e3b636c7e294b1b256a91e29f3be879c01512783fb232e776a46b756b054afb1095261b07c4a2818a2180b15e406b7b2060d5fcf2bcf6c6
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Filesize
49KB
MD5434282ab7d7e789f3c7b8a118b19daf6
SHA16f6d603bafdb6a7a19f28e11ac3621cc739f1408
SHA256664c2c040e3c1728b50e5d9c5da54e2093d0707a1702711d289a1e4d445c307b
SHA512b5f37738174dc842ca48a3cafbb8f998117637e106d57e3d9a6c383b88cd0b18b26b34764c43859ee2c34df357f5d3ef3dcb0e51fac13051e46db2a933e969c9
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641