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
07-11-2024 18:27
Behavioral task
behavioral1
Sample
8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe
Resource
win7-20240903-en
General
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Target
8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe
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Size
1.2MB
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MD5
304910034624f54b90defe8004e1d4ec
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SHA1
60b1101f7a043692b1ab83829eb2048c8879a5b4
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SHA256
8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3
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SHA512
3d68becb84542507aea84bf95289dad13ebfa7aa6389a01a484989c9d96509191a1cf496cd1083d7c0b424e02e7717e21c5dbef54df1ff753957d801b23d3098
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SSDEEP
24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiA:WIwgMEuy+inDfp3/XoCw57XYBwKA
Malware Config
Signatures
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resource yara_rule behavioral2/memory/732-30-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/732-29-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4036-37-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4036-38-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3476-48-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3476-52-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3476-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral2/files/0x000a000000023b31-16.dat family_gh0strat behavioral2/memory/732-30-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/732-29-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4036-37-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4036-38-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3476-48-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3476-52-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3476-53-0x0000000010000000-0x00000000101BA000-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\\241138265.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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Drops startup file 1 IoCs
description ioc Process File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\win.lnk 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Executes dropped EXE 6 IoCs
pid Process 3168 AK47.exe 1352 AK47.exe 732 AK74.exe 4036 Ghiya.exe 3476 Ghiya.exe 460 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 3 IoCs
pid Process 1352 AK47.exe 3204 svchost.exe 460 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral2/memory/3272-0-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-1-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/files/0x000d000000023b2e-58.dat vmprotect behavioral2/memory/3272-67-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-70-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-73-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-77-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-80-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-83-0x0000000000400000-0x0000000000760000-memory.dmp vmprotect behavioral2/memory/3272-86-0x0000000000400000-0x0000000000760000-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" 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Drops file in System32 directory 7 IoCs
description ioc Process 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\241138265.txt AK47.exe File created C:\Windows\SysWOW64\241138265.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 -
resource yara_rule behavioral2/memory/732-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/732-30-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/732-29-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4036-37-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4036-35-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4036-38-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3476-48-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3476-52-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3476-53-0x0000000010000000-0x00000000101BA000-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 Ghiya.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.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 AK74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WScript.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1664 cmd.exe 4308 PING.EXE -
Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000_Classes\Local Settings 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4308 PING.EXE -
Suspicious behavior: EnumeratesProcesses 18 IoCs
pid Process 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3476 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 732 AK74.exe Token: SeLoadDriverPrivilege 3476 Ghiya.exe Token: 33 3476 Ghiya.exe Token: SeIncBasePriorityPrivilege 3476 Ghiya.exe Token: 33 3476 Ghiya.exe Token: SeIncBasePriorityPrivilege 3476 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe -
Suspicious use of WriteProcessMemory 24 IoCs
description pid Process procid_target PID 3272 wrote to memory of 3168 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 86 PID 3272 wrote to memory of 3168 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 86 PID 3272 wrote to memory of 3168 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 86 PID 3272 wrote to memory of 1352 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 87 PID 3272 wrote to memory of 1352 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 87 PID 3272 wrote to memory of 1352 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 87 PID 3272 wrote to memory of 732 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 90 PID 3272 wrote to memory of 732 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 90 PID 3272 wrote to memory of 732 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 90 PID 732 wrote to memory of 1664 732 AK74.exe 92 PID 732 wrote to memory of 1664 732 AK74.exe 92 PID 732 wrote to memory of 1664 732 AK74.exe 92 PID 4036 wrote to memory of 3476 4036 Ghiya.exe 93 PID 4036 wrote to memory of 3476 4036 Ghiya.exe 93 PID 4036 wrote to memory of 3476 4036 Ghiya.exe 93 PID 3272 wrote to memory of 4624 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 95 PID 3272 wrote to memory of 4624 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 95 PID 3272 wrote to memory of 4624 3272 8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe 95 PID 1664 wrote to memory of 4308 1664 cmd.exe 96 PID 1664 wrote to memory of 4308 1664 cmd.exe 96 PID 1664 wrote to memory of 4308 1664 cmd.exe 96 PID 3204 wrote to memory of 460 3204 svchost.exe 103 PID 3204 wrote to memory of 460 3204 svchost.exe 103 PID 3204 wrote to memory of 460 3204 svchost.exe 103
Processes
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C:\Users\Admin\AppData\Local\Temp\8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.exe"C:\Users\Admin\AppData\Local\Temp\8153ecf529887acfc5109842c147c0923f218916aa6edce4e92859ac422422c3.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:3272 -
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:3168
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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:1352
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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:732 -
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:1664 -
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:4308
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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:4624
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:5048
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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:3204 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\241138265.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:460
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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:4036 -
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:3476
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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
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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
MD529ce53e2a4a446614ccc8d64d346bde4
SHA139a7aa5cc1124842aa0c25abb16ea94452125cbe
SHA25656225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df
SHA512b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa
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Filesize
753B
MD5bb076dd9e05b8ee716a86040cb25d642
SHA159dfd998bc37b58d2f4fcb79d4655be917e54d11
SHA256ecf66d8da93d56aa58923e9f89e5e7666fb7337e050963bb87663844921a4085
SHA512ce19d8a427a98ad1c681d2dc0a9da5a335f32723890b21837442d6c9bf242fd9a13362a7878d87c8245507d1328d9e5cbcb30d4132e8840b8e795e241a583341
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Filesize
1.2MB
MD54b808bf1aa29814fb7ca9703f494ecf8
SHA11ae5db41a8db06ae393a7f1dde8b39803a6b22dc
SHA256f295dca372005b35d5d72f3a0ccc404e555da6bc34da5f057dfce1c8494d2548
SHA512d5ddc1e2e7f71dff00c720302c4b2a64fde108c268b50281b2d600a4abed4cee8f087fd3e7c0f9cd602e0c639e713ee080d44533ad578c38da6be880b1a1d2b3
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Filesize
49KB
MD50b9a05010080b848ddc827e23f286dbb
SHA11b34b3fb855bdd513d4aa69c88663336f1be45b9
SHA256deab5a704b77b0b08163040de3e0ed17132d634937644e44895393f993a8bd76
SHA512fdc22d45aaf92af858099d8d39ec984df2f94e0ecfe92dbd909fd2a0ce1a630621f52171c0e1aad3a579d9e80ebcaa28a408b5ad6148296f943464429b6cbbef
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641