Analysis
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max time kernel
120s -
max time network
116s -
platform
windows7_x64 -
resource
win7-20240729-en -
resource tags
arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system -
submitted
21-12-2024 22:08
Behavioral task
behavioral1
Sample
7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe
Resource
win7-20240729-en
General
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Target
7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe
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Size
1.2MB
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MD5
032ff3243599f1a35a243a055d918b36
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SHA1
bf1b1c6f4a37245d2000fa91bf804377a1729563
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SHA256
7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb
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SHA512
20f38b61626217bcefea7fae568f56711913b839a4ded782ce79554f3363dfce7e97a97bc267136b2881c3867bbf32e36ab7f2501343d8c3301f8db964d25bec
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SSDEEP
24576:9WnukjaDKSnYBzaJbjSoGF9LzpELx3N/nHwhHK28URjX+t:MnTjaD/9v6Vcx9HwNhut
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2940-25-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2940-26-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2832-43-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2832-49-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2832-53-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2832-54-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/files/0x0007000000018710-15.dat family_gh0strat behavioral1/memory/2940-25-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2940-26-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2832-43-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2832-49-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2832-53-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2832-54-0x0000000010000000-0x00000000101BA000-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\\259503731.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 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe -
Executes dropped EXE 6 IoCs
pid Process 2212 AK47.exe 1944 AK47.exe 2940 AK74.exe 2992 Ghiya.exe 2832 Ghiya.exe 1048 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 10 IoCs
pid Process 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1944 AK47.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 2804 svchost.exe 2992 Ghiya.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 2804 svchost.exe 1048 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral1/memory/1760-0-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1760-1-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/files/0x0008000000019223-61.dat vmprotect behavioral1/memory/1760-74-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1760-80-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1760-83-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1760-87-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1760-90-0x0000000000400000-0x0000000000761000-memory.dmp vmprotect behavioral1/memory/1760-93-0x0000000000400000-0x0000000000761000-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" 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\259503731.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 behavioral1/memory/2940-25-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2940-21-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2940-26-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2832-43-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2832-41-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2832-44-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2832-49-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2832-53-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2832-54-0x0000000010000000-0x00000000101BA000-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 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.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 WScript.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 2736 cmd.exe 1852 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1852 PING.EXE -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2832 Ghiya.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2940 AK74.exe Token: SeLoadDriverPrivilege 2832 Ghiya.exe Token: 33 2832 Ghiya.exe Token: SeIncBasePriorityPrivilege 2832 Ghiya.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 1760 wrote to memory of 1944 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 30 PID 1760 wrote to memory of 1944 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 30 PID 1760 wrote to memory of 1944 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 30 PID 1760 wrote to memory of 1944 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 30 PID 1760 wrote to memory of 2212 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 31 PID 1760 wrote to memory of 2212 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 31 PID 1760 wrote to memory of 2212 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 31 PID 1760 wrote to memory of 2212 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 31 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 1760 wrote to memory of 2940 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 32 PID 2940 wrote to memory of 2736 2940 AK74.exe 36 PID 2940 wrote to memory of 2736 2940 AK74.exe 36 PID 2940 wrote to memory of 2736 2940 AK74.exe 36 PID 2940 wrote to memory of 2736 2940 AK74.exe 36 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2992 wrote to memory of 2832 2992 Ghiya.exe 37 PID 2736 wrote to memory of 1852 2736 cmd.exe 39 PID 2736 wrote to memory of 1852 2736 cmd.exe 39 PID 2736 wrote to memory of 1852 2736 cmd.exe 39 PID 2736 wrote to memory of 1852 2736 cmd.exe 39 PID 1760 wrote to memory of 2492 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 40 PID 1760 wrote to memory of 2492 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 40 PID 1760 wrote to memory of 2492 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 40 PID 1760 wrote to memory of 2492 1760 7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe 40 PID 2804 wrote to memory of 1048 2804 svchost.exe 42 PID 2804 wrote to memory of 1048 2804 svchost.exe 42 PID 2804 wrote to memory of 1048 2804 svchost.exe 42 PID 2804 wrote to memory of 1048 2804 svchost.exe 42
Processes
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C:\Users\Admin\AppData\Local\Temp\7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.exe"C:\Users\Admin\AppData\Local\Temp\7423ecb0e25f49a12437947f2922803d2be89da63298d3dd2df2510af705e5fb.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:1760 -
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:1944
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C:\Users\Admin\AppData\Local\Temp\AK47.exeC:\Users\Admin\AppData\Local\Temp\\AK47.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2212
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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:2940 -
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:2736 -
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:1852
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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:2492
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2848
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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:2804 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259503731.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:1048
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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:2992 -
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:2832
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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
92B
MD5d0c27806f31b93b9fc2f40725c83fe20
SHA159b05bb965b9f9670f7b91c70e9e2175f6249f50
SHA256827d79897a4ae98726ba7df9e70a554976117bfdd7e4867047011e1260b82e8e
SHA51200755e257773645293e6330aef499a96562f65076f616d539c4dd91b13f6b67d8ebe936881edd0c10b2da3ca67e4a854f3d708c594fba291dab83897d890a4fa
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Filesize
753B
MD505c7a592a14c01831909fdbb8ce64a83
SHA1ec9d320d9a6477380102161ef7f1f790caaceddb
SHA2561413d0b7fbfc57da9a63e17cd4d7119f66da7516b88d18473eaab24aa8cb4530
SHA512c03c92431039356ecd5643c3c718cbd4c5f378db70b31d22c2249059075d78be5cf603a1b6701e17705418426a2a1e626d0afd9969ed480fd704622d3b19d0a8
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d
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Filesize
400KB
MD5b0998aa7d5071d33daa5b60b9c3c9735
SHA19365a1ff0c6de244d6f36c8d84072cc916665d3c
SHA2563080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a
SHA512308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850
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Filesize
1.2MB
MD5f8a592825ffa1453a12d86a738be2f92
SHA141fca119f136f6fad14bdabafb54a89da64cea3a
SHA2561b68ff014e0240ba16cd092532a43818978ca920a095e106d5e9462a9745f09c
SHA512fe400c7f07bfc7c286b6b6bebd5e171b00ea887eef4f9dcbfed99e8907d4a0f4827c78ab13f111d17ac77d04950e6ad0de30b9b5e9ce5d0202f5c34150055df8
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Filesize
49KB
MD58cc636205e342a6aef2d5fcbc2324261
SHA1e6b2dabe28df028de7383f926ad64071672d9e14
SHA25662a5b65d0c36165f79eca563720f1d1d7a7ac37277109fee2e753c42000cd970
SHA512a97cf2359f77457895a9645b15d36fc30ea5b45d2fcaded93ae0ec7068f11b3e85b02a0ccbbfaf39eae24bd09e3432bb7cf26f803de3063e9392258f0e17fcdb