Analysis
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max time kernel
150s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09-10-2024 07:08
Static task
static1
Behavioral task
behavioral1
Sample
b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe
Resource
win7-20240903-en
General
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Target
b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe
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Size
1.3MB
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MD5
ea4a96c736bd824a6546bc6f52392e32
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SHA1
405e40dfcafb487bcb6aa26889072fedc08095dc
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SHA256
b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6
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SHA512
88be3faef6ee2052bf63c269b8d9ffc3c78638e0829a574f006cb53d08e90610feefd2ad6fa1d992c4b3ffb0363de19abf0b044484f5d9375cc5f2e8d6da77cd
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SSDEEP
24576:fQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVcvyn2W:fQZAdVyVT9n/Gg0P+Whojvyn2W
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1664-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1664-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1664-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/368-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/368-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/368-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/368-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4292-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4292-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4292-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4292-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4292-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/1664-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1664-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1664-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/368-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/368-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/368-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x0007000000023c87-26.dat family_gh0strat behavioral2/memory/368-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4292-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4292-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4292-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4292-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4292-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.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" TXPlatforn.exe -
Executes dropped EXE 4 IoCs
pid Process 1664 svchost.exe 368 TXPlatforn.exe 216 svchos.exe 4292 TXPlatforn.exe -
Loads dropped DLL 1 IoCs
pid Process 216 svchos.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240621687.txt svchos.exe File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe -
resource yara_rule behavioral2/memory/1664-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1664-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1664-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1664-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/368-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/368-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/368-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/368-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/368-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4292-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4292-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4292-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4292-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4292-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 2068 216 WerFault.exe 88 -
System Location Discovery: System Language Discovery 1 TTPs 6 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 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.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 4880 PING.EXE 2860 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4880 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4292 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1664 svchost.exe Token: SeLoadDriverPrivilege 4292 TXPlatforn.exe Token: 33 4292 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4292 TXPlatforn.exe Token: 33 4292 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4292 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1156 wrote to memory of 1664 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 84 PID 1156 wrote to memory of 1664 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 84 PID 1156 wrote to memory of 1664 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 84 PID 1664 wrote to memory of 2860 1664 svchost.exe 87 PID 1664 wrote to memory of 2860 1664 svchost.exe 87 PID 1664 wrote to memory of 2860 1664 svchost.exe 87 PID 1156 wrote to memory of 216 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 88 PID 1156 wrote to memory of 216 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 88 PID 1156 wrote to memory of 216 1156 b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe 88 PID 368 wrote to memory of 4292 368 TXPlatforn.exe 89 PID 368 wrote to memory of 4292 368 TXPlatforn.exe 89 PID 368 wrote to memory of 4292 368 TXPlatforn.exe 89 PID 2860 wrote to memory of 4880 2860 cmd.exe 94 PID 2860 wrote to memory of 4880 2860 cmd.exe 94 PID 2860 wrote to memory of 4880 2860 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe"C:\Users\Admin\AppData\Local\Temp\b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1156 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1664 -
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\svchost.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:2860 -
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:4880
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:216 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 216 -s 4523⤵
- Program crash
PID:2068
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:368 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:4292
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 216 -ip 2161⤵PID:3860
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
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Downloads
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Filesize
1.3MB
MD5ea4a96c736bd824a6546bc6f52392e32
SHA1405e40dfcafb487bcb6aa26889072fedc08095dc
SHA256b87e59b464b354e6caa9e36a7bb6d404bbaea4c62c60168948eb86f5e665aca6
SHA51288be3faef6ee2052bf63c269b8d9ffc3c78638e0829a574f006cb53d08e90610feefd2ad6fa1d992c4b3ffb0363de19abf0b044484f5d9375cc5f2e8d6da77cd
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Filesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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Filesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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Filesize
50KB
MD5eafe63840d28b27d6b6104c1a7cfc510
SHA1b2e4675e38f48155a0f715851155ecb24c658926
SHA2563ff928ef4e1c32fcc223610476a102adea085bd1e416dc8368f1f3c6abf1b23d
SHA512b843d8f369c8acf57b379c19dd6bcf91928ce8614c0904becf0d22f6f1fbc16cc77a3475b38fd2882732645f1cd746ea5782d1a22ac65e11fdea3b18c51f9e24