Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
31-08-2024 08:14
Static task
static1
Behavioral task
behavioral1
Sample
a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe
Resource
win7-20240704-en
General
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Target
a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe
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Size
1.3MB
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MD5
815de395a292b89b703b4cc6121d899d
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SHA1
d95abc7c890a8a1356f6b11a604e03a647d73473
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SHA256
a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498
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SHA512
5a3f0b5edb3856afe69c3321236fa6dc07d1c777c01809c8876030e374ed4b0efe4000f6eb0ec6b0d13fe82a3ea16ec4080655f8272d83e8a31f7c67ecf0dc02
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SSDEEP
24576:4QZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cV5cS2:4QZAdVyVT9n/Gg0P+WhoUcS2
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2660-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2660-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2660-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1088-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1088-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1088-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1088-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2056-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2056-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2056-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2056-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/2660-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2660-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2660-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1088-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1088-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1088-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x00070000000234e0-23.dat family_gh0strat behavioral2/memory/1088-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2056-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2056-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2056-36-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2056-37-0x0000000010000000-0x00000000101B6000-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 2660 svchost.exe 1088 TXPlatforn.exe 2920 svchos.exe 2056 TXPlatforn.exe -
Loads dropped DLL 1 IoCs
pid Process 2920 svchos.exe -
resource yara_rule behavioral2/memory/2660-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2660-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2660-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2660-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1088-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1088-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1088-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1088-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1088-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2056-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2056-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2056-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2056-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2056-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2056-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240629171.txt svchos.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.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 3660 2920 WerFault.exe 87 -
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 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.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 1460 cmd.exe 928 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 928 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2056 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2660 svchost.exe Token: SeLoadDriverPrivilege 2056 TXPlatforn.exe Token: 33 2056 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2056 TXPlatforn.exe Token: 33 2056 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2056 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4484 wrote to memory of 2660 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 84 PID 4484 wrote to memory of 2660 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 84 PID 4484 wrote to memory of 2660 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 84 PID 2660 wrote to memory of 1460 2660 svchost.exe 86 PID 2660 wrote to memory of 1460 2660 svchost.exe 86 PID 2660 wrote to memory of 1460 2660 svchost.exe 86 PID 4484 wrote to memory of 2920 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 87 PID 4484 wrote to memory of 2920 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 87 PID 4484 wrote to memory of 2920 4484 a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe 87 PID 1088 wrote to memory of 2056 1088 TXPlatforn.exe 88 PID 1088 wrote to memory of 2056 1088 TXPlatforn.exe 88 PID 1088 wrote to memory of 2056 1088 TXPlatforn.exe 88 PID 1460 wrote to memory of 928 1460 cmd.exe 94 PID 1460 wrote to memory of 928 1460 cmd.exe 94 PID 1460 wrote to memory of 928 1460 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe"C:\Users\Admin\AppData\Local\Temp\a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4484 -
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:2660 -
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:1460 -
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:928
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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:2920 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 4483⤵
- Program crash
PID:3660
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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:1088 -
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:2056
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2920 -ip 29201⤵PID:3524
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
MD5815de395a292b89b703b4cc6121d899d
SHA1d95abc7c890a8a1356f6b11a604e03a647d73473
SHA256a5e87529096ea46163e972aa2784a6d222779b9f6e6547aba9708c11dd5ea498
SHA5125a3f0b5edb3856afe69c3321236fa6dc07d1c777c01809c8876030e374ed4b0efe4000f6eb0ec6b0d13fe82a3ea16ec4080655f8272d83e8a31f7c67ecf0dc02
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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
MD5742ee75803111169af64b23302cfb11e
SHA1ba0b129b6de3e5bc346bcc2433fbf0ffbd592900
SHA25671f3c4d401ba21b3f5633657dba5d7a03068eb515ce6319bc90132a21e9fed7b
SHA512bd24eeb79f7b21f1b49e6e323d644df574dd3c2b993607429f1c90762eed3c288dc803f9b0841428c8a0202fef35aaedeb06fe1f8edde2b7c4a83f6557fa380c