Analysis
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max time kernel
150s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
30-05-2024 09:37
Static task
static1
Behavioral task
behavioral1
Sample
8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe
Resource
win7-20240508-en
General
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Target
8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe
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Size
1.6MB
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MD5
187aecb4f479c81cf19e163ca079b1f7
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SHA1
8f6207689bd8f0c4f10e67efa23ff4d90c9fe2a5
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SHA256
8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e
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SHA512
d89bd86f1a9765134dbf4df3d516ab30c778822b6c3ca2766daa1b716b72648113a9dbd603baab7264c25abb93e95518007e9e3e67eb22d73c2ea66211debb6d
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SSDEEP
24576:rQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVZ3:rQZAdVyVT9n/Gg0P+WhoS
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/1904-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1904-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1904-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2868-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2868-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2868-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1148-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1148-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1148-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2868-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1148-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
Processes:
resource yara_rule behavioral2/memory/1904-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1904-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1904-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2868-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2868-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat C:\Windows\SysWOW64\240612390.txt family_gh0strat behavioral2/memory/2868-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1148-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1148-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1148-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2868-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1148-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
Processes:
TXPlatforn.exedescription ioc process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatforn.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 4 IoCs
Processes:
svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exepid process 1904 svchost.exe 2868 TXPlatforn.exe 764 svchos.exe 1148 TXPlatforn.exe -
Loads dropped DLL 1 IoCs
Processes:
svchos.exepid process 764 svchos.exe -
Processes:
resource yara_rule behavioral2/memory/1904-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1904-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2868-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2868-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2868-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2868-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1148-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1148-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1148-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2868-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1148-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in System32 directory 3 IoCs
Processes:
svchost.exesvchos.exedescription 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\240612390.txt svchos.exe -
Drops file in Program Files directory 5 IoCs
Processes:
8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 3040 764 WerFault.exe svchos.exe 4852 764 WerFault.exe svchos.exe -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid process 1148 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
svchost.exeTXPlatforn.exedescription pid process Token: SeIncBasePriorityPrivilege 1904 svchost.exe Token: SeLoadDriverPrivilege 1148 TXPlatforn.exe Token: 33 1148 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1148 TXPlatforn.exe Token: 33 1148 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1148 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
Processes:
8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exepid process 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exesvchost.exeTXPlatforn.execmd.exedescription pid process target process PID 2884 wrote to memory of 1904 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe svchost.exe PID 2884 wrote to memory of 1904 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe svchost.exe PID 2884 wrote to memory of 1904 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe svchost.exe PID 1904 wrote to memory of 3560 1904 svchost.exe cmd.exe PID 1904 wrote to memory of 3560 1904 svchost.exe cmd.exe PID 1904 wrote to memory of 3560 1904 svchost.exe cmd.exe PID 2884 wrote to memory of 764 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe svchos.exe PID 2884 wrote to memory of 764 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe svchos.exe PID 2884 wrote to memory of 764 2884 8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe svchos.exe PID 2868 wrote to memory of 1148 2868 TXPlatforn.exe TXPlatforn.exe PID 2868 wrote to memory of 1148 2868 TXPlatforn.exe TXPlatforn.exe PID 2868 wrote to memory of 1148 2868 TXPlatforn.exe TXPlatforn.exe PID 3560 wrote to memory of 4936 3560 cmd.exe PING.EXE PID 3560 wrote to memory of 4936 3560 cmd.exe PING.EXE PID 3560 wrote to memory of 4936 3560 cmd.exe PING.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe"C:\Users\Admin\AppData\Local\Temp\8f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e.exe"1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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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⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
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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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 4483⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 764 -s 4523⤵
- Program crash
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
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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
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 764 -ip 7641⤵
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 764 -ip 7641⤵
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\HD_X.datFilesize
1.6MB
MD5187aecb4f479c81cf19e163ca079b1f7
SHA18f6207689bd8f0c4f10e67efa23ff4d90c9fe2a5
SHA2568f491c9a229cf16054bbb4aaf533f32c0d531d9036e88703c2371c871194be6e
SHA512d89bd86f1a9765134dbf4df3d516ab30c778822b6c3ca2766daa1b716b72648113a9dbd603baab7264c25abb93e95518007e9e3e67eb22d73c2ea66211debb6d
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C:\Users\Admin\AppData\Local\Temp\svchos.exeFilesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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C:\Users\Admin\AppData\Local\Temp\svchost.exeFilesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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C:\Windows\SysWOW64\240612390.txtFilesize
50KB
MD51484e80714837ce594cff2695d1afab3
SHA1a7e1dd02d0614114050fef503422d773f07574b5
SHA25656c03a569c8fb80298043722fb337b703384bb5c9de244ccd6d4e310e60e5d96
SHA51293534db130913bc59c2c252ac71c0b5ca1993618dbea5126ef6d927cfd528cf7301ab289f93e5f4208913034590fe7166019c2d5373993cb12920cfefe6eb96f
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memory/1148-33-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1148-32-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1148-37-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1148-38-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1904-10-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1904-7-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1904-6-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/1904-5-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2868-16-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2868-15-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2868-13-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2868-27-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB
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memory/2868-17-0x0000000010000000-0x00000000101B6000-memory.dmpFilesize
1.7MB