Analysis
-
max time kernel
150s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
24-09-2024 23:32
Static task
static1
Behavioral task
behavioral1
Sample
74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
Resource
win7-20240903-en
General
-
Target
74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
-
Size
1.5MB
-
MD5
897584b7b829aa3f348fd98275f18f26
-
SHA1
05e544d177ce6a26fc9e70de8265a4ed00e6ee59
-
SHA256
74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf
-
SHA512
6578a2c91c13b0e9b2830b49c28f393f9faae2540ac02db3a94416815f1e861ee5beab7e8f350c2b2644a46be55ff2887c694b98e9e1a76df1c6cc4ed49dcc1e
-
SSDEEP
24576:w09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+vR0c:w09XJt4HIN2H2tFvduySIc
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/3136-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3136-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3136-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3440-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3440-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3440-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3440-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/868-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/868-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/868-46-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/3136-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3136-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3136-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3440-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3440-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3440-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3440-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/868-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/868-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/868-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/868-46-0x0000000010000000-0x00000000101B6000-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 3 IoCs
pid Process 3136 RVN.exe 3440 TXPlatforn.exe 868 TXPlatforn.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/3136-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3136-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3136-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3136-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3440-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3440-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3440-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3440-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3440-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/868-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/868-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/868-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/868-46-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
System Location Discovery: System Language Discovery 1 TTPs 5 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 PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1328 cmd.exe 2716 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2716 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 868 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3136 RVN.exe Token: SeLoadDriverPrivilege 868 TXPlatforn.exe Token: 33 868 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 868 TXPlatforn.exe Token: 33 868 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 868 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4744 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 4744 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4744 wrote to memory of 3136 4744 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 82 PID 4744 wrote to memory of 3136 4744 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 82 PID 4744 wrote to memory of 3136 4744 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 82 PID 3136 wrote to memory of 1328 3136 RVN.exe 84 PID 3136 wrote to memory of 1328 3136 RVN.exe 84 PID 3136 wrote to memory of 1328 3136 RVN.exe 84 PID 3440 wrote to memory of 868 3440 TXPlatforn.exe 85 PID 3440 wrote to memory of 868 3440 TXPlatforn.exe 85 PID 3440 wrote to memory of 868 3440 TXPlatforn.exe 85 PID 1328 wrote to memory of 2716 1328 cmd.exe 87 PID 1328 wrote to memory of 2716 1328 cmd.exe 87 PID 1328 wrote to memory of 2716 1328 cmd.exe 87
Processes
-
C:\Users\Admin\AppData\Local\Temp\74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe"C:\Users\Admin\AppData\Local\Temp\74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3136 -
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\RVN.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:1328 -
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:2716
-
-
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3440 -
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:868
-
Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
2.1MB
MD562d4332ad6f42febce1a12a07b311ca1
SHA11a790cc0db1a9c940b1a763a9c5b1bfe5dd83227
SHA2562409381ae7c8b4f42a30ecabbf576267852cf7a16d72db8bac23222d1729cf67
SHA51292ae08e432cc3c828019af6d569e446a412dce425dfc86db79b2799899633e01e488c3dd4551f365736a27e2ea3e63dcd6689bf68f033e91897205f72dbfcd79
-
Filesize
1.5MB
MD5ba09d94795a7c3ab2c958c491b828e48
SHA1e002f66497d9f373b64752c152a0e4e2a831eaca
SHA2567858345b344ab6502a02490d0a24d77bb06ce6726e55ae21402f36a9c39ca079
SHA5126eb981eef099ee0af1100d16e4811d70e122f604c1c036dad1642843a4ac859af6f5d3803a5cc6882309de90362f6031c97ff2484880d17198b094e7a0ceb840
-
Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4