Analysis
-
max time kernel
150s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 15:03
Static task
static1
Behavioral task
behavioral1
Sample
0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe
Resource
win7-20240903-en
General
-
Target
0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe
-
Size
1.2MB
-
MD5
2bd55969e2b9e19ae8143d25496886ab
-
SHA1
53cff24d5159f6ac75a31cdfc1ad8a2186bd2604
-
SHA256
0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2
-
SHA512
4591df68f4abc7954998317cde4919f66857a55786ae493e9de0c4ee70960e07e85a8e2713bea918a7706ff7ef8d33261273e66f01a67f65a45fd72de214274e
-
SSDEEP
24576:I09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+jwpePX:I09XJt4HIN2H2tFvduySCpeP
Malware Config
Signatures
-
resource yara_rule behavioral1/memory/2684-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2684-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2684-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-62-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-61-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-65-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2692-67-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 9 IoCs
resource yara_rule behavioral1/memory/2684-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2684-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2684-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-62-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-61-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-65-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2692-67-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
-
Purplefox family
-
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 2684 RVN.exe 2792 TXPlatforn.exe 2692 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 2792 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 behavioral1/memory/2684-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2684-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2684-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2684-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-62-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-61-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-65-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2692-67-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.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 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.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 2772 cmd.exe 884 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 884 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2692 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2684 RVN.exe Token: SeLoadDriverPrivilege 2692 TXPlatforn.exe Token: 33 2692 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2692 TXPlatforn.exe Token: 33 2692 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2692 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2112 wrote to memory of 2684 2112 0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe 30 PID 2684 wrote to memory of 2772 2684 RVN.exe 33 PID 2684 wrote to memory of 2772 2684 RVN.exe 33 PID 2684 wrote to memory of 2772 2684 RVN.exe 33 PID 2684 wrote to memory of 2772 2684 RVN.exe 33 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2792 wrote to memory of 2692 2792 TXPlatforn.exe 32 PID 2772 wrote to memory of 884 2772 cmd.exe 35 PID 2772 wrote to memory of 884 2772 cmd.exe 35 PID 2772 wrote to memory of 884 2772 cmd.exe 35 PID 2772 wrote to memory of 884 2772 cmd.exe 35
Processes
-
C:\Users\Admin\AppData\Local\Temp\0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe"C:\Users\Admin\AppData\Local\Temp\0a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2112 -
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:2684 -
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:2772 -
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:884
-
-
-
-
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2792 -
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:2692
-
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
1.2MB
MD52bd55969e2b9e19ae8143d25496886ab
SHA153cff24d5159f6ac75a31cdfc1ad8a2186bd2604
SHA2560a76a0023aeef7a5a382d854d0bd87979a7c93b1bc9d617d54c230d46eaaf3f2
SHA5124591df68f4abc7954998317cde4919f66857a55786ae493e9de0c4ee70960e07e85a8e2713bea918a7706ff7ef8d33261273e66f01a67f65a45fd72de214274e
-
Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4