Analysis
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max time kernel
120s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
18-12-2024 22:32
Static task
static1
Behavioral task
behavioral1
Sample
9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe
Resource
win7-20240903-en
General
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Target
9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe
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Size
1.1MB
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MD5
d1fb8b83601ac25bbdc3a79ef9b10194
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SHA1
94574eb1b197b37b78457d0c39db6670a5830399
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SHA256
9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84
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SHA512
6451f34c99e4393cb26264d1c9d6331882dbcc9540d45343e0c61c17c840ccac4ba3fbba09ec3171d7cc1bcf925ce5990afdf52a7902f8fc28151dc918794275
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SSDEEP
24576:N09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+VGLv:N09XJt4HIN2H2tFvduyS2
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3016-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3016-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3016-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2196-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2400-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2400-54-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2400-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2400-61-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2400-64-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2400-66-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 10 IoCs
resource yara_rule behavioral1/memory/3016-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3016-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3016-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2196-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2400-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2400-54-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2400-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2400-61-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2400-64-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2400-66-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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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 3016 RVN.exe 2196 TXPlatforn.exe 2400 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 2196 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/3016-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3016-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3016-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3016-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2196-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-54-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-61-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-64-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2400-66-0x0000000010000000-0x00000000101B6000-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 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2396 cmd.exe 2672 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2672 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2400 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3016 RVN.exe Token: SeLoadDriverPrivilege 2400 TXPlatforn.exe Token: 33 2400 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2400 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 2332 wrote to memory of 3016 2332 9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe 31 PID 3016 wrote to memory of 2396 3016 RVN.exe 33 PID 3016 wrote to memory of 2396 3016 RVN.exe 33 PID 3016 wrote to memory of 2396 3016 RVN.exe 33 PID 3016 wrote to memory of 2396 3016 RVN.exe 33 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2196 wrote to memory of 2400 2196 TXPlatforn.exe 34 PID 2396 wrote to memory of 2672 2396 cmd.exe 36 PID 2396 wrote to memory of 2672 2396 cmd.exe 36 PID 2396 wrote to memory of 2672 2396 cmd.exe 36 PID 2396 wrote to memory of 2672 2396 cmd.exe 36
Processes
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C:\Users\Admin\AppData\Local\Temp\9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.exe"C:\Users\Admin\AppData\Local\Temp\9f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84.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:2332 -
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:3016 -
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:2396 -
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:2672
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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:2196 -
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:2400
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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
1.1MB
MD5d1fb8b83601ac25bbdc3a79ef9b10194
SHA194574eb1b197b37b78457d0c39db6670a5830399
SHA2569f86cd2acad2cc6aea86cd261576797b15e515e20eda81300473c8273c102c84
SHA5126451f34c99e4393cb26264d1c9d6331882dbcc9540d45343e0c61c17c840ccac4ba3fbba09ec3171d7cc1bcf925ce5990afdf52a7902f8fc28151dc918794275
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4