Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
24-09-2024 23:32
Static task
static1
Behavioral task
behavioral1
Sample
74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
Resource
win7-20240903-en
General
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Target
74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe
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Size
1.5MB
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MD5
897584b7b829aa3f348fd98275f18f26
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SHA1
05e544d177ce6a26fc9e70de8265a4ed00e6ee59
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SHA256
74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf
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SHA512
6578a2c91c13b0e9b2830b49c28f393f9faae2540ac02db3a94416815f1e861ee5beab7e8f350c2b2644a46be55ff2887c694b98e9e1a76df1c6cc4ed49dcc1e
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SSDEEP
24576:w09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+vR0c:w09XJt4HIN2H2tFvduySIc
Malware Config
Signatures
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resource yara_rule behavioral1/memory/3004-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/3004-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2932-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-59-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2792-67-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral1/memory/3004-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/3004-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2932-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-59-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2792-67-0x0000000010000000-0x00000000101B6000-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 3004 RVN.exe 2932 TXPlatforn.exe 2792 TXPlatforn.exe -
Loads dropped DLL 2 IoCs
pid Process 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 2932 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/3004-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/3004-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2932-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-59-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2792-67-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\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\VideoLAN\VLC\vlc.exe 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.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 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 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 480 cmd.exe 2208 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2208 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2792 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3004 RVN.exe Token: SeLoadDriverPrivilege 2792 TXPlatforn.exe Token: 33 2792 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2792 TXPlatforn.exe Token: 33 2792 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2792 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 2860 wrote to memory of 3004 2860 74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe 30 PID 3004 wrote to memory of 480 3004 RVN.exe 32 PID 3004 wrote to memory of 480 3004 RVN.exe 32 PID 3004 wrote to memory of 480 3004 RVN.exe 32 PID 3004 wrote to memory of 480 3004 RVN.exe 32 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 2932 wrote to memory of 2792 2932 TXPlatforn.exe 33 PID 480 wrote to memory of 2208 480 cmd.exe 35 PID 480 wrote to memory of 2208 480 cmd.exe 35 PID 480 wrote to memory of 2208 480 cmd.exe 35 PID 480 wrote to memory of 2208 480 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.exe"C:\Users\Admin\AppData\Local\Temp\74af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf.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:2860 -
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:3004 -
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:480 -
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:2208
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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:2932 -
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:2792
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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
1.5MB
MD5897584b7b829aa3f348fd98275f18f26
SHA105e544d177ce6a26fc9e70de8265a4ed00e6ee59
SHA25674af65cf10f2506e46284def819fee7ac7768a9361433caef9d9f150e8878fcf
SHA5126578a2c91c13b0e9b2830b49c28f393f9faae2540ac02db3a94416815f1e861ee5beab7e8f350c2b2644a46be55ff2887c694b98e9e1a76df1c6cc4ed49dcc1e
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4