Analysis
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max time kernel
120s -
max time network
97s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-12-2024 10:04
Static task
static1
Behavioral task
behavioral1
Sample
9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe
Resource
win7-20240903-en
General
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Target
9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe
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Size
1.1MB
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MD5
071f0300164d1aa385ae594583aba290
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SHA1
cd293456a57a201c35505bf7f63889678bf7c073
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SHA256
9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901
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SHA512
5d247231a804f914ff35a3fc72e94803848c4877dcc07dcdc33166a014e1cdb8af963cb10736e8a7503141ed426606c9c0b5e4bfd74a6db310914e3a67ee3288
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SSDEEP
24576:N09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+VGLH:N09XJt4HIN2H2tFvduySG
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1072-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1072-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1072-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/452-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/452-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/452-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3400-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3400-69-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/452-68-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3400-73-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3400-74-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/1072-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1072-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1072-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/452-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/452-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/452-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3400-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3400-69-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/452-68-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3400-73-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3400-74-0x0000000010000000-0x00000000101B6000-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 1072 RVN.exe 452 TXPlatforn.exe 3400 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/1072-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1072-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1072-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1072-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/452-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/452-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/452-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/452-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3400-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3400-69-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/452-68-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3400-73-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3400-74-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.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 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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 1968 cmd.exe 3140 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3140 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3400 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1072 RVN.exe Token: SeLoadDriverPrivilege 3400 TXPlatforn.exe Token: 33 3400 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3400 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2108 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe 2108 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2108 wrote to memory of 1072 2108 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe 83 PID 2108 wrote to memory of 1072 2108 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe 83 PID 2108 wrote to memory of 1072 2108 9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe 83 PID 1072 wrote to memory of 1968 1072 RVN.exe 85 PID 1072 wrote to memory of 1968 1072 RVN.exe 85 PID 1072 wrote to memory of 1968 1072 RVN.exe 85 PID 452 wrote to memory of 3400 452 TXPlatforn.exe 86 PID 452 wrote to memory of 3400 452 TXPlatforn.exe 86 PID 452 wrote to memory of 3400 452 TXPlatforn.exe 86 PID 1968 wrote to memory of 3140 1968 cmd.exe 88 PID 1968 wrote to memory of 3140 1968 cmd.exe 88 PID 1968 wrote to memory of 3140 1968 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe"C:\Users\Admin\AppData\Local\Temp\9d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901N.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2108 -
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:1072 -
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:1968 -
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:3140
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:452 -
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:3400
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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
MD5071f0300164d1aa385ae594583aba290
SHA1cd293456a57a201c35505bf7f63889678bf7c073
SHA2569d97c8269994a7a0f98248425b019f6e89ccdef588c6fddcc94663df31241901
SHA5125d247231a804f914ff35a3fc72e94803848c4877dcc07dcdc33166a014e1cdb8af963cb10736e8a7503141ed426606c9c0b5e4bfd74a6db310914e3a67ee3288
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4