Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-01-2025 12:39
Static task
static1
Behavioral task
behavioral1
Sample
34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe
Resource
win7-20240903-en
General
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Target
34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe
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Size
1.2MB
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MD5
c143459de3a314fe3212dcd6a4f39b8c
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SHA1
a3064de479a63f5f2f0123a23bab094e1818e10c
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SHA256
34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517
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SHA512
8a959265014bced4cc722037a63d0150a2557bf5be6b1e9846b24dbac620350cb989f780ede52d44ed8d24535abce747f719eefda5c545ff9b7e26125e497c5f
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SSDEEP
24576:ri2Tro2H2HESq2eWJ6MQjySjyk9I/+xE1gROjGMhoCEgcBnCT4nbK:rxTc2H2tFvduySt9IqE1QOjOC1T4nbK
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2424-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2424-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2424-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2088-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2088-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2560-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2560-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2560-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2088-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2088-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/2424-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2424-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2424-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2088-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2088-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2560-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2560-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2560-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2088-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2088-22-0x0000000010000000-0x00000000101B6000-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 4 IoCs
pid Process 2424 RVN.exe 4228 HD_34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 2088 TXPlatforn.exe 2560 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/2424-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2424-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2088-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2088-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2560-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2560-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2560-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2560-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2088-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2088-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2088-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
System Location Discovery: System Language Discovery 1 TTPs 6 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 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.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 HD_34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.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 5104 cmd.exe 2704 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2704 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2560 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2424 RVN.exe Token: SeLoadDriverPrivilege 2560 TXPlatforn.exe Token: 33 2560 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2560 TXPlatforn.exe Token: 33 2560 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2560 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4720 wrote to memory of 2424 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 82 PID 4720 wrote to memory of 2424 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 82 PID 4720 wrote to memory of 2424 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 82 PID 4720 wrote to memory of 4228 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 83 PID 4720 wrote to memory of 4228 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 83 PID 4720 wrote to memory of 4228 4720 34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe 83 PID 2424 wrote to memory of 5104 2424 RVN.exe 86 PID 2424 wrote to memory of 5104 2424 RVN.exe 86 PID 2424 wrote to memory of 5104 2424 RVN.exe 86 PID 2088 wrote to memory of 2560 2088 TXPlatforn.exe 87 PID 2088 wrote to memory of 2560 2088 TXPlatforn.exe 87 PID 2088 wrote to memory of 2560 2088 TXPlatforn.exe 87 PID 5104 wrote to memory of 2704 5104 cmd.exe 89 PID 5104 wrote to memory of 2704 5104 cmd.exe 89 PID 5104 wrote to memory of 2704 5104 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe"C:\Users\Admin\AppData\Local\Temp\34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4720 -
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:2424 -
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:5104 -
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:2704
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C:\Users\Admin\AppData\Local\Temp\HD_34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exeC:\Users\Admin\AppData\Local\Temp\HD_34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:4228
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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:2088 -
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:2560
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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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C:\Users\Admin\AppData\Local\Temp\HD_34ddb8b1fb6586010852d857a153f2bcf4259ee9d59a249833597b03f3a6d517.exe
Filesize680KB
MD58f8ec353b84314cf063055b4b7edbbda
SHA176b5fca0ab6b8108329848bc83ae484460cd5650
SHA2564109b3196cf07a8af9ade5bc0bd38cd434e58bc7caf14af3726215c591ce53a3
SHA512f60b4e92b9e72173c3ba2617d92dfa3be894f7ca7eb1c0fef88d3f2b5981baa70383d20bff32a525e5fd4fedde8666a2cb41af0c852e2c28b2343ba781cff0be
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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Filesize
1.4MB
MD5db1c426a974d08f559eba2c05f1aefc4
SHA1be3e5f586cab47fd19ac30c52f713784a76d0e8b
SHA25682e77a1887dc242bf75c8f87c44587d4d2402fee5b7618c621c267961576dc30
SHA512ad6c11bca9a0265a0fd84859ea5af8704da55c1605964389661adf31bfbb57929568806a58e91407cd6c7d2601eb6eaa53de392bff521745cde29be2336ef207