Analysis
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max time kernel
150s -
max time network
152s -
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
2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe
Resource
win7-20240903-en
General
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Target
2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe
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Size
600KB
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MD5
24760af28ba548c76203e289ac49c02e
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SHA1
39938a8643b9f93730bc9ec00d338e6684cacfbc
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SHA256
2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3
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SHA512
acde5f749bd63db561af132daefd51a67022455c0429e0a14f906297ebfcd8ad79124d5dcce1e0d76f4cdc0e801815b8eeb369821526df12ded0e364492dbe03
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SSDEEP
12288:Li2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ymEP1n/:Li2Tro2H2HESq2eWJ6MQjySjy9n
Malware Config
Signatures
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resource yara_rule behavioral2/memory/5032-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5032-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5032-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5072-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5072-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5072-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/5072-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1404-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1404-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1404-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1404-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/5032-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5032-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5032-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5072-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5072-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5072-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/5072-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1404-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1404-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1404-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1404-36-0x0000000010000000-0x00000000101B6000-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 5032 RVN.exe 3464 HD_2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 5072 TXPlatforn.exe 1404 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/5032-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5032-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5032-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5032-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5072-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5072-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5072-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5072-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/5072-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1404-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1404-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1404-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1404-36-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
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 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.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 4888 cmd.exe 4808 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4808 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1404 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 5032 RVN.exe Token: SeLoadDriverPrivilege 1404 TXPlatforn.exe Token: 33 1404 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1404 TXPlatforn.exe Token: 33 1404 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1404 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4420 wrote to memory of 5032 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 82 PID 4420 wrote to memory of 5032 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 82 PID 4420 wrote to memory of 5032 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 82 PID 4420 wrote to memory of 3464 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 83 PID 4420 wrote to memory of 3464 4420 2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe 83 PID 5032 wrote to memory of 4888 5032 RVN.exe 86 PID 5032 wrote to memory of 4888 5032 RVN.exe 86 PID 5032 wrote to memory of 4888 5032 RVN.exe 86 PID 5072 wrote to memory of 1404 5072 TXPlatforn.exe 87 PID 5072 wrote to memory of 1404 5072 TXPlatforn.exe 87 PID 5072 wrote to memory of 1404 5072 TXPlatforn.exe 87 PID 4888 wrote to memory of 4808 4888 cmd.exe 89 PID 4888 wrote to memory of 4808 4888 cmd.exe 89 PID 4888 wrote to memory of 4808 4888 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe"C:\Users\Admin\AppData\Local\Temp\2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4420 -
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:5032 -
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:4888 -
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:4808
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C:\Users\Admin\AppData\Local\Temp\HD_2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exeC:\Users\Admin\AppData\Local\Temp\HD_2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe2⤵
- Executes dropped EXE
PID:3464
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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:5072 -
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:1404
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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_2632b2763039727d4647654118a40e18d4cc6c655bbcda1e196472dd279412d3.exe
Filesize32KB
MD5b9a724abbba96c6b4c0d68f781f00257
SHA1ff95c918708cf51d9110f3d9981d466903c1a222
SHA25673c2f9b8e652699c583e469059c41f05c95206a01d215896c49355f78d0d7fb4
SHA51294fd7eb39db47c0e4a1117284eca21dcf3f7f26fb551d2bcef3655ed475fb457f8a27ecae0cedac7f273720bcaa478fd6bab5b7ff4b514b8c87b17a89f935dca
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Filesize
568KB
MD5ebd649bba3fe7f8e33b5237d89ebe0f7
SHA1cee6e91d888cf46a1a0a9fb91d110915872b2864
SHA256251e581c1129a8360f4f284faa4641e829fdd6c0b44e6b13a298e8161b9bb7f0
SHA512ab35b9fef928432e678f7702c92521fc31f96fad299ee42123cb1f94475ab3f05021023b4c86f8754833a8a4470d3f27a930af5c34b2c5accc770cc041e1fbe4
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4