Analysis
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max time kernel
150s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
11-10-2024 11:10
Static task
static1
Behavioral task
behavioral1
Sample
1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe
Resource
win7-20240903-en
General
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Target
1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe
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Size
584KB
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MD5
312ccd4a3e3f198fa7f48dbc35feadb2
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SHA1
d24b8625d1305b709cd0817295a9f89ea2a48710
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SHA256
1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328
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SHA512
5a26731958efb76763bfcb2805b8003077805e223ac5074ec34f921d658c85d8e3add84ca73e2cd55b2cd64ed59d60c9072d0af0535c22d9a148cdde670eae23
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SSDEEP
12288:Ui2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ykp:Ui2Tro2H2HESq2eWJ6MQjySjykp
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3736-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3736-13-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3736-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1916-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1916-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1916-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1916-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1780-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1780-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1780-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1780-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1780-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1780-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/3736-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3736-13-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3736-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1916-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1916-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1916-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1916-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1780-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1780-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1780-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1780-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1780-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1780-28-0x0000000010000000-0x00000000101B6000-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 3736 RVN.exe 1916 TXPlatforn.exe 1780 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/3736-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3736-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3736-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3736-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1916-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1916-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1916-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1916-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1916-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1780-28-0x0000000010000000-0x00000000101B6000-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 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 1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.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 3464 PING.EXE 1772 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3464 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1780 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3736 RVN.exe Token: SeLoadDriverPrivilege 1780 TXPlatforn.exe Token: 33 1780 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1780 TXPlatforn.exe Token: 33 1780 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1780 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2008 1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2008 wrote to memory of 3736 2008 1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe 84 PID 2008 wrote to memory of 3736 2008 1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe 84 PID 2008 wrote to memory of 3736 2008 1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe 84 PID 3736 wrote to memory of 1772 3736 RVN.exe 87 PID 3736 wrote to memory of 1772 3736 RVN.exe 87 PID 3736 wrote to memory of 1772 3736 RVN.exe 87 PID 1916 wrote to memory of 1780 1916 TXPlatforn.exe 88 PID 1916 wrote to memory of 1780 1916 TXPlatforn.exe 88 PID 1916 wrote to memory of 1780 1916 TXPlatforn.exe 88 PID 1772 wrote to memory of 3464 1772 cmd.exe 90 PID 1772 wrote to memory of 3464 1772 cmd.exe 90 PID 1772 wrote to memory of 3464 1772 cmd.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe"C:\Users\Admin\AppData\Local\Temp\1c3d0187d4ff457e23bee62cf69a2aa5cf73f602ac209b596db47ecfabde8328.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2008 -
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:3736 -
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:1772 -
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: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:1916 -
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:1780
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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
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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Filesize
802KB
MD59ecb79137886b3517e89cdad9b263880
SHA13413ed3ac20f40ad42be62656e65fe335fb73fab
SHA25635bab26ec1e6ccaa2a04018de74ba3df0fb5d519807aea96d603773ad8c02382
SHA512e5ef02c5642d13a47ebd5fed31b32468560530192d23eb5ba089f31a929c4a68d026430beceb1cede48d998170d1ee65d74e10da98eaec51f3cf2ffdbc7628c5