Analysis
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max time kernel
150s -
max time network
153s -
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, 12:36
Static task
static1
Behavioral task
behavioral1
Sample
64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe
Resource
win7-20240903-en
General
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Target
64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe
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Size
615KB
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MD5
7eacdf59a6e8805bc03d4f25e1418832
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SHA1
3cea383c3b1417ead398c1701e89dd543d3ba78e
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SHA256
64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667
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SHA512
a8f21fb0f337ea077543a84b91bf40208ea5aa7feb98b815c4313c67a456cb11cf5d7773d1235368f3bf555e6853ed9cbba77250638e1d7d6dddef45446f9ef4
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SSDEEP
12288:7i2cAro2HQVWAHkFSq2hAWJYlMUtrxlyuJVRe8ykzW:7i2Tro2H2HESq2eWJ6MQjySjykz
Malware Config
Signatures
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resource yara_rule behavioral2/memory/1628-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1628-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/468-21-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/468-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/468-22-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/468-26-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-30-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-36-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/1628-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1628-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/468-21-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/468-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/468-22-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/468-26-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-30-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-36-0x0000000010000000-0x00000000101B6000-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 1628 RVN.exe 220 HD_64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 468 TXPlatforn.exe 812 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/1628-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1628-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1628-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1628-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/468-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/468-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/468-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/468-22-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/468-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-30-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-36-0x0000000010000000-0x00000000101B6000-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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 2772 PING.EXE 1380 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2772 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 812 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1628 RVN.exe Token: SeLoadDriverPrivilege 812 TXPlatforn.exe Token: 33 812 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 812 TXPlatforn.exe Token: 33 812 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 812 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4876 wrote to memory of 1628 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 82 PID 4876 wrote to memory of 1628 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 82 PID 4876 wrote to memory of 1628 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 82 PID 4876 wrote to memory of 220 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 83 PID 4876 wrote to memory of 220 4876 64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe 83 PID 1628 wrote to memory of 1380 1628 RVN.exe 86 PID 1628 wrote to memory of 1380 1628 RVN.exe 86 PID 1628 wrote to memory of 1380 1628 RVN.exe 86 PID 468 wrote to memory of 812 468 TXPlatforn.exe 87 PID 468 wrote to memory of 812 468 TXPlatforn.exe 87 PID 468 wrote to memory of 812 468 TXPlatforn.exe 87 PID 1380 wrote to memory of 2772 1380 cmd.exe 89 PID 1380 wrote to memory of 2772 1380 cmd.exe 89 PID 1380 wrote to memory of 2772 1380 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe"C:\Users\Admin\AppData\Local\Temp\64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4876 -
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:1628 -
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:1380 -
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:2772
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C:\Users\Admin\AppData\Local\Temp\HD_64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exeC:\Users\Admin\AppData\Local\Temp\HD_64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe2⤵
- Executes dropped EXE
PID:220
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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:468 -
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:812
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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_64d01c773982811ff6aefc78d98925b83d0f0b22e6712546f1fd92aaa64b6667.exe
Filesize43KB
MD5a16f041c87529221c86e16124c7e9add
SHA1e4933d7fc395b397db9aba78b05a2a490622c7e5
SHA256df2abf387893332f28c4df68b10a6b176dc9706142055dccccf447f5a9cede2d
SHA512972eb4a6cf96692ae0ad43b42a6d418406aad5539451b4e24e564b89a347a9fc8ee5572d9b876d9de7b72192ba70aa114e8de9d721b37af9c169503aaef611e9
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Filesize
572KB
MD5456b0f63f1a86540c2fed5fe5bcd6b42
SHA145b7b91abce340b0d99b9951d76bb8b58eaa4bd7
SHA256b5be4a5b25efae7343e65f462e4a6c84e5d7cc4d65759f51c603365a1c3f8c1c
SHA512f4efde1eaae9ec7792ce7c8cc38e66aa484983eb54332f4994e6c07c8fd926095117b72b391973d8757ee2f8015519f66ba1fa4cfc4acbc1b0fddf73b626654c
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4