Analysis
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max time kernel
149s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
25-01-2025 17:46
Static task
static1
Behavioral task
behavioral1
Sample
0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe
Resource
win10v2004-20241007-en
General
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Target
0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe
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Size
1.9MB
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MD5
50ca790b3ccab38e5a6a62bd25dc26e1
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SHA1
c86c7393bb8284ef460813c5101a0fe3dea6fc0b
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SHA256
0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6
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SHA512
7d488e322f9a6cf15291009a52f3f33cca7c8be84343984684d442efc56eb73e9fc5b07477bdeb20a2849dbcb7e66d65566d0073bf1c8e3392844aab1b6f60fa
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SSDEEP
49152:OM7FkV03GheXZzkMK5I5Je+n8biWeJ1d3+Dd20kKHFF1DqFBTl:OMB5GhepzkMKi51n8bih3+DVX1Dqnl
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1936-10534-0x0000000000400000-0x000000000071E000-memory.dmp purplefox_rootkit behavioral1/memory/8272-16687-0x0000000000400000-0x000000000071E000-memory.dmp purplefox_rootkit behavioral1/memory/15596-25392-0x0000000000400000-0x000000000071E000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 3 IoCs
resource yara_rule behavioral1/memory/1936-10534-0x0000000000400000-0x000000000071E000-memory.dmp family_gh0strat behavioral1/memory/8272-16687-0x0000000000400000-0x000000000071E000-memory.dmp family_gh0strat behavioral1/memory/15596-25392-0x0000000000400000-0x000000000071E000-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 Gwogw.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" Gwogw.exe -
Deletes itself 1 IoCs
pid Process 15568 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 8272 Gwogw.exe 15596 Gwogw.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Gwogw.exe 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe File opened for modification C:\Windows\SysWOW64\Gwogw.exe 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 39 IoCs
pid Process 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 8272 Gwogw.exe 8272 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe 15596 Gwogw.exe -
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 Gwogw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gwogw.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 15568 cmd.exe 8212 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 8212 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 15596 Gwogw.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe Token: SeLoadDriverPrivilege 15596 Gwogw.exe Token: 33 15596 Gwogw.exe Token: SeIncBasePriorityPrivilege 15596 Gwogw.exe Token: 33 15596 Gwogw.exe Token: SeIncBasePriorityPrivilege 15596 Gwogw.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1936 wrote to memory of 15568 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 31 PID 1936 wrote to memory of 15568 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 31 PID 1936 wrote to memory of 15568 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 31 PID 1936 wrote to memory of 15568 1936 0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe 31 PID 8272 wrote to memory of 15596 8272 Gwogw.exe 32 PID 8272 wrote to memory of 15596 8272 Gwogw.exe 32 PID 8272 wrote to memory of 15596 8272 Gwogw.exe 32 PID 8272 wrote to memory of 15596 8272 Gwogw.exe 32 PID 15568 wrote to memory of 8212 15568 cmd.exe 35 PID 15568 wrote to memory of 8212 15568 cmd.exe 35 PID 15568 wrote to memory of 8212 15568 cmd.exe 35 PID 15568 wrote to memory of 8212 15568 cmd.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe"C:\Users\Admin\AppData\Local\Temp\0b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6.exe"1⤵
- Drops file in System32 directory
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1936 -
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\0B46D6~1.EXE > nul2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:15568 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:8212
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C:\Windows\SysWOW64\Gwogw.exeC:\Windows\SysWOW64\Gwogw.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:8272 -
C:\Windows\SysWOW64\Gwogw.exeC:\Windows\SysWOW64\Gwogw.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:15596
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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
1.9MB
MD550ca790b3ccab38e5a6a62bd25dc26e1
SHA1c86c7393bb8284ef460813c5101a0fe3dea6fc0b
SHA2560b46d6b1afb62dbfda6c6a9e0954bd2cd85c9304ea0cd4ac8f6bc8bdf62a96a6
SHA5127d488e322f9a6cf15291009a52f3f33cca7c8be84343984684d442efc56eb73e9fc5b07477bdeb20a2849dbcb7e66d65566d0073bf1c8e3392844aab1b6f60fa