Analysis
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max time kernel
97s -
max time network
118s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
18-11-2024 14:22
Static task
static1
Behavioral task
behavioral1
Sample
03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe
Resource
win7-20240903-en
General
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Target
03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe
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Size
1.4MB
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MD5
5634ff19a99f4a5185ce48490ef679ad
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SHA1
856fe34eac3f64d2bde77fa4b2e451dda249f8f3
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SHA256
03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7
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SHA512
45f536e394b3f45cf88646c9119b0a470d4297c8149b3a55cf19bdc5d393d378e380920c98814905bf9a5cb5ce18a2e03aad7214f0a54367d3939c8bf4504bf0
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SSDEEP
24576:F39WkOyHutimZ9VSly2hVvHW6qMnSbTBBhBMNB:59qHPkVOBTKB
Malware Config
Signatures
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resource yara_rule behavioral2/memory/4708-0-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit behavioral2/memory/4300-10-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit behavioral2/memory/3180-18-0x0000000010000000-0x000000001019F000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 3 IoCs
resource yara_rule behavioral2/memory/4708-0-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat behavioral2/memory/4300-10-0x0000000010000000-0x000000001019F000-memory.dmp family_gh0strat behavioral2/memory/3180-18-0x0000000010000000-0x000000001019F000-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 -
Executes dropped EXE 2 IoCs
pid Process 4300 Gwogw.exe 3180 Gwogw.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Gwogw.exe 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe File opened for modification C:\Windows\SysWOW64\Gwogw.exe 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.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 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gwogw.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Gwogw.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 3984 cmd.exe 4244 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 4244 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3180 Gwogw.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4708 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe Token: SeLoadDriverPrivilege 3180 Gwogw.exe Token: 33 3180 Gwogw.exe Token: SeIncBasePriorityPrivilege 3180 Gwogw.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4708 wrote to memory of 3984 4708 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe 86 PID 4708 wrote to memory of 3984 4708 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe 86 PID 4708 wrote to memory of 3984 4708 03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe 86 PID 4300 wrote to memory of 3180 4300 Gwogw.exe 87 PID 4300 wrote to memory of 3180 4300 Gwogw.exe 87 PID 4300 wrote to memory of 3180 4300 Gwogw.exe 87 PID 3984 wrote to memory of 4244 3984 cmd.exe 89 PID 3984 wrote to memory of 4244 3984 cmd.exe 89 PID 3984 wrote to memory of 4244 3984 cmd.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe"C:\Users\Admin\AppData\Local\Temp\03c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4708 -
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\03C9E3~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3984 -
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:4244
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C:\Windows\SysWOW64\Gwogw.exeC:\Windows\SysWOW64\Gwogw.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4300 -
C:\Windows\SysWOW64\Gwogw.exeC:\Windows\SysWOW64\Gwogw.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:3180
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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
1.4MB
MD55634ff19a99f4a5185ce48490ef679ad
SHA1856fe34eac3f64d2bde77fa4b2e451dda249f8f3
SHA25603c9e349282c833d3f60028dcace5f8f85655d73fc5d491d5dd6474aec71f7c7
SHA51245f536e394b3f45cf88646c9119b0a470d4297c8149b3a55cf19bdc5d393d378e380920c98814905bf9a5cb5ce18a2e03aad7214f0a54367d3939c8bf4504bf0