Analysis
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max time kernel
149s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
26-01-2025 17:46
Static task
static1
Behavioral task
behavioral1
Sample
9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe
Resource
win10v2004-20241007-en
General
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Target
9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe
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Size
2.8MB
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MD5
afd4b0419f4223a5d1b9743a434af24a
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SHA1
018ec4aaa6225b2942c27e380239484adababf69
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SHA256
9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f
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SHA512
b32150edbede8d8c17cedd78355d19a93d50f9d9901183ea487e9adce2bdec8fdbbcb2f120f4f8834883c991682baad19a8ff5710ee40c84284ddd633ed59006
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SSDEEP
24576:5a5rFxc16UitUmT/MYl2Zcp68jUubAVKAvC5+g8+E8MLB09uoDa7JOdEFG7eBhns:58FOkkC/fb6ikjk+g9E8MNyuoSheUs
Malware Config
Signatures
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resource yara_rule behavioral1/memory/2644-16478-0x0000000000400000-0x00000000006C9000-memory.dmp purplefox_rootkit behavioral1/memory/8464-16484-0x0000000000400000-0x00000000006C9000-memory.dmp purplefox_rootkit behavioral1/memory/2956-25192-0x0000000000400000-0x00000000006C9000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 3 IoCs
resource yara_rule behavioral1/memory/2644-16478-0x0000000000400000-0x00000000006C9000-memory.dmp family_gh0strat behavioral1/memory/8464-16484-0x0000000000400000-0x00000000006C9000-memory.dmp family_gh0strat behavioral1/memory/2956-25192-0x0000000000400000-0x00000000006C9000-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 Meume.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" Meume.exe -
Deletes itself 1 IoCs
pid Process 6932 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 8464 Meume.exe 2956 Meume.exe -
Loads dropped DLL 1 IoCs
pid Process 8464 Meume.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Meume.exe 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe File opened for modification C:\Windows\SysWOW64\Meume.exe 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 64 IoCs
pid Process 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 8464 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.exe 2956 Meume.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 Meume.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 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Meume.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 7524 PING.EXE 6932 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 7524 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2956 Meume.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe Token: SeLoadDriverPrivilege 2956 Meume.exe Token: 33 2956 Meume.exe Token: SeIncBasePriorityPrivilege 2956 Meume.exe Token: 33 2956 Meume.exe Token: SeIncBasePriorityPrivilege 2956 Meume.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2644 wrote to memory of 6932 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 31 PID 2644 wrote to memory of 6932 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 31 PID 2644 wrote to memory of 6932 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 31 PID 2644 wrote to memory of 6932 2644 9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe 31 PID 8464 wrote to memory of 2956 8464 Meume.exe 32 PID 8464 wrote to memory of 2956 8464 Meume.exe 32 PID 8464 wrote to memory of 2956 8464 Meume.exe 32 PID 8464 wrote to memory of 2956 8464 Meume.exe 32 PID 6932 wrote to memory of 7524 6932 cmd.exe 34 PID 6932 wrote to memory of 7524 6932 cmd.exe 34 PID 6932 wrote to memory of 7524 6932 cmd.exe 34 PID 6932 wrote to memory of 7524 6932 cmd.exe 34
Processes
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C:\Users\Admin\AppData\Local\Temp\9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.exe"C:\Users\Admin\AppData\Local\Temp\9144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f.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:2644 -
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\9144E9~1.EXE > nul2⤵
- Deletes itself
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:6932 -
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:7524
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C:\Windows\SysWOW64\Meume.exeC:\Windows\SysWOW64\Meume.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:8464 -
C:\Windows\SysWOW64\Meume.exeC:\Windows\SysWOW64\Meume.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:2956
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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
2.8MB
MD5afd4b0419f4223a5d1b9743a434af24a
SHA1018ec4aaa6225b2942c27e380239484adababf69
SHA2569144e996e48de20247d4d2bbac721c7bc6f0bb17d2a263e79f2de130a02c4f3f
SHA512b32150edbede8d8c17cedd78355d19a93d50f9d9901183ea487e9adce2bdec8fdbbcb2f120f4f8834883c991682baad19a8ff5710ee40c84284ddd633ed59006