Analysis
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max time kernel
150s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20230712-en -
resource tags
arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system -
submitted
23/08/2023, 00:25
Static task
static1
Behavioral task
behavioral1
Sample
3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe
Resource
win7-20230712-en
General
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Target
3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe
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Size
650KB
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MD5
98e51572f099423a5625e810d4bb37c9
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SHA1
53415940a292d1307bc644e7baac9b0b3f91bb03
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SHA256
3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2
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SHA512
69f94de94132fa2f5c809470001f8097e89eaa1f05774a26358567e32dcce833e8ddfc62b3157b0f4dc5e826406cc9effd0fa1287844f619b47a83624cb9e8f3
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SSDEEP
12288:mutTZV/qb9ylN28aE2GThX8xbEpaF/4esnMzIiTe:BNZEbCfCGTqx9F/IViTe
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1912-56-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/1912-57-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/1912-70-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2484-72-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2856-75-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2856-77-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral1/memory/2856-80-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 8 IoCs
resource yara_rule behavioral1/memory/1912-56-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/1912-57-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2484-63-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/1912-70-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2484-72-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2856-75-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2856-77-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral1/memory/2856-80-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Vwopq.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" Vwopq.exe -
Deletes itself 1 IoCs
pid Process 3068 cmd.exe -
Executes dropped EXE 2 IoCs
pid Process 2484 Vwopq.exe 2856 Vwopq.exe -
Loads dropped DLL 1 IoCs
pid Process 2484 Vwopq.exe -
resource yara_rule behavioral1/memory/1912-54-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/1912-56-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/1912-57-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2484-63-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/1912-70-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2484-72-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2856-75-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2856-77-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral1/memory/2856-80-0x0000000010000000-0x00000000101BA000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Vwopq.exe 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe File opened for modification C:\Windows\SysWOW64\Vwopq.exe 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2296 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2856 Vwopq.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1912 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe Token: SeLoadDriverPrivilege 2856 Vwopq.exe Token: 33 2856 Vwopq.exe Token: SeIncBasePriorityPrivilege 2856 Vwopq.exe Token: 33 2856 Vwopq.exe Token: SeIncBasePriorityPrivilege 2856 Vwopq.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 2484 wrote to memory of 2856 2484 Vwopq.exe 30 PID 1912 wrote to memory of 3068 1912 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 29 PID 1912 wrote to memory of 3068 1912 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 29 PID 1912 wrote to memory of 3068 1912 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 29 PID 1912 wrote to memory of 3068 1912 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 29 PID 3068 wrote to memory of 2296 3068 cmd.exe 32 PID 3068 wrote to memory of 2296 3068 cmd.exe 32 PID 3068 wrote to memory of 2296 3068 cmd.exe 32 PID 3068 wrote to memory of 2296 3068 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe"C:\Users\Admin\AppData\Local\Temp\3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1912 -
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\3CA2D0~1.EXE > nul2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:3068 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- Runs ping.exe
PID:2296
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C:\Windows\SysWOW64\Vwopq.exeC:\Windows\SysWOW64\Vwopq.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2484 -
C:\Windows\SysWOW64\Vwopq.exeC:\Windows\SysWOW64\Vwopq.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:2856
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
650KB
MD598e51572f099423a5625e810d4bb37c9
SHA153415940a292d1307bc644e7baac9b0b3f91bb03
SHA2563ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2
SHA51269f94de94132fa2f5c809470001f8097e89eaa1f05774a26358567e32dcce833e8ddfc62b3157b0f4dc5e826406cc9effd0fa1287844f619b47a83624cb9e8f3
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Filesize
650KB
MD598e51572f099423a5625e810d4bb37c9
SHA153415940a292d1307bc644e7baac9b0b3f91bb03
SHA2563ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2
SHA51269f94de94132fa2f5c809470001f8097e89eaa1f05774a26358567e32dcce833e8ddfc62b3157b0f4dc5e826406cc9effd0fa1287844f619b47a83624cb9e8f3
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Filesize
650KB
MD598e51572f099423a5625e810d4bb37c9
SHA153415940a292d1307bc644e7baac9b0b3f91bb03
SHA2563ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2
SHA51269f94de94132fa2f5c809470001f8097e89eaa1f05774a26358567e32dcce833e8ddfc62b3157b0f4dc5e826406cc9effd0fa1287844f619b47a83624cb9e8f3