Analysis
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max time kernel
148s -
max time network
156s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-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 behavioral2/memory/3560-135-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3560-137-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1924-145-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1924-146-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/3560-149-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/1924-151-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4584-154-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4584-157-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4584-159-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 10 IoCs
resource yara_rule behavioral2/memory/3560-135-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3560-136-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3560-137-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1924-145-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1924-146-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/3560-149-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/1924-151-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4584-154-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4584-157-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4584-159-0x0000000010000000-0x00000000101BA000-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 -
Executes dropped EXE 2 IoCs
pid Process 1924 Vwopq.exe 4584 Vwopq.exe -
resource yara_rule behavioral2/memory/3560-133-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3560-135-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3560-136-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3560-137-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1924-142-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1924-145-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1924-146-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/3560-149-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/1924-151-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4584-154-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4584-157-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4584-159-0x0000000010000000-0x00000000101BA000-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 4160 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4584 Vwopq.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3560 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe Token: SeLoadDriverPrivilege 4584 Vwopq.exe Token: 33 4584 Vwopq.exe Token: SeIncBasePriorityPrivilege 4584 Vwopq.exe Token: 33 4584 Vwopq.exe Token: SeIncBasePriorityPrivilege 4584 Vwopq.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3560 wrote to memory of 2024 3560 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 82 PID 3560 wrote to memory of 2024 3560 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 82 PID 3560 wrote to memory of 2024 3560 3ca2d0b76a8e9091cfdb013333f1297370c36f1c6a2ab17f7915b4dfe47b7de2.exe 82 PID 1924 wrote to memory of 4584 1924 Vwopq.exe 83 PID 1924 wrote to memory of 4584 1924 Vwopq.exe 83 PID 1924 wrote to memory of 4584 1924 Vwopq.exe 83 PID 2024 wrote to memory of 4160 2024 cmd.exe 85 PID 2024 wrote to memory of 4160 2024 cmd.exe 85 PID 2024 wrote to memory of 4160 2024 cmd.exe 85
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:3560 -
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⤵
- Suspicious use of WriteProcessMemory
PID:2024 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- Runs ping.exe
PID:4160
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C:\Windows\SysWOW64\Vwopq.exeC:\Windows\SysWOW64\Vwopq.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1924 -
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:4584
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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