Analysis
- max time kernel
150s - max time network
154s - platform
windows10-2004_x64 - resource
win10v2004-20230703-en - resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system - submitted
29/08/2023, 19:36
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe
Resource
win7-20230712-en
15 signatures
150 seconds
General
- Target 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe
- Size 650KB
- Sample230829-ybdwvsfc56
- SHA256 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330
- MD5 e03a63cf01ba48e515482b7c62d6c852
- SHA1 072f562e1e908110a6c279dd5ee85235830f594b
- SHA512 13a5f70bd0b6b01e52c8f5a286018f998eccb0db3a3b6d9b1ab775b6ffe44a7da6647e4251965c64c36f8e2e6ad364d548c2d2848e2cd2acf43e7acb79e3abce
- SSDEEP 12288:mutTZV/qb9ylN28aE2GThX8xbypaF/4esnMzIiTe:BNZEbCfCGTqxfF/IViTe
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
-
resource yara_rule behavioral2/memory/4460-3-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4460-4-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/312-11-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/312-13-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/4460-14-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/312-17-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2516-21-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2516-20-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2516-22-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2516-24-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit behavioral2/memory/2516-27-0x0000000010000000-0x00000000101BA000-memory.dmp purplefox_rootkit - Gh0st RAT payload 13 IoCs
resource yara_rule behavioral2/memory/4460-2-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4460-3-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4460-4-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/312-11-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/312-13-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/312-12-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/4460-14-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/312-17-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2516-21-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2516-20-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2516-22-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2516-24-0x0000000010000000-0x00000000101BA000-memory.dmp family_gh0strat behavioral2/memory/2516-27-0x0000000010000000-0x00000000101BA000-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 312 Vwopq.exe 2516 Vwopq.exe -
resource yara_rule behavioral2/memory/4460-0-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4460-2-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4460-3-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4460-4-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/312-9-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/312-11-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/312-13-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/312-12-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/4460-14-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/312-17-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2516-21-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2516-20-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2516-22-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2516-24-0x0000000010000000-0x00000000101BA000-memory.dmp upx behavioral2/memory/2516-27-0x0000000010000000-0x00000000101BA000-memory.dmp upx - Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Vwopq.exe 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe File opened for modification C:\Windows\SysWOW64\Vwopq.exe 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe - Runs ping.exe 1 TTPs 1 IoCs
pid Process 3264 PING.EXE - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2516 Vwopq.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 4460 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe Token: SeLoadDriverPrivilege 2516 Vwopq.exe Token: 33 2516 Vwopq.exe Token: SeIncBasePriorityPrivilege 2516 Vwopq.exe Token: 33 2516 Vwopq.exe Token: SeIncBasePriorityPrivilege 2516 Vwopq.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4460 wrote to memory of 4192 4460 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe 82 PID 4460 wrote to memory of 4192 4460 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe 82 PID 4460 wrote to memory of 4192 4460 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe 82 PID 312 wrote to memory of 2516 312 Vwopq.exe 83 PID 312 wrote to memory of 2516 312 Vwopq.exe 83 PID 312 wrote to memory of 2516 312 Vwopq.exe 83 PID 4192 wrote to memory of 3264 4192 cmd.exe 86 PID 4192 wrote to memory of 3264 4192 cmd.exe 86 PID 4192 wrote to memory of 3264 4192 cmd.exe 86
Processes
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C:\Users\Admin\AppData\Local\Temp\483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe"C:\Users\Admin\AppData\Local\Temp\483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330.exe"1⤵
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4460 -
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\483266~1.EXE > nul2⤵
- Suspicious use of WriteProcessMemory
PID:4192 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- Runs ping.exe
PID:3264
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C:\Windows\SysWOW64\Vwopq.exeC:\Windows\SysWOW64\Vwopq.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:312 -
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:2516
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Windows\SysWOW64\Vwopq.exe
- Size 650KB
- SHA256 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330
- MD5 e03a63cf01ba48e515482b7c62d6c852
- SHA1 072f562e1e908110a6c279dd5ee85235830f594b
- SHA512 13a5f70bd0b6b01e52c8f5a286018f998eccb0db3a3b6d9b1ab775b6ffe44a7da6647e4251965c64c36f8e2e6ad364d548c2d2848e2cd2acf43e7acb79e3abce
- SSDEEP 12288:mutTZV/qb9ylN28aE2GThX8xbypaF/4esnMzIiTe:BNZEbCfCGTqxfF/IViTe
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\Vwopq.exe
- Size 650KB
- SHA256 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330
- MD5 e03a63cf01ba48e515482b7c62d6c852
- SHA1 072f562e1e908110a6c279dd5ee85235830f594b
- SHA512 13a5f70bd0b6b01e52c8f5a286018f998eccb0db3a3b6d9b1ab775b6ffe44a7da6647e4251965c64c36f8e2e6ad364d548c2d2848e2cd2acf43e7acb79e3abce
- SSDEEP 12288:mutTZV/qb9ylN28aE2GThX8xbypaF/4esnMzIiTe:BNZEbCfCGTqxfF/IViTe
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\Vwopq.exe
- Size 650KB
- SHA256 483266f08058e3374697876161aaaeb5281615c8a48d2594991e64be402b5330
- MD5 e03a63cf01ba48e515482b7c62d6c852
- SHA1 072f562e1e908110a6c279dd5ee85235830f594b
- SHA512 13a5f70bd0b6b01e52c8f5a286018f998eccb0db3a3b6d9b1ab775b6ffe44a7da6647e4251965c64c36f8e2e6ad364d548c2d2848e2cd2acf43e7acb79e3abce
- SSDEEP 12288:mutTZV/qb9ylN28aE2GThX8xbypaF/4esnMzIiTe:BNZEbCfCGTqxfF/IViTe
- MD5 SHA1 SHA512 SSDEEP