Analysis
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max time kernel
150s -
max time network
142s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
30-09-2024 16:30
Static task
static1
Behavioral task
behavioral1
Sample
741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe
Resource
win7-20240704-en
General
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Target
741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe
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Size
4.6MB
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MD5
8c4c3fc6625aa7c77f88ebaf2cdc75c2
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SHA1
7a844eb1c7cdab3550c28fdca3f27d9b3e9f649a
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SHA256
741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85
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SHA512
c7c1a59bf9edbf1b5fd794fd083fd560d8e286b57e9c4e9dbf7b793e7e0e89272ff44f5761649fa6bf8ffbddd0feca5e271bcaa153b2404599be97dce7fa004a
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SSDEEP
49152:009XJt4HIN2H2tFvduySv/bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8bU:ZZJt4HINy2Lkv/bXsPN5kiQaZ56
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3712-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3712-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3712-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4716-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4716-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4716-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1516-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1516-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1516-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4716-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1516-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/3712-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3712-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3712-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4716-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4716-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4716-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1516-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1516-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1516-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4716-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1516-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.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" TXPlatforn.exe -
Executes dropped EXE 4 IoCs
pid Process 3712 RVN.exe 4716 TXPlatforn.exe 1516 TXPlatforn.exe 940 HD_741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe RVN.exe -
resource yara_rule behavioral2/memory/3712-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3712-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3712-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3712-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4716-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4716-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4716-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4716-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1516-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1516-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1516-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4716-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1516-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 6 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 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RVN.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.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 3004 cmd.exe 3460 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3460 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1516 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3712 RVN.exe Token: SeLoadDriverPrivilege 1516 TXPlatforn.exe Token: 33 1516 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1516 TXPlatforn.exe Token: 33 1516 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 1516 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4572 wrote to memory of 3712 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 82 PID 4572 wrote to memory of 3712 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 82 PID 4572 wrote to memory of 3712 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 82 PID 3712 wrote to memory of 3004 3712 RVN.exe 84 PID 3712 wrote to memory of 3004 3712 RVN.exe 84 PID 3712 wrote to memory of 3004 3712 RVN.exe 84 PID 4716 wrote to memory of 1516 4716 TXPlatforn.exe 85 PID 4716 wrote to memory of 1516 4716 TXPlatforn.exe 85 PID 4716 wrote to memory of 1516 4716 TXPlatforn.exe 85 PID 4572 wrote to memory of 940 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 86 PID 4572 wrote to memory of 940 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 86 PID 4572 wrote to memory of 940 4572 741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe 86 PID 3004 wrote to memory of 3460 3004 cmd.exe 88 PID 3004 wrote to memory of 3460 3004 cmd.exe 88 PID 3004 wrote to memory of 3460 3004 cmd.exe 88
Processes
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C:\Users\Admin\AppData\Local\Temp\741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe"C:\Users\Admin\AppData\Local\Temp\741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4572 -
C:\Users\Admin\AppData\Local\Temp\RVN.exeC:\Users\Admin\AppData\Local\Temp\\RVN.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3712 -
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\RVN.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:3460
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C:\Users\Admin\AppData\Local\Temp\HD_741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exeC:\Users\Admin\AppData\Local\Temp\HD_741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:940
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4716 -
C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:1516
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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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C:\Users\Admin\AppData\Local\Temp\HD_741c7ea0b9c364f132a97952eec3747173877c53e3a744ad860ab8f7aaa9bb85.exe
Filesize3.1MB
MD5fb083acd60fe5c3156dc25442be815e3
SHA161df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
SHA256f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
SHA5127147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
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Filesize
1.5MB
MD5cb74f57f46bb9acd89285a247e4687db
SHA1946ba664cbf6d61040a07afd4f8fd7d0696ea7d0
SHA2566518b0e8c946c593a9812b52e931831d19b0428bc1c213257dd6186377234c82
SHA512c9b2b9e0a2f0ab82a7bc08017fbdacf6198a7d2c5d88450f2063d90fb985428815b69fc2b826a8781f8005311a13b100b75ab7e8fd6bf1a7e35528193a32b738
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4