Analysis
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max time kernel
150s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
26-05-2024 15:18
Static task
static1
Behavioral task
behavioral1
Sample
abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe
Resource
win7-20240508-en
General
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Target
abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe
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Size
8.3MB
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MD5
f910ac3676bd3f17135199768e7dbea6
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SHA1
4d694c5310ac75d436cf8ca6c15624106a3da808
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SHA256
abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62
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SHA512
61b9ac1ca4cc392e48bd4b2797907a4024bc2f198f4330f4309ae0ccbff1fb7bb022d1187610382cc158dcd5b85365720eef1a4e61a31c7778f64c0ee386de7c
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SSDEEP
196608:mWT9nO7XXonLJRCsU3lHOYhE0dutEcKEmmI1nzH59a3K2ZXVVoVeB:G7H43xatvE05EW1zH5V2ZFVoVeB
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1948-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1948-9-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1948-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2252-18-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/1948-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2604-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2604-34-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2252-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral1/memory/2604-42-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral1/memory/1948-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1948-9-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1948-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2252-18-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/1948-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2604-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2604-34-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2252-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral1/files/0x0007000000015de5-40.dat family_gh0strat behavioral1/memory/2604-42-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets DLL path for service in the registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\259399211.txt" svchos.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 -
Checks BIOS information in registry 2 TTPs 3 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosDate HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Executes dropped EXE 6 IoCs
pid Process 1948 svchost.exe 2252 TXPlatforn.exe 2604 TXPlatforn.exe 2708 svchos.exe 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 2212 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
Loads dropped DLL 13 IoCs
pid Process 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 2252 TXPlatforn.exe 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 2708 svchos.exe 2608 svchost.exe 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 828 WerFault.exe 828 WerFault.exe 828 WerFault.exe 828 WerFault.exe 828 WerFault.exe 2608 svchost.exe 2212 Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe -
resource yara_rule behavioral1/memory/1948-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1948-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1948-9-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1948-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2252-18-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/1948-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2604-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2604-34-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2252-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2604-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral1/memory/2604-42-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
description ioc Process File opened for modification \??\PhysicalDrive0 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\259399211.txt svchos.exe File opened for modification C:\Windows\SysWOW64\ini.ini svchos.exe File created C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Drops file in Program Files directory 4 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 828 2536 WerFault.exe 37 -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 2876 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 2604 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 1948 svchost.exe Token: SeLoadDriverPrivilege 2604 TXPlatforn.exe Token: 33 2604 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2604 TXPlatforn.exe Token: 33 2604 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 2604 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe -
Suspicious use of WriteProcessMemory 38 IoCs
description pid Process procid_target PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2256 wrote to memory of 1948 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 28 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 2252 wrote to memory of 2604 2252 TXPlatforn.exe 31 PID 1948 wrote to memory of 2348 1948 svchost.exe 30 PID 1948 wrote to memory of 2348 1948 svchost.exe 30 PID 1948 wrote to memory of 2348 1948 svchost.exe 30 PID 1948 wrote to memory of 2348 1948 svchost.exe 30 PID 2256 wrote to memory of 2708 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 32 PID 2256 wrote to memory of 2708 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 32 PID 2256 wrote to memory of 2708 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 32 PID 2256 wrote to memory of 2708 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 32 PID 2348 wrote to memory of 2876 2348 cmd.exe 34 PID 2348 wrote to memory of 2876 2348 cmd.exe 34 PID 2348 wrote to memory of 2876 2348 cmd.exe 34 PID 2348 wrote to memory of 2876 2348 cmd.exe 34 PID 2256 wrote to memory of 2536 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 37 PID 2256 wrote to memory of 2536 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 37 PID 2256 wrote to memory of 2536 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 37 PID 2256 wrote to memory of 2536 2256 abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 37 PID 2536 wrote to memory of 828 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 38 PID 2536 wrote to memory of 828 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 38 PID 2536 wrote to memory of 828 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 38 PID 2536 wrote to memory of 828 2536 HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe 38 PID 2608 wrote to memory of 2212 2608 svchost.exe 39 PID 2608 wrote to memory of 2212 2608 svchost.exe 39 PID 2608 wrote to memory of 2212 2608 svchost.exe 39 PID 2608 wrote to memory of 2212 2608 svchost.exe 39
Processes
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C:\Users\Admin\AppData\Local\Temp\abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe"C:\Users\Admin\AppData\Local\Temp\abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe"1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1948 -
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\svchost.exe > nul3⤵
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:2876
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Sets DLL path for service in the registry
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:2708
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C:\Users\Admin\AppData\Local\Temp\HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exeC:\Users\Admin\AppData\Local\Temp\HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
- Writes to the Master Boot Record (MBR)
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2536 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 7363⤵
- Loads dropped DLL
- Program crash
PID:828
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C:\Windows\SysWOW64\TXPlatforn.exeC:\Windows\SysWOW64\TXPlatforn.exe -auto1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2252 -
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:2604
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵PID:2796
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2608 -
C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exeC:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259399211.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2212
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Pre-OS Boot
1Bootkit
1Privilege Escalation
Boot or Logon Autostart Execution
2Registry Run Keys / Startup Folder
2Defense Evasion
Modify Registry
2Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
1.6MB
MD5c493af6c6d39d58e71aff5b37b95d8b9
SHA18aeb8a08e4909ac540e149849e4457c8b439d9e6
SHA2567024f2b42b28dae7515d135adaa87967f37662a3abae067e063ff1d80f15d609
SHA51231867523dcb7d88771718c25eca88e7a5b4a7dc604c5583458be026dff5e408660f6b882713d35ce1115bde6bb5e29c11edaecbe0afaccab2ca1142dc4931ae4
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C:\Users\Admin\AppData\Local\Temp\HD_abc6549b39ea1c21d44b1ca196a7bc5b85207f9b2be75ea78f233ea6f34afa62.exe
Filesize6.7MB
MD5228d6cc0e7e1399dae79eaa5d6f71e52
SHA1290443a75bfd4108abb6e9f7fc14d4da1542314b
SHA2567189cf2950eb69251a80d120d2a75c860de50d2084bdb7c41a3345e34734958b
SHA512bd4b464037ea2ece9331905da72ef33e6803c0e642a5f051146f1e222186bb3b74a6dd28a309e893413282604a804c9132d52c5f8069902721aa78b5b074d743
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Filesize
93KB
MD53b377ad877a942ec9f60ea285f7119a2
SHA160b23987b20d913982f723ab375eef50fafa6c70
SHA25662954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84
SHA512af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f
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Filesize
377KB
MD5a4329177954d4104005bce3020e5ef59
SHA123c29e295e2dbb8454012d619ca3f81e4c16e85a
SHA2566156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd
SHA51281e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208
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Filesize
50KB
MD590748d5d5b4dffe50fa8199b33587a21
SHA155707c4f7cde2304769d12fc595be1e98063ede2
SHA256aeafcd10ab7fac12dbf5dc1a9ad1bd9236b12ef9fa91702fb8bae51a7ea77ae4
SHA512a3f0fa02d6b4ac5808e89e9f8bc2e93ea6199e9d3a1f0694f1f66cbc2381ccfe1c6c90b731fca6fd21956c6cf0812224e7ed42372864444954cdcf9a71d21946
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Filesize
43KB
MD551138beea3e2c21ec44d0932c71762a8
SHA18939cf35447b22dd2c6e6f443446acc1bf986d58
SHA2565ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124
SHA512794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d