Analysis
- max time kernel
152s - max time network
160s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
25/06/2024, 12:27
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe
Resource
win7-20240419-en
23 signatures
150 seconds
General
- Target 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe
- Size 9.3MB
- Sample240625-pmwrdazckh
- SHA256 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1
- MD5 c5af65b0f446d27a4568f91e03d0d703
- SHA1 cd499141d8601e45081761c1ccdd4724402ad9eb
- SHA512 1aeeb62b7f33dd22f2d549b6b6db73f3ed77ded6b7de78e07b3d6482c88512985af721938632c7b71a8626d88443f638e1411a12038d176d0d62fa5601eecec2
- SSDEEP 196608:YKXbeO7a133P7kb+e+mhUyDUaiRR/j47GyGyLEKWQh:h7y33P7u+EhUGdQklLEKWG
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2300-20-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2300-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2300-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1356-28-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1356-29-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1012-37-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1012-40-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1012-45-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/1280-46-0x0000000000D80000-0x0000000001EC6000-memory.dmp purplefox_rootkit - Gh0st RAT payload 10 IoCs
resource yara_rule behavioral2/files/0x0008000000023255-5.dat family_gh0strat behavioral2/memory/2300-20-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2300-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2300-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1356-28-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1356-29-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1012-37-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1012-40-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1012-45-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/1280-46-0x0000000000D80000-0x0000000001EC6000-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_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe - Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240657718.txt" R.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" TXPlatfor.exe - Checks BIOS information in registry 2 TTPs 2 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_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Executes dropped EXE 6 IoCs
pid Process 1816 R.exe 2300 N.exe 1356 TXPlatfor.exe 1012 TXPlatfor.exe 1280 HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 4048 Remote Data.exe - Loads dropped DLL 3 IoCs
pid Process 1816 R.exe 2600 svchost.exe 4048 Remote Data.exe -
resource yara_rule behavioral2/memory/2300-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2300-20-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2300-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2300-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1356-26-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1356-28-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1356-29-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1012-37-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1012-40-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/1012-45-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.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_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\Remote Data.exe svchost.exe File opened for modification C:\Windows\SysWOW64\Remote Data.exe svchost.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe File created C:\Windows\SysWOW64\240657718.txt R.exe File opened for modification C:\Windows\SysWOW64\ini.ini R.exe - Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1280 HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Program crash 1 IoCs
pid pid_target Process procid_target 1632 1280 WerFault.exe 99 - Runs ping.exe 1 TTPs 1 IoCs
pid Process 4824 PING.EXE - Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 1280 HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 1280 HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Suspicious behavior: LoadsDriver 1 IoCs
pid Process 1012 TXPlatfor.exe - Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2300 N.exe Token: SeLoadDriverPrivilege 1012 TXPlatfor.exe Token: 33 1012 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 1012 TXPlatfor.exe Token: 33 1012 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 1012 TXPlatfor.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe - Suspicious use of WriteProcessMemory 21 IoCs
description pid Process procid_target PID 392 wrote to memory of 1816 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 92 PID 392 wrote to memory of 1816 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 92 PID 392 wrote to memory of 1816 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 92 PID 392 wrote to memory of 2300 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 95 PID 392 wrote to memory of 2300 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 95 PID 392 wrote to memory of 2300 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 95 PID 2300 wrote to memory of 4928 2300 N.exe 97 PID 2300 wrote to memory of 4928 2300 N.exe 97 PID 2300 wrote to memory of 4928 2300 N.exe 97 PID 1356 wrote to memory of 1012 1356 TXPlatfor.exe 98 PID 1356 wrote to memory of 1012 1356 TXPlatfor.exe 98 PID 1356 wrote to memory of 1012 1356 TXPlatfor.exe 98 PID 392 wrote to memory of 1280 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 99 PID 392 wrote to memory of 1280 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 99 PID 392 wrote to memory of 1280 392 463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe 99 PID 2600 wrote to memory of 4048 2600 svchost.exe 101 PID 2600 wrote to memory of 4048 2600 svchost.exe 101 PID 2600 wrote to memory of 4048 2600 svchost.exe 101 PID 4928 wrote to memory of 4824 4928 cmd.exe 102 PID 4928 wrote to memory of 4824 4928 cmd.exe 102 PID 4928 wrote to memory of 4824 4928 cmd.exe 102
Processes
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C:\Users\Admin\AppData\Local\Temp\463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe"C:\Users\Admin\AppData\Local\Temp\463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:392 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Server Software Component: Terminal Services DLL
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
PID:1816
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C:\Users\Admin\AppData\Local\Temp\N.exeC:\Users\Admin\AppData\Local\Temp\\N.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2300 -
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\N.exe > nul3⤵
- Suspicious use of WriteProcessMemory
PID:4928 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.14⤵
- Runs ping.exe
PID:4824
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C:\Users\Admin\AppData\Local\Temp\HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exeC:\Users\Admin\AppData\Local\Temp\HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.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
PID:1280 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1280 -s 11563⤵
- Program crash
PID:1632
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵PID:2700
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C:\Windows\SysWOW64\svchost.exeC:\Windows\SysWOW64\svchost.exe -k "Remote Data"1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2600 -
C:\Windows\SysWOW64\Remote Data.exe"C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240657718.txt",MainThread2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4048
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1356 -
C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:1012
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1280 -ip 12801⤵PID:2280
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2756 --field-trial-handle=2236,i,5367110156796017614,12594004256180761011,262144 --variations-seed-version /prefetch:81⤵PID:4116
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Pre-OS Boot
1Bootkit
1Server Software Component
1Terminal Services DLL
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Defense Evasion
Modify Registry
1Pre-OS Boot
1Bootkit
1Virtualization/Sandbox Evasion
1Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\HD_463a39509f104fd6ac1bc26ec182eabc5376d2a4ec9b0675913b5be326033da1.exe
- Size 6.6MB
- SHA256 a440738fbc84f80c770e9afde70c2efdc1906294e217545b3e5b87a661b3e4a3
- MD5 de9e246beb444b9be638083947914b7f
- SHA1 5cee353ab1417043f3c63194bbadf641bbdc625e
- SHA512 90b7e33a6537be0c5081f2649801e8b1aefab15629764b23a9fa3a3b2f2e8aff5be8df3ad3914f0d9af37685cf5187a8f054d6a4ef90f68ec40d3f9120604855
- SSDEEP 196608:I33P7kb+e+mhUyDUaiRR/j47GyGyLEKWQh:I33P7u+EhUGdQklLEKWG
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
- Size 2.7MB
- SHA256 b64f97ddcdc3a060e1ef576a297034881150258f5a68bccfe50ac5550ac7ba7d
- MD5 e9f68b7ca011fd3dd28010cbf100ed26
- SHA1 7b8fadf8d6ff6fe990442e7c77c9f89a3c17bbc7
- SHA512 e051132c8ca282125fc16a5978e2d2ff100cc0693590ae58ad29ba3022f979b15634cd25de6d70684a457429f5fee1a6dd32ddc6e489b2476f6f9d2c430b0a30
- SSDEEP 24576:nCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHh:nCwsbCANnKXferL7Vwe/Gg0P+WhRKHd
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\N.exe
- Size 377KB
- SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
- MD5 4a36a48e58829c22381572b2040b6fe0
- SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
- SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
- SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\R.exe
- Size 941KB
- SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
- MD5 8dc3adf1c490211971c1e2325f1424d2
- SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
- SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
- SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\RCXD9E2.tmp
- Size 2.3MB
- SHA256 54636c573bc4b66a7d60b58235761eccd3ea0fca332c10a67fa923c58de9d4f8
- MD5 b86b86a5f9a4ea1c915a44ade75d354a
- SHA1 30b5762b304fd54a6952211829c9867ef8f1aa16
- SHA512 6e7a700f298a7f1efcfd3838fb2f57e177be1222913dcb28b47817d9788de236da9295092f0ac07efc8d1684565cd80f8a26c7eb875fbf9b4b3be7f9b46eb744
- SSDEEP 24576:2CwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHI:2CwsbCANnKXferL7Vwe/Gg0P+WhNUKH7
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\X.ico
- Size 69KB
- SHA256 020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450
- MD5 e33fb6d686b1a8b171349572c5a33f67
- SHA1 29f24fe536adf799b69b63c83efadc1bce457a54
- SHA512 cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55
- SSDEEP 1536:F4GZjzQwK5WW7VCn6KyoFAmu3wtBUniymVq07sZBSTVkOzAqDg:Te5BV0vUniyL4RE
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\240657718.txt
- Size 899KB
- SHA256 58eeabfc76554c3dcf830ce62d64b9915dfa8ca0f699eacfe063f16cdbad0ec9
- MD5 3f79578798aec7cccaed6cef52a1cf96
- SHA1 7bb3bb38a8e097c766a53fe25e3833f815771ebc
- SHA512 0e414a3fb2d14d0ce72b37406b165a2db5dd428367806f37ca2a68e36e01ab4f41332c9151897f9d8a0a342985eb06141a69c2d7002336dfcdc7152ef8961a55
- SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PX7:7wqd87V7
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Windows\SysWOW64\Remote Data.exe
- Size 60KB
- SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
- MD5 889b99c52a60dd49227c5e485a016679
- SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
- SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
- SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
- MD5 SHA1 SHA512 SSDEEP