Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
03-12-2024 15:54
Static task
static1
Behavioral task
behavioral1
Sample
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe
Resource
win7-20240729-en
General
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Target
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe
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Size
4.4MB
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MD5
b0dd89fe372d22dff72eedbfb8fe3048
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SHA1
c2ac6c2069678da17f24847ba47e8f9bbe89d3bb
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SHA256
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10
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SHA512
a480c5c2bb5325f11a5b695498429154165321f6e850d06da9d9579b05f12e7784d8bef846f8d9e0ba3723baa2c6ad50ccd8d8271fb8da944849459b6172fce5
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SSDEEP
98304:/GdVyVT9nOgmhvrYUyjdcmZtrZsUko1qGAmL2lPiVkD5rJNkT1OZ7Nb7v9tiyq:8WT9nO7tWdz9xB3s5TkKJX9tiyq
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/3844-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3844-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3844-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3428-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3428-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3428-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3428-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4036-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4036-33-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4036-35-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4036-38-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
Processes:
resource yara_rule behavioral2/memory/3844-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3844-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3844-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3428-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3428-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3428-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3428-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4036-32-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/files/0x0007000000023cc7-25.dat family_gh0strat behavioral2/memory/4036-33-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4036-35-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4036-38-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
Processes:
TXPlatforn.exedescription ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatforn.exe -
Sets service image path in registry 2 TTPs 1 IoCs
Processes:
TXPlatforn.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys" TXPlatforn.exe -
Executes dropped EXE 5 IoCs
Processes:
svchost.exeTXPlatforn.exesvchos.exeTXPlatforn.exeHD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exepid Process 3844 svchost.exe 3428 TXPlatforn.exe 2920 svchos.exe 4036 TXPlatforn.exe 1760 HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe -
Loads dropped DLL 1 IoCs
Processes:
svchos.exepid Process 2920 svchos.exe -
Drops file in System32 directory 3 IoCs
Processes:
svchost.exesvchos.exedescription ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe svchost.exe File created C:\Windows\SysWOW64\240629328.txt svchos.exe -
Processes:
resource yara_rule behavioral2/memory/3844-4-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3844-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3844-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3844-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3428-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3428-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3428-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3428-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3428-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4036-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4036-33-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4036-35-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4036-38-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
Processes:
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exedescription ioc Process File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target Process procid_target 2000 2920 WerFault.exe 86 5052 2920 WerFault.exe 86 -
System Location Discovery: System Language Discovery 1 TTPs 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exesvchost.exeTXPlatforn.exesvchos.execmd.exePING.EXEHD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchost.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svchos.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
Processes:
cmd.exePING.EXEpid Process 3448 cmd.exe 968 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exepid Process 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe -
Suspicious behavior: LoadsDriver 1 IoCs
Processes:
TXPlatforn.exepid Process 4036 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
Processes:
svchost.exeTXPlatforn.exedescription pid Process Token: SeIncBasePriorityPrivilege 3844 svchost.exe Token: SeLoadDriverPrivilege 4036 TXPlatforn.exe Token: 33 4036 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4036 TXPlatforn.exe Token: 33 4036 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 4036 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exeHD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exepid Process 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 1760 HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 1760 HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe -
Suspicious use of WriteProcessMemory 18 IoCs
Processes:
b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exesvchost.exeTXPlatforn.execmd.exedescription pid Process procid_target PID 2140 wrote to memory of 3844 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 83 PID 2140 wrote to memory of 3844 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 83 PID 2140 wrote to memory of 3844 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 83 PID 3844 wrote to memory of 3448 3844 svchost.exe 85 PID 3844 wrote to memory of 3448 3844 svchost.exe 85 PID 3844 wrote to memory of 3448 3844 svchost.exe 85 PID 2140 wrote to memory of 2920 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 86 PID 2140 wrote to memory of 2920 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 86 PID 2140 wrote to memory of 2920 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 86 PID 3428 wrote to memory of 4036 3428 TXPlatforn.exe 87 PID 3428 wrote to memory of 4036 3428 TXPlatforn.exe 87 PID 3428 wrote to memory of 4036 3428 TXPlatforn.exe 87 PID 3448 wrote to memory of 968 3448 cmd.exe 92 PID 3448 wrote to memory of 968 3448 cmd.exe 92 PID 3448 wrote to memory of 968 3448 cmd.exe 92 PID 2140 wrote to memory of 1760 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 95 PID 2140 wrote to memory of 1760 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 95 PID 2140 wrote to memory of 1760 2140 b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe"C:\Users\Admin\AppData\Local\Temp\b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.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:2140 -
C:\Users\Admin\AppData\Local\Temp\svchost.exeC:\Users\Admin\AppData\Local\Temp\\svchost.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3844 -
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⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3448 -
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:968
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C:\Users\Admin\AppData\Local\Temp\svchos.exeC:\Users\Admin\AppData\Local\Temp\\svchos.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:2920 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 4483⤵
- Program crash
PID:2000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2920 -s 3963⤵
- Program crash
PID:5052
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C:\Users\Admin\AppData\Local\Temp\HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exeC:\Users\Admin\AppData\Local\Temp\HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:1760
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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:3428 -
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:4036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2920 -ip 29201⤵PID:4892
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2920 -ip 29201⤵PID:3184
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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Filesize
1.4MB
MD5ac92acbee6525e9d99068b1d9b50a51d
SHA1a450967ba1e7112c87d9d78c6f3ebf828f7eaf18
SHA25627d157d53d47ca2d0e0bc5a13a2f83ff101dc27b10452c022547c2764e58adf6
SHA512a044217c108ac298b2954eb7fb5efa6661d78ca59abbea4a0b8f2010a49c7b8bb34b6a2da543382de4d11b947aa3465fab92301910ab435f0dc3877430586b78
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C:\Users\Admin\AppData\Local\Temp\HD_b86529e3b46489834e7ceac7ed213bfa8a48ff86cfb78fd0d8cf8f7000d13a10.exe
Filesize3.1MB
MD58ff0f27913c89a13fa9d9a5211ad2c18
SHA107f4c677112098d9ff51a09915ce3fbbc2092942
SHA25613c3dd1453210b2a8c52c3d4ed91a6eccf24d860c58ef2b5e1b92d980f3be58d
SHA51235007c812b3d6b348e77d54a3c5d4abcf7df4b85b07e9a8d2f8e89eddbff725a4e27ec049a0f199b342eb75fb0dea5c8968db2f735bbb5d1ee1289563ea30a39
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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
MD506563c127bca65e233f9552356b92b5e
SHA1db67ac486d60e7e137d497330e42174c90d9f371
SHA2564f7819014eb8e25a52b76297b9f799da2a65adbf8871ea026f47bdc1fb26b0f6
SHA5126f604e7f421094eaeb5158dc6ffbc4ad40be257e13bc74e4ab40d528bd1f6684d318f6c2b4f12ac7e86cacd1df46504cf0bed82cb4ad61d8502bac1d5f882c10