Analysis
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max time kernel
150s -
max time network
135s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
17-09-2024 16:25
Static task
static1
Behavioral task
behavioral1
Sample
b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe
Resource
win7-20240708-en
General
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Target
b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe
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Size
12.2MB
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MD5
425e7fbb7ebb52d5cee5275456b80f0c
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SHA1
5fcdbb98e2ef9e12ca3850b600e0a93f734347a2
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SHA256
b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac
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SHA512
7ac0fca230e5cf7d119b175f91d4ba53702e55548a714ed71bf13b41b62ecb9d90ab8d19878dfe7019475791582b0e20f9c3aabe9e8538b593a6ed5811121934
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SSDEEP
393216:i7lSEKH3HVklBf1kjsXHmMFrJEr5jcEve2/FleI:SlNwVsBbHz8r5j9vRle
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2844-6-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2844-10-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2844-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2232-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2232-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2232-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2232-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3260-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3260-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3260-31-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3260-32-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/2844-6-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2844-10-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2844-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2232-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2232-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2232-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2232-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3260-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3260-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3260-31-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3260-32-0x0000000010000000-0x00000000101B6000-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 2844 QQ.exe 2232 TXPlatforn.exe 3260 TXPlatforn.exe 4584 HD_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe -
resource yara_rule behavioral2/memory/2844-5-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-10-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2844-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2232-13-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2232-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2232-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2232-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2232-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3260-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3260-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3260-31-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3260-32-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/files/0x00070000000234c6-34.dat upx behavioral2/memory/4584-36-0x0000000000400000-0x0000000001535000-memory.dmp upx behavioral2/memory/4584-88-0x0000000000400000-0x0000000001535000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\TXPlatforn.exe QQ.exe File opened for modification C:\Windows\SysWOW64\TXPlatforn.exe QQ.exe -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.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 cmd.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language PING.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language HD_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language QQ.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language TXPlatforn.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 4508 cmd.exe 3212 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3212 PING.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3260 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2844 QQ.exe Token: SeLoadDriverPrivilege 3260 TXPlatforn.exe Token: 33 3260 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3260 TXPlatforn.exe Token: 33 3260 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 3260 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 4584 HD_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 4584 HD_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 3880 wrote to memory of 2844 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 83 PID 3880 wrote to memory of 2844 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 83 PID 3880 wrote to memory of 2844 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 83 PID 2844 wrote to memory of 4508 2844 QQ.exe 85 PID 2844 wrote to memory of 4508 2844 QQ.exe 85 PID 2844 wrote to memory of 4508 2844 QQ.exe 85 PID 2232 wrote to memory of 3260 2232 TXPlatforn.exe 86 PID 2232 wrote to memory of 3260 2232 TXPlatforn.exe 86 PID 2232 wrote to memory of 3260 2232 TXPlatforn.exe 86 PID 4508 wrote to memory of 3212 4508 cmd.exe 89 PID 4508 wrote to memory of 3212 4508 cmd.exe 89 PID 4508 wrote to memory of 3212 4508 cmd.exe 89 PID 3880 wrote to memory of 4584 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 87 PID 3880 wrote to memory of 4584 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 87 PID 3880 wrote to memory of 4584 3880 b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe 87
Processes
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C:\Users\Admin\AppData\Local\Temp\b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe"C:\Users\Admin\AppData\Local\Temp\b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.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:3880 -
C:\Users\Admin\AppData\Local\Temp\QQ.exeC:\Users\Admin\AppData\Local\Temp\\QQ.exe2⤵
- Executes dropped EXE
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2844 -
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\QQ.exe > nul3⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:4508 -
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:3212
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C:\Users\Admin\AppData\Local\Temp\HD_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exeC:\Users\Admin\AppData\Local\Temp\HD_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
PID:4584
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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:2232 -
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:3260
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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_b466d99f7757d9d97911f11f8ae9e5e24ce8d2c528a83b65fb124670b4bfa9ac.exe
Filesize10.8MB
MD570d1abf37bdaa1de52d3985603529ab1
SHA14def68e9d8ec94421f2e07575af5dc3184635723
SHA25671aa84bc19f44a81c149caec4c2fbb925c219d29a12aa57e96e99db6f6e361f7
SHA512a9623e8f1e0113ab1f05763b7e0382f023c15803b141036ff9032bcab51e7adc2be2183a6cdb3693c941b5cd72196eaeb8daabaf27d3b2c87eedb8d4110df5af
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Filesize
377KB
MD53d6e7db5800f1dadb016cbf989749e3c
SHA17c09c438a352cbc4de5d7279bf07d36e8f6cbfef
SHA256bb43f73ddd5d04adcd723061ccf3a535387fa439aba0039d39a72f5d6ae3062b
SHA512a98392c694a662a243581bc07582bffa9f425c4bd9acf2a68c19fbe95ee64f95ed4ca3100802736f67eea809a95fbf4f5e357800d3fa21f9d57b1f8d07d1462c
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Filesize
2.4MB
MD57648e66a82cc20cadd60891b0d15937b
SHA178d422ffb004e84eabb77e9678c849120b4b3a91
SHA2563571efed8c053e177da72d8f891ff39a64a258a8dbce681857de3edaac9464b1
SHA51250363ee1df2ba01484e5b83123754da9633d7ee8f87c3b9cea81d1283c7b81608acc2506ac5bb416b2e309f86ee31b01260ee7860ad8e725c771cda608f7919d