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Analysis
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max time kernel
150s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2024, 17:48
Static task
static1
Behavioral task
behavioral1
Sample
fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe
Resource
win7-20240903-en
General
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Target
fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe
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Size
1.1MB
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MD5
5c614bd0a03b71cbbc3d9eb8a5ab3881
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SHA1
f3baa48aa6b802b3631666274578e6e8f9f3ffa9
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SHA256
fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd
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SHA512
0debafa20885161098dc97641bf56e941df88246c7b82c390b01742cfa2a25c3193cc735301ed17129148865a9ac478300940d30c5e5e8eb16be80207f479f1f
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SSDEEP
24576:g09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+vFPkK:g09XJt4HIN2H2tFvduySth/
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3500-11-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3500-7-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/3500-8-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-17-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-19-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/812-62-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/860-68-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/860-67-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/860-72-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/860-73-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/memory/3500-11-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3500-7-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/3500-8-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-17-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-19-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/812-62-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/860-68-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/860-67-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/860-72-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/860-73-0x0000000010000000-0x00000000101B6000-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 3 IoCs
pid Process 3500 RVN.exe 812 TXPlatforn.exe 860 TXPlatforn.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/3500-6-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3500-11-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3500-7-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/3500-8-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-17-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-19-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/812-62-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/860-68-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/860-67-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/860-72-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/860-73-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe File opened for modification C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe File opened for modification C:\Program Files\Mozilla Firefox\firefox.exe fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe File created C:\Program Files (x86)\Google\Chrome\Application\chrome.exe fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe File opened for modification C:\Program Files\VideoLAN\VLC\vlc.exe fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.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 5 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 fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.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 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 3952 PING.EXE 1836 cmd.exe -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 3952 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 860 TXPlatforn.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3500 RVN.exe Token: SeLoadDriverPrivilege 860 TXPlatforn.exe Token: 33 860 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 860 TXPlatforn.exe Token: 33 860 TXPlatforn.exe Token: SeIncBasePriorityPrivilege 860 TXPlatforn.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4108 fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe 4108 fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4108 wrote to memory of 3500 4108 fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe 89 PID 4108 wrote to memory of 3500 4108 fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe 89 PID 4108 wrote to memory of 3500 4108 fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe 89 PID 3500 wrote to memory of 1836 3500 RVN.exe 91 PID 3500 wrote to memory of 1836 3500 RVN.exe 91 PID 3500 wrote to memory of 1836 3500 RVN.exe 91 PID 812 wrote to memory of 860 812 TXPlatforn.exe 92 PID 812 wrote to memory of 860 812 TXPlatforn.exe 92 PID 812 wrote to memory of 860 812 TXPlatforn.exe 92 PID 1836 wrote to memory of 3952 1836 cmd.exe 94 PID 1836 wrote to memory of 3952 1836 cmd.exe 94 PID 1836 wrote to memory of 3952 1836 cmd.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe"C:\Users\Admin\AppData\Local\Temp\fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4108 -
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:3500 -
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:1836 -
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:3952
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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:812 -
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:860
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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 --field-trial-handle=4436,i,6510295916244954942,10164894160290787457,262144 --variations-seed-version --mojo-platform-channel-handle=3828 /prefetch:81⤵PID:4936
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
1.1MB
MD55c614bd0a03b71cbbc3d9eb8a5ab3881
SHA1f3baa48aa6b802b3631666274578e6e8f9f3ffa9
SHA256fa086c8ed0d69d4d5836ffe2f0abb0b020de24be794a6c98c48198367c16badd
SHA5120debafa20885161098dc97641bf56e941df88246c7b82c390b01742cfa2a25c3193cc735301ed17129148865a9ac478300940d30c5e5e8eb16be80207f479f1f
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Filesize
1.1MB
MD50eed09cd211b18c4414bc4f3d1f65fd8
SHA1da6fe991cf557750816b919a63d9b4117d22b207
SHA2562ed697b745d68352ef9a6854d41d0a8950c624ce7c46ec8afe7fde2271eda8c3
SHA512a146f2065ab5e8658081e3820a5cb82765c44373ab666379a4deedbf636c78c59c7a010de10485f11fae2a823ead551034fc730fefea49d1105ae5a74e3774e7
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Filesize
377KB
MD580ade1893dec9cab7f2e63538a464fcc
SHA1c06614da33a65eddb506db00a124a3fc3f5be02e
SHA25657a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd
SHA512fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4
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Filesize
69KB
MD5e33fb6d686b1a8b171349572c5a33f67
SHA129f24fe536adf799b69b63c83efadc1bce457a54
SHA256020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450
SHA512cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55