Analysis
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max time kernel
120s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
13-09-2024 17:56
Static task
static1
Behavioral task
behavioral1
Sample
fd6033c088969ccf38ef010333e356d0N.exe
Resource
win7-20240729-en
General
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Target
fd6033c088969ccf38ef010333e356d0N.exe
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Size
375KB
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MD5
fd6033c088969ccf38ef010333e356d0
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SHA1
4a0d878e1054dfa531eef0eaf8833842f4fb2917
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SHA256
a38a4dfb67e8a151afa5a7d7f2e5c8fb3bb1aa940afff1f1888ff0b0fa32f299
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SHA512
efe009517aceed426bb9ad4672e593e27138d28548ee35f4f6beed1bbcd93e2edf21cf9950d435145668b3bb2cc6c9619a32e98cfbee883d58ee6d1ec0484fea
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SSDEEP
6144:ORjbUHOvGUNIE/FDjBazqjWgR+MSEtvlZTONpRGX5B4PY3mA0O0Gp8NhW5Jod:ejbh9tDjiuT+xEtl0u4w3mAZyzd
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3852-3-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3852-6-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3852-2-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/1480-11-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/1480-12-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/1480-13-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/1480-15-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3116-19-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3116-20-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3116-18-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3116-21-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit behavioral2/memory/3116-25-0x0000000010000000-0x00000000101A5000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 12 IoCs
resource yara_rule behavioral2/memory/3852-3-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3852-6-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3852-2-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/1480-11-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/1480-12-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/1480-13-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/1480-15-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3116-19-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3116-20-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3116-18-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3116-21-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat behavioral2/memory/3116-25-0x0000000010000000-0x00000000101A5000-memory.dmp family_gh0strat -
Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys Phija.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" Phija.exe -
Executes dropped EXE 2 IoCs
pid Process 1480 Phija.exe 3116 Phija.exe -
resource yara_rule behavioral2/memory/3852-3-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3852-6-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3852-2-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3852-0-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/1480-11-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/1480-12-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/1480-13-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/1480-9-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/1480-15-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3116-19-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3116-20-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3116-18-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3116-16-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3116-21-0x0000000010000000-0x00000000101A5000-memory.dmp upx behavioral2/memory/3116-25-0x0000000010000000-0x00000000101A5000-memory.dmp upx -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\Phija.exe fd6033c088969ccf38ef010333e356d0N.exe File opened for modification C:\Windows\SysWOW64\Phija.exe fd6033c088969ccf38ef010333e356d0N.exe -
System Location Discovery: System Language Discovery 1 TTPs 4 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 Phija.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 fd6033c088969ccf38ef010333e356d0N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 452 cmd.exe 1520 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 1520 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 3116 Phija.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 3852 fd6033c088969ccf38ef010333e356d0N.exe Token: SeLoadDriverPrivilege 3116 Phija.exe Token: 33 3116 Phija.exe Token: SeIncBasePriorityPrivilege 3116 Phija.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 1480 wrote to memory of 3116 1480 Phija.exe 89 PID 1480 wrote to memory of 3116 1480 Phija.exe 89 PID 1480 wrote to memory of 3116 1480 Phija.exe 89 PID 3852 wrote to memory of 452 3852 fd6033c088969ccf38ef010333e356d0N.exe 90 PID 3852 wrote to memory of 452 3852 fd6033c088969ccf38ef010333e356d0N.exe 90 PID 3852 wrote to memory of 452 3852 fd6033c088969ccf38ef010333e356d0N.exe 90 PID 452 wrote to memory of 1520 452 cmd.exe 92 PID 452 wrote to memory of 1520 452 cmd.exe 92 PID 452 wrote to memory of 1520 452 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\fd6033c088969ccf38ef010333e356d0N.exe"C:\Users\Admin\AppData\Local\Temp\fd6033c088969ccf38ef010333e356d0N.exe"1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3852 -
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\FD6033~1.EXE > nul2⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Windows\SysWOW64\PING.EXEping -n 2 127.0.0.13⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Runs ping.exe
PID:1520
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C:\Windows\SysWOW64\Phija.exeC:\Windows\SysWOW64\Phija.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1480 -
C:\Windows\SysWOW64\Phija.exeC:\Windows\SysWOW64\Phija.exe -acsi2⤵
- Drops file in Drivers directory
- Sets service image path in registry
- Executes dropped EXE
- Suspicious behavior: LoadsDriver
- Suspicious use of AdjustPrivilegeToken
PID:3116
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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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Filesize
375KB
MD5fd6033c088969ccf38ef010333e356d0
SHA14a0d878e1054dfa531eef0eaf8833842f4fb2917
SHA256a38a4dfb67e8a151afa5a7d7f2e5c8fb3bb1aa940afff1f1888ff0b0fa32f299
SHA512efe009517aceed426bb9ad4672e593e27138d28548ee35f4f6beed1bbcd93e2edf21cf9950d435145668b3bb2cc6c9619a32e98cfbee883d58ee6d1ec0484fea