Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
08-12-2024 12:38
Static task
static1
Behavioral task
behavioral1
Sample
e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe
Resource
win7-20240729-en
General
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Target
e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe
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Size
2.5MB
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MD5
d9f4f1369cbee0aae9cf7a5ed85bde63
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SHA1
6dbcc1ed9cc802f63c6ddce2e44531d64102f9bb
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SHA256
e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b
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SHA512
1ae96b1d66903d4352af076cdba303f63573ae5dd35237625e60e9001b99515c9690d749eebecfb202143c3b602c9a0a2fceb7fde654f401049b06ebd8cd2b2a
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SSDEEP
24576:TCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHt:TCwsbCANnKXferL7Vwe/Gg0P+WhvrYv
Malware Config
Signatures
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resource yara_rule behavioral2/memory/2308-14-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2308-15-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2308-16-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2708-23-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2708-24-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2708-25-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/2708-27-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-47-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-43-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit behavioral2/memory/4968-49-0x0000000010000000-0x00000000101B6000-memory.dmp purplefox_rootkit -
Gh0st RAT payload 11 IoCs
resource yara_rule behavioral2/files/0x000d000000023b6c-5.dat family_gh0strat behavioral2/memory/2308-14-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2308-15-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2308-16-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2708-23-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2708-24-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2708-25-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/2708-27-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-47-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-43-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat behavioral2/memory/4968-49-0x0000000010000000-0x00000000101B6000-memory.dmp family_gh0strat -
Gh0strat family
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Purplefox family
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Drops file in Drivers directory 1 IoCs
description ioc Process File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.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 -
Executes dropped EXE 4 IoCs
pid Process 5076 R.exe 2308 N.exe 2708 TXPlatfor.exe 4968 TXPlatfor.exe -
Loads dropped DLL 1 IoCs
pid Process 5076 R.exe -
Drops file in System32 directory 3 IoCs
description ioc Process File created C:\Windows\SysWOW64\240608937.txt R.exe File created C:\Windows\SysWOW64\TXPlatfor.exe N.exe File opened for modification C:\Windows\SysWOW64\TXPlatfor.exe N.exe -
resource yara_rule behavioral2/memory/2308-12-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2308-14-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2308-15-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2308-16-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2708-23-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2708-24-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2708-25-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2708-21-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/2708-27-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-47-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-43-0x0000000010000000-0x00000000101B6000-memory.dmp upx behavioral2/memory/4968-49-0x0000000010000000-0x00000000101B6000-memory.dmp upx -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 1 IoCs
pid pid_target Process procid_target 4276 5076 WerFault.exe 83 -
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 TXPlatfor.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 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language R.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language N.exe -
System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs
Adversaries may check for Internet connectivity on compromised systems.
pid Process 3132 cmd.exe 620 PING.EXE -
Runs ping.exe 1 TTPs 1 IoCs
pid Process 620 PING.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 4968 TXPlatfor.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeIncBasePriorityPrivilege 2308 N.exe Token: SeLoadDriverPrivilege 4968 TXPlatfor.exe Token: 33 4968 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 4968 TXPlatfor.exe Token: 33 4968 TXPlatfor.exe Token: SeIncBasePriorityPrivilege 4968 TXPlatfor.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 4024 wrote to memory of 5076 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 83 PID 4024 wrote to memory of 5076 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 83 PID 4024 wrote to memory of 5076 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 83 PID 4024 wrote to memory of 2308 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 87 PID 4024 wrote to memory of 2308 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 87 PID 4024 wrote to memory of 2308 4024 e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe 87 PID 2708 wrote to memory of 4968 2708 TXPlatfor.exe 89 PID 2708 wrote to memory of 4968 2708 TXPlatfor.exe 89 PID 2708 wrote to memory of 4968 2708 TXPlatfor.exe 89 PID 2308 wrote to memory of 3132 2308 N.exe 90 PID 2308 wrote to memory of 3132 2308 N.exe 90 PID 2308 wrote to memory of 3132 2308 N.exe 90 PID 3132 wrote to memory of 620 3132 cmd.exe 92 PID 3132 wrote to memory of 620 3132 cmd.exe 92 PID 3132 wrote to memory of 620 3132 cmd.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe"C:\Users\Admin\AppData\Local\Temp\e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4024 -
C:\Users\Admin\AppData\Local\Temp\R.exeC:\Users\Admin\AppData\Local\Temp\\R.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
PID:5076 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5076 -s 4523⤵
- Program crash
PID:4276
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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
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2308 -
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⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious use of WriteProcessMemory
PID:3132 -
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:620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 5076 -ip 50761⤵PID:1168
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C:\Windows\SysWOW64\TXPlatfor.exeC:\Windows\SysWOW64\TXPlatfor.exe -auto1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2708 -
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:4968
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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
2.5MB
MD5d9f4f1369cbee0aae9cf7a5ed85bde63
SHA16dbcc1ed9cc802f63c6ddce2e44531d64102f9bb
SHA256e83e0a0bc54ad33bca82957802f190770bc5ebc6767f1d37d092c7106223be9b
SHA5121ae96b1d66903d4352af076cdba303f63573ae5dd35237625e60e9001b99515c9690d749eebecfb202143c3b602c9a0a2fceb7fde654f401049b06ebd8cd2b2a
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Filesize
377KB
MD54a36a48e58829c22381572b2040b6fe0
SHA1f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA2563de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
SHA5125d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
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Filesize
941KB
MD58dc3adf1c490211971c1e2325f1424d2
SHA14eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA256bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
SHA512ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
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Filesize
899KB
MD502afbc5034bfcb7bb741411b72cf17ab
SHA1d7e0043f165c22911797108d161acaea44947504
SHA256abe184cf40bb358386c45ca46ebc24579fdd66c2bc426146189ad70f8252d302
SHA512e852f42875421cc7cebd7704aca9c77901701faec44f66592fb61d8ad448dfc8193d1b3d4b61c35189105d2e104f5653186c1675f5f30612f36162291e8b9436