Analysis
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max time kernel
139s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-08-2024 15:49
Behavioral task
behavioral1
Sample
win32-quickq.exe
Resource
win7-20240705-en
Behavioral task
behavioral2
Sample
win32-quickq.exe
Resource
win10v2004-20240802-en
General
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Target
win32-quickq.exe
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Size
96.1MB
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MD5
86070741782fef50023aedd4d9ae7749
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SHA1
803654c7a33fa34fadec369c2cb56220f6e97699
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SHA256
7ff792e6fbf711a1230e8d5d49eac55d26567796435655af08eceebf27093368
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SHA512
4e06f424636fb4d345e7917974c72aaec3561df18af81d17ce248a12670991cb014838efb05d5ac8369561f9a957b297cc6679be8dd0b4f952186d42da656b55
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SSDEEP
3145728:gwgwEHtKqYKDPoAmL1EcgpDYPSvinKZzH:lnawAmpg64BZz
Malware Config
Signatures
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FatalRat
FatalRat is a modular infostealer family written in C++ first appearing in June 2021.
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Fatal Rat payload 1 IoCs
Processes:
resource yara_rule behavioral2/memory/5020-73-0x0000000010000000-0x000000001002A000-memory.dmp fatalrat -
Processes:
resource yara_rule C:\Program Files (x86)\ubc.exe aspack_v212_v242 -
Executes dropped EXE 6 IoCs
Processes:
sg.tmpubc.exeQTalk.exespolsvt.exespolsvt.exesvcoth.exepid process 212 sg.tmp 3336 ubc.exe 408 QTalk.exe 3736 spolsvt.exe 5020 spolsvt.exe 3252 svcoth.exe -
Processes:
resource yara_rule behavioral2/memory/208-0-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2556-7-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2556-9-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/208-91-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/4816-130-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/208-132-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/4816-134-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2880-129-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2880-136-0x0000000000400000-0x00000000005DA000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
ubc.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Çý¶¯ÈËÉú = "C:\\Users\\Public\\Documents\\sougou\\PTvrst.exe" ubc.exe -
Processes:
ubc.exedescription ioc process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA ubc.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
QTalk.exespolsvt.exedescription pid process target process PID 408 set thread context of 3736 408 QTalk.exe spolsvt.exe PID 3736 set thread context of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 set thread context of 3252 3736 spolsvt.exe svcoth.exe -
Drops file in Program Files directory 5 IoCs
Processes:
sg.tmpwin32-quickq.exedescription ioc process File created C:\Program Files (x86)\win32-quickq.exe sg.tmp File opened for modification C:\Program Files (x86)\win32-quickq.exe sg.tmp File opened for modification C:\Program Files (x86)\Internet Explorer\images win32-quickq.exe File created C:\Program Files (x86)\ubc.exe sg.tmp File opened for modification C:\Program Files (x86)\ubc.exe sg.tmp -
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 7 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
win32-quickq.exewin32-quickq.exeubc.exeQTalk.exespolsvt.exespolsvt.exesvcoth.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language win32-quickq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language win32-quickq.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language ubc.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language QTalk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spolsvt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spolsvt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svcoth.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
spolsvt.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 spolsvt.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz spolsvt.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
win32-quickq.exespolsvt.exepid process 208 win32-quickq.exe 208 win32-quickq.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe 5020 spolsvt.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
win32-quickq.exewin32-quickq.exesg.tmpspolsvt.exedescription pid process Token: SeBackupPrivilege 208 win32-quickq.exe Token: SeRestorePrivilege 208 win32-quickq.exe Token: 33 208 win32-quickq.exe Token: SeIncBasePriorityPrivilege 208 win32-quickq.exe Token: SeCreateGlobalPrivilege 208 win32-quickq.exe Token: 33 208 win32-quickq.exe Token: SeIncBasePriorityPrivilege 208 win32-quickq.exe Token: 33 208 win32-quickq.exe Token: SeIncBasePriorityPrivilege 208 win32-quickq.exe Token: SeBackupPrivilege 2556 win32-quickq.exe Token: SeRestorePrivilege 2556 win32-quickq.exe Token: 33 2556 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2556 win32-quickq.exe Token: 33 208 win32-quickq.exe Token: SeIncBasePriorityPrivilege 208 win32-quickq.exe Token: SeRestorePrivilege 212 sg.tmp Token: 35 212 sg.tmp Token: SeSecurityPrivilege 212 sg.tmp Token: SeSecurityPrivilege 212 sg.tmp Token: 33 208 win32-quickq.exe Token: SeIncBasePriorityPrivilege 208 win32-quickq.exe Token: SeDebugPrivilege 5020 spolsvt.exe Token: SeDebugPrivilege 208 win32-quickq.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
ubc.exeQTalk.exepid process 3336 ubc.exe 3336 ubc.exe 408 QTalk.exe 408 QTalk.exe -
Suspicious use of WriteProcessMemory 40 IoCs
Processes:
win32-quickq.exeubc.exeQTalk.exespolsvt.exedescription pid process target process PID 208 wrote to memory of 1464 208 win32-quickq.exe cmd.exe PID 208 wrote to memory of 1464 208 win32-quickq.exe cmd.exe PID 208 wrote to memory of 2556 208 win32-quickq.exe win32-quickq.exe PID 208 wrote to memory of 2556 208 win32-quickq.exe win32-quickq.exe PID 208 wrote to memory of 2556 208 win32-quickq.exe win32-quickq.exe PID 208 wrote to memory of 212 208 win32-quickq.exe sg.tmp PID 208 wrote to memory of 212 208 win32-quickq.exe sg.tmp PID 208 wrote to memory of 212 208 win32-quickq.exe sg.tmp PID 208 wrote to memory of 3336 208 win32-quickq.exe ubc.exe PID 208 wrote to memory of 3336 208 win32-quickq.exe ubc.exe PID 208 wrote to memory of 3336 208 win32-quickq.exe ubc.exe PID 3336 wrote to memory of 408 3336 ubc.exe QTalk.exe PID 3336 wrote to memory of 408 3336 ubc.exe QTalk.exe PID 3336 wrote to memory of 408 3336 ubc.exe QTalk.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 408 wrote to memory of 3736 408 QTalk.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 5020 3736 spolsvt.exe spolsvt.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe PID 3736 wrote to memory of 3252 3736 spolsvt.exe svcoth.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe"C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:208 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c set2⤵PID:1464
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C:\Users\Admin\AppData\Local\Temp\win32-quickq.exePECMD**pecmd-cmd* PUTF -dd -skipb=1205760 -len=99517037 "C:\Users\Admin\AppData\Local\Temp\~1847130424151650447.tmp",,C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2556
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C:\Users\Admin\AppData\Local\Temp\~9065965016554007858~\sg.tmp7zG_exe x "C:\Users\Admin\AppData\Local\Temp\~1847130424151650447.tmp" -y -aoa -o"C:\Program Files (x86)\"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:212
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C:\Program Files (x86)\ubc.exe"C:\Program Files (x86)\\ubc.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3336 -
C:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exeC:\Users\Public\Documents\sougou\V4.6.80\Bin\QTalk.exe3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:408 -
C:\Users\Public\Documents\sougou\spolsvt.exeC:\Users\Public\Documents\sougou\spolsvt.exe4⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3736 -
C:\Users\Public\Documents\dd\spolsvt.exeC:\Users\Public\Documents\dd\spolsvt.exe5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5020
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C:\Users\Public\Documents\uu\svcoth.exeC:\Users\Public\Documents\uu\svcoth.exe5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:3252
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C:\Users\Admin\AppData\Local\Temp\win32-quickq.exePECMD**pecmd-cmd* EXEC -wd:C: -hide cmd /c "C:\Users\Admin\AppData\Local\Temp\~8153856720529734869.cmd"2⤵PID:2880
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C:\Windows\SYSTEM32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\~8153856720529734869.cmd"3⤵PID:2188
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C:\Users\Admin\AppData\Local\Temp\win32-quickq.exePECMD**pecmd-cmd* EXEC -wd:C: -hide cmd /c "C:\Users\Admin\AppData\Local\Temp\~1041452882040044964.cmd"2⤵PID:4816
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C:\Windows\SYSTEM32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\~1041452882040044964.cmd"3⤵PID:3952
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
786KB
MD54f927a44963d8b315693cdf2c4695dd3
SHA171aa9de5a5882f0f5d8c4bb7ba980f9b3c68e11d
SHA25673f4ea90010122716aa80f43a9d40bf2d5b38f023199f26ec04d4a866e113d3d
SHA5124cbb156404badcd37d8a2c1a1e57017e63ea7b498c6b913685026ce175eca683724956b691ee31b944f4aa5b752aa6a8d21b45391ca65ba76811debd8efe7f9c
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Filesize
365B
MD56108321ae8ebdf91ffa59bc72b4652b7
SHA1c678d1a33139f8016c014dea6f5763671539ee59
SHA256bd559493a4648bc69da3165aafc195ab519af9d10bf8454bf10d7bb5913bf0f5
SHA5121d74b13759270b8f131f076ccf37b972c9d070e9bfe3ebab91b603d2227e873b96b580ea1901e88060eb8432757277c42de7f97886e5d8b7b00674de1d011710
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Filesize
280B
MD542ff656bd4ee3e19a5828940041fdfdb
SHA12e3c7f0fd42dd48b014e82e9e5edf50664ae5698
SHA256b326705c28abc9947182f84830e0e680d35551157b408a0f9cfd137279a02838
SHA5124ba36b5e44c94df09b91b3557237dae6b74a9fe04da686f157938446cf635c464f616126e937400ee4d577708b3bdcb7f88cec8df23d344bfd7105b75f9ec7b0
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Filesize
715KB
MD57c4718943bd3f66ebdb47ccca72c7b1e
SHA1f9edfaa7adb8fa528b2e61b2b251f18da10a6969
SHA2564cc32d00338fc7b206a7c052297acf9ac304ae7de9d61a2475a116959c1524fc
SHA512e18c40d646fa4948f90f7471da55489df431f255041ebb6dcef86346f91078c9b27894e27216a4b2fe2a1c5e501c7953c77893cf696930123d28a322d49e1516
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Filesize
16KB
MD5cdce4713e784ae069d73723034a957ff
SHA19a393a6bab6568f1a774fb753353223f11367e09
SHA256b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8
SHA5120a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f
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Filesize
196KB
MD5fc51b596793d77c284e29c7b1371c1e9
SHA1af3bec0adbcb9ec9b10ed7c4f826fc5137d6db3f
SHA256157507c0e3aaababdb6087104a9841995c1cd5b06991bccf192cba68cbfb2281
SHA512e160812d3d8d33d2ca4df4177073e7a8dedfad443f49cd87316d049b1a9efcfe5de14d8aabb7c900a6b484181fe34a71f4ca70c31f7fcaf76679b649fffaa73d
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Filesize
9KB
MD5523d5c39f9d8d2375c3df68251fa2249
SHA1d4ed365c44bec9246fc1a65a32a7791792647a10
SHA25620e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78
SHA512526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4