Analysis
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max time kernel
118s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
07-09-2024 14:42
Static task
static1
Behavioral task
behavioral1
Sample
win32-quickq.exe
Resource
win7-20240903-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
98.7MB
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MD5
274b5005729ff3ca3a84bdde29ed25df
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SHA1
10ced7c4d0e30cc4c778c2b6f699d0da15634785
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SHA256
4f45fa1686e9ded78d6b3f2ea6d7f21a92f09be8af2f0f4bebff992ee4e4d74b
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SHA512
7ea1c9e10cdc609590db8301feb78bea0225be0412a4d31c9d286d152a8b6b1ae4e11068838a23621e744e7e4c16999a9b144c549f5878ecb71ef0aa74383f69
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SSDEEP
3145728:nHFnG0mmO2y9E/IVswt2FKgFeCmn8b7OEzw:HL60as5YgtFmEz
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/3336-63-0x0000000010000000-0x0000000010029000-memory.dmp fatalrat -
Executes dropped EXE 6 IoCs
Processes:
sg.tmpuyd.exeQTalk.exespolsvt.exespolsvt.exesvcoth.exepid Process 1748 sg.tmp 3696 uyd.exe 3704 QTalk.exe 4432 spolsvt.exe 3336 spolsvt.exe 4704 svcoth.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
uyd.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Çý¶¯ÈËÉú = "C:\\Users\\Public\\Documents\\sougou\\PTvrst.exe" uyd.exe -
Processes:
uyd.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA uyd.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
QTalk.exespolsvt.exedescription pid Process procid_target PID 3704 set thread context of 4432 3704 QTalk.exe 99 PID 4432 set thread context of 3336 4432 spolsvt.exe 100 PID 4432 set thread context of 4704 4432 spolsvt.exe 101 -
Drops file in Program Files directory 5 IoCs
Processes:
sg.tmpwin32-quickq.exedescription ioc Process File created C:\Program Files (x86)\uyd.exe sg.tmp File opened for modification C:\Program Files (x86)\uyd.exe sg.tmp 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 -
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 9 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
spolsvt.exewin32-quickq.exewin32-quickq.exeQTalk.exespolsvt.exesvcoth.exewin32-quickq.exewin32-quickq.exeuyd.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spolsvt.exe 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 QTalk.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language spolsvt.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language svcoth.exe 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 uyd.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
uyd.exewin32-quickq.exespolsvt.exepid Process 3696 uyd.exe 3696 uyd.exe 2892 win32-quickq.exe 2892 win32-quickq.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe 3336 spolsvt.exe -
Suspicious use of AdjustPrivilegeToken 35 IoCs
Processes:
win32-quickq.exewin32-quickq.exesg.tmpspolsvt.exewin32-quickq.exewin32-quickq.exedescription pid Process Token: SeBackupPrivilege 2892 win32-quickq.exe Token: SeRestorePrivilege 2892 win32-quickq.exe Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: SeCreateGlobalPrivilege 2892 win32-quickq.exe Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: SeBackupPrivilege 1228 win32-quickq.exe Token: SeRestorePrivilege 1228 win32-quickq.exe Token: 33 1228 win32-quickq.exe Token: SeIncBasePriorityPrivilege 1228 win32-quickq.exe Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: SeRestorePrivilege 1748 sg.tmp Token: 35 1748 sg.tmp Token: SeSecurityPrivilege 1748 sg.tmp Token: SeSecurityPrivilege 1748 sg.tmp Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: SeDebugPrivilege 2892 win32-quickq.exe Token: SeDebugPrivilege 3336 spolsvt.exe Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: 33 2892 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2892 win32-quickq.exe Token: SeBackupPrivilege 3596 win32-quickq.exe Token: SeRestorePrivilege 3596 win32-quickq.exe Token: 33 3596 win32-quickq.exe Token: SeIncBasePriorityPrivilege 3596 win32-quickq.exe Token: SeBackupPrivilege 1884 win32-quickq.exe Token: SeRestorePrivilege 1884 win32-quickq.exe Token: 33 1884 win32-quickq.exe Token: SeIncBasePriorityPrivilege 1884 win32-quickq.exe -
Suspicious use of SetWindowsHookEx 5 IoCs
Processes:
uyd.exeQTalk.exespolsvt.exepid Process 3696 uyd.exe 3696 uyd.exe 3704 QTalk.exe 3704 QTalk.exe 4432 spolsvt.exe -
Suspicious use of WriteProcessMemory 50 IoCs
Processes:
win32-quickq.exeuyd.exeQTalk.exespolsvt.exewin32-quickq.exewin32-quickq.exedescription pid Process procid_target PID 2892 wrote to memory of 1020 2892 win32-quickq.exe 86 PID 2892 wrote to memory of 1020 2892 win32-quickq.exe 86 PID 2892 wrote to memory of 1228 2892 win32-quickq.exe 88 PID 2892 wrote to memory of 1228 2892 win32-quickq.exe 88 PID 2892 wrote to memory of 1228 2892 win32-quickq.exe 88 PID 2892 wrote to memory of 1748 2892 win32-quickq.exe 91 PID 2892 wrote to memory of 1748 2892 win32-quickq.exe 91 PID 2892 wrote to memory of 1748 2892 win32-quickq.exe 91 PID 2892 wrote to memory of 3696 2892 win32-quickq.exe 94 PID 2892 wrote to memory of 3696 2892 win32-quickq.exe 94 PID 2892 wrote to memory of 3696 2892 win32-quickq.exe 94 PID 3696 wrote to memory of 3704 3696 uyd.exe 97 PID 3696 wrote to memory of 3704 3696 uyd.exe 97 PID 3696 wrote to memory of 3704 3696 uyd.exe 97 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 3704 wrote to memory of 4432 3704 QTalk.exe 99 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 3336 4432 spolsvt.exe 100 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 4432 wrote to memory of 4704 4432 spolsvt.exe 101 PID 2892 wrote to memory of 3596 2892 win32-quickq.exe 106 PID 2892 wrote to memory of 3596 2892 win32-quickq.exe 106 PID 2892 wrote to memory of 3596 2892 win32-quickq.exe 106 PID 2892 wrote to memory of 1884 2892 win32-quickq.exe 107 PID 2892 wrote to memory of 1884 2892 win32-quickq.exe 107 PID 2892 wrote to memory of 1884 2892 win32-quickq.exe 107 PID 1884 wrote to memory of 732 1884 win32-quickq.exe 109 PID 1884 wrote to memory of 732 1884 win32-quickq.exe 109 PID 3596 wrote to memory of 2096 3596 win32-quickq.exe 108 PID 3596 wrote to memory of 2096 3596 win32-quickq.exe 108
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:2892 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c set2⤵PID:1020
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C:\Users\Admin\AppData\Local\Temp\win32-quickq.exePECMD**pecmd-cmd* PUTF -dd -skipb=1627136 -len=101907377 "C:\Users\Admin\AppData\Local\Temp\~8185398798708875705.tmp",,C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:1228
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C:\Users\Admin\AppData\Local\Temp\~1352404538178216622~\sg.tmp7zG_exe x "C:\Users\Admin\AppData\Local\Temp\~8185398798708875705.tmp" -y -aoa -o"C:\Program Files (x86)\"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1748
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C:\Program Files (x86)\uyd.exe"C:\Program Files (x86)\\uyd.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Checks whether UAC is enabled
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3696 -
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:3704 -
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 SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4432 -
C:\Users\Public\Documents\dd\spolsvt.exeC:\Users\Public\Documents\dd\spolsvt.exe5⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3336
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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:4704
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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\~4211198220671722776.cmd"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3596 -
C:\Windows\SYSTEM32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\~4211198220671722776.cmd"3⤵PID:2096
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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\~8312422155147553445.cmd"2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1884 -
C:\Windows\SYSTEM32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\~8312422155147553445.cmd"3⤵PID:732
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
5.5MB
MD5d93c1d23a9fc68d89b3e3fcd43f0eb5b
SHA1bc3220fb83d7dd0cddc538f7a33210db69786d20
SHA25634951139a5201dd1d13d11c5aec344a25dedc79bc0fce0e7e59fdb46af10ca37
SHA512730567800469641b24bca28af77a82462b0a7f3b16ea318fb945be106250b20db4fb3fb19b098a1cefed6d4b222989195eac606b028f4652332025b1554d7ab1
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Filesize
715KB
MD57c4718943bd3f66ebdb47ccca72c7b1e
SHA1f9edfaa7adb8fa528b2e61b2b251f18da10a6969
SHA2564cc32d00338fc7b206a7c052297acf9ac304ae7de9d61a2475a116959c1524fc
SHA512e18c40d646fa4948f90f7471da55489df431f255041ebb6dcef86346f91078c9b27894e27216a4b2fe2a1c5e501c7953c77893cf696930123d28a322d49e1516
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Filesize
280B
MD542ff656bd4ee3e19a5828940041fdfdb
SHA12e3c7f0fd42dd48b014e82e9e5edf50664ae5698
SHA256b326705c28abc9947182f84830e0e680d35551157b408a0f9cfd137279a02838
SHA5124ba36b5e44c94df09b91b3557237dae6b74a9fe04da686f157938446cf635c464f616126e937400ee4d577708b3bdcb7f88cec8df23d344bfd7105b75f9ec7b0
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Filesize
365B
MD56108321ae8ebdf91ffa59bc72b4652b7
SHA1c678d1a33139f8016c014dea6f5763671539ee59
SHA256bd559493a4648bc69da3165aafc195ab519af9d10bf8454bf10d7bb5913bf0f5
SHA5121d74b13759270b8f131f076ccf37b972c9d070e9bfe3ebab91b603d2227e873b96b580ea1901e88060eb8432757277c42de7f97886e5d8b7b00674de1d011710
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Filesize
124B
MD5378418d75ea13c69105a1e1ab4461fd3
SHA1450c36ae2da3e5ba697597ed436a35f972f03aab
SHA256256183e2d420da3614bfcbe6f0f52cfc50c6615723d439932936d8a6caf73e75
SHA5126382d97ae3616d4d1092fe317132e97989890c7e6db37d78431147d8c331cf82fe7d978952c6448197b9eabceff44bd8bb2c7d9af5875536a6715e47be85954d
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Filesize
16KB
MD5cdce4713e784ae069d73723034a957ff
SHA19a393a6bab6568f1a774fb753353223f11367e09
SHA256b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8
SHA5120a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f
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Filesize
219KB
MD56fa8f3c5e7670094a1f66035bdce541c
SHA1122fcba8f761eb3695a948b68be2cb803a43d903
SHA256f2a8b444d6cc5d3a88d10e5d2388e91a17248a1191d8780c62761bae10574c45
SHA5129e6d3b2d764e2ad716c9246c574af62eec2a6e76f1b95db7c8ac684372e6660a43d8dd2bbcabffe66013ea99612114dea28a62caaef530add20725a230672e67
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Filesize
9KB
MD5523d5c39f9d8d2375c3df68251fa2249
SHA1d4ed365c44bec9246fc1a65a32a7791792647a10
SHA25620e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78
SHA512526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4