Analysis
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max time kernel
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max time network
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platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
14-08-2024 04:49
Behavioral task
behavioral1
Sample
win32-quickq.exe
Resource
win7-20240704-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
da1424edd82d74762bfb206d2a9663a2
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SHA1
2c8758ca47f9b8611fea1099ccf1615aaf3c14cc
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SHA256
e5e14f1568e45c2e09efeef9ba196fc6f4f3c808982419aae3f9016c773b0a20
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SHA512
bed7762790cc3b9987456cf252fc4f22d2fcf2f24b14e52e4c45bfe926ed79d429651c00df2fe965ff32546a69e64d0bf15dc3d0d987396d4011e9cead348333
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SSDEEP
3145728:0HhTREt4XXxyq62uo9rKFgl9VyIi094Bog:iHYb2b+FUlt4Bf
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/1300-59-0x0000000010000000-0x000000001002A000-memory.dmp fatalrat -
Executes dropped EXE 6 IoCs
Processes:
sg.tmpu1.exeQTalk.exespolsvt.exespolsvt.exesvcoth.exepid Process 1632 sg.tmp 2872 u1.exe 1768 QTalk.exe 4412 spolsvt.exe 1300 spolsvt.exe 3920 svcoth.exe -
Processes:
resource yara_rule behavioral2/memory/2568-0-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2616-7-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2616-10-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2568-78-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/2568-116-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/1428-120-0x0000000000400000-0x00000000005DA000-memory.dmp upx behavioral2/memory/3840-117-0x0000000000400000-0x00000000005DA000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
u1.exedescription ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Çý¶¯ÈËÉú = "C:\\Users\\Public\\Documents\\sougou\\PTvrst.exe" u1.exe -
Processes:
u1.exedescription ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA u1.exe -
Suspicious use of SetThreadContext 3 IoCs
Processes:
QTalk.exespolsvt.exedescription pid Process procid_target PID 1768 set thread context of 4412 1768 QTalk.exe 99 PID 4412 set thread context of 1300 4412 spolsvt.exe 100 PID 4412 set thread context of 3920 4412 spolsvt.exe 102 -
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)\u1.exe sg.tmp File opened for modification C:\Program Files (x86)\u1.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.exeu1.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 u1.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:
u1.exewin32-quickq.exespolsvt.exepid Process 2872 u1.exe 2872 u1.exe 2568 win32-quickq.exe 2568 win32-quickq.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe 1300 spolsvt.exe -
Suspicious use of AdjustPrivilegeToken 23 IoCs
Processes:
win32-quickq.exewin32-quickq.exesg.tmpspolsvt.exedescription pid Process Token: SeBackupPrivilege 2568 win32-quickq.exe Token: SeRestorePrivilege 2568 win32-quickq.exe Token: 33 2568 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2568 win32-quickq.exe Token: SeCreateGlobalPrivilege 2568 win32-quickq.exe Token: 33 2568 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2568 win32-quickq.exe Token: 33 2568 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2568 win32-quickq.exe Token: SeBackupPrivilege 2616 win32-quickq.exe Token: SeRestorePrivilege 2616 win32-quickq.exe Token: 33 2616 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2616 win32-quickq.exe Token: 33 2568 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2568 win32-quickq.exe Token: SeRestorePrivilege 1632 sg.tmp Token: 35 1632 sg.tmp Token: SeSecurityPrivilege 1632 sg.tmp Token: SeSecurityPrivilege 1632 sg.tmp Token: 33 2568 win32-quickq.exe Token: SeIncBasePriorityPrivilege 2568 win32-quickq.exe Token: SeDebugPrivilege 1300 spolsvt.exe Token: SeDebugPrivilege 2568 win32-quickq.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
Processes:
u1.exeQTalk.exepid Process 2872 u1.exe 2872 u1.exe 1768 QTalk.exe 1768 QTalk.exe -
Suspicious use of WriteProcessMemory 40 IoCs
Processes:
win32-quickq.exeu1.exeQTalk.exespolsvt.exedescription pid Process procid_target PID 2568 wrote to memory of 8 2568 win32-quickq.exe 87 PID 2568 wrote to memory of 8 2568 win32-quickq.exe 87 PID 2568 wrote to memory of 2616 2568 win32-quickq.exe 89 PID 2568 wrote to memory of 2616 2568 win32-quickq.exe 89 PID 2568 wrote to memory of 2616 2568 win32-quickq.exe 89 PID 2568 wrote to memory of 1632 2568 win32-quickq.exe 90 PID 2568 wrote to memory of 1632 2568 win32-quickq.exe 90 PID 2568 wrote to memory of 1632 2568 win32-quickq.exe 90 PID 2568 wrote to memory of 2872 2568 win32-quickq.exe 94 PID 2568 wrote to memory of 2872 2568 win32-quickq.exe 94 PID 2568 wrote to memory of 2872 2568 win32-quickq.exe 94 PID 2872 wrote to memory of 1768 2872 u1.exe 98 PID 2872 wrote to memory of 1768 2872 u1.exe 98 PID 2872 wrote to memory of 1768 2872 u1.exe 98 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 1768 wrote to memory of 4412 1768 QTalk.exe 99 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 1300 4412 spolsvt.exe 100 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102 PID 4412 wrote to memory of 3920 4412 spolsvt.exe 102
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:2568 -
C:\Windows\SYSTEM32\cmd.execmd.exe /c set2⤵PID:8
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C:\Users\Admin\AppData\Local\Temp\win32-quickq.exePECMD**pecmd-cmd* PUTF -dd -skipb=1205760 -len=102259860 "C:\Users\Admin\AppData\Local\Temp\~8023754827074496123.tmp",,C:\Users\Admin\AppData\Local\Temp\win32-quickq.exe2⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2616
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C:\Users\Admin\AppData\Local\Temp\~8883962774150513558~\sg.tmp7zG_exe x "C:\Users\Admin\AppData\Local\Temp\~8023754827074496123.tmp" -y -aoa -o"C:\Program Files (x86)\"2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of AdjustPrivilegeToken
PID:1632
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C:\Program Files (x86)\u1.exe"C:\Program Files (x86)\\u1.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:2872 -
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:1768 -
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:4412 -
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:1300
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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:3920
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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\~4030101642029293410.cmd"2⤵PID:1428
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C:\Windows\SYSTEM32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\~4030101642029293410.cmd"3⤵PID:3624
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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\~8070229517745643017.cmd"2⤵PID:3840
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C:\Windows\SYSTEM32\cmd.execmd /c "C:\Users\Admin\AppData\Local\Temp\~8070229517745643017.cmd"3⤵PID:4296
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
6.1MB
MD50d808b4aa4329dd4091c0414333aca75
SHA150f045202090292f00a82b1efb3cde09f848a9dd
SHA2569392da86d8c1d1fa48dab2d0c5a53c05de74eccdb302a043f7829f09911f8c5d
SHA512427552d251d65289c97b9593efa87092ec2bdace1d5e39448e98439fff7469414aff0755f915edccae780ef9cf0433993f083deee44be2d41587a14c959daa7b
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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
715KB
MD57c4718943bd3f66ebdb47ccca72c7b1e
SHA1f9edfaa7adb8fa528b2e61b2b251f18da10a6969
SHA2564cc32d00338fc7b206a7c052297acf9ac304ae7de9d61a2475a116959c1524fc
SHA512e18c40d646fa4948f90f7471da55489df431f255041ebb6dcef86346f91078c9b27894e27216a4b2fe2a1c5e501c7953c77893cf696930123d28a322d49e1516
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Filesize
125B
MD5d90f9e1a757b7ce048c8f0b24bb05f02
SHA10e767d49b9a49a5ebded50374f7808681554a24f
SHA2568e8955cd55a3a12a3fbee47c4104ad66c1ae940cb71be78f29c8a1f7e1aa3fcb
SHA512d7e7b23ee1c816305d2c8e26de13aef263d32db4ca7ac364cc80936311a0acbe6c96b96169a829bac5876b17950fe8e2b7b9189856f57b5376d49a37d8945ead
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Filesize
16KB
MD5cdce4713e784ae069d73723034a957ff
SHA19a393a6bab6568f1a774fb753353223f11367e09
SHA256b29e48102ecb3d3614e8980a8b8cc63dd2b993c6346f466479244ec2b47b69d8
SHA5120a3a59a305cc2a6fad4e1315b0bcc5a4129595dfe1e8b703363fa02528d2d7c48d3fd22d365708be84a5557cf1916873df9563c454732f93f94a66e7e3b9fb0f
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Filesize
196KB
MD5f1776f8a75946d171ad83bbd93f94d96
SHA1c6b2d9ab4a49f3e905185f9730727301a1729313
SHA2569c7689cd94796a74a1b7397818a10d1896f40ef7fa84c006c8ba3927f8ffe967
SHA512520e6aee04c074c5acd1e9e90ec33969a9ec7598bd5c0e36833a2830b23ec392257e38b371fd3489e0c6b57d9640c56b7d90c7e8970d9e6dd02176cce27c871c
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Filesize
9KB
MD5523d5c39f9d8d2375c3df68251fa2249
SHA1d4ed365c44bec9246fc1a65a32a7791792647a10
SHA25620e3dc90a3e83b6202e2a7f4603b60e5e859639cb68693426c400b13aaeabd78
SHA512526e1bba30d03f1ac177c6ab7409187a730969c429cebef15da68ffcf44b3b93227781eebc827b2f7a0fa17c391e00a0e532263fd0167aeaeb0456f96cfe3ae4