Analysis
- max time kernel
167s - max time network
182s - platform
windows10-2004_x64 - resource
win10v2004-20220812-en - resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system - submitted
01/12/2022, 01:35
Static task
static1
Behavioral task
behavioral1
Sample
8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe
Resource
win7-20220812-en
windows7-x64
9 signatures
150 seconds
Behavioral task
behavioral2
Sample
8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
7 signatures
150 seconds
General
- Target 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe
- Size 236KB
- Sample221201-bzndwacf33
- SHA256 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3
- MD5 7da1d35e5738b1e991570c8e4f6aa518
- SHA1 6898e2af6795c7ed7bd20854758b09490b78d44f
- SHA512 31f52d86bfc5d62ee15bb9ab9bf52a9c34c0afd9bee44d801ff6c02acc6e14e232eb6a510bfbc6395ecf2263ee70f97ef537f71df17a085ae199542bd0385511
- SSDEEP 3072:li+QHPMnMOPU3hvR9sptpMbo2epz8YrEY14VFG1Y4b0JjzrWAgfnVeKDHHNM6bs3:li+SUn3PyL8BzLrElBI0FofEKBVbQY3
- MD5 SHA1 SHA512 SSDEEP
Score
8/10
Malware Config
Signatures
- Executes dropped EXE 1 IoCs
pid Process 4940 luqyb.exe - Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows\Currentversion\Run luqyb.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Ymypetho = "C:\\Users\\Admin\\AppData\\Roaming\\Doozha\\luqyb.exe" luqyb.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2144 set thread context of 2460 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe 80 -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Privacy\CleanCookies = "0" 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Internet Explorer\Privacy 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe 4940 luqyb.exe - Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe Token: SeSecurityPrivilege 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe Token: SeSecurityPrivilege 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe Token: SeSecurityPrivilege 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe - Suspicious use of WriteProcessMemory 64 IoCs
description pid Process procid_target PID 2144 wrote to memory of 4940 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe 79 PID 2144 wrote to memory of 4940 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe 79 PID 2144 wrote to memory of 4940 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe 79 PID 4940 wrote to memory of 2772 4940 luqyb.exe 50 PID 4940 wrote to memory of 2772 4940 luqyb.exe 50 PID 4940 wrote to memory of 2772 4940 luqyb.exe 50 PID 4940 wrote to memory of 2772 4940 luqyb.exe 50 PID 4940 wrote to memory of 2772 4940 luqyb.exe 50 PID 4940 wrote to memory of 2808 4940 luqyb.exe 51 PID 4940 wrote to memory of 2808 4940 luqyb.exe 51 PID 4940 wrote to memory of 2808 4940 luqyb.exe 51 PID 4940 wrote to memory of 2808 4940 luqyb.exe 51 PID 4940 wrote to memory of 2808 4940 luqyb.exe 51 PID 4940 wrote to memory of 2924 4940 luqyb.exe 53 PID 4940 wrote to memory of 2924 4940 luqyb.exe 53 PID 4940 wrote to memory of 2924 4940 luqyb.exe 53 PID 4940 wrote to memory of 2924 4940 luqyb.exe 53 PID 4940 wrote to memory of 2924 4940 luqyb.exe 53 PID 4940 wrote to memory of 1040 4940 luqyb.exe 54 PID 4940 wrote to memory of 1040 4940 luqyb.exe 54 PID 4940 wrote to memory of 1040 4940 luqyb.exe 54 PID 4940 wrote to memory of 1040 4940 luqyb.exe 54 PID 4940 wrote to memory of 1040 4940 luqyb.exe 54 PID 4940 wrote to memory of 3080 4940 luqyb.exe 55 PID 4940 wrote to memory of 3080 4940 luqyb.exe 55 PID 4940 wrote to memory of 3080 4940 luqyb.exe 55 PID 4940 wrote to memory of 3080 4940 luqyb.exe 55 PID 4940 wrote to memory of 3080 4940 luqyb.exe 55 PID 4940 wrote to memory of 3292 4940 luqyb.exe 56 PID 4940 wrote to memory of 3292 4940 luqyb.exe 56 PID 4940 wrote to memory of 3292 4940 luqyb.exe 56 PID 4940 wrote to memory of 3292 4940 luqyb.exe 56 PID 4940 wrote to memory of 3292 4940 luqyb.exe 56 PID 4940 wrote to memory of 3380 4940 luqyb.exe 57 PID 4940 wrote to memory of 3380 4940 luqyb.exe 57 PID 4940 wrote to memory of 3380 4940 luqyb.exe 57 PID 4940 wrote to memory of 3380 4940 luqyb.exe 57 PID 4940 wrote to memory of 3380 4940 luqyb.exe 57 PID 4940 wrote to memory of 3452 4940 luqyb.exe 58 PID 4940 wrote to memory of 3452 4940 luqyb.exe 58 PID 4940 wrote to memory of 3452 4940 luqyb.exe 58 PID 4940 wrote to memory of 3452 4940 luqyb.exe 58 PID 4940 wrote to memory of 3452 4940 luqyb.exe 58 PID 4940 wrote to memory of 3560 4940 luqyb.exe 59 PID 4940 wrote to memory of 3560 4940 luqyb.exe 59 PID 4940 wrote to memory of 3560 4940 luqyb.exe 59 PID 4940 wrote to memory of 3560 4940 luqyb.exe 59 PID 4940 wrote to memory of 3560 4940 luqyb.exe 59 PID 4940 wrote to memory of 3752 4940 luqyb.exe 77 PID 4940 wrote to memory of 3752 4940 luqyb.exe 77 PID 4940 wrote to memory of 3752 4940 luqyb.exe 77 PID 4940 wrote to memory of 3752 4940 luqyb.exe 77 PID 4940 wrote to memory of 3752 4940 luqyb.exe 77 PID 4940 wrote to memory of 4616 4940 luqyb.exe 74 PID 4940 wrote to memory of 4616 4940 luqyb.exe 74 PID 4940 wrote to memory of 4616 4940 luqyb.exe 74 PID 4940 wrote to memory of 4616 4940 luqyb.exe 74 PID 4940 wrote to memory of 4616 4940 luqyb.exe 74 PID 4940 wrote to memory of 2144 4940 luqyb.exe 78 PID 4940 wrote to memory of 2144 4940 luqyb.exe 78 PID 4940 wrote to memory of 2144 4940 luqyb.exe 78 PID 4940 wrote to memory of 2144 4940 luqyb.exe 78 PID 4940 wrote to memory of 2144 4940 luqyb.exe 78 PID 2144 wrote to memory of 2460 2144 8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe 80
Processes
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2772
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2808
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2924
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1040
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C:\Users\Admin\AppData\Local\Temp\8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe"C:\Users\Admin\AppData\Local\Temp\8d51c341ffb3471e9f70d64b83b5171075b8aa48b9fd043b57923a314ff4d7d3.exe"2⤵
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2144 -
C:\Users\Admin\AppData\Roaming\Doozha\luqyb.exe"C:\Users\Admin\AppData\Roaming\Doozha\luqyb.exe"3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4940
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C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp4a1bc0ca.bat"3⤵PID:2460
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C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV14⤵PID:2088
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3080
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3292
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:3380
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3452
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵PID:3560
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4616
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3752
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Roaming\Doozha\luqyb.exe
- Size 236KB
- SHA256 4093b2548d823faff4026b76e79bf8e8a45307fd5b70b880db232c29cfb74071
- MD5 0d22f4f51ce9737e34c5621c04dde66a
- SHA1 8e7e28e64cafa70a621d8cc84d8e10ea926c84eb
- SHA512 06dd41a28fa1f2371e91e5449c77a19e2b79341ee6be8a0361df58f7c6e61979f68cd3d9c1839bea754d27009513953589df78575665960e34e139a997954edd
- SSDEEP 3072:2i+QHPMnMOPU3hvR9sptpMbo2epz8YrEY14VFG1Y4b0JjzrWAgfnVeKDHHNM6bs3:2i+SUn3PyL8BzLrElBI0FofEKBVbQY3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Doozha\luqyb.exe
- Size 236KB
- SHA256 4093b2548d823faff4026b76e79bf8e8a45307fd5b70b880db232c29cfb74071
- MD5 0d22f4f51ce9737e34c5621c04dde66a
- SHA1 8e7e28e64cafa70a621d8cc84d8e10ea926c84eb
- SHA512 06dd41a28fa1f2371e91e5449c77a19e2b79341ee6be8a0361df58f7c6e61979f68cd3d9c1839bea754d27009513953589df78575665960e34e139a997954edd
- SSDEEP 3072:2i+QHPMnMOPU3hvR9sptpMbo2epz8YrEY14VFG1Y4b0JjzrWAgfnVeKDHHNM6bs3:2i+SUn3PyL8BzLrElBI0FofEKBVbQY3
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Roaming\Pioh\beyqy.aki
- Size 421B
- SHA256 558983223f2216ed62964498a9912c50e576614fb059c4c069fb0482088c7786
- MD5 ba58a59571f7545ff9ffab6243bd7aa7
- SHA1 8b6a4de2668ce2f3d95b90316820216e45279d08
- SHA512 7d070399fce861c8e769c7a7f878176af0a7a5874e3ec0900b256a4ec990a63413bda301103530f06cfa566741324dbd3e7c75734a8088f83b376bbbcbf24656
- MD5 SHA1 SHA512