Analysis
-
max time kernel
144s -
max time network
162s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
03/12/2022, 08:59
Static task
static1
Behavioral task
behavioral1
Sample
c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe
Resource
win7-20220812-en
windows7-x64
2 signatures
150 seconds
General
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Target
c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe
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Size
236KB
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MD5
c52110672cdf106f6403d6786ec2cdd2
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SHA1
4129914a06a9e92ea0837741fda83cf6c5e19741
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SHA256
c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9
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SHA512
dadb56a7e839a77399892c287079ba5a9964042e4430857d7437dd6acaf2946115f37efa8c7ee5745fef7dcd2a6514e6cc4c143d722ce73873c4ddf0336e7ea2
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SSDEEP
6144:3Pkz7pR8ORq1nJn1Cl2/6/6AOzJjc9hk1W:3PkzInC4/NAOzJjc9hoW
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1" c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Disables Task Manager via registry modification
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Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 4044 netsh.exe -
resource yara_rule behavioral2/memory/544-133-0x00000000021C0000-0x00000000031F0000-memory.dmp upx behavioral2/memory/544-136-0x00000000021C0000-0x00000000031F0000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Key created \REGISTRY\MACHINE\software\WOW6432Node\Microsoft\Windows\CurrentVersion\run c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Enumerates connected drives 3 TTPs 22 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\U: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\P: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\G: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\Z: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\W: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\H: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\S: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\K: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\V: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\T: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\Q: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\N: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\L: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\J: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\Y: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\X: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\E: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\M: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\I: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\F: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\R: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened (read-only) \??\O: c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Drops autorun.inf file 1 TTPs 2 IoCs
Malware can abuse Windows Autorun to spread further via attached volumes.
description ioc Process File opened for modification C:\autorun.inf c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe File opened for modification C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe Token: SeDebugPrivilege 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe -
Suspicious use of WriteProcessMemory 19 IoCs
description pid Process procid_target PID 544 wrote to memory of 4044 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 81 PID 544 wrote to memory of 4044 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 81 PID 544 wrote to memory of 4044 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 81 PID 544 wrote to memory of 784 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 13 PID 544 wrote to memory of 792 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 12 PID 544 wrote to memory of 312 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 9 PID 544 wrote to memory of 2508 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 47 PID 544 wrote to memory of 2520 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 46 PID 544 wrote to memory of 2692 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 40 PID 544 wrote to memory of 1396 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 73 PID 544 wrote to memory of 3088 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 72 PID 544 wrote to memory of 3300 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 71 PID 544 wrote to memory of 3384 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 70 PID 544 wrote to memory of 3460 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 48 PID 544 wrote to memory of 3556 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 69 PID 544 wrote to memory of 3724 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 68 PID 544 wrote to memory of 4644 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 55 PID 544 wrote to memory of 4044 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 81 PID 544 wrote to memory of 4044 544 c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe 81 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe
Processes
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:312
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:792
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:784
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2692
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2520
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2508
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3460
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4644
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3724
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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:3556
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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:3384
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3300
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:3088
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:1396
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C:\Users\Admin\AppData\Local\Temp\c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe"C:\Users\Admin\AppData\Local\Temp\c1e68e8c4a517eeb94999901df969b847c0f740986338ee1277f98891bf998f9.exe"2⤵
- Modifies visibility of file extensions in Explorer
- UAC bypass
- Disables RegEdit via registry modification
- Adds Run key to start application
- Checks whether UAC is enabled
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:544 -
C:\Windows\SysWOW64\netsh.exenetsh firewall set opmode disable3⤵
- Modifies Windows Firewall
PID:4044
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Network
MITRE ATT&CK Enterprise v6
Persistence
Hidden Files and Directories
1Modify Existing Service
1Registry Run Keys / Startup Folder
1Defense Evasion
Bypass User Account Control
1Disabling Security Tools
1Hidden Files and Directories
1Modify Registry
4