Analysis
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max time kernel
89s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
01/10/2022, 17:42
Behavioral task
behavioral1
Sample
e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe
Resource
win7-20220812-en
General
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Target
e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe
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Size
111KB
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MD5
0880b69d95271d98fda80ecbd5fd3ee8
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SHA1
b0c2e4bbe31bfbc420f109ba228215422d7684b5
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SHA256
e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a
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SHA512
7cd4fbd2e9c461f0973426419996bb77e0cf22f5fbbdf960da692454cd7bdfd45f079dca3a5e5efa4e74e4cfd47ce322c009f5163194c69cdab883bc3d8be624
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SSDEEP
3072:TROzoTq0+RO7IwnYWuSiwMjBik++Zyh8XfB:1kdNwBMZx++ZqeB
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 1536 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe 1084 DesktopLayer.exe -
resource yara_rule behavioral2/files/0x0007000000022de8-133.dat upx behavioral2/files/0x0007000000022de8-134.dat upx behavioral2/files/0x0004000000022def-136.dat upx behavioral2/memory/1536-138-0x0000000000400000-0x000000000042E000-memory.dmp upx behavioral2/files/0x0004000000022def-137.dat upx behavioral2/memory/4288-139-0x0000000000400000-0x000000000043D000-memory.dmp upx behavioral2/memory/1084-140-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Drops file in Program Files directory 5 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxFB9B.tmp e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\pxFBAA.tmp e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{64A335A9-41B1-11ED-A0EE-7A46CE8ECE48} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{64B18302-41B1-11ED-A0EE-7A46CE8ECE48} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "959794617" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30987710" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "371411542" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30987710" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "959794617" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "972607588" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30987710" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 1084 DesktopLayer.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 1084 DesktopLayer.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 1084 DesktopLayer.exe 1084 DesktopLayer.exe 1084 DesktopLayer.exe 1084 DesktopLayer.exe 1084 DesktopLayer.exe 1084 DesktopLayer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1092 iexplore.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1092 iexplore.exe 2952 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 2952 iexplore.exe 2952 iexplore.exe 1092 iexplore.exe 1092 iexplore.exe 340 IEXPLORE.EXE 340 IEXPLORE.EXE 116 IEXPLORE.EXE 116 IEXPLORE.EXE 340 IEXPLORE.EXE 340 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4288 wrote to memory of 1536 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 85 PID 4288 wrote to memory of 1536 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 85 PID 4288 wrote to memory of 1536 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 85 PID 1536 wrote to memory of 1084 1536 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe 86 PID 1536 wrote to memory of 1084 1536 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe 86 PID 1536 wrote to memory of 1084 1536 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe 86 PID 4288 wrote to memory of 2952 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 87 PID 4288 wrote to memory of 2952 4288 e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe 87 PID 1084 wrote to memory of 1092 1084 DesktopLayer.exe 88 PID 1084 wrote to memory of 1092 1084 DesktopLayer.exe 88 PID 2952 wrote to memory of 116 2952 iexplore.exe 89 PID 2952 wrote to memory of 116 2952 iexplore.exe 89 PID 2952 wrote to memory of 116 2952 iexplore.exe 89 PID 1092 wrote to memory of 340 1092 iexplore.exe 90 PID 1092 wrote to memory of 340 1092 iexplore.exe 90 PID 1092 wrote to memory of 340 1092 iexplore.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe"C:\Users\Admin\AppData\Local\Temp\e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027a.exe"1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4288 -
C:\Users\Admin\AppData\Local\Temp\e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exeC:\Users\Admin\AppData\Local\Temp\e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe2⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1536 -
C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1084 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1092 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1092 CREDAT:17410 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:340
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2952 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2952 CREDAT:17410 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:116
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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Filesize
55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5f525b778e6901e8c416e2920e4e3dc0b
SHA1917ce8ae6d64bdd4dd438488176253022c57a083
SHA256c9eee793aa4aa79f35d393f9f1d863483aaf4004dea6ac19bda868e92a71f8bd
SHA512f6f47a4935c09769b8df316e1b459c7b153ed26ac409d4bf2ce62a1635dba4eaf7ce77de5ce83100d6f3ce7aadffed7591fb7cee7ac10a0c081a2d3c613f1ad8
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5e8e4875cf7570c6dddbc37acc8a8d340
SHA18938721d56aa0607055bf53f1e6056eb668eb8fa
SHA2562d496ed5f7685d98ed9d45aa06784947b7d325b4b3281fcc26f674d02b2e7293
SHA512cff8bfeff23fcbd8da3e1166c8ed54e45a0ff5a5aba4fa3a68a55d857d3f2f4ea7937e561a1a1a2006390ae186cdc7d03dcdaba118bdb38c11fb342683665005
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{64A335A9-41B1-11ED-A0EE-7A46CE8ECE48}.dat
Filesize3KB
MD5bc7267d8a2442869e2c9c61f36be1666
SHA139c358aec4fe49064c199225185987201b0c892d
SHA25614dd162d41986dfc059b6eb3d272d598313c88c62be277352ec1c9833237a6c2
SHA51284bcc08c8cb78e35317c7cbfc17bd18caa256088b1c55204ed8fc7d322d4facb951431801cb38bafeb6c8473a75e34b3b6beeef1edd9d15aebe212576cf1c87f
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{64B18302-41B1-11ED-A0EE-7A46CE8ECE48}.dat
Filesize5KB
MD5fd1fb4f5d9475447984eb67f76f5adf3
SHA1b524e04c7c0919954edd82fb277288928753a1ce
SHA256792b554fb36425e2e21b2578dfbd43cc7adcdd1abe2b80f04ddfb3b7bf6e2759
SHA5129c8f3c20d9d3b64eb12efc10f09f6a54ad7882726729b217c27e42374ff4f18ec8dad53b88e3d909a79fa00c2ec818e86bf873390df587e84a50f578f863ee44
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C:\Users\Admin\AppData\Local\Temp\e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe
Filesize55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a
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C:\Users\Admin\AppData\Local\Temp\e26b565cbe44e1fddb05dd5c304338bee6046d7df113d63fce5b78703e1c027aSrv.exe
Filesize55KB
MD5ff5e1f27193ce51eec318714ef038bef
SHA1b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6
SHA256fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320
SHA512c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a