Analysis
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max time kernel
132s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22/04/2023, 09:45
Static task
static1
General
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Target
00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe
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Size
706KB
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MD5
48cc037f015db731470a650eefd1cfed
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SHA1
80ed6fde94f925f57ae0f2a5a81d5b867fcf95af
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SHA256
00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff
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SHA512
b76e77aab39532cc3f06b16c16ea152c62cbed7821160fcca9292ba777a477cc7db2d2db9493bd52543e3fc2798d67b72d368f4d65e33eb53383e97dad73de57
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SSDEEP
12288:8y90RSKzknosgoFoPFJ2l0PMSJzGdHevOyb6i/cL8D87c:8y3njgosFcl0PO1Qx8g
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr104620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr104620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr104620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr104620.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pr104620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr104620.exe -
Executes dropped EXE 4 IoCs
pid Process 1980 un938824.exe 4396 pr104620.exe 672 qu254640.exe 2116 si283644.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pr104620.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr104620.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" un938824.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un938824.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2988 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2304 4396 WerFault.exe 84 4852 672 WerFault.exe 90 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4396 pr104620.exe 4396 pr104620.exe 672 qu254640.exe 672 qu254640.exe 2116 si283644.exe 2116 si283644.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4396 pr104620.exe Token: SeDebugPrivilege 672 qu254640.exe Token: SeDebugPrivilege 2116 si283644.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4708 wrote to memory of 1980 4708 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe 83 PID 4708 wrote to memory of 1980 4708 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe 83 PID 4708 wrote to memory of 1980 4708 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe 83 PID 1980 wrote to memory of 4396 1980 un938824.exe 84 PID 1980 wrote to memory of 4396 1980 un938824.exe 84 PID 1980 wrote to memory of 4396 1980 un938824.exe 84 PID 1980 wrote to memory of 672 1980 un938824.exe 90 PID 1980 wrote to memory of 672 1980 un938824.exe 90 PID 1980 wrote to memory of 672 1980 un938824.exe 90 PID 4708 wrote to memory of 2116 4708 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe 93 PID 4708 wrote to memory of 2116 4708 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe 93 PID 4708 wrote to memory of 2116 4708 00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe"C:\Users\Admin\AppData\Local\Temp\00e8bfb73f35fbdf1f0eee12538a34d544d02dba3894276285a6e1bd58aca4ff.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4708 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un938824.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un938824.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1980 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr104620.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr104620.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4396 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4396 -s 10764⤵
- Program crash
PID:2304
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu254640.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu254640.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:672 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 672 -s 13444⤵
- Program crash
PID:4852
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si283644.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si283644.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4396 -ip 43961⤵PID:4136
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 672 -ip 6721⤵PID:2816
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:2988
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
136KB
MD549650cdcdc358bb2770f0062abeef88c
SHA1d6f7ec7758e9a80700b81bc7a549838ba99aacac
SHA25679e2e1c24f6eb497a4c8071e93ce7ef130b28621b085a3b9ac89a4ecf1ec4e59
SHA5127ca1453671b64b79f2144bb994b7768cc2320ca5da52f2e6ce4d8906f79dae4698943508678bfe02d17f2a7d7910fc42b84c3b605f1e1cea257955e64d0e02e1
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Filesize
136KB
MD549650cdcdc358bb2770f0062abeef88c
SHA1d6f7ec7758e9a80700b81bc7a549838ba99aacac
SHA25679e2e1c24f6eb497a4c8071e93ce7ef130b28621b085a3b9ac89a4ecf1ec4e59
SHA5127ca1453671b64b79f2144bb994b7768cc2320ca5da52f2e6ce4d8906f79dae4698943508678bfe02d17f2a7d7910fc42b84c3b605f1e1cea257955e64d0e02e1
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Filesize
552KB
MD53c4805562d8795861b515303f8ffa777
SHA192630d377b2a7818802da820da836cfb37ccb09e
SHA25600f66475bbe427e39c4d622902dcaaa547f7639edf8f72dabfed7986a2bcb410
SHA5126828a64c2b66020ddbc90ba2d48d574be4c5a9f1ec24f9d901ffb46a5c8624ae2c7ddb3abcd5310cdc0a348953f4047e3111a6e705b9ffd11e399ac523e69db9
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Filesize
552KB
MD53c4805562d8795861b515303f8ffa777
SHA192630d377b2a7818802da820da836cfb37ccb09e
SHA25600f66475bbe427e39c4d622902dcaaa547f7639edf8f72dabfed7986a2bcb410
SHA5126828a64c2b66020ddbc90ba2d48d574be4c5a9f1ec24f9d901ffb46a5c8624ae2c7ddb3abcd5310cdc0a348953f4047e3111a6e705b9ffd11e399ac523e69db9
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Filesize
279KB
MD5bca52268eaef41bf5079ff564fd68c44
SHA1b29d83eaab4c0422eef5704c72e6508f9a8b2022
SHA2563d6bb2bc39fa7d34a4cec63edc2b72fbaac25ea9df58e8dc3b3bb9e5b1ec16a6
SHA512b78e9ae74b372364859820c454b8013ac07fc862be43aec8d3408b235fc6c929f93c95b571f976e0b4bf3f29993a770df8d8dca0c3658f1c9b671a311b3180c3
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Filesize
279KB
MD5bca52268eaef41bf5079ff564fd68c44
SHA1b29d83eaab4c0422eef5704c72e6508f9a8b2022
SHA2563d6bb2bc39fa7d34a4cec63edc2b72fbaac25ea9df58e8dc3b3bb9e5b1ec16a6
SHA512b78e9ae74b372364859820c454b8013ac07fc862be43aec8d3408b235fc6c929f93c95b571f976e0b4bf3f29993a770df8d8dca0c3658f1c9b671a311b3180c3
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Filesize
362KB
MD58cbd39799d57fb643e08aa3b945e101d
SHA12aeb99e04486df5004aca7856c359db869db38de
SHA256c14207d45ac360996841adca2781b28f4e8c8722520b3d4c802e046d507f07c7
SHA512e5a165cd9703ee729b531e13efe04fa41bcbeeee30ce33d65011c33be18665c6c59f103c1de0f97e6522516678e655592e2be59f66ea7bb115500032124654ca
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Filesize
362KB
MD58cbd39799d57fb643e08aa3b945e101d
SHA12aeb99e04486df5004aca7856c359db869db38de
SHA256c14207d45ac360996841adca2781b28f4e8c8722520b3d4c802e046d507f07c7
SHA512e5a165cd9703ee729b531e13efe04fa41bcbeeee30ce33d65011c33be18665c6c59f103c1de0f97e6522516678e655592e2be59f66ea7bb115500032124654ca