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Analysis
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max time kernel
172s -
max time network
181s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
25/11/2022, 10:35
Static task
static1
Behavioral task
behavioral1
Sample
cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe
Resource
win10v2004-20220812-en
General
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Target
cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe
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Size
780KB
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MD5
27fd2c92ab35affb595faf9c3d486bbb
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SHA1
09c05dc8884c72b3bf8340136cd4aafd9ea0b22c
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SHA256
cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d
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SHA512
8ea804219bcbee43b7de0b61fa169f76ce6c6b8ae9481963d20cf3f37f799023b381d75f33c6315c8e0dd7c41c263eec8d2f95b30f72676400503227b8695116
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SSDEEP
12288:qhiDoNJ398W0WSSo/xviVUIh/ZUXZXCFEpUUPTDm3Fs+IOSD:qhiDoNJQWSSoWUUYkTI
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2556 setup.exe -
Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32 setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe" setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ServerExecutable = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe" setup.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA setup.exe -
Modifies registry class 34 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\TypeLib setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0\win32 setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32 setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\Version = "1.0" setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib setup.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Programmable setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040} setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0 setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\HELPDIR setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32 setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\ = "{157B1AA6-3E5C-404A-9118-C1D91F537040}" setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Version\ = "1.0" setup.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\Version setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\ = "JSIELib" setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\FLAGS setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ = "ITinyJSObject" setup.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5} setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0 setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\HELPDIR\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d" setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ = "ITinyJSObject" setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib setup.exe Key created \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32 setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\0\win32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe" setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe" setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326} setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\ = "{157B1AA6-3E5C-404A-9118-C1D91F537040}" setup.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326} setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\TypeLib\Version = "1.0" setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{157B1AA6-3E5C-404A-9118-C1D91F537040}\1.0\FLAGS\ = "0" setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\TypeLib\ = "{7E77E9F2-D76B-4D54-B515-9A7F93DF03DF}" setup.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{3B3F3AAD-FB97-49FF-BFEE-D22869AC4326}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}" setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\ = "TinyJSObject Class" setup.exe Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000_Classes\WOW6432Node\CLSID\{F28C2F70-47DE-4EA5-8F6D-7D1476CD1EF5}\LocalServer32\ServerExecutable = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2763565d\\setup.exe" setup.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2556 setup.exe -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 2556 setup.exe 2556 setup.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3080 wrote to memory of 2556 3080 cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe 80 PID 3080 wrote to memory of 2556 3080 cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe 80 PID 3080 wrote to memory of 2556 3080 cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe 80
Processes
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C:\Users\Admin\AppData\Local\Temp\cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe"C:\Users\Admin\AppData\Local\Temp\cb3f64ee394f0dd9f86f4c9610ab62904f2ab595ac482a22b6591d25a953509d.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3080 -
C:\Users\Admin\AppData\Local\Temp\2763565d\setup.exe"C:\Users\Admin\AppData\Local\Temp/2763565d/setup.exe" ProfileFileName=step0.ini2⤵
- Executes dropped EXE
- Registers COM server for autorun
- Checks whether UAC is enabled
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2556
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD582ff009dd3236db90393cead19bd2b16
SHA13b9eab7281a500960d6598316db7b8299970d8ba
SHA2560f1d6e066ebc9ed29cc2f194fad5091431a57eb85e13fdd19d1c8881c9402e71
SHA51247bc6609654812719030e470f949b2af139346937cb689d078de731d57278f2743da5a1cf2dd71bbadb47251be7e5b784c429ba2769559e2d4dcddc978fbe8f1
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Filesize
4KB
MD526346960decad3a50d16370897784854
SHA1a2a5986399f33bd62cd15757895475f818291302
SHA256e6283313fa634034a1251471b5517fa9264c55f1e8008af103dbb13242dcc88f
SHA5121344d6c3201e33ff26063c58b2030b1b16fb8bcab951caa9bfe9cce4c09d190881705a7eafccc6ccfe0bdf1abf71ae360ea3e3ef10ee6ef0cfaf0eb1aba39e54
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Filesize
36KB
MD5298dc9fe1774bad46acae8aec86b8a40
SHA1f9f5564461b94e309043e2c555b645fdb69611b0
SHA256ceee1f89c72361136d3c7f884c9a54ccf3e99aa25fbc0aeef4c79c9f1e38307e
SHA512a47c66bd350774b0932a42062952e9cd260daf0cf4b6a2f5ce886a24e592bb113aaa0d386c712d7a63ef3070f85540a8125579a524269091684e59ccc601f2eb
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Filesize
2KB
MD5ff3ac2ce15df8c6e09677fff184dd67e
SHA1a9b938df0cb6338c557c118766e25acc97bcf1f8
SHA256ae780c4499c3560092e6b5bcbf4ae596f7b0df3e77d0d3cb3eeb33b54eeb2dfe
SHA512a7fdd31a34c45d608f99afb06c9ac54c2218603f1d3828af13a0060e19f2d4903ddc253f3209455acff7459679e3514cade3289e21c1f3f598a07b7e8e361ad0
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Filesize
13KB
MD55b7c9bc87b7c0e83881a712b822189ee
SHA1b498c2810befe0c3b077b041fcd528f828b42857
SHA2565e4b19721aadaa4909bd2fec8d7fa196a3581cb3fdc2c08cd98950e8eb7a20fd
SHA512cb37a2da3ae66c8a0069164fc3eef718e5892bce2bfd81df38fa71afc900575ce4093ab6678ade561616f88cc474cecdd6196b589460e9ca5480f6aef882db16
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Filesize
9KB
MD553fdf05f7923725b9becc5d9a4e0b3c9
SHA124549517ab23c915bad747c91f41d050dab65d6e
SHA2563fbf19d943def107117ebb4ba0108286024b619e4dbbc0749ef6df0defe17d10
SHA512852613195c34d456b3c77ed622c43deefd380eced5b5df2c5a08478a53d2a492dbab7ce3fd6fa978951c20c312db834970f5da6beeab72851ae228132a77f3f2
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Filesize
1.4MB
MD5c3bc99a2f410a5bede595c6a35aabc44
SHA1cf513259f468b9b15d1749dbe60d215c0b76098c
SHA256747193c4bdfed0a0d9dc2cd79e9682787169467c90e89d165026ccc220142cd6
SHA512ddc3eee00d14947fc7cab3ff870328e9046c62357ef1a0ba809ec846a404e3797a1bead5c85ba393ef2536589ea69293da3eefa57e1e99f33b60912c1f1908b3
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Filesize
1.4MB
MD5c3bc99a2f410a5bede595c6a35aabc44
SHA1cf513259f468b9b15d1749dbe60d215c0b76098c
SHA256747193c4bdfed0a0d9dc2cd79e9682787169467c90e89d165026ccc220142cd6
SHA512ddc3eee00d14947fc7cab3ff870328e9046c62357ef1a0ba809ec846a404e3797a1bead5c85ba393ef2536589ea69293da3eefa57e1e99f33b60912c1f1908b3