Analysis
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max time kernel
160s -
max time network
139s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
06-01-2024 15:22
Behavioral task
behavioral1
Sample
469020fe523b56501719c21b4e4fe758.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
469020fe523b56501719c21b4e4fe758.exe
Resource
win10v2004-20231215-en
General
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Target
469020fe523b56501719c21b4e4fe758.exe
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Size
111KB
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MD5
469020fe523b56501719c21b4e4fe758
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SHA1
95ad95e016588675f8b20f3022793eea8e780aa2
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SHA256
9e13e7b065685590079b74ff49da5e51a9faa72891a83cba86a569f5093f0ba0
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SHA512
1938840f6f1f30688d533fd599568a3fe124e7f250dbd767d319e14f59eb906ccf8e88bb927130ed30295e288a9151830a2035f077dddc61592e63260f6c6311
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SSDEEP
1536:s9Z3KcR4mjD9r8226++ioJSoYbEGacOaLDRqAboXaSlo07X5+a99eGu:sr3KcWmjRrzSV65YbCy/xb2yEML
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2244 0BNUCbCborNPGTz.exe 2772 CTS.exe -
Loads dropped DLL 1 IoCs
pid Process 2348 469020fe523b56501719c21b4e4fe758.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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resource yara_rule behavioral1/memory/2348-0-0x00000000008F0000-0x0000000000907000-memory.dmp upx behavioral1/memory/2348-12-0x00000000008F0000-0x0000000000907000-memory.dmp upx behavioral1/memory/2348-11-0x00000000001B0000-0x00000000001C7000-memory.dmp upx behavioral1/files/0x0008000000012284-10.dat upx behavioral1/memory/2772-15-0x00000000001B0000-0x00000000001C7000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" 469020fe523b56501719c21b4e4fe758.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CTS = "C:\\Windows\\CTS.exe" CTS.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\CTS.exe 469020fe523b56501719c21b4e4fe758.exe File created C:\Windows\CTS.exe CTS.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 2348 469020fe523b56501719c21b4e4fe758.exe Token: SeDebugPrivilege 2772 CTS.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2348 wrote to memory of 2244 2348 469020fe523b56501719c21b4e4fe758.exe 27 PID 2348 wrote to memory of 2244 2348 469020fe523b56501719c21b4e4fe758.exe 27 PID 2348 wrote to memory of 2244 2348 469020fe523b56501719c21b4e4fe758.exe 27 PID 2348 wrote to memory of 2244 2348 469020fe523b56501719c21b4e4fe758.exe 27 PID 2348 wrote to memory of 2772 2348 469020fe523b56501719c21b4e4fe758.exe 28 PID 2348 wrote to memory of 2772 2348 469020fe523b56501719c21b4e4fe758.exe 28 PID 2348 wrote to memory of 2772 2348 469020fe523b56501719c21b4e4fe758.exe 28 PID 2348 wrote to memory of 2772 2348 469020fe523b56501719c21b4e4fe758.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\469020fe523b56501719c21b4e4fe758.exe"C:\Users\Admin\AppData\Local\Temp\469020fe523b56501719c21b4e4fe758.exe"1⤵
- Loads dropped DLL
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Users\Admin\AppData\Local\Temp\0BNUCbCborNPGTz.exeC:\Users\Admin\AppData\Local\Temp\0BNUCbCborNPGTz.exe2⤵
- Executes dropped EXE
PID:2244
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C:\Windows\CTS.exe"C:\Windows\CTS.exe"2⤵
- Executes dropped EXE
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:2772
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
35KB
MD593e5f18caebd8d4a2c893e40e5f38232
SHA1fd55c4e6bcd108bce60ea719c06dc9c4d0adafa6
SHA256a66c4b98becac2f69cb107cd087d7a2ca9ef511bc3b83367b1f440f11dd159a8
SHA512986583610d27caae2080834301d072557c5d2c85e33f0d19ab1245d7eae8db146397461572ddb3d491be16f3af210720d54267dac838fdad8fe34afa3d6b7f54
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Filesize
75KB
MD54289995bae5da5f7da6524fb33e4d630
SHA15886580b8202b5dec5c32da8fbf7dd2b501e7421
SHA256a91f01f2ae1104ce8f69851a6f46e1ae807fbad16dec703dc7eba671d5bbe1a7
SHA5127811593fae757af8c7bdd2592f6ef1ad50a7729b4bc8ec6e8678921f4af1b0e441502f3253252dff6ae033e2601ded1062c37d48017201033589c63cedf2579d