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241029-bl3awazjer 10Analysis
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max time kernel
117s -
max time network
118s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
29-10-2024 01:14
Behavioral task
behavioral1
Sample
CloudyBootstrapInstaller.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
CloudyBootstrapInstaller.exe
Resource
win10v2004-20241007-en
General
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Target
CloudyBootstrapInstaller.exe
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Size
21.3MB
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MD5
032fdc571f4d126f43c207ac662bd9b2
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SHA1
9240e858838cc1a1b310126cbdcd51ea958e3e89
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SHA256
67e39c89e6a682907ffb5f41331e1eeeca2202071210e85f566935998a9bf45b
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SHA512
ac0845c156864b94a96854abac7f2a7bc6570d545e350f3d7d2a2f7810d3bb6928b24012c77b8e344bdde8e4c5e5e25728036aa3d13b1f9d72421961d592b46f
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SSDEEP
393216:BqPnLFXlrpde9cQ8DOETgsvRGv9gv+vN4d3OL/T4cH:oPLFXNfQhEmiGS+L/h
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
Processes:
CloudyBootstrapInstaller.exepid Process 1816 CloudyBootstrapInstaller.exe -
Processes:
resource yara_rule behavioral1/files/0x000500000001c8b3-127.dat upx -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
CloudyBootstrapInstaller.exedescription pid Process procid_target PID 2256 wrote to memory of 1816 2256 CloudyBootstrapInstaller.exe 31 PID 2256 wrote to memory of 1816 2256 CloudyBootstrapInstaller.exe 31 PID 2256 wrote to memory of 1816 2256 CloudyBootstrapInstaller.exe 31
Processes
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C:\Users\Admin\AppData\Local\Temp\CloudyBootstrapInstaller.exe"C:\Users\Admin\AppData\Local\Temp\CloudyBootstrapInstaller.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2256 -
C:\Users\Admin\AppData\Local\Temp\CloudyBootstrapInstaller.exe"C:\Users\Admin\AppData\Local\Temp\CloudyBootstrapInstaller.exe"2⤵
- Loads dropped DLL
PID:1816
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.4MB
MD569d4f13fbaeee9b551c2d9a4a94d4458
SHA169540d8dfc0ee299a7ff6585018c7db0662aa629
SHA256801317463bd116e603878c7c106093ba7db2bece11e691793e93065223fc7046
SHA5128e632f141daf44bc470f8ee677c6f0fdcbcacbfce1472d928576bf7b9f91d6b76639d18e386d5e1c97e538a8fe19dd2d22ea47ae1acf138a0925e3c6dd156378
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Filesize
4B
MD5365c9bfeb7d89244f2ce01c1de44cb85
SHA1d7a03141d5d6b1e88b6b59ef08b6681df212c599
SHA256ceebae7b8927a3227e5303cf5e0f1f7b34bb542ad7250ac03fbcde36ec2f1508
SHA512d220d322a4053d84130567d626a9f7bb2fb8f0b854da1621f001826dc61b0ed6d3f91793627e6f0ac2ac27aea2b986b6a7a63427f05fe004d8a2adfbdadc13c1