Analysis
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max time kernel
140s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
26/03/2024, 11:07
Static task
static1
Behavioral task
behavioral1
Sample
Advanced_Uninstaller8.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
Advanced_Uninstaller8.exe
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
新云软件.url
Resource
win7-20240220-en
Behavioral task
behavioral4
Sample
新云软件.url
Resource
win10v2004-20240226-en
General
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Target
Advanced_Uninstaller8.exe
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Size
15.6MB
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MD5
bb3677c5ebd8ebe1a53d636bda7bf423
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SHA1
6f9741c8cac4127c3eec1ab310ee84498ddccb46
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SHA256
d78b5af24d7ab7a02473f20476716cefe238e102127bf0d7db2a390100d0fe04
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SHA512
d6c800b1cb561e47010a16c626916d1bbd743e32b98235ebb1f9c78c02d46fe444718174768e12874a9c3be9176048324911605b61fec960694eb3f602ff169e
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SSDEEP
196608:H6Fbiq7fBO0xP5UVF6kRdKdcvXs0Nj6nJyxoGsZ8nwVLANMGPrmiczyIjMliypWU:BYAakX/uJyxoGRwCuGyfl5H1M7lj
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3028 is-HF7BO.tmp -
Loads dropped DLL 3 IoCs
pid Process 1288 Advanced_Uninstaller8.exe 3028 is-HF7BO.tmp 3028 is-HF7BO.tmp -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 3028 is-HF7BO.tmp -
Suspicious use of WriteProcessMemory 7 IoCs
description pid Process procid_target PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28 PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28 PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28 PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28 PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28 PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28 PID 1288 wrote to memory of 3028 1288 Advanced_Uninstaller8.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\Advanced_Uninstaller8.exe"C:\Users\Admin\AppData\Local\Temp\Advanced_Uninstaller8.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1288 -
C:\Users\Admin\AppData\Local\Temp\is-2STDQ.tmp\is-HF7BO.tmp"C:\Users\Admin\AppData\Local\Temp\is-2STDQ.tmp\is-HF7BO.tmp" /SL4 $400F4 "C:\Users\Admin\AppData\Local\Temp\Advanced_Uninstaller8.exe" 16025674 522242⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: GetForegroundWindowSpam
PID:3028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
656KB
MD54fa180886ff7c0fd86a65f760ede6318
SHA12c89c271c71531362e84ddab5d3028f0756a9281
SHA2561d9026c60374b056720cdfcfa598a641cc8fbc9932590d69b4cfbc32cd09871c
SHA512a278b1d36332be9f3c284c0a4716c5e130cc6e1524c03bd693769497aeed97360c74fb8466b2d0ffd474ea8fe545c6961674ea2668a0867aee270659ad0142cd
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Filesize
22KB
MD592dc6ef532fbb4a5c3201469a5b5eb63
SHA13e89ff837147c16b4e41c30d6c796374e0b8e62c
SHA2569884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87
SHA5129908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3