Analysis
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max time kernel
122s -
max time network
124s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
17-11-2024 17:11
Behavioral task
behavioral1
Sample
SteamToolsSetup.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
SteamToolsSetup.exe
Resource
win10v2004-20241007-en
General
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Target
SteamToolsSetup.exe
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Size
5.9MB
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MD5
21173abe9a3834334776ca581aaf9d54
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SHA1
a9ca53726a2421019d0dad6350e25ac48796129d
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SHA256
1cc8e9d5a1194fde2e6d96873f943aad0b69ba821834ab7893f0d44519ac7ce7
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SHA512
7ea2980b1bd5bf0636126aaaa8adb78f201e1c95f986af932537fa44bcfc83df1bf8446fa9f1bd52aff8400381760eb5a368c59abe0ba6b28701dd11bb2ecdb2
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SSDEEP
98304:yQ+4S7SFi65sn6Wfz7pnxCjJaWlpx1dstaNoSwKHf1c3z5MOueAeFkzkkqkg4gaP:yD4SYDOYjJlpZstQoS9Hf12VKXHztqwZ
Malware Config
Signatures
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Loads dropped DLL 1 IoCs
pid Process 3044 SteamToolsSetup.exe -
resource yara_rule behavioral1/files/0x0005000000019621-21.dat upx behavioral1/memory/3044-23-0x000007FEF6600000-0x000007FEF6A65000-memory.dmp upx -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 2348 wrote to memory of 3044 2348 SteamToolsSetup.exe 30 PID 2348 wrote to memory of 3044 2348 SteamToolsSetup.exe 30 PID 2348 wrote to memory of 3044 2348 SteamToolsSetup.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\SteamToolsSetup.exe"C:\Users\Admin\AppData\Local\Temp\SteamToolsSetup.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:2348 -
C:\Users\Admin\AppData\Local\Temp\SteamToolsSetup.exe"C:\Users\Admin\AppData\Local\Temp\SteamToolsSetup.exe"2⤵
- Loads dropped DLL
PID:3044
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.4MB
MD5b93eda8cc111a5bde906505224b717c3
SHA15f1ae1ab1a3c4c023ea8138d4b09cbc1cd8e8f9e
SHA256efa27cd726dbf3bf2448476a993dc0d5ffb0264032bf83a72295ab3fc5bcd983
SHA512b20195930967b4dc9f60c15d9ceae4d577b00095f07bd93aa4f292b94a2e5601d605659e95d5168c1c2d85dc87a54d27775f8f20ebcacf56904e4aa30f1affba