Analysis
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max time kernel
90s -
max time network
139s -
platform
windows10-2004_x64 -
resource
win10v2004-20250217-en -
resource tags
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submitted
04/03/2025, 14:49
General
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Target
Insidious.exe
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Size
303KB
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MD5
7c71b3abefc0cd9e6852c577e466d905
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SHA1
1e2777765eb8340b0f9eefaa36b213634806d20c
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SHA256
686ef70e6f83b17792aac10f5853cd728d1647be6c57cfae1331602df69b211f
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SHA512
8f3a8f7142a73aacca46b930cf11b21efa0f8433480cb3e95d560a1a96f958413f00a2e8b05d7749656e50c6aa31e6da815434b0f703541821f42529b9a41114
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SSDEEP
6144:0b4T6MDdbICydeBrdcQG3yf51+/wjmA1D0113:0bGhcQG3yB1aK1DY3
Score
10/10
Malware Config
Extracted
Family
44caliber
C2
https://discord.com/api/webhooks/1346493084548075560/YEckkrmFm7scerU_vEBzkRjSlTmaNinaKTCIOFAolLHyb8EgBC4MRQBOOkH10nX3NlHv
Signatures
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44Caliber
An open source infostealer written in C#.
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44Caliber family
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Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\Insidious.exe"C:\Users\Admin\AppData\Local\Temp\Insidious.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
8KB
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Filesize
328KB
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Filesize
10.8MB
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Filesize
10.8MB