Analysis
- max time kernel
145s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20231222-en - resource tags
- submitted
26/12/2023, 22:04
General
- Target 9197890c445e386627b5aecbdb522110.exe
- Size 601KB
- Sample231226-1zdbcaeaap
- SHA256 206b5291a89b6a58d48c26bfbc954e793eba213823a2b00d69abd589cc189f02
Malware Config
Signatures
- 44Caliber
An open source infostealer written in C#.
- Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
- Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
- Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
- Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\9197890c445e386627b5aecbdb522110.exe"C:\Users\Admin\AppData\Local\Temp\9197890c445e386627b5aecbdb522110.exe"1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
Process.txt
Process.txt
Process.txt
Process.txt
memory/2272-0-0x00000000000C0000-0x0000000000160000-memory.dmp
memory/2272-2-0x00007FFB4DB40000-0x00007FFB4E601000-memory.dmp
memory/2272-1-0x00000000021B0000-0x00000000021B6000-memory.dmp
memory/2272-3-0x00000000021C0000-0x00000000021D0000-memory.dmp
memory/2272-4-0x000000001B020000-0x000000001B0FC000-memory.dmp
memory/2272-5-0x00000000021D0000-0x00000000021D6000-memory.dmp
memory/2272-35-0x00007FFB4DB40000-0x00007FFB4E601000-memory.dmp
memory/2272-126-0x00007FFB4DB40000-0x00007FFB4E601000-memory.dmp