Analysis
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max time kernel
151s -
max time network
155s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
22-07-2021 07:03
General
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Target
10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe
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Size
897KB
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MD5
6f260afdc367ce34cc44584c35ef7da1
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SHA1
b9c1be8368b9947a85e70ddee94b35c8dde43771
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SHA256
9e4b6c3beacf15788e4ab0c3dc67962de4e1181854ea65124ba7231ff88730dc
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SHA512
9ab7f18ec6bda4eb488fbf54dfb44d4554e168961559559f32d8ebbcb4af7e7cd4ea48d58a9c3206033724004ebafc71bcb04a8c9b5edd16fd4256e4442bccbb
Malware Config
Signatures
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A310logger
A310 Logger is a .NET stealer/logger targeting passwords from browsers and email clients.
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StormKitty
StormKitty is an open source info stealer written in C#.
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StormKitty Payload 2 IoCs
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A310logger Executable 5 IoCs
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Executes dropped EXE 1 IoCs
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Loads dropped DLL 1 IoCs
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Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
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Looks up geolocation information via web service
Uses a legitimate geolocation service to find the infected system's geolocation info.
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Suspicious use of SetThreadContext 2 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious behavior: GetForegroundWindowSpam 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 2 IoCs
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Suspicious use of WriteProcessMemory 25 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"C:\Users\Admin\AppData\Local\Temp\10303640_APMC-TRN-C0001-Stability_Calculation_Rev1.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe"3⤵
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\MZ.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
8KB
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Filesize
192KB
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Filesize
8KB
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Filesize
192KB
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Filesize
96KB
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Filesize
4KB
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Filesize
4KB
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Filesize
60KB
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Filesize
4KB
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Filesize
452KB