Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240910-en -
resource tags
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submitted
22-09-2024 20:53
General
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Target
052b9d39fc2e8571f1b8319a832d3ab9ee066b19c037900d3e1ab29f5616621d.exe
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Size
1.1MB
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MD5
ab65b7407318c476a31d5204caef97af
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SHA1
a44440efa36f7c024f26e00ccee50671abc36ad9
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SHA256
052b9d39fc2e8571f1b8319a832d3ab9ee066b19c037900d3e1ab29f5616621d
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SHA512
cb452ba020a4eb620110909d6f62ff8747a61acee2e6dab6388b0d08f534e4464e647f63d93a11183ee6b95ff2af62002e1fc03279718385beac820039339d07
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SSDEEP
24576:6NA3R5drXdtMxKuUStJxZ8uYWaR3g5a58/JB12mI08qpMY5aRcKXwZ3cMY:z5bluUYD84adg5SkJB12NqG2aMZ3tY
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.yandex.com - Port:
587 - Username:
[email protected] - Password:
akunaesiobike
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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Executes dropped EXE 2 IoCs
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Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
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Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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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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Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
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Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
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Adds Run key to start application 2 TTPs 1 IoCs
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Suspicious use of SetThreadContext 1 IoCs
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
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Suspicious behavior: EnumeratesProcesses 64 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of SetWindowsHookEx 1 IoCs
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Suspicious use of WriteProcessMemory 8 IoCs
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outlook_office_path 1 IoCs
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outlook_win_path 1 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\052b9d39fc2e8571f1b8319a832d3ab9ee066b19c037900d3e1ab29f5616621d.exe"C:\Users\Admin\AppData\Local\Temp\052b9d39fc2e8571f1b8319a832d3ab9ee066b19c037900d3e1ab29f5616621d.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\20145506\arwup.pif"C:\20145506\arwup.pif" wuggdqksgh.nsq2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"C:\Users\Admin\AppData\Local\Temp\RegSvcs.exe"3⤵
- Executes dropped EXE
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Credential Access
Credentials from Password Stores
1Credentials from Web Browsers
1Unsecured Credentials
5Credentials In Files
4Credentials in Registry
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
647KB
MD59fc46b6036032a8d8a89e3567a3dcec3
SHA142dcd68b4a35686b000a18efb4c2b2ae07d5cc94
SHA2560e96860caa7e17fdcacac170b59189eb500761d5a80954d92e7f7b0ecb6b9534
SHA51245c10d083b1abc6cfcb54cd5d1a5343c1f8b25ac89c3800b173634073204a94cc7bbbe52caa2c465af739a438cc0df7daf2a62defc5220b2b72e507dbae0be3d
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Filesize
612KB
MD58aa0d9f17feec64c65db7752f5f534fa
SHA1f356053963c151f3c6f2c24c779d33c18bb391b6
SHA256649db74fc934a088796e828e252f69b489ec9df3ce4bf41469913f46706e5a59
SHA512676465cef32727fcda0cde07bdf1448a256d9bc3782ad06fd49feab2fdf18e9a9b1be4e0a70ce27af74366fac38c2de79b5342231fb1d960a02449e205d2593c
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Filesize
44KB
MD59d352bc46709f0cb5ec974633a0c3c94
SHA11969771b2f022f9a86d77ac4d4d239becdf08d07
SHA2562c1eeb7097023c784c2bd040a2005a5070ed6f3a4abf13929377a9e39fab1390
SHA51213c714244ec56beeb202279e4109d59c2a43c3cf29f90a374a751c04fd472b45228ca5a0178f41109ed863dbd34e0879e4a21f5e38ae3d89559c57e6be990a9b
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Filesize
6.0MB
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Filesize
4KB
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Filesize
304KB
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Filesize
5.6MB
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Filesize
584KB
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Filesize
624KB
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Filesize
4KB
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Filesize
96KB
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Filesize
408KB
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Filesize
320KB
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Filesize
40KB