Analysis
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max time kernel
141s -
max time network
100s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
21-09-2024 08:34
General
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Target
ef6b7128c7786f40111e700d38f10b8f_JaffaCakes118.exe
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Size
678KB
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MD5
ef6b7128c7786f40111e700d38f10b8f
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SHA1
14738e7b2c7cc9a6a2ec3c7a850807623225df32
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SHA256
24d8632d58bfa7019f691346f9715cef64dc11887fc5140054ecf5b422f1f68d
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SHA512
7a0eaacfd36959ae68d60936be911b4cd6e81e5575150e2399cfac60df3cb817168f676f5efd09b74af5be296ccd9decf0af94e5b026b44f1c0e078566dd061a
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SSDEEP
12288:S9+UFSbzwd6xyFjH8H1NDNCqovrO4OsOjk8pXcivm:k+pbzwIxk4VdoqmOztG
Malware Config
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 7 IoCs
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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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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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UPX packed file 4 IoCs
Detects executables packed with UPX/modified UPX open source packer.
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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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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 use of SetThreadContext 1 IoCs
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System Location Discovery: System Language Discovery 1 TTPs 2 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 4 IoCs
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Suspicious behavior: MapViewOfSection 1 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 3 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\ef6b7128c7786f40111e700d38f10b8f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef6b7128c7786f40111e700d38f10b8f_JaffaCakes118.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\ef6b7128c7786f40111e700d38f10b8f_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\ef6b7128c7786f40111e700d38f10b8f_JaffaCakes118.exe"2⤵
- Accesses Microsoft Outlook profiles
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
240KB
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Filesize
528KB
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Filesize
528KB
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Filesize
528KB
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Filesize
528KB
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Filesize
528KB
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Filesize
528KB
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Filesize
240KB
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Filesize
528KB
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Filesize
4KB
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Filesize
704KB
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Filesize
76KB
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Filesize
4KB
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Filesize
76KB