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Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
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submitted
18/10/2024, 11:02
General
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Target
5713f2949b18fbbbfe968017c16f5237_JaffaCakes118.exe
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Size
512KB
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MD5
5713f2949b18fbbbfe968017c16f5237
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SHA1
c15dc790e78d9155de15cafe9385bcab1ee7dc75
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SHA256
ca1fcd7714d5015ba34c9c5babc3dd6f7aa250bf84ca7d4614beb510cca5a053
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SHA512
26502aba935f454ea259a1c0f524efad6e71e9603f53585318561fb53f1c109d21f413e5b35fa7b55142b7df319f64523c1d8ab170ee71523fdf2adab901875b
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SSDEEP
12288:eghYlkKFGPjdBFnmjrSpGdYuUFtzVK8t:eYAFG7dSnYuWvK8t
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.windturdineservice.com - Port:
587 - Username:
[email protected] - Password:
tzxPGMX2
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 5 IoCs
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Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
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Drops file in Drivers directory 1 IoCs
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Looks for VMWare Tools registry key 2 TTPs 1 IoCs
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Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
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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 3 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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Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
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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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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 13 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\5713f2949b18fbbbfe968017c16f5237_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\5713f2949b18fbbbfe968017c16f5237_JaffaCakes118.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ocLvLuYGDm" /XML "C:\Users\Admin\AppData\Local\Temp\tmp86DC.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\5713f2949b18fbbbfe968017c16f5237_JaffaCakes118.exe"{path}"2⤵
- Drops file in Drivers directory
- 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
Credential 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
1KB
MD5aa5f7abe549f20b10124849dcd51d2ff
SHA1b7e671b795462cbc29860d493a08af3e7aa34091
SHA256ea20afcf5441146830b6644c354bc82c49c62b36f952a3c8e2ae00f50577197f
SHA51295ba61b3e282ae4f475f5bed9a01657f40dd01af528e0e08e850f88d68c58179d753609bae64c48a35fdabec3735274e81b534e7c0399b6d9b185ef3b5b4cd5b
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Filesize
6.9MB
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Filesize
536KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
32KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
520KB
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Filesize
280KB
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Filesize
4KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
240KB
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Filesize
6.9MB
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Filesize
240KB
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Filesize
4KB
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Filesize
6.9MB
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Filesize
6.9MB
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Filesize
6.9MB