Analysis
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max time kernel
131s -
max time network
101s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
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submitted
13-09-2024 14:23
General
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Target
de62a5dab135dba7f992aa357d7a5ce2_JaffaCakes118.exe
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Size
914KB
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MD5
de62a5dab135dba7f992aa357d7a5ce2
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SHA1
a8070428eca816b47d177396c3b579ed5d30bfcc
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SHA256
d18b49a5a492666909ad1d1d9f17b538d4c7da9c804fd5f694170ba46a05c708
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SHA512
bae7a247863179b0ef0b2c6d8e3431867c7fb769d95c64765ac24cb4ad8429bc521407b27ba721333cad870c4e3ce87a7f3b6a400b4d18ea380c0f4636ce5e9c
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SSDEEP
12288:khZ6bbOq+4Lz0Y7aGlDdJ2iFVdZtXKZ6bbOq+4Lz0Y7aGlDdJ2iFVdZtXdkO:WZJ40sxlDz2ILZgZJ40sxlDz2ILZgO
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.gayaceramic.com - Port:
587 - Username:
[email protected] - Password:
2019gaya - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla payload 1 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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Looks for VirtualBox Guest Additions in registry 2 TTPs 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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
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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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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 6 IoCs
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Suspicious use of AdjustPrivilegeToken 2 IoCs
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Suspicious use of WriteProcessMemory 11 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\de62a5dab135dba7f992aa357d7a5ce2_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\de62a5dab135dba7f992aa357d7a5ce2_JaffaCakes118.exe"1⤵
- Looks for VirtualBox Guest Additions in registry
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Checks computer location settings
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\VUnUiAmf" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF5D.tmp"2⤵
- System Location Discovery: System Language Discovery
- Scheduled Task/Job: Scheduled Task
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C:\Users\Admin\AppData\Local\Temp\de62a5dab135dba7f992aa357d7a5ce2_JaffaCakes118.exe"{path}"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
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
MD57c4d4bdb18cf5912764ed9a48ef7b446
SHA1e116cf181e1d5763f1da2e782d243eca74568b35
SHA256c99c82a61629fd3a040a46b223d2c830fa9e959ab55e5ee4651b5dd7d546c796
SHA5121ae7a5d82ae2585e59b439753a743f54eb17f4e55d5317cb192e1781f6ff3ff5969396482668fab85351110df1d6244d420b45ab05ad56651bb381635daf113a
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Filesize
7.7MB
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Filesize
96KB
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Filesize
7.7MB
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Filesize
40KB
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Filesize
320KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
240KB
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Filesize
4KB
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Filesize
368KB
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Filesize
320KB
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Filesize
7.7MB
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Filesize
7.7MB
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Filesize
584KB
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Filesize
5.6MB
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Filesize
40KB
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Filesize
7.7MB
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Filesize
4KB
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Filesize
624KB
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Filesize
408KB
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Filesize
936KB