Analysis
-
max time kernel
122s -
max time network
130s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
-
submitted
12/10/2023, 04:26
General
-
Target
Halkbank_Ekstre_20230918_073809_405251-PDF.exe
-
Size
870KB
-
MD5
84fc8471bb943cd772536922808494be
-
SHA1
c05e01390eb3f59f58ecf92e68c3975197c1f1c6
-
SHA256
fec13aa5cd5a5f883361b1192f68fe5f76da2e01437d99d767c383f5137da618
-
SHA512
1e7c4463f89231072242cffdef68a732322884282e8ac56e8aab9887d1c65ed7e496a9f1e3b0ecc10b03ffc01c03db6643428568df4e077233794331f5343ad6
-
SSDEEP
12288:Pm2iNNEisUH/hPBKkKHUa01o3DvwuxG/UffSaxGkHIeCRoFQUW9d+pnEcTgVOGEo:e1XEWpPBKkmQo3jwd/UfDBjQ9+ixW1q
Malware Config
Extracted
agenttesla
https://api.telegram.org/bot6315598701:AAF2CsdeWHvEuw0HSURtUQQu4FuqwvM5AOA/
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
-
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
-
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
-
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
-
Suspicious use of SetThreadContext 1 IoCs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 6 IoCs
-
Suspicious use of AdjustPrivilegeToken 3 IoCs
-
Suspicious use of SetWindowsHookEx 1 IoCs
-
Suspicious use of WriteProcessMemory 17 IoCs
-
outlook_office_path 1 IoCs
-
outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230918_073809_405251-PDF.exe"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230918_073809_405251-PDF.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TBjeFzdy.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TBjeFzdy" /XML "C:\Users\Admin\AppData\Local\Temp\tmp686.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230918_073809_405251-PDF.exe"C:\Users\Admin\AppData\Local\Temp\Halkbank_Ekstre_20230918_073809_405251-PDF.exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- outlook_office_path
- outlook_win_path
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
1KB
MD5d0572765d94b15ac252aa6accf87e8c9
SHA1da0f0f042184cd1597eaf4ab2e516293b9090766
SHA256b5610e4361ca902deaddaabe95d9093b876d786f44eb3df99eb0f84f5909ba7d
SHA512f430af16bb8dd2326beecdda3c330b80c669b539f0addb4c4198fd37ef35223ed4b1fa31fe740b194a70c6cb8eb60df5a5d0553cd4be685729b8c2d50279d4ca
-
Filesize
6.9MB
-
Filesize
896KB
-
Filesize
256KB
-
Filesize
88KB
-
Filesize
6.9MB
-
Filesize
256KB
-
Filesize
32KB
-
Filesize
48KB
-
Filesize
504KB
-
Filesize
6.9MB
-
Filesize
272KB
-
Filesize
256KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
272KB
-
Filesize
6.9MB
-
Filesize
4KB
-
Filesize
256KB
-
Filesize
6.9MB
-
Filesize
256KB
-
Filesize
256KB
-
Filesize
5.7MB
-
Filesize
5.7MB
-
Filesize
5.7MB