General
- Target invoice pdf pdf pdf.exe
- Size 74KB
- Sample201013-cvaenmlwn2
- SHA256 39a76f88dd2a2ebc1ef8a21c852813b486cb969d062a973610b60eeaef436e11
- MD5 4c420c50f66b416a244d38c8b255638a
- SHA1 ece5813bbcbb9e67516ffabfc285f909a0a99a9e
- SHA512 6f229e6976e8dc51ec0c0bfc2de223b0961979de69d24b7f36f8b6c87815c9f6f3191cd2106bd80160d59d9e65c1affed5eef4e9e42c7b2d2f3106360ee89203
- MD5 SHA1 SHA512
Static task
static1
Behavioral task
behavioral1
Sample
invoice pdf pdf pdf.exe
Resource
win7v200722
Behavioral task
behavioral2
Sample
invoice pdf pdf pdf.exe
Resource
win10
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
smtp.privateemail.com
-
Port
587
-
Username
-
Password
manofpeace123
Targets
-
- Target invoice pdf pdf pdf.exe
- Size 74KB
- SHA256 39a76f88dd2a2ebc1ef8a21c852813b486cb969d062a973610b60eeaef436e11
- MD5 4c420c50f66b416a244d38c8b255638a
- SHA1 ece5813bbcbb9e67516ffabfc285f909a0a99a9e
- SHA512 6f229e6976e8dc51ec0c0bfc2de223b0961979de69d24b7f36f8b6c87815c9f6f3191cd2106bd80160d59d9e65c1affed5eef4e9e42c7b2d2f3106360ee89203
- MD5 SHA1 SHA512
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
Modifies WinLogon for persistence
AgentTesla Payload
Looks for VirtualBox Guest Additions in registry
Looks for VMWare Tools registry key
Checks BIOS information in registry
BIOS information is often read in order to detect sandboxing environments.
Drops startup file
Reads data files stored by FTP clients
Tries to access configuration files associated with programs like FileZilla.
Reads user/profile data of local email clients
Email clients store some user data on disk where infostealers will often target it.
Reads user/profile data of web browsers
Infostealers often target stored browser data, which can include saved credentials etc.
Adds Run key to start application
Looks up external IP address via web service
Uses a legitimate IP lookup service to find the infected system's external IP.
Maps connected drives based on registry
Disk information is often read in order to detect sandboxing environments.
Suspicious use of NtSetInformationThreadHideFromDebugger
Suspicious use of SetThreadContext