General
- Target Offer_CTJV.gz
- Size 631KB
- Sample221022-g7rn6abcgp
- SHA256 a284fe0ba3ca99fb776ffcff4ca1da7a839bcbd301e4b07aea056ef5ce3909d3
- MD5 d4710ef6f51fe98446596315089982d4
- SHA1 d6b5716f0c400e49218c3b7f96a6ceac13fc362a
- SHA512 51515c840cad6685c10b324445e8934b24e74471869e70e74b4aae4d211610a3944ec237e44a7923fb5d32863ebd7a2c3b9ae63cd94d9d91cc4a5d2c7ef593e8
- SSDEEP 12288:lggs95OJsddKomcNzSEVJu/pSxr0UbsF0vV9B/E4AnQmUJfn:ugs5OJUiL/8o5eV9pfbfn
- MD5 SHA1 SHA512 SSDEEP
Static task
static1
Behavioral task
behavioral1
Sample
Offer_CTJV.exe
Resource
win7-20220812-en
18 signatures
150 seconds
Behavioral task
behavioral2
Sample
Offer_CTJV.exe
Resource
win10v2004-20220812-en
19 signatures
150 seconds
Malware Config
Targets
-
- Target Offer_CTJV.exe
- Size 682KB
- SHA256 3c6e68b6ac37e83297be2aa9555684046a464cfaceb90ed6a575c7d31ec0cffa
- MD5 cf08f8a4dd01949a56522a5671fd2af4
- SHA1 351b0cfc54a548ee5d9b09ebc9c8b81d2fc95345
- SHA512 98509528d1e4faa72b77ed86aa44f4c39c0fb8f524b900e1fced83a1f973b24c3149b2bf483552f9cd5e47a70b84b4a30bacd30255889389aa9bcaacc8cff9b1
- SSDEEP 12288:WvCtpRhYfbIJsV7KgmcHD0E9Zo/pExD06nsF6fVJdbE4AVGIF3S:3RhwbIJOux/ugp8VJdj2
- MD5 SHA1 SHA512 SSDEEP
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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.
Checks computer location settings
Looks up country code configured in the registry, likely geofence.
Accesses Microsoft Outlook profiles
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 SetThreadContext