Analysis
- max time kernel
138s - max time network
152s - platform
windows10_x64 - resource
win10v20210410 - submitted
24/08/2021, 14:59
General
- Target Supplier Bill Of Quantity RFQ #1057850 Petrochem Tender #1057850.exe
- Size 843KB
- Sample210824-gq85k18bas
- SHA256 110a165c7a6e46a050bd5f550ceaa19a40eefd679ed9cf4d917c127f2032f49e
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.corroshield.co.id
-
Port
587
-
Username
-
Password
kramatjati1945
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
- 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.
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Suspicious behavior: EnumeratesProcesses 5 IoCs
- Suspicious behavior: RenamesItself 1 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\Supplier Bill Of Quantity RFQ #1057850 Petrochem Tender #1057850.exe"C:\Users\Admin\AppData\Local\Temp\Supplier Bill Of Quantity RFQ #1057850 Petrochem Tender #1057850.exe"1⤵
- Suspicious use of SetThreadContext
- 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\Local\Temp\Supplier Bill Of Quantity RFQ #1057850 Petrochem Tender #1057850.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\Supplier Bill Of Quantity RFQ #1057850 Petrochem Tender #1057850.exe"C:\Users\Admin\AppData\Local\Temp\Supplier Bill Of Quantity RFQ #1057850 Petrochem Tender #1057850.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/64-145-0x0000000008810000-0x0000000008811000-memory.dmp
memory/64-361-0x0000000009AF0000-0x0000000009AF1000-memory.dmp
memory/64-193-0x000000007F1D0000-0x000000007F1D1000-memory.dmp
memory/64-195-0x0000000007103000-0x0000000007104000-memory.dmp
memory/64-166-0x0000000009B90000-0x0000000009B91000-memory.dmp
memory/64-165-0x0000000009990000-0x0000000009991000-memory.dmp
memory/64-160-0x0000000009610000-0x0000000009611000-memory.dmp
memory/64-153-0x0000000009630000-0x0000000009663000-memory.dmp
memory/64-142-0x0000000008260000-0x0000000008261000-memory.dmp
memory/64-134-0x00000000070B0000-0x00000000070B1000-memory.dmp
memory/64-367-0x0000000009AD0000-0x0000000009AD1000-memory.dmp
memory/64-144-0x00000000085B0000-0x00000000085B1000-memory.dmp
memory/64-135-0x0000000007740000-0x0000000007741000-memory.dmp
memory/64-137-0x0000000007100000-0x0000000007101000-memory.dmp
memory/64-143-0x0000000007F90000-0x0000000007F91000-memory.dmp
memory/64-138-0x0000000007102000-0x0000000007103000-memory.dmp
memory/64-139-0x0000000007E20000-0x0000000007E21000-memory.dmp
memory/64-140-0x0000000007EC0000-0x0000000007EC1000-memory.dmp
memory/64-141-0x0000000008110000-0x0000000008111000-memory.dmp
memory/3956-136-0x0000000005790000-0x0000000005C8E000-memory.dmp
memory/3956-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/3956-382-0x00000000058E0000-0x00000000058E1000-memory.dmp
memory/4036-114-0x0000000000EA0000-0x0000000000EA1000-memory.dmp
memory/4036-123-0x0000000007690000-0x00000000076CF000-memory.dmp
memory/4036-122-0x0000000008FD0000-0x0000000009073000-memory.dmp
memory/4036-121-0x0000000005A80000-0x0000000005A91000-memory.dmp
memory/4036-120-0x00000000057C0000-0x0000000005CBE000-memory.dmp
memory/4036-119-0x0000000005790000-0x0000000005791000-memory.dmp
memory/4036-118-0x0000000005900000-0x0000000005901000-memory.dmp
memory/4036-117-0x0000000005860000-0x0000000005861000-memory.dmp
memory/4036-116-0x0000000005CC0000-0x0000000005CC1000-memory.dmp