Analysis
- max time kernel
125s - max time network
113s - platform
windows10_x64 - resource
win10v20210408 - submitted
23/07/2021, 17:14
General
- Target f232bc83dbea94159cc84aba926eaa6f.exe
- Size 1.2MB
- Sample210723-lvw939fcfa
- SHA256 0c7e2ea86b0fd1398de43240daca82e38dcec78f266d76ddf5bd5ba68a721d2f
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot1846829589:AAHSsEDTKvDOQ17YrNRY5_FXv5z4mpfGRIc/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 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
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\f232bc83dbea94159cc84aba926eaa6f.exe"C:\Users\Admin\AppData\Local\Temp\f232bc83dbea94159cc84aba926eaa6f.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\f232bc83dbea94159cc84aba926eaa6f.exeC:\Users\Admin\AppData\Local\Temp\f232bc83dbea94159cc84aba926eaa6f.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/904-134-0x00000000051A0000-0x00000000051A1000-memory.dmp
memory/904-127-0x0000000000400000-0x000000000043C000-memory.dmp
memory/904-139-0x0000000002951000-0x0000000002952000-memory.dmp
memory/904-136-0x0000000005540000-0x0000000005541000-memory.dmp
memory/904-135-0x0000000005100000-0x0000000005101000-memory.dmp
memory/904-133-0x0000000002950000-0x0000000002951000-memory.dmp
memory/1096-117-0x0000000005150000-0x0000000005151000-memory.dmp
memory/1096-126-0x0000000006E90000-0x0000000006EFE000-memory.dmp
memory/1096-116-0x0000000005570000-0x0000000005571000-memory.dmp
memory/1096-121-0x0000000006B70000-0x0000000006BC6000-memory.dmp
memory/1096-114-0x0000000000790000-0x0000000000791000-memory.dmp
memory/1096-120-0x0000000005070000-0x000000000556E000-memory.dmp
memory/1096-119-0x0000000005100000-0x0000000005101000-memory.dmp
memory/1096-118-0x0000000005070000-0x000000000556E000-memory.dmp