Analysis
- max time kernel
128s - max time network
151s - platform
windows10_x64 - resource
win10v20210408 - submitted
18/08/2021, 14:17
General
- Target 56be1905fba872d1fc768ee8451f9155.exe
- Size 387KB
- Sample210818-c4gcxe3waa
- SHA256 2247beed02b63fa71ad203041bc7a189ae0523030fac7baef8d90207ecf1333f
Malware Config
Extracted
-
agenttesla
-
https://api.telegram.org/bot1941938286:AAGAe0D246xCexnnIlc5tnVIKUh9X2ishD0/sendDocument
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 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 SetWindowsHookEx 1 IoCs
- Suspicious use of WriteProcessMemory 8 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\56be1905fba872d1fc768ee8451f9155.exe"C:\Users\Admin\AppData\Local\Temp\56be1905fba872d1fc768ee8451f9155.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\56be1905fba872d1fc768ee8451f9155.exeC:\Users\Admin\AppData\Local\Temp\56be1905fba872d1fc768ee8451f9155.exe2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/208-128-0x0000000000400000-0x000000000043C000-memory.dmp
memory/208-140-0x0000000004DC0000-0x00000000052BE000-memory.dmp
memory/208-137-0x0000000005B20000-0x0000000005B21000-memory.dmp
memory/208-136-0x0000000005270000-0x0000000005271000-memory.dmp
memory/208-135-0x0000000004DC0000-0x00000000052BE000-memory.dmp
memory/208-134-0x0000000004F80000-0x0000000004F81000-memory.dmp
memory/644-119-0x0000000005110000-0x0000000005111000-memory.dmp
memory/644-127-0x0000000006F60000-0x0000000006F61000-memory.dmp
memory/644-126-0x0000000007860000-0x00000000078BA000-memory.dmp
memory/644-121-0x0000000006E40000-0x0000000006E41000-memory.dmp
memory/644-120-0x0000000006D70000-0x0000000006DBE000-memory.dmp
memory/644-114-0x0000000000740000-0x0000000000741000-memory.dmp
memory/644-118-0x0000000005200000-0x00000000056FE000-memory.dmp
memory/644-117-0x0000000005200000-0x0000000005201000-memory.dmp
memory/644-116-0x0000000005700000-0x0000000005701000-memory.dmp