Analysis
-
max time kernel
118s -
max time network
148s -
platform
windows7_x64 -
resource
win7-en-20210920 -
submitted
23-10-2021 19:33
General
-
Target
VESSEL PARTICULARS - MV MA LIAN HAI (V60).exe
-
Size
482KB
-
MD5
43d51713fd393de6a97793c342d51b9b
-
SHA1
483cda88bfea3555de80f01d72aa4d52c4c6bdcf
-
SHA256
791c27879e42834fdb2537f9e0be908112a74429f7a3b7ac62e8735a3b764951
-
SHA512
c5d5e86d074caf9a440cabddc6bc5f839b35c0fad62ce8dc382d43d96f9208cbcc7a94b918bb6c314606ff3fe286575a611460401f4367f9c3f3cdd3b1491d32
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
smtp.penavico--cz.com - Port:
587 - Username:
ops@penavico--cz.com - Password:
Fq$L%J((!6
Signatures
-
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
-
AgentTesla Payload 6 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.
-
Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
-
Suspicious use of SetThreadContext 1 IoCs
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 2 IoCs
-
Suspicious use of AdjustPrivilegeToken 2 IoCs
-
Suspicious use of WriteProcessMemory 20 IoCs
-
outlook_office_path 1 IoCs
-
outlook_win_path 1 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\VESSEL PARTICULARS - MV MA LIAN HAI (V60).exe"C:\Users\Admin\AppData\Local\Temp\VESSEL PARTICULARS - MV MA LIAN HAI (V60).exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\VESSEL PARTICULARS - MV MA LIAN HAI (V60).exe"C:\Users\Admin\AppData\Local\Temp\VESSEL PARTICULARS - MV MA LIAN HAI (V60).exe"2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
-
C:\Windows\SysWOW64\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exeschtasks /create /sc minute /mo 1 /tn "Nano" /tr "'C:\Users\Admin\AppData\Roaming\DODO\DODO.exe'" /f3⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {009A6EEA-3A8E-4073-9048-1FCD687EA889} S-1-5-21-3456797065-1076791440-4146276586-1000:JZCKHXIN\Admin:Interactive:[1]1⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
memory/916-72-0x0000000000000000-mapping.dmp
-
memory/972-54-0x0000000000100000-0x0000000000101000-memory.dmpFilesize
4KB
-
memory/972-56-0x0000000004DC0000-0x0000000004DC1000-memory.dmpFilesize
4KB
-
memory/1008-73-0x0000000000000000-mapping.dmp
-
memory/1536-62-0x0000000000436A8E-mapping.dmp
-
memory/1536-60-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-59-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-63-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-66-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-69-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-70-0x0000000000090000-0x0000000000092000-memory.dmpFilesize
8KB
-
memory/1536-58-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-57-0x0000000000090000-0x00000000000CC000-memory.dmpFilesize
240KB
-
memory/1536-74-0x00000000047E0000-0x00000000047E1000-memory.dmpFilesize
4KB