Analysis
- max time kernel
125s - max time network
92s - platform
windows10_x64 - resource
win10v20210408 - submitted
27/09/2021, 11:27
General
- Target INVOICE-ECNOG-0987765546799008780975433.scr.exe
- Size 675KB
- Sample210927-nkeveagffp
- SHA256 786a9b90ee6541476ce7b9ffed8a4d22438b7cfc72ec33ddad9a3cf2cb2f8613
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.a2zfacilityservices.in
-
Port
587
-
Username
-
Password
?(K8n&m,}#va
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 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 14 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\INVOICE-ECNOG-0987765546799008780975433.scr.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE-ECNOG-0987765546799008780975433.scr.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iOeLvlgBDlbh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4ADA.tmp"2⤵
- Creates scheduled task(s)
-
-
C:\Users\Admin\AppData\Local\Temp\INVOICE-ECNOG-0987765546799008780975433.scr.exe"C:\Users\Admin\AppData\Local\Temp\INVOICE-ECNOG-0987765546799008780975433.scr.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/2652-133-0x0000000006180000-0x0000000006181000-memory.dmp
memory/2652-132-0x0000000005AE0000-0x0000000005AE1000-memory.dmp
memory/2652-131-0x0000000005620000-0x0000000005B1E000-memory.dmp
memory/2652-125-0x0000000000400000-0x000000000043C000-memory.dmp
memory/4016-118-0x0000000004F70000-0x000000000546E000-memory.dmp
memory/4016-122-0x00000000088F0000-0x000000000895C000-memory.dmp
memory/4016-123-0x0000000008960000-0x000000000899C000-memory.dmp
memory/4016-121-0x0000000005100000-0x0000000005107000-memory.dmp
memory/4016-120-0x00000000085B0000-0x00000000085B1000-memory.dmp
memory/4016-119-0x0000000002BA0000-0x0000000002BA1000-memory.dmp
memory/4016-114-0x00000000005E0000-0x00000000005E1000-memory.dmp
memory/4016-117-0x0000000004F70000-0x0000000004F71000-memory.dmp
memory/4016-116-0x0000000005470000-0x0000000005471000-memory.dmp