Analysis
- max time kernel
122s - max time network
67s - platform
windows10_x64 - resource
win10v20210408 - submitted
09/06/2021, 05:19
General
- Target BANK DETAILS.exe
- Size 832KB
- Sample210609-ts2fvpf7mn
- SHA256 faca737d4aa23d55f6d5e25ce2b47f8f5060b8b62aa472073de85c50a21347d2
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
-
Host
mail.framafilms.com
-
Port
587
-
Username
-
Password
lister11
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 2 IoCs
- Looks for VirtualBox Guest Additions in registry 2 TTPs
- Looks for VMWare Tools registry key 2 TTPs
- Checks BIOS information in registry 2 TTPs 2 IoCs
BIOS information is often read in order to detect sandboxing environments.
- Maps connected drives based on registry 3 TTPs 2 IoCs
Disk information is often read in order to detect sandboxing environments.
- 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 7 IoCs
- Suspicious use of AdjustPrivilegeToken 3 IoCs
- Suspicious use of WriteProcessMemory 14 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\BANK DETAILS.exe"C:\Users\Admin\AppData\Local\Temp\BANK DETAILS.exe"1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- 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\BANK DETAILS.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
-
C:\Users\Admin\AppData\Local\Temp\BANK DETAILS.exe"C:\Users\Admin\AppData\Local\Temp\BANK DETAILS.exe"2⤵
-
-
C:\Users\Admin\AppData\Local\Temp\BANK DETAILS.exe"C:\Users\Admin\AppData\Local\Temp\BANK DETAILS.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
memory/604-123-0x0000000001040000-0x00000000010C9000-memory.dmp
memory/604-117-0x0000000005660000-0x0000000005661000-memory.dmp
memory/604-118-0x0000000005200000-0x0000000005201000-memory.dmp
memory/604-119-0x0000000005160000-0x000000000565E000-memory.dmp
memory/604-120-0x0000000005120000-0x0000000005121000-memory.dmp
memory/604-121-0x0000000005420000-0x0000000005421000-memory.dmp
memory/604-122-0x00000000074F0000-0x000000000750E000-memory.dmp
memory/604-114-0x0000000000660000-0x0000000000661000-memory.dmp
memory/604-124-0x00000000099E0000-0x0000000009A2D000-memory.dmp
memory/604-116-0x0000000005050000-0x0000000005051000-memory.dmp
memory/604-126-0x000000000CAA0000-0x000000000CAA1000-memory.dmp
memory/2724-138-0x0000000007020000-0x0000000007021000-memory.dmp
memory/2724-147-0x0000000008720000-0x0000000008721000-memory.dmp
memory/2724-174-0x0000000007023000-0x0000000007024000-memory.dmp
memory/2724-129-0x0000000006F00000-0x0000000006F01000-memory.dmp
memory/2724-173-0x000000007E890000-0x000000007E891000-memory.dmp
memory/2724-168-0x00000000099E0000-0x00000000099E1000-memory.dmp
memory/2724-139-0x0000000007022000-0x0000000007023000-memory.dmp
memory/2724-141-0x0000000007620000-0x0000000007621000-memory.dmp
memory/2724-142-0x0000000007D00000-0x0000000007D01000-memory.dmp
memory/2724-144-0x0000000007FC0000-0x0000000007FC1000-memory.dmp
memory/2724-145-0x0000000007E30000-0x0000000007E31000-memory.dmp
memory/2724-146-0x00000000083F0000-0x00000000083F1000-memory.dmp
memory/2724-130-0x0000000007660000-0x0000000007661000-memory.dmp
memory/2724-155-0x0000000009680000-0x00000000096B3000-memory.dmp
memory/2724-162-0x0000000009450000-0x0000000009451000-memory.dmp
memory/2724-167-0x00000000097C0000-0x00000000097C1000-memory.dmp
memory/4092-140-0x0000000005180000-0x0000000005181000-memory.dmp
memory/4092-131-0x0000000000400000-0x000000000043C000-memory.dmp