Analysis

  • max time kernel
    119s
  • max time network
    137s
  • platform
    windows10_x64
  • resource
    win10
  • submitted
    30-06-2020 13:55

General

  • Target

    REVISED NEW ORDER.exe

  • Size

    589KB

  • MD5

    9b37d3dd9ff4036b3132873292a2e672

  • SHA1

    79b74ebaa8da63b409eaf6d5b6e13076b25734a3

  • SHA256

    ac817954a4511d2a0ffca7832b48d137db1b299d7ff055709eda1d12460e81c0

  • SHA512

    3d973e02189d47458355faa6018381140383219cf1783e90c6a54aa1f3d5191b1ef69d09b1d86a0c79d519575d50f0569a285bfd0c31547fd77058779d62a307

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.privateemail.com
  • Port:
    587
  • Username:
    nednwokoro@jakartta.xyz
  • Password:
    nwaotu65

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
  • 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 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\REVISED NEW ORDER.exe
    "C:\Users\Admin\AppData\Local\Temp\REVISED NEW ORDER.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:720
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fGHYflhqCW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD1A3.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:3844
    • C:\Users\Admin\AppData\Local\Temp\REVISED NEW ORDER.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:3848

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Credential Access

Credentials in Files

3
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\REVISED NEW ORDER.exe.log
    MD5

    3753b01eddc20f64178eaf3d55b5c146

    SHA1

    ca50665940eb8519e1df0c1f185fb72a271c2a66

    SHA256

    99096651b1d9b4a7562f56c8e42c06d1166f7f22a93816e2862317ada8154b37

    SHA512

    566366e651e94fab25454fb0199508cd62a64723137b32fbd5bee531110403d9194b9a4fc053740c571a69e820c1c72e48d65fc3a5410a22b6ae9d2e55508bf3

  • C:\Users\Admin\AppData\Local\Temp\tmpD1A3.tmp
    MD5

    029bc302feeaf1ff91e09356ab581a18

    SHA1

    ba59fe7436b5f8fa7c9d4a3c777fa16efc4cce3e

    SHA256

    4055d8cb5432699da5a95fc4b74a129fa4e9b705bf4a795150f9a88bfa1e87c4

    SHA512

    7259404ed1aed31dd35d1e81f2b845ee97ed179d7d7af2ac2cf749c0f9a3c57fba1cf6a1f083a057cb41eeb1e143a533c444b505cc8828791810cd2873ae6f4a

  • memory/3844-0-0x0000000000000000-mapping.dmp
  • memory/3848-2-0x0000000000400000-0x000000000044C000-memory.dmp
    Filesize

    304KB

  • memory/3848-3-0x0000000000446E3E-mapping.dmp