Analysis

  • max time kernel
    107s
  • max time network
    114s
  • platform
    windows10_x64
  • resource
    win10v20210408
  • submitted
    11-05-2021 12:48

General

  • Target

    Order 4503860408.exe

  • Size

    31KB

  • MD5

    0888f0a595168ba009400babfe2e7a2d

  • SHA1

    f84aa6d3fe9dc66f27a49bd94b9057a19aa66e0a

  • SHA256

    ce7554fa09d44e22a27ff09a105b6a50c26b1b7476b79a6c18941bb6b7d96b30

  • SHA512

    0decd4df19a8dfdbbec21165881368c303d09d98bfc12447768f83d10fa649df5fb6166915b88fc18e55af6a515360f5f0c00aec492bcd851494a2106a80f8f0

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1703315481:AAF9ojcRH3Y4Iq9oLNsz7JFyV4u3ph8lCtU/sendDocument

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
  • Suspicious behavior: EnumeratesProcesses 2 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\Order 4503860408.exe
    "C:\Users\Admin\AppData\Local\Temp\Order 4503860408.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2840
    • C:\Users\Admin\AppData\Local\Temp\Order 4503860408.exe
      "C:\Users\Admin\AppData\Local\Temp\Order 4503860408.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      PID:2952

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

3
T1081

Collection

Data from Local System

3
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Order 4503860408.exe.log
    MD5

    bca5d9d288a7809c63f2d594cb7c7b94

    SHA1

    11689c8a592cd8706f0155b4574488dd872cbd97

    SHA256

    d7a3ed9b26c989e840532a7f0fa21bc508f8fbcb2d37116fade84280f2a865ed

    SHA512

    db30f307e6818573f06f115818476104abfce94f15d9ad11e8163aa3cc19cee4cc3c87c98ef45d5c978b6f166089cc0283e3cc9a5db8359a425c8da7039dae0d

  • memory/2840-114-0x0000000000A30000-0x0000000000A31000-memory.dmp
    Filesize

    4KB

  • memory/2840-116-0x0000000005A00000-0x0000000005A01000-memory.dmp
    Filesize

    4KB

  • memory/2840-117-0x0000000005460000-0x0000000005461000-memory.dmp
    Filesize

    4KB

  • memory/2840-118-0x0000000005900000-0x0000000005922000-memory.dmp
    Filesize

    136KB

  • memory/2840-119-0x0000000006710000-0x0000000006711000-memory.dmp
    Filesize

    4KB

  • memory/2952-120-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/2952-121-0x000000000043777E-mapping.dmp
  • memory/2952-127-0x0000000005870000-0x0000000005871000-memory.dmp
    Filesize

    4KB

  • memory/2952-128-0x0000000005910000-0x0000000005911000-memory.dmp
    Filesize

    4KB

  • memory/2952-129-0x0000000006480000-0x0000000006481000-memory.dmp
    Filesize

    4KB

  • memory/2952-130-0x0000000006B50000-0x0000000006B51000-memory.dmp
    Filesize

    4KB

  • memory/2952-131-0x0000000001710000-0x0000000001711000-memory.dmp
    Filesize

    4KB