Analysis

  • max time kernel
    116s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    15-02-2021 15:21

General

  • Target

    Purchase Order 5390.exe

  • Size

    439KB

  • MD5

    09ee0caf424df3b1070a23913fe3d016

  • SHA1

    75edbc9eff06d5d15c907338c24ed6c2fcf58d61

  • SHA256

    2732029a466cf6c066f468d43b058d2ccda9d0681f73e22f091bd2cf6372c9b1

  • SHA512

    0d996f5ed0748fd8322ff7adbacd54f7b0f66f0b8d5944ab42eb2a5166e00aef074155f00a45cc00f8d576f2e87071a68c8ec111cf07b5477c77b94448519f87

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot1463238323:AAGtI1JM_Kj38d1Y2cvi15DJ_j42pVQvMNI/sendDocument

Signatures

  • AgentTesla

    Agent Tesla is a remote access tool (RAT) written in visual basic.

  • AgentTesla Payload 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Purchase Order 5390.exe
    "C:\Users\Admin\AppData\Local\Temp\Purchase Order 5390.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2432
    • C:\Users\Admin\AppData\Local\Temp\Purchase Order 5390.exe
      "C:\Users\Admin\AppData\Local\Temp\Purchase Order 5390.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1384

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\Purchase Order 5390.exe.log
    MD5

    90acfd72f14a512712b1a7380c0faf60

    SHA1

    40ba4accb8faa75887e84fb8e38d598dc8cf0f12

    SHA256

    20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

    SHA512

    29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

  • memory/1384-13-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/1384-23-0x0000000006140000-0x0000000006141000-memory.dmp
    Filesize

    4KB

  • memory/1384-22-0x00000000058B0000-0x00000000058B1000-memory.dmp
    Filesize

    4KB

  • memory/1384-21-0x0000000005460000-0x0000000005461000-memory.dmp
    Filesize

    4KB

  • memory/1384-16-0x0000000073970000-0x000000007405E000-memory.dmp
    Filesize

    6.9MB

  • memory/1384-14-0x000000000043771E-mapping.dmp
  • memory/2432-7-0x0000000004F60000-0x0000000004F61000-memory.dmp
    Filesize

    4KB

  • memory/2432-11-0x0000000005130000-0x0000000005134000-memory.dmp
    Filesize

    16KB

  • memory/2432-12-0x0000000000DC0000-0x0000000000E25000-memory.dmp
    Filesize

    404KB

  • memory/2432-10-0x00000000050A0000-0x00000000050A1000-memory.dmp
    Filesize

    4KB

  • memory/2432-9-0x0000000005160000-0x0000000005161000-memory.dmp
    Filesize

    4KB

  • memory/2432-8-0x0000000005000000-0x0000000005001000-memory.dmp
    Filesize

    4KB

  • memory/2432-2-0x0000000073970000-0x000000007405E000-memory.dmp
    Filesize

    6.9MB

  • memory/2432-6-0x0000000005460000-0x0000000005461000-memory.dmp
    Filesize

    4KB

  • memory/2432-5-0x0000000004EC0000-0x0000000004EC1000-memory.dmp
    Filesize

    4KB

  • memory/2432-3-0x0000000000570000-0x0000000000571000-memory.dmp
    Filesize

    4KB