Analysis

  • max time kernel
    150s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    26-02-2021 16:45

General

  • Target

    PROFORMA INVOICE.exe

  • Size

    774KB

  • MD5

    b58d742577f386edbf58075fff9ffacc

  • SHA1

    a2b677224dc4fd241018dc05d0bf788df090cf01

  • SHA256

    ed5aeb58bb7327270d75e75505bc2322bb62e5764b4245dba88d5a91c40ebe8b

  • SHA512

    19dfc707c7dc31ba73cf20b3f986ed956d076b88781ca50b7e5409d877788bddfcdc14a9a7dc7ed12baa407a62d72f9622c8740d7e4d8f5b9a5244f09d7d28d4

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    mail.hybridgroupco.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Obinna123@@@

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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
    "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:816
    • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
      "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
      2⤵
        PID:3024
      • C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe
        "C:\Users\Admin\AppData\Local\Temp\PROFORMA INVOICE.exe"
        2⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1976

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      90acfd72f14a512712b1a7380c0faf60

      SHA1

      40ba4accb8faa75887e84fb8e38d598dc8cf0f12

      SHA256

      20806822f0c130b340504132c1461b589261fbbc518e468f4f90733ab514cb86

      SHA512

      29dbf85e14e60868574cb4dc9bda83d3c229fb956733d8d2557f2475ee0e690ac9c2e72f31e02284996da6906ba2dbfa382a29b04c15a2406571d8ee19ad16b9

    • memory/816-7-0x0000000005540000-0x0000000005541000-memory.dmp
      Filesize

      4KB

    • memory/816-10-0x00000000056A0000-0x00000000056A1000-memory.dmp
      Filesize

      4KB

    • memory/816-6-0x00000000059A0000-0x00000000059A1000-memory.dmp
      Filesize

      4KB

    • memory/816-2-0x0000000074070000-0x000000007475E000-memory.dmp
      Filesize

      6.9MB

    • memory/816-12-0x0000000006040000-0x000000000609C000-memory.dmp
      Filesize

      368KB

    • memory/816-9-0x00000000053E0000-0x00000000053E1000-memory.dmp
      Filesize

      4KB

    • memory/816-5-0x0000000005400000-0x0000000005401000-memory.dmp
      Filesize

      4KB

    • memory/816-11-0x00000000054A0000-0x00000000054A3000-memory.dmp
      Filesize

      12KB

    • memory/816-8-0x0000000005750000-0x0000000005751000-memory.dmp
      Filesize

      4KB

    • memory/816-3-0x0000000000B00000-0x0000000000B01000-memory.dmp
      Filesize

      4KB

    • memory/1976-14-0x00000000004375EE-mapping.dmp
    • memory/1976-13-0x0000000000400000-0x000000000043C000-memory.dmp
      Filesize

      240KB

    • memory/1976-16-0x0000000074070000-0x000000007475E000-memory.dmp
      Filesize

      6.9MB

    • memory/1976-21-0x0000000005A70000-0x0000000005A71000-memory.dmp
      Filesize

      4KB

    • memory/1976-22-0x0000000005910000-0x0000000005911000-memory.dmp
      Filesize

      4KB

    • memory/1976-23-0x0000000006480000-0x0000000006481000-memory.dmp
      Filesize

      4KB