Analysis

  • max time kernel
    144s
  • max time network
    135s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    20-04-2021 05:41

General

  • Target

    PAYMENT COPY.exe

  • Size

    750KB

  • MD5

    b7648b741ec8f6d9f882464f521a8aed

  • SHA1

    78d4c91a87bf51c0495899a4ed4f3b89b3e6ba13

  • SHA256

    f7f3e9fbe1bff8f404b8b150d016d2e1757f27756b4664da9ac4dcf7e9a6a09f

  • SHA512

    2eb26d6e1e91f7547f8940a6082267768dd3222af7f8ebe25b69292e80692cde46daf913df6070e448352911498d2d582a1cfc9a974a49e25f938a2fa86914ac

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    a2plcpnl0347.prod.iad2.secureserver.net
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    Admin_123

Signatures

  • AgentTesla

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

  • AgentTesla Payload 3 IoCs
  • Drops file in Drivers directory 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe
    "C:\Users\Admin\AppData\Local\Temp\PAYMENT COPY.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
      2⤵
      • Drops file in Drivers directory
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3616

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2256-114-0x0000000000B90000-0x0000000000B91000-memory.dmp
    Filesize

    4KB

  • memory/2256-116-0x00000000054B0000-0x00000000054B1000-memory.dmp
    Filesize

    4KB

  • memory/2256-117-0x0000000005AF0000-0x0000000005AF1000-memory.dmp
    Filesize

    4KB

  • memory/2256-118-0x00000000055F0000-0x00000000055F1000-memory.dmp
    Filesize

    4KB

  • memory/2256-119-0x0000000005460000-0x0000000005461000-memory.dmp
    Filesize

    4KB

  • memory/2256-120-0x0000000005690000-0x0000000005691000-memory.dmp
    Filesize

    4KB

  • memory/2256-121-0x0000000006230000-0x0000000006239000-memory.dmp
    Filesize

    36KB

  • memory/2256-123-0x000000007F1E0000-0x000000007F1E1000-memory.dmp
    Filesize

    4KB

  • memory/2256-122-0x00000000055F0000-0x0000000005AEE000-memory.dmp
    Filesize

    5.0MB

  • memory/2256-124-0x00000000064C0000-0x0000000006544000-memory.dmp
    Filesize

    528KB

  • memory/2256-125-0x0000000001570000-0x00000000015B9000-memory.dmp
    Filesize

    292KB

  • memory/3616-126-0x0000000000400000-0x000000000043C000-memory.dmp
    Filesize

    240KB

  • memory/3616-127-0x000000000043762E-mapping.dmp
  • memory/3616-132-0x00000000057D0000-0x0000000005CCE000-memory.dmp
    Filesize

    5.0MB

  • memory/3616-133-0x0000000005CB0000-0x0000000005CB1000-memory.dmp
    Filesize

    4KB

  • memory/3616-134-0x0000000006470000-0x0000000006471000-memory.dmp
    Filesize

    4KB