Overview

overview

10

Static

static

1

dridex

windows10-2004-x64

10

Analysis

  • max time kernel
    124s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-03-2023 19:37

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General

  • Target

    e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863.exe

  • Size

    1.1MB

  • MD5

    20a0b74d2c246de76b2fdda21bf6a7fb

  • SHA1

    14f5a3a39f5d525afb2ec7e877112bb3e2c2b528

  • SHA256

    e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863

  • SHA512

    c202620ed180031d33a33a5583c5de72233d80e6df1ea15354211be14341c6a1c7b585b43a5f91554262055fb9c8d2b1706d4467e2335f5acb4e2b698f5f304a

  • SSDEEP

    12288:LV8BNJAjEYU0/ofFhfpVXgI0+C9Hkz/vd96GvdOcCNGWeAMmogqZK4lqBQpBzbPC:LTK5w+jdJnKVkMd1gyDrzCB

Score
10/10
agentteslacollectionkeyloggerpersistencespywarestealertrojan

Malware Config

Extracted

Family

agenttesla

Credentials

Signatures

  • AgentTesla

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

    keyloggertrojanstealerspywareagenttesla
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
    collection
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • 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.

    persistence
  • Delays execution with timeout.exe 1 IoCs
    evasion
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863.exe
    "C:\Users\Admin\AppData\Local\Temp\e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3612
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4500
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'
        3⤵
        • Creates scheduled task(s)
        PID:232
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\tmp9271.tmp.bat""
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4720
      • C:\Windows\system32\timeout.exe
        timeout 3
        3⤵
        • Delays execution with timeout.exe
        PID:4148
      • C:\Users\Admin\AppData\Roaming\svchost.exe
        "C:\Users\Admin\AppData\Roaming\svchost.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1844
        • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
          "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
          4⤵
          • Accesses Microsoft Outlook profiles
          • Suspicious use of AdjustPrivilegeToken
          • outlook_office_path
          • outlook_win_path
          PID:3804

Network

MITRE ATT&CK Enterprise v6

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp9271.tmp.bat
    Filesize

    151B

    MD5

    2a26518d9133f03d82ca010a947b4a87

    SHA1

    1d2ffe4e55fffc1974a68b30af4757dac8f624c3

    SHA256

    108ab709f881550ad9cab86137cb8a22097fd4f939cb545da1f398a658449763

    SHA512

    f6e2264f0e0aa31b3714d719f8f6e2a18ace758424ce80dea8b168977705e53c5bc1a1a950ef51d6dcce9c15afb28447d7b497449502c429c45f8c52afb8bc9a

    Download Submit

  • C:\Users\Admin\AppData\Roaming\svchost.exe
    Filesize

    1.1MB

    MD5

    20a0b74d2c246de76b2fdda21bf6a7fb

    SHA1

    14f5a3a39f5d525afb2ec7e877112bb3e2c2b528

    SHA256

    e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863

    SHA512

    c202620ed180031d33a33a5583c5de72233d80e6df1ea15354211be14341c6a1c7b585b43a5f91554262055fb9c8d2b1706d4467e2335f5acb4e2b698f5f304a

    Download Submit

  • C:\Users\Admin\AppData\Roaming\svchost.exe
    Filesize

    1.1MB

    MD5

    20a0b74d2c246de76b2fdda21bf6a7fb

    SHA1

    14f5a3a39f5d525afb2ec7e877112bb3e2c2b528

    SHA256

    e88243eed45dce02cc948299bc673e2d7166390a23570c520258151ea5259863

    SHA512

    c202620ed180031d33a33a5583c5de72233d80e6df1ea15354211be14341c6a1c7b585b43a5f91554262055fb9c8d2b1706d4467e2335f5acb4e2b698f5f304a

    Download Submit

  • memory/3612-133-0x00000154D7010000-0x00000154D7138000-memory.dmp

    Filesize

    1.2MB

    Download

  • memory/3612-134-0x00000154D7530000-0x00000154D7540000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3804-145-0x0000000005C20000-0x00000000061C4000-memory.dmp

    Filesize

    5.6MB

    Download

  • memory/3804-143-0x0000000000400000-0x0000000000430000-memory.dmp

    Filesize

    192KB

    Download

  • memory/3804-146-0x0000000005750000-0x00000000057B6000-memory.dmp

    Filesize

    408KB

    Download

  • memory/3804-147-0x00000000056D0000-0x00000000056E0000-memory.dmp

    Filesize

    64KB

    Download

  • memory/3804-148-0x0000000006EE0000-0x0000000006F72000-memory.dmp

    Filesize

    584KB

    Download

  • memory/3804-149-0x0000000006EB0000-0x0000000006EBA000-memory.dmp

    Filesize

    40KB

    Download

  • memory/3804-150-0x0000000006FD0000-0x0000000007020000-memory.dmp

    Filesize

    320KB

    Download

  • memory/3804-151-0x0000000007310000-0x00000000074D2000-memory.dmp

    Filesize

    1.8MB

    Download

  • memory/3804-152-0x00000000056D0000-0x00000000056E0000-memory.dmp

    Filesize

    64KB

    Download