Overview

overview

10

Static

static

120cd3dc89...ba.exe

windows7_x64

10

120cd3dc89...ba.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    172s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    03-06-2022 22:40

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General

  • Target

    120cd3dc895723f8e5ef3e5b391527b375e7e2d9f80839a2301f0861d3c852ba.exe

  • Size

    360KB

  • MD5

    e558c68f684dff0930fa3167a3d85385

  • SHA1

    94cf171669401068b8047c04f0679bbd2f3c24df

  • SHA256

    120cd3dc895723f8e5ef3e5b391527b375e7e2d9f80839a2301f0861d3c852ba

  • SHA512

    e3d9c7c003c697775682444782a6b4068132b314c06248c12aecc53fc04135ce920437e06f329c873605370cbb0eb645d381c6c7851eae1da3fd4b313a8db482

Score
10/10
kronosbankerbotnetpersistencespywarestealer

Malware Config

Signatures

  • Kronos
    bankerbotnetkronos
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 4 IoCs
    persistence
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\120cd3dc895723f8e5ef3e5b391527b375e7e2d9f80839a2301f0861d3c852ba.exe
    "C:\Users\Admin\AppData\Local\Temp\120cd3dc895723f8e5ef3e5b391527b375e7e2d9f80839a2301f0861d3c852ba.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:3892
    • C:\Windows\SysWOW64\svchost.exe
      "C:\Windows\system32\svchost.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4628

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\nsnCE14.tmp\System.dll
    Filesize

    11KB

    MD5

    a4dd044bcd94e9b3370ccf095b31f896

    SHA1

    17c78201323ab2095bc53184aa8267c9187d5173

    SHA256

    2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

    SHA512

    87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\nsnCE14.tmp\System.dll
    Filesize

    11KB

    MD5

    a4dd044bcd94e9b3370ccf095b31f896

    SHA1

    17c78201323ab2095bc53184aa8267c9187d5173

    SHA256

    2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

    SHA512

    87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

    Download Submit
  • memory/3892-132-0x0000000003030000-0x000000000306F000-memory.dmp
    Filesize

    252KB

    Download
  • memory/3892-133-0x0000000003150000-0x000000000319D000-memory.dmp
    Filesize

    308KB

    Download
  • memory/3892-139-0x0000000003030000-0x000000000306F000-memory.dmp
    Filesize

    252KB

    Download
  • memory/4628-138-0x0000000000000000-mapping.dmp
    Download
  • memory/4628-140-0x0000000000AA0000-0x0000000000AAE000-memory.dmp
    Filesize

    56KB

    Download
  • memory/4628-141-0x00000000031D0000-0x00000000031D5000-memory.dmp
    Filesize

    20KB

    Download
  • memory/4628-142-0x0000000003A00000-0x0000000003E50000-memory.dmp
    Filesize

    4.3MB

    Download