Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09-11-2024 10:27

General

  • Target

    83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df.exe

  • Size

    1.4MB

  • MD5

    19878e2bfef041ccd5a1cea0f7cfe0fb

  • SHA1

    a9a4317a394a2cc6aac267ac490bd6ea51fa7d20

  • SHA256

    83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df

  • SHA512

    0bdeb868cfdb07da3f006a29cbaf8b5e7d4ca182274e06e1bcaca768ced57aa74a71de2c3fd08d521f1de9bc6352537ab3e55631a17ec6e716d55d95e641b5ed

  • SSDEEP

    12288:+njobiYt1nWZQzjFeM6DJOjB9sTTHyFCLw1gTFT0GeIJl3DL6irTPFi9:ht1nYQb6VOhC02KI73DI

Malware Config

Extracted

Family

redline

Botnet

colybr

C2

188.119.112.156:24790

Attributes
  • auth_value

    f6f76d681091d5a2764934b620eadcac

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 1 IoCs
  • Redline family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df.exe
    "C:\Users\Admin\AppData\Local\Temp\83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4668
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQA1AA==
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4780
    • C:\Users\Admin\AppData\Local\Temp\83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df.exe
      C:\Users\Admin\AppData\Local\Temp\83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3920

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\83b22007defc15dd65e5de5ca50e65a0506d26906e20247dac15086ba5e421df.exe.log

    Filesize

    1KB

    MD5

    1fcf740deacb8c2a04cd5d11c11f032f

    SHA1

    a096dfa1865ee4d22246c040e58f9bebe7726b8d

    SHA256

    2775be659e725c0d0b9d8e234df445ffbea79cce28ee8eefb0ebbf25da0f9ca4

    SHA512

    feeea66039881ab4e3d0225bb6ce74c8bed417666cd082e63288e49868f23991f1ce82905493d10849cbd2bb94a4cc168ceccdfc7cf433bbe5df2f8e24514bf1

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zuxhsvxj.jmg.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3920-38-0x0000000000400000-0x0000000000428000-memory.dmp

    Filesize

    160KB

  • memory/3920-42-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/3920-43-0x0000000005E40000-0x0000000006458000-memory.dmp

    Filesize

    6.1MB

  • memory/3920-44-0x00000000077D0000-0x00000000078DA000-memory.dmp

    Filesize

    1.0MB

  • memory/3920-45-0x0000000007720000-0x0000000007732000-memory.dmp

    Filesize

    72KB

  • memory/3920-46-0x0000000007780000-0x00000000077BC000-memory.dmp

    Filesize

    240KB

  • memory/3920-47-0x00000000080E0000-0x000000000812C000-memory.dmp

    Filesize

    304KB

  • memory/3920-48-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4668-12-0x0000000006900000-0x0000000006922000-memory.dmp

    Filesize

    136KB

  • memory/4668-6-0x0000000005A30000-0x0000000005ACC000-memory.dmp

    Filesize

    624KB

  • memory/4668-10-0x0000000006670000-0x0000000006724000-memory.dmp

    Filesize

    720KB

  • memory/4668-13-0x0000000006930000-0x0000000006C84000-memory.dmp

    Filesize

    3.3MB

  • memory/4668-9-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4668-8-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

    Filesize

    4KB

  • memory/4668-7-0x00000000058E0000-0x00000000058EA000-memory.dmp

    Filesize

    40KB

  • memory/4668-11-0x0000000006870000-0x0000000006902000-memory.dmp

    Filesize

    584KB

  • memory/4668-0-0x0000000074D9E000-0x0000000074D9F000-memory.dmp

    Filesize

    4KB

  • memory/4668-5-0x00000000058F0000-0x0000000005982000-memory.dmp

    Filesize

    584KB

  • memory/4668-4-0x0000000005CC0000-0x0000000006264000-memory.dmp

    Filesize

    5.6MB

  • memory/4668-3-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4668-2-0x0000000003080000-0x0000000003088000-memory.dmp

    Filesize

    32KB

  • memory/4668-41-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4668-1-0x0000000000B90000-0x0000000000CF8000-memory.dmp

    Filesize

    1.4MB

  • memory/4780-18-0x0000000004A40000-0x0000000004AA6000-memory.dmp

    Filesize

    408KB

  • memory/4780-34-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-37-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-33-0x0000000005F70000-0x0000000005F8A000-memory.dmp

    Filesize

    104KB

  • memory/4780-32-0x00000000070A0000-0x000000000771A000-memory.dmp

    Filesize

    6.5MB

  • memory/4780-31-0x0000000005B00000-0x0000000005B4C000-memory.dmp

    Filesize

    304KB

  • memory/4780-30-0x0000000005A70000-0x0000000005A8E000-memory.dmp

    Filesize

    120KB

  • memory/4780-29-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-19-0x0000000004AB0000-0x0000000004B16000-memory.dmp

    Filesize

    408KB

  • memory/4780-16-0x0000000004DD0000-0x00000000053F8000-memory.dmp

    Filesize

    6.2MB

  • memory/4780-17-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-15-0x0000000074D90000-0x0000000075540000-memory.dmp

    Filesize

    7.7MB

  • memory/4780-14-0x00000000024A0000-0x00000000024D6000-memory.dmp

    Filesize

    216KB