Analysis

  • max time kernel
    137s
  • max time network
    108s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-05-2024 11:03

General

  • Target

    84.exe

  • Size

    1.2MB

  • MD5

    76d4c89a924ca96a4db65a522147f75e

  • SHA1

    1e004f69ef569a18658315c5afc08c8580ebda9c

  • SHA256

    13820ab5054e6bd8631b6f04c151cd9199fa618b9e2b419d9a10ef9766d99058

  • SHA512

    63db12832ccfe3bdc402a89e7e306ccead0f918eca43963214d638dea8261a9d52f0c2595db16d2874c989a390ee04db11477689255ec4d197f177a29774c68b

  • SSDEEP

    24576:tlrDKi6JIK8luK3932JE9bMsYpZSD0GDxcCZ1oXM2VIisE:tlaKluK3932K6U+a1o7sE

Malware Config

Extracted

Family

redline

Botnet

@lubitel_vina

C2

147.45.47.93:80

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

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

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

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\84.exe
    "C:\Users\Admin\AppData\Local\Temp\84.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2304

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp4611.tmp

    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2012-0-0x0000000000A60000-0x0000000000A61000-memory.dmp

    Filesize

    4KB

  • memory/2012-3-0x0000000000A60000-0x0000000000A61000-memory.dmp

    Filesize

    4KB

  • memory/2304-26-0x0000000006690000-0x00000000066AE000-memory.dmp

    Filesize

    120KB

  • memory/2304-30-0x0000000006C50000-0x0000000006D5A000-memory.dmp

    Filesize

    1.0MB

  • memory/2304-6-0x0000000005140000-0x00000000051D2000-memory.dmp

    Filesize

    584KB

  • memory/2304-7-0x0000000005300000-0x000000000530A000-memory.dmp

    Filesize

    40KB

  • memory/2304-8-0x0000000074130000-0x00000000748E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2304-4-0x000000007413E000-0x000000007413F000-memory.dmp

    Filesize

    4KB

  • memory/2304-25-0x0000000005EA0000-0x0000000005F16000-memory.dmp

    Filesize

    472KB

  • memory/2304-1-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

  • memory/2304-29-0x0000000007020000-0x0000000007638000-memory.dmp

    Filesize

    6.1MB

  • memory/2304-5-0x00000000055F0000-0x0000000005B94000-memory.dmp

    Filesize

    5.6MB

  • memory/2304-31-0x0000000006B80000-0x0000000006B92000-memory.dmp

    Filesize

    72KB

  • memory/2304-32-0x0000000006BE0000-0x0000000006C1C000-memory.dmp

    Filesize

    240KB

  • memory/2304-33-0x0000000006DB0000-0x0000000006DFC000-memory.dmp

    Filesize

    304KB

  • memory/2304-36-0x0000000008A10000-0x0000000008A76000-memory.dmp

    Filesize

    408KB

  • memory/2304-37-0x0000000009440000-0x0000000009602000-memory.dmp

    Filesize

    1.8MB

  • memory/2304-38-0x0000000009F50000-0x000000000A47C000-memory.dmp

    Filesize

    5.2MB

  • memory/2304-39-0x0000000009330000-0x0000000009380000-memory.dmp

    Filesize

    320KB

  • memory/2304-40-0x000000007413E000-0x000000007413F000-memory.dmp

    Filesize

    4KB

  • memory/2304-41-0x0000000074130000-0x00000000748E0000-memory.dmp

    Filesize

    7.7MB

  • memory/2304-43-0x0000000074130000-0x00000000748E0000-memory.dmp

    Filesize

    7.7MB