Analysis

  • max time kernel
    23s
  • max time network
    136s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    23-08-2021 18:47

General

  • Target

    897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe

  • Size

    586KB

  • MD5

    871cba396875673097c170edb571a972

  • SHA1

    18e925fd8597c1deefd28832ad428744577e6eb0

  • SHA256

    897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682

  • SHA512

    39c249e77dc39e78adbf7b599df6cf81519438366cf13700f57500aeb71f663260cb10118630981a12da94bc6a54ca36b68873d2158d5a22d628607b2c445e63

Malware Config

Extracted

Family

redline

Botnet

777

C2

45.147.231.225:40668

Signatures

  • RedLine

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

  • RedLine Payload 3 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
    "C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2116
    • C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
      C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
      2⤵
        PID:3524
      • C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
        C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
        2⤵
          PID:3156
        • C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
          C:\Users\Admin\AppData\Local\Temp\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe
          2⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:3140

      Network

      MITRE ATT&CK Matrix ATT&CK v6

      Credential Access

      Credentials in Files

      2
      T1081

      Discovery

      Query Registry

      1
      T1012

      Collection

      Data from Local System

      2
      T1005

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\897676bf56a0dd969a5c9e566e05a0ca8c401d4d0c2002cbca223f249687f682.exe.log
        MD5

        41fbed686f5700fc29aaccf83e8ba7fd

        SHA1

        5271bc29538f11e42a3b600c8dc727186e912456

        SHA256

        df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

        SHA512

        234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

      • memory/2116-116-0x0000000005560000-0x0000000005561000-memory.dmp
        Filesize

        4KB

      • memory/2116-117-0x0000000005510000-0x0000000005511000-memory.dmp
        Filesize

        4KB

      • memory/2116-118-0x0000000005CE0000-0x0000000005CE1000-memory.dmp
        Filesize

        4KB

      • memory/2116-119-0x00000000057D0000-0x00000000057D1000-memory.dmp
        Filesize

        4KB

      • memory/2116-114-0x0000000000D10000-0x0000000000D11000-memory.dmp
        Filesize

        4KB

      • memory/3140-125-0x00000000058F0000-0x00000000058F1000-memory.dmp
        Filesize

        4KB

      • memory/3140-121-0x0000000000418F82-mapping.dmp
      • memory/3140-120-0x0000000000400000-0x000000000041E000-memory.dmp
        Filesize

        120KB

      • memory/3140-126-0x0000000002E70000-0x0000000002E71000-memory.dmp
        Filesize

        4KB

      • memory/3140-127-0x0000000005320000-0x0000000005321000-memory.dmp
        Filesize

        4KB

      • memory/3140-128-0x0000000005360000-0x0000000005361000-memory.dmp
        Filesize

        4KB

      • memory/3140-129-0x00000000055D0000-0x00000000055D1000-memory.dmp
        Filesize

        4KB

      • memory/3140-130-0x00000000052E0000-0x00000000058E6000-memory.dmp
        Filesize

        6.0MB

      • memory/3140-131-0x0000000006840000-0x0000000006841000-memory.dmp
        Filesize

        4KB

      • memory/3140-132-0x0000000006F40000-0x0000000006F41000-memory.dmp
        Filesize

        4KB

      • memory/3140-133-0x0000000006A10000-0x0000000006A11000-memory.dmp
        Filesize

        4KB

      • memory/3140-137-0x0000000007900000-0x0000000007901000-memory.dmp
        Filesize

        4KB