Analysis

  • max time kernel
    119s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    19-10-2021 15:00

General

  • Target

    0eddd5df2bb252f20106e3ef4d667c97373ab6a434ab69324220eb745ffd6e71.exe

  • Size

    658KB

  • MD5

    ed1b6c3228e5a96faf7900718ae8e1ca

  • SHA1

    450bb039fddaa34b3aab4248461d2a5086968183

  • SHA256

    0eddd5df2bb252f20106e3ef4d667c97373ab6a434ab69324220eb745ffd6e71

  • SHA512

    7aafb3778ec44ffe6a96828921faf5eb01c75f2bf7502cca67e5b7e7e64499a50597f44e9c49ec1a0855e1ea3f289a6160b91a52481ac8b4e1bc4ff74ff835ee

Malware Config

Extracted

Family

redline

Botnet

19.10

C2

185.215.113.17:9054

Signatures

  • RedLine

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

  • RedLine Payload 2 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 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.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0eddd5df2bb252f20106e3ef4d667c97373ab6a434ab69324220eb745ffd6e71.exe
    "C:\Users\Admin\AppData\Local\Temp\0eddd5df2bb252f20106e3ef4d667c97373ab6a434ab69324220eb745ffd6e71.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Users\Admin\AppData\Roaming\wowsfree\ipstersh.exe
      ipstersh.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3536

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\wowsfree\ipstersh.exe
    MD5

    90046d3b74faf155ab55d2a7735cb65e

    SHA1

    e9c81bfbd05b87051bb23882f53c08d1ae2a4d8b

    SHA256

    68814ee1749962e20ec70301cae1e66d653ccd857fd5973eb6a823ed17ebada0

    SHA512

    0259ca4f4727394261a33ccf15e5e9fec97f0ceb6be5ebffe5de442225ce5c5b3449109419cf9ed1264315fadce13867ac998d314e6aada9eeae69c9c876eeb3

  • C:\Users\Admin\AppData\Roaming\wowsfree\ipstersh.exe
    MD5

    90046d3b74faf155ab55d2a7735cb65e

    SHA1

    e9c81bfbd05b87051bb23882f53c08d1ae2a4d8b

    SHA256

    68814ee1749962e20ec70301cae1e66d653ccd857fd5973eb6a823ed17ebada0

    SHA512

    0259ca4f4727394261a33ccf15e5e9fec97f0ceb6be5ebffe5de442225ce5c5b3449109419cf9ed1264315fadce13867ac998d314e6aada9eeae69c9c876eeb3

  • memory/2012-116-0x0000000004BE0000-0x0000000004CAF000-memory.dmp
    Filesize

    828KB

  • memory/2012-117-0x0000000000400000-0x0000000002F6C000-memory.dmp
    Filesize

    43.4MB

  • memory/3536-129-0x0000000007542000-0x0000000007543000-memory.dmp
    Filesize

    4KB

  • memory/3536-131-0x00000000074D0000-0x00000000074D1000-memory.dmp
    Filesize

    4KB

  • memory/3536-122-0x0000000004B80000-0x0000000004B9F000-memory.dmp
    Filesize

    124KB

  • memory/3536-123-0x0000000007550000-0x0000000007551000-memory.dmp
    Filesize

    4KB

  • memory/3536-124-0x0000000004FE0000-0x0000000004FFD000-memory.dmp
    Filesize

    116KB

  • memory/3536-125-0x0000000002DC0000-0x0000000002F0A000-memory.dmp
    Filesize

    1.3MB

  • memory/3536-127-0x0000000000400000-0x0000000002DB7000-memory.dmp
    Filesize

    41.7MB

  • memory/3536-130-0x0000000007543000-0x0000000007544000-memory.dmp
    Filesize

    4KB

  • memory/3536-118-0x0000000000000000-mapping.dmp
  • memory/3536-128-0x0000000007540000-0x0000000007541000-memory.dmp
    Filesize

    4KB

  • memory/3536-126-0x0000000007A50000-0x0000000007A51000-memory.dmp
    Filesize

    4KB

  • memory/3536-121-0x0000000003036000-0x0000000003059000-memory.dmp
    Filesize

    140KB

  • memory/3536-132-0x0000000008060000-0x0000000008061000-memory.dmp
    Filesize

    4KB

  • memory/3536-133-0x0000000007500000-0x0000000007501000-memory.dmp
    Filesize

    4KB

  • memory/3536-134-0x0000000007544000-0x0000000007546000-memory.dmp
    Filesize

    8KB

  • memory/3536-135-0x00000000081B0000-0x00000000081B1000-memory.dmp
    Filesize

    4KB

  • memory/3536-136-0x0000000008DD0000-0x0000000008DD1000-memory.dmp
    Filesize

    4KB

  • memory/3536-137-0x0000000008FA0000-0x0000000008FA1000-memory.dmp
    Filesize

    4KB

  • memory/3536-138-0x00000000092E0000-0x00000000092E1000-memory.dmp
    Filesize

    4KB

  • memory/3536-139-0x00000000093A0000-0x00000000093A1000-memory.dmp
    Filesize

    4KB

  • memory/3536-140-0x00000000095B0000-0x00000000095B1000-memory.dmp
    Filesize

    4KB

  • memory/3536-141-0x0000000009640000-0x0000000009641000-memory.dmp
    Filesize

    4KB