Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-en-20211014
  • submitted
    24-10-2021 16:49

General

  • Target

    FOXHACK.exe

  • Size

    382KB

  • MD5

    86c9be05837dc4a0b8b6ba2f8e8a3f25

  • SHA1

    fe5f1eea4033ecf270975558366e765361e2ff49

  • SHA256

    00434cf035cd254f54f84ef5250abc0ecf0ec88d4606fd13ba45ce4cf3b70f5b

  • SHA512

    d3ee968bece33d2e3a5808d59a9a083c0d11baeaf9cfb9e7ce907b063885e5d36587457824674b8579286360e5f9aaace6f53401a0c7aaca190511fafb2b163a

Malware Config

Extracted

Family

redline

Botnet

Mex2110

C2

109.248.11.240:17314

Signatures

  • RedLine

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

  • RedLine Payload 5 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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\FOXHACK.exe
    "C:\Users\Admin\AppData\Local\Temp\FOXHACK.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1648
    • C:\Users\Admin\AppData\Local\Temp\FOXHACK.exe
      C:\Users\Admin\AppData\Local\Temp\FOXHACK.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1212

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1212-60-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1212-61-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1212-59-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1212-63-0x0000000000418536-mapping.dmp

  • memory/1212-62-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1212-58-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1212-64-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/1212-66-0x00000000022F0000-0x00000000022F1000-memory.dmp

    Filesize

    4KB

  • memory/1648-55-0x0000000000040000-0x0000000000041000-memory.dmp

    Filesize

    4KB

  • memory/1648-57-0x00000000049E0000-0x00000000049E1000-memory.dmp

    Filesize

    4KB