Analysis

  • max time kernel
    138s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    15-04-2022 00:52

General

  • Target

    6001765828ad44213832ba7b000e05a4eaa199ccc4406211bd3254ee37198db1.exe

  • Size

    778KB

  • MD5

    687c3434460c67dd5e2ff065b3861104

  • SHA1

    662479ca2b8f7f57e08cbb9c58bda2f81285c3e7

  • SHA256

    6001765828ad44213832ba7b000e05a4eaa199ccc4406211bd3254ee37198db1

  • SHA512

    798fc8a7eb6ac5e18369edfd20cfac48b6776cf5c8eb36cdbf3e90ae2cc6a64080a59b25d86820361373677d3e26a6bf21e1c5b0058b372ff7d1eda0524cd534

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6001765828ad44213832ba7b000e05a4eaa199ccc4406211bd3254ee37198db1.exe
    "C:\Users\Admin\AppData\Local\Temp\6001765828ad44213832ba7b000e05a4eaa199ccc4406211bd3254ee37198db1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Users\Admin\AppData\Local\Temp\6001765828ad44213832ba7b000e05a4eaa199ccc4406211bd3254ee37198db1.exe
      "C:\Users\Admin\AppData\Local\Temp\6001765828ad44213832ba7b000e05a4eaa199ccc4406211bd3254ee37198db1.exe"
      2⤵
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1276

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1276-58-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-59-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-61-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-62-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-63-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-66-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-68-0x0000000000400000-0x0000000000426000-memory.dmp

    Filesize

    152KB

  • memory/1276-69-0x00000000754A1000-0x00000000754A3000-memory.dmp

    Filesize

    8KB

  • memory/1948-55-0x0000000000340000-0x0000000000346000-memory.dmp

    Filesize

    24KB

  • memory/1948-56-0x0000000000AC0000-0x0000000000B0C000-memory.dmp

    Filesize

    304KB

  • memory/1948-57-0x0000000000430000-0x000000000044C000-memory.dmp

    Filesize

    112KB

  • memory/1948-54-0x00000000012B0000-0x0000000001378000-memory.dmp

    Filesize

    800KB