Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    28-12-2020 07:30

General

  • Target

    0ee74f44700ad685b4487aaa4e20874e.exe

  • Size

    594KB

  • MD5

    0ee74f44700ad685b4487aaa4e20874e

  • SHA1

    923303b9769e44f6deb3a857b023d94fd81b05e7

  • SHA256

    17812ccf744622c22a465fd1d2c0098dbf215423dd433014afab29e232446e4c

  • SHA512

    e292764c37a4f5b88c9013c7cd5ec96ef783329ce4fbf4de0df66875168dfdebfd2e2046a1d182eb6f1670ae74f89e910351c0706accb62b289da60eb91e8f57

Score
10/10

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 2 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ee74f44700ad685b4487aaa4e20874e.exe
    "C:\Users\Admin\AppData\Local\Temp\0ee74f44700ad685b4487aaa4e20874e.exe"
    1⤵
    • Checks processor information in registry
    • Suspicious use of WriteProcessMemory
    PID:64
    • C:\Users\Admin\AppData\Roaming\leadentop\bestof.exe
      bestof.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of AdjustPrivilegeToken
      PID:2320

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\leadentop\bestof.exe

    MD5

    ce62304c3eff639e1b2352667a569b8a

    SHA1

    5a5cb774b59befe102fe04e93d9853cfbda3334b

    SHA256

    e8356fad49709d2563d2707dbb09f4f1019e30a0ff5836047a11b3d1d84f4d62

    SHA512

    99d77537f2fade1ca2255c16fcd5d64618f0364f15cddb1b6a48814c9a7e59ccdac72db7f0a1cf4b0eac63180264fd58989e43839373d085ecb42ad2b9fe6f41

  • C:\Users\Admin\AppData\Roaming\leadentop\bestof.exe

    MD5

    ce62304c3eff639e1b2352667a569b8a

    SHA1

    5a5cb774b59befe102fe04e93d9853cfbda3334b

    SHA256

    e8356fad49709d2563d2707dbb09f4f1019e30a0ff5836047a11b3d1d84f4d62

    SHA512

    99d77537f2fade1ca2255c16fcd5d64618f0364f15cddb1b6a48814c9a7e59ccdac72db7f0a1cf4b0eac63180264fd58989e43839373d085ecb42ad2b9fe6f41

  • memory/64-3-0x0000000005370000-0x0000000005371000-memory.dmp

    Filesize

    4KB

  • memory/64-2-0x0000000004F7B000-0x0000000004F7C000-memory.dmp

    Filesize

    4KB

  • memory/2320-10-0x0000000072280000-0x000000007296E000-memory.dmp

    Filesize

    6.9MB

  • memory/2320-7-0x0000000004E27000-0x0000000004E28000-memory.dmp

    Filesize

    4KB

  • memory/2320-8-0x0000000005310000-0x0000000005311000-memory.dmp

    Filesize

    4KB

  • memory/2320-9-0x0000000006C30000-0x0000000006C31000-memory.dmp

    Filesize

    4KB

  • memory/2320-4-0x0000000000000000-mapping.dmp

  • memory/2320-11-0x0000000006E30000-0x0000000006E54000-memory.dmp

    Filesize

    144KB

  • memory/2320-12-0x0000000009350000-0x0000000009351000-memory.dmp

    Filesize

    4KB

  • memory/2320-13-0x0000000006ED0000-0x0000000006EF2000-memory.dmp

    Filesize

    136KB

  • memory/2320-14-0x0000000009850000-0x0000000009851000-memory.dmp

    Filesize

    4KB

  • memory/2320-15-0x0000000009EE0000-0x0000000009EE1000-memory.dmp

    Filesize

    4KB

  • memory/2320-16-0x0000000009F20000-0x0000000009F21000-memory.dmp

    Filesize

    4KB

  • memory/2320-17-0x0000000009F70000-0x0000000009F71000-memory.dmp

    Filesize

    4KB

  • memory/2320-18-0x000000000A0F0000-0x000000000A0F1000-memory.dmp

    Filesize

    4KB