Analysis

  • max time kernel
    64s
  • max time network
    110s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-02-2021 13:35

General

  • Target

    2069ed17310f808858c9e0706d135b26.exe

  • Size

    795KB

  • MD5

    2069ed17310f808858c9e0706d135b26

  • SHA1

    c5a3c026e60d46d0e2b3906f74d72b52beb91a61

  • SHA256

    2f227912aff8b075c24231e4fd18051f8f5cbbba230810f3724de95e62fdba9a

  • SHA512

    f12d4abbcef36e53d316d94e686f5545354409f9821504906225f59ef2a71e33ba76c0a2856673ecdce5484d70864317d488cf69a143a3c308ab92d4620825c5

Malware Config

Signatures

  • RedLine

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

  • RedLine Payload 2 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2069ed17310f808858c9e0706d135b26.exe
    "C:\Users\Admin\AppData\Local\Temp\2069ed17310f808858c9e0706d135b26.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3928
    • C:\Users\Admin\AppData\Local\Temp\2069ed17310f808858c9e0706d135b26.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2364

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\2069ed17310f808858c9e0706d135b26.exe.log
    MD5

    0c2899d7c6746f42d5bbe088c777f94c

    SHA1

    622f66c5f7a3c91b28a9f43ce7c6cabadbf514f1

    SHA256

    5b0b99740cadaeff7b9891136644b396941547e20cc7eea646560d0dad5a5458

    SHA512

    ab7a3409ed4b6ca00358330a3aa4ef6de7d81eb21a5e24bb629ef6a7c7c4e2a70ca3accfbc989ed6e495fdb8eb6203a26d6f2a37b2a5809af4276af375b49078

  • memory/2364-23-0x0000000005330000-0x0000000005331000-memory.dmp
    Filesize

    4KB

  • memory/2364-22-0x00000000053E0000-0x00000000053E1000-memory.dmp
    Filesize

    4KB

  • memory/2364-15-0x0000000073BA0000-0x000000007428E000-memory.dmp
    Filesize

    6.9MB

  • memory/2364-27-0x0000000006FF0000-0x0000000006FF1000-memory.dmp
    Filesize

    4KB

  • memory/2364-26-0x00000000068F0000-0x00000000068F1000-memory.dmp
    Filesize

    4KB

  • memory/2364-25-0x0000000005680000-0x0000000005681000-memory.dmp
    Filesize

    4KB

  • memory/2364-24-0x0000000005420000-0x0000000005421000-memory.dmp
    Filesize

    4KB

  • memory/2364-21-0x0000000005380000-0x0000000005381000-memory.dmp
    Filesize

    4KB

  • memory/2364-12-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/2364-18-0x0000000005220000-0x0000000005221000-memory.dmp
    Filesize

    4KB

  • memory/2364-20-0x0000000005950000-0x0000000005951000-memory.dmp
    Filesize

    4KB

  • memory/2364-30-0x0000000006BD0000-0x0000000006BD1000-memory.dmp
    Filesize

    4KB

  • memory/2364-13-0x000000000041EFC2-mapping.dmp
  • memory/2364-19-0x00000000051E0000-0x00000000051E1000-memory.dmp
    Filesize

    4KB

  • memory/3928-6-0x00000000049C0000-0x00000000049C1000-memory.dmp
    Filesize

    4KB

  • memory/3928-11-0x0000000007F60000-0x0000000007FDC000-memory.dmp
    Filesize

    496KB

  • memory/3928-5-0x0000000004E20000-0x0000000004E21000-memory.dmp
    Filesize

    4KB

  • memory/3928-2-0x0000000073BA0000-0x000000007428E000-memory.dmp
    Filesize

    6.9MB

  • memory/3928-10-0x0000000004C10000-0x0000000004C1B000-memory.dmp
    Filesize

    44KB

  • memory/3928-9-0x0000000007EC0000-0x0000000007EC1000-memory.dmp
    Filesize

    4KB

  • memory/3928-8-0x0000000004C20000-0x0000000004C21000-memory.dmp
    Filesize

    4KB

  • memory/3928-7-0x00000000049B0000-0x00000000049B1000-memory.dmp
    Filesize

    4KB

  • memory/3928-3-0x00000000000A0000-0x00000000000A1000-memory.dmp
    Filesize

    4KB