Analysis

  • max time kernel
    28s
  • max time network
    30s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    14-02-2023 13:42

General

  • Target

    tmp.exe

  • Size

    285KB

  • MD5

    b7649de5628e2c6b2be40b6d2fe115c5

  • SHA1

    57d0fd392ebb4e40e17f2a3fecd4521d04281f32

  • SHA256

    f9be3f2ebd3654b7ecc41d482840872e1daaede423dff221f925acc4c72a6ce3

  • SHA512

    15b522d904a2fc02da8b72bde79ea79c59f4e82dce79ce4c3c8e101c2eb0c301975bbc35c8f7540a67f629639ef0572ea25a8586e9b2534de6157ff2f1e6f0fe

  • SSDEEP

    6144:oGCAaaeg4kNjQJCw+wY2GMMIRFx+rbCzUDuYgkUQQBoZTEx:ozBa98Cw02GMNR8CzUyYgzQQBoZT

Malware Config

Extracted

Family

redline

C2

103.169.34.87:27368

Attributes
  • auth_value

    1d94fda3ddcc4ef8ddfa653de2b43bb4

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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1968

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1968-54-0x0000000002140000-0x0000000002186000-memory.dmp

    Filesize

    280KB

  • memory/1968-55-0x0000000002280000-0x00000000022C4000-memory.dmp

    Filesize

    272KB

  • memory/1968-57-0x000000000095D000-0x000000000098C000-memory.dmp

    Filesize

    188KB

  • memory/1968-58-0x0000000000220000-0x000000000026B000-memory.dmp

    Filesize

    300KB

  • memory/1968-56-0x0000000075DA1000-0x0000000075DA3000-memory.dmp

    Filesize

    8KB

  • memory/1968-59-0x0000000000400000-0x00000000007A3000-memory.dmp

    Filesize

    3.6MB

  • memory/1968-60-0x000000000095D000-0x000000000098C000-memory.dmp

    Filesize

    188KB

  • memory/1968-61-0x000000000095D000-0x000000000098C000-memory.dmp

    Filesize

    188KB

  • memory/1968-62-0x0000000000400000-0x00000000007A3000-memory.dmp

    Filesize

    3.6MB