Analysis

  • max time kernel
    20s
  • max time network
    117s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    20-08-2021 19:32

General

  • Target

    20e9069cee1f45478ad701e6591959c3.exe

  • Size

    611KB

  • MD5

    20e9069cee1f45478ad701e6591959c3

  • SHA1

    1b555ff58a7b6d6899148dff7b7049d5f5a416fb

  • SHA256

    427d73d80919455ae07701d2a84e6b242ea2ecc0adc345648bc3f236ffb6cb9a

  • SHA512

    cf54118f9c4f2f1bdd1df7a15c7508afd1f66140f13a55bebe904b0afbccfaadbe48891b38015ea6527a2eea0d0b543980370e48922a08886ccfd45eb00e3a8f

Malware Config

Extracted

Family

redline

Botnet

20_8_rs

C2

jekorikani.xyz:80

Signatures

  • RedLine

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

  • RedLine Payload 3 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\20e9069cee1f45478ad701e6591959c3.exe
    "C:\Users\Admin\AppData\Local\Temp\20e9069cee1f45478ad701e6591959c3.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3260
    • C:\Users\Admin\AppData\Local\Temp\20e9069cee1f45478ad701e6591959c3.exe
      C:\Users\Admin\AppData\Local\Temp\20e9069cee1f45478ad701e6591959c3.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3424

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\20e9069cee1f45478ad701e6591959c3.exe.log
    MD5

    41fbed686f5700fc29aaccf83e8ba7fd

    SHA1

    5271bc29538f11e42a3b600c8dc727186e912456

    SHA256

    df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

    SHA512

    234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

  • memory/3260-116-0x0000000005190000-0x0000000005191000-memory.dmp
    Filesize

    4KB

  • memory/3260-117-0x0000000005110000-0x0000000005111000-memory.dmp
    Filesize

    4KB

  • memory/3260-118-0x0000000005790000-0x0000000005791000-memory.dmp
    Filesize

    4KB

  • memory/3260-119-0x0000000002C90000-0x0000000002C91000-memory.dmp
    Filesize

    4KB

  • memory/3260-114-0x0000000000900000-0x0000000000901000-memory.dmp
    Filesize

    4KB

  • memory/3424-125-0x0000000005470000-0x0000000005471000-memory.dmp
    Filesize

    4KB

  • memory/3424-121-0x0000000000418F7A-mapping.dmp
  • memory/3424-120-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/3424-126-0x0000000004EF0000-0x0000000004EF1000-memory.dmp
    Filesize

    4KB

  • memory/3424-127-0x0000000004F50000-0x0000000004F51000-memory.dmp
    Filesize

    4KB

  • memory/3424-128-0x0000000004F90000-0x0000000004F91000-memory.dmp
    Filesize

    4KB

  • memory/3424-129-0x0000000005240000-0x0000000005241000-memory.dmp
    Filesize

    4KB

  • memory/3424-130-0x0000000004E60000-0x0000000005466000-memory.dmp
    Filesize

    6.0MB

  • memory/3424-131-0x0000000006470000-0x0000000006471000-memory.dmp
    Filesize

    4KB

  • memory/3424-132-0x0000000006B70000-0x0000000006B71000-memory.dmp
    Filesize

    4KB

  • memory/3424-133-0x0000000006640000-0x0000000006641000-memory.dmp
    Filesize

    4KB

  • memory/3424-136-0x0000000006AC0000-0x0000000006AC1000-memory.dmp
    Filesize

    4KB