Analysis

  • max time kernel
    121s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10-en-20211104
  • submitted
    25-11-2021 12:22

General

  • Target

    5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f.exe

  • Size

    390KB

  • MD5

    47f72d8522c2cc26903abdc241d9b257

  • SHA1

    16f42fb7cae8ed5f307a71af7c346d0524777bdd

  • SHA256

    5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f

  • SHA512

    2765eb16e22de30bf72387406dea46059e3079bcc68191829cafd5bc72bea3dcf875d138f2cff8989e09859e60c2b13854b27692b535232ba3964c259c483a3d

Malware Config

Extracted

Family

redline

Botnet

proliv2

C2

92.255.76.242:1101

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 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f.exe
    "C:\Users\Admin\AppData\Local\Temp\5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:3472
    • C:\Users\Admin\AppData\Local\Temp\5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f.exe
      C:\Users\Admin\AppData\Local\Temp\5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4344

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\5e396f77c5e8138bad46a4caa168e5be03f36fb74d33e1026831b7ddd267895f.exe.log
    MD5

    41fbed686f5700fc29aaccf83e8ba7fd

    SHA1

    5271bc29538f11e42a3b600c8dc727186e912456

    SHA256

    df4e9d012687cdabd15e86bf37be15d6c822e1f50dde530a02468f0006586437

    SHA512

    234b2235c1ced25810a4121c5eabcbf9f269e82c126a1adc363ee34478173f8b462e90eb53f5f11533641663350b90ec1e2360fd805b10c041fab12f4da7a034

  • memory/3472-120-0x0000000005180000-0x0000000005181000-memory.dmp
    Filesize

    4KB

  • memory/3472-121-0x0000000005140000-0x0000000005141000-memory.dmp
    Filesize

    4KB

  • memory/3472-122-0x0000000005880000-0x0000000005881000-memory.dmp
    Filesize

    4KB

  • memory/3472-123-0x0000000005370000-0x0000000005371000-memory.dmp
    Filesize

    4KB

  • memory/3472-118-0x0000000000970000-0x0000000000971000-memory.dmp
    Filesize

    4KB

  • memory/4344-129-0x0000000005AF0000-0x0000000005AF1000-memory.dmp
    Filesize

    4KB

  • memory/4344-125-0x0000000000418F66-mapping.dmp
  • memory/4344-124-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/4344-130-0x0000000005AA0000-0x0000000005AA1000-memory.dmp
    Filesize

    4KB

  • memory/4344-131-0x0000000007350000-0x0000000007351000-memory.dmp
    Filesize

    4KB

  • memory/4344-132-0x0000000007280000-0x0000000007281000-memory.dmp
    Filesize

    4KB

  • memory/4344-133-0x00000000072C0000-0x00000000072C1000-memory.dmp
    Filesize

    4KB

  • memory/4344-134-0x00000000075F0000-0x00000000075F1000-memory.dmp
    Filesize

    4KB

  • memory/4344-136-0x00000000078C0000-0x00000000078C1000-memory.dmp
    Filesize

    4KB

  • memory/4344-139-0x0000000007C10000-0x0000000007C11000-memory.dmp
    Filesize

    4KB

  • memory/4344-140-0x0000000008CE0000-0x0000000008CE1000-memory.dmp
    Filesize

    4KB

  • memory/4344-141-0x0000000008F00000-0x0000000008F01000-memory.dmp
    Filesize

    4KB

  • memory/4344-142-0x0000000009600000-0x0000000009601000-memory.dmp
    Filesize

    4KB