Analysis

  • max time kernel
    120s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    26-09-2021 12:45

General

  • Target

    23bd2f52ef376af32c7483c780063d1d1fcbfc8f5dc7f21c78c90f5531375127.exe

  • Size

    250KB

  • Sample

    210926-py935sehc5

  • MD5

    7c7f705a55b0605d3d0cff761f43ad9b

  • SHA1

    f9d46de13937dfdd2ad71c53b36e7d338da58a2d

  • SHA256

    23bd2f52ef376af32c7483c780063d1d1fcbfc8f5dc7f21c78c90f5531375127

  • SHA512

    3fda6291523887ee5c1e0622a158550c0f6263675c47883fa996d89bd8fb0d99797d13ceaab7f77e5c3d43901dee0ac25dd6d04bd9cf8189550662b05234c3fe

Malware Config

Extracted

Family

redline

Botnet

PUB

C2

45.9.20.20:13441

Signatures 7

  • 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 ⋅ 1 IoCs
  • Suspicious use of AdjustPrivilegeToken ⋅ 1 IoCs

Processes 1

  • C:\Users\Admin\AppData\Local\Temp\23bd2f52ef376af32c7483c780063d1d1fcbfc8f5dc7f21c78c90f5531375127.exe
    "C:\Users\Admin\AppData\Local\Temp\23bd2f52ef376af32c7483c780063d1d1fcbfc8f5dc7f21c78c90f5531375127.exe"
    Suspicious behavior: EnumeratesProcesses
    Suspicious use of AdjustPrivilegeToken
    PID:2168

Network

MITRE ATT&CK Matrix

Command and Control

    Credential Access

    Defense Evasion

      Discovery

      Execution

        Exfiltration

          Impact

            Initial Access

              Lateral Movement

                Persistence

                  Privilege Escalation

                    Replay Monitor

                    00:00 00:00

                    Downloads

                    • memory/2168-116-0x0000000000400000-0x00000000004C5000-memory.dmp
                    • memory/2168-115-0x00000000004D0000-0x000000000061A000-memory.dmp
                    • memory/2168-117-0x0000000002530000-0x000000000254F000-memory.dmp
                    • memory/2168-118-0x0000000004D00000-0x0000000004D01000-memory.dmp
                    • memory/2168-119-0x0000000004B30000-0x0000000004B4E000-memory.dmp
                    • memory/2168-120-0x0000000005200000-0x0000000005201000-memory.dmp
                    • memory/2168-121-0x0000000004BE0000-0x0000000004BE1000-memory.dmp
                    • memory/2168-122-0x0000000005810000-0x0000000005811000-memory.dmp
                    • memory/2168-123-0x0000000004C10000-0x0000000004C11000-memory.dmp
                    • memory/2168-125-0x0000000004CF2000-0x0000000004CF3000-memory.dmp
                    • memory/2168-124-0x0000000004CF0000-0x0000000004CF1000-memory.dmp
                    • memory/2168-126-0x0000000004CF3000-0x0000000004CF4000-memory.dmp
                    • memory/2168-127-0x0000000004CF4000-0x0000000004CF6000-memory.dmp
                    • memory/2168-128-0x0000000004C90000-0x0000000004C91000-memory.dmp
                    • memory/2168-129-0x0000000006AE0000-0x0000000006AE1000-memory.dmp
                    • memory/2168-130-0x0000000006CB0000-0x0000000006CB1000-memory.dmp
                    • memory/2168-131-0x00000000072D0000-0x00000000072D1000-memory.dmp
                    • memory/2168-132-0x0000000007660000-0x0000000007661000-memory.dmp
                    • memory/2168-133-0x0000000007760000-0x0000000007761000-memory.dmp
                    • memory/2168-134-0x0000000007720000-0x0000000007721000-memory.dmp