Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220721-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220721-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-07-2022 16:59

General

  • Target

    4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817.exe

  • Size

    2.0MB

  • MD5

    2eef072591fa615c5a3e8762076210d2

  • SHA1

    9d1346230f5d49439bfa5556f9cd35fc2466217b

  • SHA256

    4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817

  • SHA512

    325f695ebef428c80371c1d1ddf7bbbab71df12c3a695972c38efdb687d1b9f358736832055337fc834a703b5479faba408f5e57d18d8aba5725ac89513118a6

Malware Config

Extracted

Family

redline

Botnet

Lyla29.07

C2

185.215.113.216:21921

Attributes
  • auth_value

    ce5605b2c036c2c3b7bdfb23dcf5f5a2

Signatures

  • RedLine

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

  • 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\4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817.exe
    "C:\Users\Admin\AppData\Local\Temp\4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5100
    • C:\Users\Admin\AppData\Local\Temp\4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817.exe
      "C:\Users\Admin\AppData\Local\Temp\4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4592

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\4cc07d33c48084395ed0c7ffcaf9549d9cbe961b7e9c33ef546826cbe3b94817.exe.log
    Filesize

    42B

    MD5

    84cfdb4b995b1dbf543b26b86c863adc

    SHA1

    d2f47764908bf30036cf8248b9ff5541e2711fa2

    SHA256

    d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b

    SHA512

    485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce

  • memory/4592-138-0x0000000006190000-0x0000000006206000-memory.dmp
    Filesize

    472KB

  • memory/4592-139-0x00000000062E0000-0x0000000006372000-memory.dmp
    Filesize

    584KB

  • memory/4592-133-0x00000000057F0000-0x0000000005E08000-memory.dmp
    Filesize

    6.1MB

  • memory/4592-134-0x0000000005290000-0x00000000052A2000-memory.dmp
    Filesize

    72KB

  • memory/4592-135-0x00000000053C0000-0x00000000054CA000-memory.dmp
    Filesize

    1.0MB

  • memory/4592-136-0x00000000052F0000-0x000000000532C000-memory.dmp
    Filesize

    240KB

  • memory/4592-132-0x00000000009D0000-0x00000000009EE000-memory.dmp
    Filesize

    120KB

  • memory/4592-131-0x0000000000000000-mapping.dmp
  • memory/4592-137-0x0000000005620000-0x0000000005686000-memory.dmp
    Filesize

    408KB

  • memory/4592-140-0x0000000006930000-0x0000000006ED4000-memory.dmp
    Filesize

    5.6MB

  • memory/4592-141-0x00000000062C0000-0x00000000062DE000-memory.dmp
    Filesize

    120KB

  • memory/4592-142-0x00000000071B0000-0x0000000007372000-memory.dmp
    Filesize

    1.8MB

  • memory/4592-143-0x0000000007EC0000-0x00000000083EC000-memory.dmp
    Filesize

    5.2MB

  • memory/4592-144-0x0000000007100000-0x0000000007150000-memory.dmp
    Filesize

    320KB

  • memory/5100-130-0x00000000001C0000-0x00000000003DB000-memory.dmp
    Filesize

    2.1MB