Analysis

  • max time kernel
    91s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04-02-2024 08:12

General

  • Target

    tmp.exe

  • Size

    313KB

  • MD5

    f733785f9d088490b784d4dc5584ebfb

  • SHA1

    6c073d4208fee7cc88a235a3759b586889b91adf

  • SHA256

    e7216d8b7084c0c36d90aefaf30bb7b6d10ae2ecae700889d459ed5ab1b26a59

  • SHA512

    43589b18333b0edcd6e300577f86de685058df5533bcbfdd3e30497aa76176008125fbd28deecaca5e6132c42cc5c0a583c34497f40dbe4ea577333eaebab899

  • SSDEEP

    3072:kA05OJdM+K9F3OFq70W09SIg8Ikn2YSxx1m6MRqfjDv/YUeqiOL2bBOE:sma9Y40r8IIDxx9MRqfjD4aL

Malware Config

Extracted

Family

redline

Botnet

@oni912

C2

45.15.156.209:40481

Signatures

  • RedLine

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

  • RedLine payload 1 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 5 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:436

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/436-1-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB

  • memory/436-0-0x00000000002B0000-0x0000000000304000-memory.dmp

    Filesize

    336KB

  • memory/436-2-0x0000000005110000-0x00000000056B4000-memory.dmp

    Filesize

    5.6MB

  • memory/436-3-0x0000000004C00000-0x0000000004C92000-memory.dmp

    Filesize

    584KB

  • memory/436-4-0x0000000004E30000-0x0000000004E40000-memory.dmp

    Filesize

    64KB

  • memory/436-5-0x0000000004BE0000-0x0000000004BEA000-memory.dmp

    Filesize

    40KB

  • memory/436-6-0x0000000006230000-0x0000000006848000-memory.dmp

    Filesize

    6.1MB

  • memory/436-8-0x0000000006200000-0x0000000006212000-memory.dmp

    Filesize

    72KB

  • memory/436-7-0x0000000007BC0000-0x0000000007CCA000-memory.dmp

    Filesize

    1.0MB

  • memory/436-9-0x0000000007AF0000-0x0000000007B2C000-memory.dmp

    Filesize

    240KB

  • memory/436-10-0x0000000007B30000-0x0000000007B7C000-memory.dmp

    Filesize

    304KB

  • memory/436-11-0x0000000007D70000-0x0000000007DD6000-memory.dmp

    Filesize

    408KB

  • memory/436-12-0x0000000008070000-0x00000000080C0000-memory.dmp

    Filesize

    320KB

  • memory/436-13-0x0000000009070000-0x0000000009232000-memory.dmp

    Filesize

    1.8MB

  • memory/436-14-0x0000000009770000-0x0000000009C9C000-memory.dmp

    Filesize

    5.2MB

  • memory/436-16-0x0000000074730000-0x0000000074EE0000-memory.dmp

    Filesize

    7.7MB