Analysis

  • max time kernel
    71s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-09-2022 04:16

General

  • Target

    tmp.exe

  • Size

    1.8MB

  • MD5

    43f735e99626467bcec0895ddc51ee14

  • SHA1

    cfbd389da2a60e4e39b8ce3bb56ca57506985465

  • SHA256

    79208f5bcd29a83d75bb073d3f48a483cd51dbd53e9cee5472ab4947a1ede05b

  • SHA512

    467f650679e5170b2387fdf16087b3d114d2ec980b194d2e3ab233ce53497a57356fff195a8d222c946070b6e5d929b88fa33f776a5158343cf1fa259c73ddf4

  • SSDEEP

    24576:O2ljpVMlw5M4tEqAmRabisyl5uJ5ErUim/r8REOuPOEkU1johR:Bq3bis7IYr8REOuP3kUZohR

Malware Config

Extracted

Family

redline

Botnet

HEXO-SOFTWARE

C2

amrican-sport-live-stream.cc:4581

Attributes
  • auth_value

    fea440ffae02b6f56d7b00fe8105ccb8

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 use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4216
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3064

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

  • memory/3064-141-0x000000000AEE0000-0x000000000AEF2000-memory.dmp
    Filesize

    72KB

  • memory/3064-142-0x000000000AF40000-0x000000000AF7C000-memory.dmp
    Filesize

    240KB

  • memory/3064-146-0x000000000C2A0000-0x000000000C2F0000-memory.dmp
    Filesize

    320KB

  • memory/3064-145-0x000000000CA90000-0x000000000CB06000-memory.dmp
    Filesize

    472KB

  • memory/3064-144-0x000000000CFC0000-0x000000000D4EC000-memory.dmp
    Filesize

    5.2MB

  • memory/3064-137-0x0000000000000000-mapping.dmp
  • memory/3064-143-0x000000000C8C0000-0x000000000CA82000-memory.dmp
    Filesize

    1.8MB

  • memory/3064-140-0x000000000AFB0000-0x000000000B0BA000-memory.dmp
    Filesize

    1.0MB

  • memory/3064-138-0x0000000000400000-0x0000000000460000-memory.dmp
    Filesize

    384KB

  • memory/3064-139-0x000000000B440000-0x000000000BA58000-memory.dmp
    Filesize

    6.1MB

  • memory/4216-132-0x00000000004C0000-0x0000000000690000-memory.dmp
    Filesize

    1.8MB

  • memory/4216-133-0x0000000005210000-0x0000000005232000-memory.dmp
    Filesize

    136KB

  • memory/4216-136-0x0000000041890000-0x0000000041E34000-memory.dmp
    Filesize

    5.6MB

  • memory/4216-135-0x0000000041240000-0x00000000412D2000-memory.dmp
    Filesize

    584KB

  • memory/4216-134-0x0000000005310000-0x0000000005376000-memory.dmp
    Filesize

    408KB