Analysis

  • max time kernel
    132s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    03-03-2022 08:05

General

  • Target

    74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892.exe

  • Size

    304KB

  • MD5

    4af5d329b9906995a3d16a88fcb642d3

  • SHA1

    588a5bac5ff84dc7974c2e21485ea2c72d142bc4

  • SHA256

    74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892

  • SHA512

    6ebeb53c929921b47286f7b983285772d7065c16cfdd22744e44a0e7e47eb4a517ba29c044c49fcda2fdceaa89c8a286f62c0108452a628b31ae59c1623a7f91

Malware Config

Extracted

Family

redline

Botnet

1

C2

49.12.195.96:25778

Attributes
  • auth_value

    9c804403ec63de5ad5710fb45f52d591

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892.exe
    "C:\Users\Admin\AppData\Local\Temp\74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892.exe
      C:\Users\Admin\AppData\Local\Temp\74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1432

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\74a69d491cf1b7c8e2c24c862c0aea24f33f8ed6bec8f2bfab0ec4a4281fd892.exe.log
    MD5

    e5352797047ad2c91b83e933b24fbc4f

    SHA1

    9bf8ac99b6cbf7ce86ce69524c25e3df75b4d772

    SHA256

    b4643874d42d232c55bfbb75c36da41809d0c9ba4b2a203049aa82950345325c

    SHA512

    dd2fc1966c8b3c9511f14801d1ce8110d6bca276a58216b5eeb0a3cfbb0cc8137ea14efbf790e63736230141da456cbaaa4e5c66f2884d4cfe68f499476fd827

  • memory/1220-131-0x00000000048A0000-0x0000000004916000-memory.dmp
    Filesize

    472KB

  • memory/1220-132-0x0000000074DBE000-0x0000000074DBF000-memory.dmp
    Filesize

    4KB

  • memory/1220-133-0x0000000004A10000-0x0000000004A11000-memory.dmp
    Filesize

    4KB

  • memory/1220-134-0x0000000004870000-0x000000000488E000-memory.dmp
    Filesize

    120KB

  • memory/1220-135-0x0000000004FD0000-0x0000000005574000-memory.dmp
    Filesize

    5.6MB

  • memory/1220-130-0x0000000000060000-0x00000000000B2000-memory.dmp
    Filesize

    328KB

  • memory/1432-138-0x00000000057A0000-0x0000000005DB8000-memory.dmp
    Filesize

    6.1MB

  • memory/1432-136-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/1432-139-0x0000000005220000-0x0000000005232000-memory.dmp
    Filesize

    72KB

  • memory/1432-140-0x0000000074DBE000-0x0000000074DBF000-memory.dmp
    Filesize

    4KB

  • memory/1432-141-0x0000000005350000-0x000000000545A000-memory.dmp
    Filesize

    1.0MB

  • memory/1432-142-0x0000000005280000-0x00000000052BC000-memory.dmp
    Filesize

    240KB

  • memory/1432-143-0x0000000005600000-0x0000000005601000-memory.dmp
    Filesize

    4KB

  • memory/1432-144-0x0000000005DC0000-0x0000000005E52000-memory.dmp
    Filesize

    584KB

  • memory/1432-145-0x0000000006270000-0x00000000062D6000-memory.dmp
    Filesize

    408KB

  • memory/1432-146-0x0000000006C20000-0x0000000006C70000-memory.dmp
    Filesize

    320KB

  • memory/1432-147-0x00000000081B0000-0x0000000008372000-memory.dmp
    Filesize

    1.8MB

  • memory/1432-148-0x00000000090C0000-0x00000000095EC000-memory.dmp
    Filesize

    5.2MB