Analysis

  • max time kernel
    120s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    27-01-2022 17:26

General

  • Target

    c49d12ebbad75fb8081f4b5d5ea70868.exe

  • Size

    526KB

  • MD5

    c49d12ebbad75fb8081f4b5d5ea70868

  • SHA1

    975b999508ebafc16506162aeee4324f19193cc1

  • SHA256

    9760d9e914209b0ee1b44ac47162282be879d5b1e3c867d200d94f53b13b85f7

  • SHA512

    dd8e2b910f8bd8cd5c006e977606fec05de8cbd624758a9e292658be3caca0b605e3d79ba303b03002ec60efd142b4ce206c0958be6149bab1b53decd2366cbe

Malware Config

Extracted

Family

redline

Botnet

45$

C2

91.243.59.166:5240

Signatures

  • RedLine

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

  • RedLine Payload 4 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 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c49d12ebbad75fb8081f4b5d5ea70868.exe
    "C:\Users\Admin\AppData\Local\Temp\c49d12ebbad75fb8081f4b5d5ea70868.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:960
    • C:\Users\Admin\AppData\Local\Temp\c49d12ebbad75fb8081f4b5d5ea70868.exe
      C:\Users\Admin\AppData\Local\Temp\c49d12ebbad75fb8081f4b5d5ea70868.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:268

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/268-59-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/268-60-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/268-61-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/268-62-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/268-63-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/268-64-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/268-66-0x0000000004C00000-0x0000000004C01000-memory.dmp
    Filesize

    4KB

  • memory/960-55-0x0000000000F30000-0x0000000000FBA000-memory.dmp
    Filesize

    552KB

  • memory/960-56-0x0000000000980000-0x0000000000AC0000-memory.dmp
    Filesize

    1.2MB

  • memory/960-57-0x0000000000240000-0x00000000002B0000-memory.dmp
    Filesize

    448KB

  • memory/960-58-0x0000000076921000-0x0000000076923000-memory.dmp
    Filesize

    8KB