Analysis

  • max time kernel
    140s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2022 19:35

General

  • Target

    f6622446dc2a990f3a55f36c4e30e539.exe

  • Size

    287KB

  • MD5

    f6622446dc2a990f3a55f36c4e30e539

  • SHA1

    260658a8bb2302d5c4fbba61931aab985f6a8d0e

  • SHA256

    e10edbe876f7cf994bb75ff1c3f0bb1b69007aab442389e26f429229a9bdc30e

  • SHA512

    2564f225b36870ebdb56cfee83b64bbd113074b298d7a19904f1d0b8987e3ed3a1d3e413beb7c3b3562ef2d4695cf78095333f708bb06e8f624a4ce8c2cf3654

  • SSDEEP

    6144:KptKKMUvYGxwLBjzPrZGY4gMezKX69fr7OneMA:8cnYYGGN4ngMezEeD

Malware Config

Extracted

Family

redline

Botnet

sep10as1

C2

185.215.113.122:15386

Attributes
  • auth_value

    e45012eae57b2e57b34752fc802550c3

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\f6622446dc2a990f3a55f36c4e30e539.exe
    "C:\Users\Admin\AppData\Local\Temp\f6622446dc2a990f3a55f36c4e30e539.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:5028
    • C:\Users\Admin\AppData\Local\Temp\f6622446dc2a990f3a55f36c4e30e539.exe
      "C:\Users\Admin\AppData\Local\Temp\f6622446dc2a990f3a55f36c4e30e539.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1516

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\f6622446dc2a990f3a55f36c4e30e539.exe.log
    Filesize

    42B

    MD5

    84cfdb4b995b1dbf543b26b86c863adc

    SHA1

    d2f47764908bf30036cf8248b9ff5541e2711fa2

    SHA256

    d8988d672d6915b46946b28c06ad8066c50041f6152a91d37ffa5cf129cc146b

    SHA512

    485f0ed45e13f00a93762cbf15b4b8f996553baa021152fae5aba051e3736bcd3ca8f4328f0e6d9e3e1f910c96c4a9ae055331123ee08e3c2ce3a99ac2e177ce

  • memory/1516-138-0x0000000004FE0000-0x000000000501C000-memory.dmp
    Filesize

    240KB

  • memory/1516-134-0x0000000000770000-0x0000000000798000-memory.dmp
    Filesize

    160KB

  • memory/1516-135-0x0000000005520000-0x0000000005B38000-memory.dmp
    Filesize

    6.1MB

  • memory/1516-136-0x0000000005040000-0x000000000514A000-memory.dmp
    Filesize

    1.0MB

  • memory/1516-137-0x0000000004F80000-0x0000000004F92000-memory.dmp
    Filesize

    72KB

  • memory/1516-139-0x00000000052E0000-0x0000000005346000-memory.dmp
    Filesize

    408KB

  • memory/1516-140-0x0000000005DE0000-0x0000000005E72000-memory.dmp
    Filesize

    584KB

  • memory/1516-141-0x0000000006430000-0x00000000069D4000-memory.dmp
    Filesize

    5.6MB

  • memory/1516-142-0x00000000069E0000-0x0000000006BA2000-memory.dmp
    Filesize

    1.8MB

  • memory/1516-143-0x00000000070E0000-0x000000000760C000-memory.dmp
    Filesize

    5.2MB

  • memory/1516-133-0x0000000000000000-mapping.dmp
  • memory/5028-132-0x0000000000F00000-0x0000000000F4B000-memory.dmp
    Filesize

    300KB