Analysis

  • max time kernel
    145s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 11:18

General

  • Target

    5b5e9937f95e64af9bd78c602297966df5065abb75f9e4a242e3fb3fde0ef3a1.exe

  • Size

    305KB

  • MD5

    2eebabfeb7eed9f0f84aa09b8e228bf2

  • SHA1

    75c6970c32ffda3d549c074c1daa0cab903dd0fb

  • SHA256

    5b5e9937f95e64af9bd78c602297966df5065abb75f9e4a242e3fb3fde0ef3a1

  • SHA512

    96b7f3d15798a9fc0c3e3e93dbbaa881dbbe40454b091290ec99043e005cfb2232cbc03da0271058bc46cdcf3e4a513b08a0b4ad5486b296d5f36d2ee3734025

  • SSDEEP

    6144:/qY6irwP7YfmrYiJv7TAPAzdcZqf7DI/L:/nwPkiJvGAzdcUzs/

Malware Config

Extracted

Family

redline

Botnet

spoo

C2

103.113.70.99:2630

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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5b5e9937f95e64af9bd78c602297966df5065abb75f9e4a242e3fb3fde0ef3a1.exe
    "C:\Users\Admin\AppData\Local\Temp\5b5e9937f95e64af9bd78c602297966df5065abb75f9e4a242e3fb3fde0ef3a1.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4164

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp33C2.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4164-27-0x0000000006760000-0x000000000686A000-memory.dmp
    Filesize

    1.0MB

  • memory/4164-37-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/4164-3-0x0000000004F60000-0x0000000004FF2000-memory.dmp
    Filesize

    584KB

  • memory/4164-4-0x0000000004F20000-0x0000000004F30000-memory.dmp
    Filesize

    64KB

  • memory/4164-5-0x0000000005100000-0x000000000510A000-memory.dmp
    Filesize

    40KB

  • memory/4164-1-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/4164-22-0x0000000005BA0000-0x0000000005C16000-memory.dmp
    Filesize

    472KB

  • memory/4164-28-0x00000000066A0000-0x00000000066B2000-memory.dmp
    Filesize

    72KB

  • memory/4164-40-0x0000000074810000-0x0000000074FC0000-memory.dmp
    Filesize

    7.7MB

  • memory/4164-2-0x0000000005470000-0x0000000005A14000-memory.dmp
    Filesize

    5.6MB

  • memory/4164-23-0x00000000064D0000-0x00000000064EE000-memory.dmp
    Filesize

    120KB

  • memory/4164-29-0x0000000006700000-0x000000000673C000-memory.dmp
    Filesize

    240KB

  • memory/4164-30-0x0000000006870000-0x00000000068BC000-memory.dmp
    Filesize

    304KB

  • memory/4164-31-0x00000000069B0000-0x0000000006A16000-memory.dmp
    Filesize

    408KB

  • memory/4164-34-0x0000000007530000-0x0000000007580000-memory.dmp
    Filesize

    320KB

  • memory/4164-35-0x0000000007750000-0x0000000007912000-memory.dmp
    Filesize

    1.8MB

  • memory/4164-36-0x0000000007E50000-0x000000000837C000-memory.dmp
    Filesize

    5.2MB

  • memory/4164-0-0x00000000004F0000-0x0000000000542000-memory.dmp
    Filesize

    328KB

  • memory/4164-38-0x0000000004F20000-0x0000000004F30000-memory.dmp
    Filesize

    64KB

  • memory/4164-26-0x0000000006C10000-0x0000000007228000-memory.dmp
    Filesize

    6.1MB