Analysis

  • max time kernel
    150s
  • max time network
    152s
  • 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 13:32

General

  • Target

    b347057c9d9fae3b17bcf95e0c7abb4a2cc36be38f57ae750cf9ffa319b491d0.exe

  • Size

    306KB

  • MD5

    3b447e7eadad57159f3b2cf6c02fec6c

  • SHA1

    3fd77f0ba6bf751be35b66051e8d995d74c122b2

  • SHA256

    b347057c9d9fae3b17bcf95e0c7abb4a2cc36be38f57ae750cf9ffa319b491d0

  • SHA512

    c4beacce8e5f10e0a17419446d36aad9bc7d9609df6539fc7276a6529911de04e0d3260471e5f4b11b0b5bfa577ae2617cbe19aa23dc7f3fcd27c157b7bfbf46

  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b347057c9d9fae3b17bcf95e0c7abb4a2cc36be38f57ae750cf9ffa319b491d0.exe
    "C:\Users\Admin\AppData\Local\Temp\b347057c9d9fae3b17bcf95e0c7abb4a2cc36be38f57ae750cf9ffa319b491d0.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4748

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\Tmp34DB.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4748-27-0x0000000007150000-0x000000000725A000-memory.dmp
    Filesize

    1.0MB

  • memory/4748-37-0x00000000083C0000-0x0000000008582000-memory.dmp
    Filesize

    1.8MB

  • memory/4748-3-0x00000000059C0000-0x0000000005A52000-memory.dmp
    Filesize

    584KB

  • memory/4748-4-0x0000000005910000-0x0000000005920000-memory.dmp
    Filesize

    64KB

  • memory/4748-5-0x0000000005950000-0x000000000595A000-memory.dmp
    Filesize

    40KB

  • memory/4748-0-0x0000000000EE0000-0x0000000000F32000-memory.dmp
    Filesize

    328KB

  • memory/4748-22-0x00000000065A0000-0x0000000006616000-memory.dmp
    Filesize

    472KB

  • memory/4748-28-0x0000000007090000-0x00000000070A2000-memory.dmp
    Filesize

    72KB

  • memory/4748-40-0x0000000074BE0000-0x0000000075390000-memory.dmp
    Filesize

    7.7MB

  • memory/4748-2-0x0000000005F70000-0x0000000006514000-memory.dmp
    Filesize

    5.6MB

  • memory/4748-23-0x0000000006EC0000-0x0000000006EDE000-memory.dmp
    Filesize

    120KB

  • memory/4748-29-0x00000000070F0000-0x000000000712C000-memory.dmp
    Filesize

    240KB

  • memory/4748-30-0x0000000007260000-0x00000000072AC000-memory.dmp
    Filesize

    304KB

  • memory/4748-31-0x00000000073A0000-0x0000000007406000-memory.dmp
    Filesize

    408KB

  • memory/4748-34-0x00000000075B0000-0x0000000007600000-memory.dmp
    Filesize

    320KB

  • memory/4748-35-0x0000000074BE0000-0x0000000075390000-memory.dmp
    Filesize

    7.7MB

  • memory/4748-36-0x0000000005910000-0x0000000005920000-memory.dmp
    Filesize

    64KB

  • memory/4748-1-0x0000000074BE0000-0x0000000075390000-memory.dmp
    Filesize

    7.7MB

  • memory/4748-38-0x0000000008AC0000-0x0000000008FEC000-memory.dmp
    Filesize

    5.2MB

  • memory/4748-26-0x0000000007600000-0x0000000007C18000-memory.dmp
    Filesize

    6.1MB