Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows11-21h2_x64
  • resource
    win11-20240412-en
  • resource tags

    arch:x64arch:x86image:win11-20240412-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    24-04-2024 13:20

General

  • Target

    d81b53deb7eef33e289424ca51c471933cd634786f6d12712c0dbdfa596d10ff.exe

  • Size

    305KB

  • MD5

    2d203e504148435e5e9028dcca519c94

  • SHA1

    5608bd5a777e06aa98b56e01da7307e6078ba91d

  • SHA256

    d81b53deb7eef33e289424ca51c471933cd634786f6d12712c0dbdfa596d10ff

  • SHA512

    a94418ae36e1aeb2f17353295651f7ce6e34da48ffa7b8d1a99a186d858769aa508e0077f806de4917727ce8ec58350ca932805a2b8c9e4bf714b9ea6bb80991

  • 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\d81b53deb7eef33e289424ca51c471933cd634786f6d12712c0dbdfa596d10ff.exe
    "C:\Users\Admin\AppData\Local\Temp\d81b53deb7eef33e289424ca51c471933cd634786f6d12712c0dbdfa596d10ff.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3956

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\Tmp609E.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3956-25-0x0000000006720000-0x000000000682A000-memory.dmp
    Filesize

    1.0MB

  • memory/3956-35-0x0000000074A60000-0x0000000075211000-memory.dmp
    Filesize

    7.7MB

  • memory/3956-3-0x0000000005020000-0x00000000050B2000-memory.dmp
    Filesize

    584KB

  • memory/3956-4-0x0000000004FB0000-0x0000000004FC0000-memory.dmp
    Filesize

    64KB

  • memory/3956-5-0x00000000051E0000-0x00000000051EA000-memory.dmp
    Filesize

    40KB

  • memory/3956-1-0x0000000074A60000-0x0000000075211000-memory.dmp
    Filesize

    7.7MB

  • memory/3956-20-0x0000000005590000-0x0000000005606000-memory.dmp
    Filesize

    472KB

  • memory/3956-26-0x0000000006660000-0x0000000006672000-memory.dmp
    Filesize

    72KB

  • memory/3956-38-0x0000000074A60000-0x0000000075211000-memory.dmp
    Filesize

    7.7MB

  • memory/3956-2-0x0000000005690000-0x0000000005C36000-memory.dmp
    Filesize

    5.6MB

  • memory/3956-21-0x0000000006590000-0x00000000065AE000-memory.dmp
    Filesize

    120KB

  • memory/3956-27-0x00000000066C0000-0x00000000066FC000-memory.dmp
    Filesize

    240KB

  • memory/3956-28-0x0000000006830000-0x000000000687C000-memory.dmp
    Filesize

    304KB

  • memory/3956-29-0x0000000006970000-0x00000000069D6000-memory.dmp
    Filesize

    408KB

  • memory/3956-32-0x00000000073F0000-0x0000000007440000-memory.dmp
    Filesize

    320KB

  • memory/3956-33-0x0000000007610000-0x00000000077D2000-memory.dmp
    Filesize

    1.8MB

  • memory/3956-34-0x0000000007F10000-0x000000000843C000-memory.dmp
    Filesize

    5.2MB

  • memory/3956-0-0x0000000000520000-0x0000000000572000-memory.dmp
    Filesize

    328KB

  • memory/3956-36-0x0000000004FB0000-0x0000000004FC0000-memory.dmp
    Filesize

    64KB

  • memory/3956-24-0x0000000006BD0000-0x00000000071E8000-memory.dmp
    Filesize

    6.1MB