Analysis

  • max time kernel
    90s
  • max time network
    95s
  • 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 13:27

General

  • Target

    94c38442d784f5b05f37272a52e379674ce4cc1cf3e83950e7dd8c1702475540.exe

  • Size

    306KB

  • MD5

    11bd22176c38f1eda199d3a06ab62490

  • SHA1

    aa1f6dad0b5f77e352045a80b1dad5f0bee7e608

  • SHA256

    94c38442d784f5b05f37272a52e379674ce4cc1cf3e83950e7dd8c1702475540

  • SHA512

    0d850309a2b27d69bbcd561e084c631ed9419694fcaca177de0297eb2cc3b699669dfa7d9789dcdc40916a4b2aee85570b7693c5d6264664cc18eae0e314fa38

  • 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\94c38442d784f5b05f37272a52e379674ce4cc1cf3e83950e7dd8c1702475540.exe
    "C:\Users\Admin\AppData\Local\Temp\94c38442d784f5b05f37272a52e379674ce4cc1cf3e83950e7dd8c1702475540.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3568

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\Tmp3EAF.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3568-25-0x0000000006580000-0x000000000668A000-memory.dmp
    Filesize

    1.0MB

  • memory/3568-35-0x0000000005140000-0x0000000005150000-memory.dmp
    Filesize

    64KB

  • memory/3568-3-0x0000000004F70000-0x0000000005002000-memory.dmp
    Filesize

    584KB

  • memory/3568-4-0x0000000005140000-0x0000000005150000-memory.dmp
    Filesize

    64KB

  • memory/3568-5-0x0000000004E80000-0x0000000004E8A000-memory.dmp
    Filesize

    40KB

  • memory/3568-1-0x0000000074730000-0x0000000074EE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3568-20-0x0000000005A30000-0x0000000005AA6000-memory.dmp
    Filesize

    472KB

  • memory/3568-26-0x00000000064C0000-0x00000000064D2000-memory.dmp
    Filesize

    72KB

  • memory/3568-38-0x0000000074730000-0x0000000074EE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3568-2-0x0000000005480000-0x0000000005A26000-memory.dmp
    Filesize

    5.6MB

  • memory/3568-21-0x00000000063F0000-0x000000000640E000-memory.dmp
    Filesize

    120KB

  • memory/3568-27-0x0000000006520000-0x000000000655C000-memory.dmp
    Filesize

    240KB

  • memory/3568-28-0x0000000006690000-0x00000000066DC000-memory.dmp
    Filesize

    304KB

  • memory/3568-29-0x00000000067E0000-0x0000000006846000-memory.dmp
    Filesize

    408KB

  • memory/3568-32-0x0000000007420000-0x00000000075E2000-memory.dmp
    Filesize

    1.8MB

  • memory/3568-33-0x0000000007B20000-0x000000000804C000-memory.dmp
    Filesize

    5.2MB

  • memory/3568-34-0x0000000074730000-0x0000000074EE1000-memory.dmp
    Filesize

    7.7MB

  • memory/3568-0-0x0000000000370000-0x00000000003C2000-memory.dmp
    Filesize

    328KB

  • memory/3568-36-0x00000000051A0000-0x00000000051F0000-memory.dmp
    Filesize

    320KB

  • memory/3568-24-0x0000000006A30000-0x0000000007048000-memory.dmp
    Filesize

    6.1MB