Analysis

  • max time kernel
    91s
  • max time network
    93s
  • 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 12:15

General

  • Target

    575400c9daedfed45c3d7f280ea4ab57760f1fd452474a126f0bdaea3eff0515.exe

  • Size

    305KB

  • MD5

    b7635f05870ae7f2011276228f4ce2a4

  • SHA1

    a64704cc06bfce0912604f39ba07c0b8c0b38d85

  • SHA256

    575400c9daedfed45c3d7f280ea4ab57760f1fd452474a126f0bdaea3eff0515

  • SHA512

    a9d5fe81e8f0244ce6c6be54f74e320df52298c1e0f77b6ab24fdc15de3d05d5bdde319d60a5be32049d1c0050861ad0a88b5b8ad6166e313ca2dc73032f28e8

  • 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\575400c9daedfed45c3d7f280ea4ab57760f1fd452474a126f0bdaea3eff0515.exe
    "C:\Users\Admin\AppData\Local\Temp\575400c9daedfed45c3d7f280ea4ab57760f1fd452474a126f0bdaea3eff0515.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2612

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\Tmp4B32.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/2612-21-0x00000000060B0000-0x00000000060CE000-memory.dmp
    Filesize

    120KB

  • memory/2612-3-0x0000000004B50000-0x0000000004BE2000-memory.dmp
    Filesize

    584KB

  • memory/2612-25-0x0000000006240000-0x000000000634A000-memory.dmp
    Filesize

    1.0MB

  • memory/2612-26-0x0000000006180000-0x0000000006192000-memory.dmp
    Filesize

    72KB

  • memory/2612-5-0x0000000004CF0000-0x0000000004CFA000-memory.dmp
    Filesize

    40KB

  • memory/2612-1-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/2612-20-0x00000000056F0000-0x0000000005766000-memory.dmp
    Filesize

    472KB

  • memory/2612-0-0x0000000000040000-0x0000000000092000-memory.dmp
    Filesize

    328KB

  • memory/2612-36-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/2612-2-0x0000000005040000-0x00000000055E6000-memory.dmp
    Filesize

    5.6MB

  • memory/2612-4-0x0000000004DC0000-0x0000000004DD0000-memory.dmp
    Filesize

    64KB

  • memory/2612-27-0x00000000061E0000-0x000000000621C000-memory.dmp
    Filesize

    240KB

  • memory/2612-28-0x0000000006350000-0x000000000639C000-memory.dmp
    Filesize

    304KB

  • memory/2612-29-0x0000000006490000-0x00000000064F6000-memory.dmp
    Filesize

    408KB

  • memory/2612-32-0x0000000007140000-0x0000000007302000-memory.dmp
    Filesize

    1.8MB

  • memory/2612-33-0x0000000008200000-0x000000000872C000-memory.dmp
    Filesize

    5.2MB

  • memory/2612-34-0x0000000007460000-0x00000000074B0000-memory.dmp
    Filesize

    320KB

  • memory/2612-24-0x00000000066F0000-0x0000000006D08000-memory.dmp
    Filesize

    6.1MB