Analysis

  • max time kernel
    132s
  • max time network
    134s
  • 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 15:01

General

  • Target

    ac112bd5a2a212fd26f6bfcf3803ec95ec2d603c5f800d743961325d9df321e6.exe

  • Size

    306KB

  • MD5

    5fb3ca74d6917b1d270bcbf19ec98502

  • SHA1

    aa66b2967c2e8c5889fa24b490274a7a516f0a3d

  • SHA256

    ac112bd5a2a212fd26f6bfcf3803ec95ec2d603c5f800d743961325d9df321e6

  • SHA512

    1ee20211229c670efe39b951343245a920856bed909d0f6995f902c85a5c4440941257ac08d6c228e5fe9f7cb48e80a07fc37494db917f656f1e905bd13ba40c

  • 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\ac112bd5a2a212fd26f6bfcf3803ec95ec2d603c5f800d743961325d9df321e6.exe
    "C:\Users\Admin\AppData\Local\Temp\ac112bd5a2a212fd26f6bfcf3803ec95ec2d603c5f800d743961325d9df321e6.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:728

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\Tmp4DF1.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/728-25-0x0000000006AB0000-0x0000000006BBA000-memory.dmp
    Filesize

    1.0MB

  • memory/728-35-0x0000000007950000-0x0000000007B12000-memory.dmp
    Filesize

    1.8MB

  • memory/728-3-0x00000000053D0000-0x0000000005462000-memory.dmp
    Filesize

    584KB

  • memory/728-4-0x0000000005390000-0x00000000053A0000-memory.dmp
    Filesize

    64KB

  • memory/728-5-0x0000000005570000-0x000000000557A000-memory.dmp
    Filesize

    40KB

  • memory/728-1-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/728-20-0x0000000005F50000-0x0000000005FC6000-memory.dmp
    Filesize

    472KB

  • memory/728-26-0x00000000069F0000-0x0000000006A02000-memory.dmp
    Filesize

    72KB

  • memory/728-38-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/728-2-0x00000000058A0000-0x0000000005E46000-memory.dmp
    Filesize

    5.6MB

  • memory/728-21-0x0000000006920000-0x000000000693E000-memory.dmp
    Filesize

    120KB

  • memory/728-27-0x0000000006A50000-0x0000000006A8C000-memory.dmp
    Filesize

    240KB

  • memory/728-28-0x0000000006BC0000-0x0000000006C0C000-memory.dmp
    Filesize

    304KB

  • memory/728-29-0x0000000006D00000-0x0000000006D66000-memory.dmp
    Filesize

    408KB

  • memory/728-32-0x0000000074630000-0x0000000074DE1000-memory.dmp
    Filesize

    7.7MB

  • memory/728-33-0x0000000005390000-0x00000000053A0000-memory.dmp
    Filesize

    64KB

  • memory/728-34-0x0000000001370000-0x00000000013C0000-memory.dmp
    Filesize

    320KB

  • memory/728-0-0x00000000008B0000-0x0000000000902000-memory.dmp
    Filesize

    328KB

  • memory/728-36-0x0000000008760000-0x0000000008C8C000-memory.dmp
    Filesize

    5.2MB

  • memory/728-24-0x0000000006F60000-0x0000000007578000-memory.dmp
    Filesize

    6.1MB