Analysis

  • max time kernel
    147s
  • max time network
    154s
  • 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 14:45

General

  • Target

    a664e6e426457aa624cc92a9217a06a6416532c5b65ec72d06d1268419fb790f.exe

  • Size

    306KB

  • MD5

    a1b57b2fffe006c9343029cfab31e820

  • SHA1

    fbce2889372d2e61962d9fcfe77463d647e7beb1

  • SHA256

    a664e6e426457aa624cc92a9217a06a6416532c5b65ec72d06d1268419fb790f

  • SHA512

    af75fa01237503ac2969c1e926b8eb0c337c14767f1665c45cb95475560735a267319d7970059330e442db1790db72387078ad27191cd7e9a617c89e5c6a64b9

  • 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\a664e6e426457aa624cc92a9217a06a6416532c5b65ec72d06d1268419fb790f.exe
    "C:\Users\Admin\AppData\Local\Temp\a664e6e426457aa624cc92a9217a06a6416532c5b65ec72d06d1268419fb790f.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3928

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\Tmp4277.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3928-21-0x00000000066E0000-0x00000000066FE000-memory.dmp
    Filesize

    120KB

  • memory/3928-3-0x00000000051E0000-0x0000000005272000-memory.dmp
    Filesize

    584KB

  • memory/3928-25-0x0000000006870000-0x000000000697A000-memory.dmp
    Filesize

    1.0MB

  • memory/3928-26-0x00000000067B0000-0x00000000067C2000-memory.dmp
    Filesize

    72KB

  • memory/3928-5-0x0000000005180000-0x000000000518A000-memory.dmp
    Filesize

    40KB

  • memory/3928-1-0x0000000074460000-0x0000000074C11000-memory.dmp
    Filesize

    7.7MB

  • memory/3928-20-0x0000000005CA0000-0x0000000005D16000-memory.dmp
    Filesize

    472KB

  • memory/3928-0-0x0000000000660000-0x00000000006B2000-memory.dmp
    Filesize

    328KB

  • memory/3928-36-0x0000000074460000-0x0000000074C11000-memory.dmp
    Filesize

    7.7MB

  • memory/3928-2-0x00000000056F0000-0x0000000005C96000-memory.dmp
    Filesize

    5.6MB

  • memory/3928-4-0x0000000005390000-0x00000000053A0000-memory.dmp
    Filesize

    64KB

  • memory/3928-27-0x0000000006810000-0x000000000684C000-memory.dmp
    Filesize

    240KB

  • memory/3928-28-0x0000000006980000-0x00000000069CC000-memory.dmp
    Filesize

    304KB

  • memory/3928-29-0x0000000006AC0000-0x0000000006B26000-memory.dmp
    Filesize

    408KB

  • memory/3928-32-0x0000000007440000-0x0000000007490000-memory.dmp
    Filesize

    320KB

  • memory/3928-33-0x0000000008590000-0x0000000008752000-memory.dmp
    Filesize

    1.8MB

  • memory/3928-34-0x0000000008C90000-0x00000000091BC000-memory.dmp
    Filesize

    5.2MB

  • memory/3928-24-0x0000000006D20000-0x0000000007338000-memory.dmp
    Filesize

    6.1MB