Analysis

  • max time kernel
    142s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-04-2024 12:41

General

  • Target

    dcf8679430bc69cfc5eb65f4dabf4f09.exe

  • Size

    305KB

  • MD5

    dcf8679430bc69cfc5eb65f4dabf4f09

  • SHA1

    9710f630423d29c6f3b5896eb47de41a57086275

  • SHA256

    53e9bec7369824cc6c1c0823afd428d6c8b3156870527b72916c1cb898e3f43d

  • SHA512

    3e685e2cae493a05c8a5a13d9513cb9b2e94054e7da92a34e87d2eba549e43801664e0beaa3229d9f4389911868bd31a66563c445055e18e648d7c893299b2bf

  • 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 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dcf8679430bc69cfc5eb65f4dabf4f09.exe
    "C:\Users\Admin\AppData\Local\Temp\dcf8679430bc69cfc5eb65f4dabf4f09.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1800

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\Tmp6FD1.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1800-23-0x0000000006620000-0x000000000663E000-memory.dmp
    Filesize

    120KB

  • memory/1800-3-0x0000000005010000-0x00000000050A2000-memory.dmp
    Filesize

    584KB

  • memory/1800-27-0x00000000068B0000-0x00000000069BA000-memory.dmp
    Filesize

    1.0MB

  • memory/1800-28-0x00000000067F0000-0x0000000006802000-memory.dmp
    Filesize

    72KB

  • memory/1800-5-0x0000000004FA0000-0x0000000004FAA000-memory.dmp
    Filesize

    40KB

  • memory/1800-0-0x0000000000550000-0x00000000005A2000-memory.dmp
    Filesize

    328KB

  • memory/1800-22-0x0000000005BF0000-0x0000000005C66000-memory.dmp
    Filesize

    472KB

  • memory/1800-1-0x0000000074D40000-0x00000000754F0000-memory.dmp
    Filesize

    7.7MB

  • memory/1800-38-0x0000000074D40000-0x00000000754F0000-memory.dmp
    Filesize

    7.7MB

  • memory/1800-2-0x00000000055C0000-0x0000000005B64000-memory.dmp
    Filesize

    5.6MB

  • memory/1800-4-0x00000000051A0000-0x00000000051B0000-memory.dmp
    Filesize

    64KB

  • memory/1800-29-0x0000000006850000-0x000000000688C000-memory.dmp
    Filesize

    240KB

  • memory/1800-30-0x00000000069C0000-0x0000000006A0C000-memory.dmp
    Filesize

    304KB

  • memory/1800-31-0x0000000006B00000-0x0000000006B66000-memory.dmp
    Filesize

    408KB

  • memory/1800-34-0x0000000006D00000-0x0000000006D50000-memory.dmp
    Filesize

    320KB

  • memory/1800-35-0x0000000007850000-0x0000000007A12000-memory.dmp
    Filesize

    1.8MB

  • memory/1800-36-0x0000000007F50000-0x000000000847C000-memory.dmp
    Filesize

    5.2MB

  • memory/1800-26-0x0000000006D60000-0x0000000007378000-memory.dmp
    Filesize

    6.1MB