Analysis

  • max time kernel
    141s
  • max time network
    130s
  • 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 12:24

General

  • Target

    61c16d7e64d3ba99a7539f48a485b4fe15f806637b127e450ab0291fa19f0a2a.exe

  • Size

    305KB

  • MD5

    582a7d16a0be637c7d1c3ba713027f53

  • SHA1

    f45dd108a6931f363be3a292c95d580e23d5a27a

  • SHA256

    61c16d7e64d3ba99a7539f48a485b4fe15f806637b127e450ab0291fa19f0a2a

  • SHA512

    3bc58a2168d5fd01e5dab354469bd8a757a996811a575c2b9d5838af7fd598cd83cd0576080b80485854b2b9d6bc7a53e2067c7e07a6dea6292b98eb6a182ad5

  • 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\61c16d7e64d3ba99a7539f48a485b4fe15f806637b127e450ab0291fa19f0a2a.exe
    "C:\Users\Admin\AppData\Local\Temp\61c16d7e64d3ba99a7539f48a485b4fe15f806637b127e450ab0291fa19f0a2a.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4440

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\Tmp515C.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4440-21-0x0000000006930000-0x000000000694E000-memory.dmp
    Filesize

    120KB

  • memory/4440-3-0x00000000053D0000-0x0000000005462000-memory.dmp
    Filesize

    584KB

  • memory/4440-25-0x0000000006AC0000-0x0000000006BCA000-memory.dmp
    Filesize

    1.0MB

  • memory/4440-26-0x0000000006A00000-0x0000000006A12000-memory.dmp
    Filesize

    72KB

  • memory/4440-5-0x0000000005560000-0x000000000556A000-memory.dmp
    Filesize

    40KB

  • memory/4440-1-0x0000000074AA0000-0x0000000075251000-memory.dmp
    Filesize

    7.7MB

  • memory/4440-20-0x0000000005F30000-0x0000000005FA6000-memory.dmp
    Filesize

    472KB

  • memory/4440-0-0x00000000008B0000-0x0000000000902000-memory.dmp
    Filesize

    328KB

  • memory/4440-36-0x0000000074AA0000-0x0000000075251000-memory.dmp
    Filesize

    7.7MB

  • memory/4440-2-0x0000000005980000-0x0000000005F26000-memory.dmp
    Filesize

    5.6MB

  • memory/4440-4-0x0000000005650000-0x0000000005660000-memory.dmp
    Filesize

    64KB

  • memory/4440-27-0x0000000006A60000-0x0000000006A9C000-memory.dmp
    Filesize

    240KB

  • memory/4440-28-0x0000000006BD0000-0x0000000006C1C000-memory.dmp
    Filesize

    304KB

  • memory/4440-29-0x0000000006D10000-0x0000000006D76000-memory.dmp
    Filesize

    408KB

  • memory/4440-32-0x0000000007B20000-0x0000000007CE2000-memory.dmp
    Filesize

    1.8MB

  • memory/4440-33-0x0000000008930000-0x0000000008E5C000-memory.dmp
    Filesize

    5.2MB

  • memory/4440-34-0x0000000007AD0000-0x0000000007B20000-memory.dmp
    Filesize

    320KB

  • memory/4440-24-0x0000000006F70000-0x0000000007588000-memory.dmp
    Filesize

    6.1MB