Resubmissions

24-04-2024 14:37

240424-ry6f3abf54 10

24-04-2024 14:33

240424-rw92gabf8s 10

Analysis

  • max time kernel
    146s
  • max time network
    152s
  • 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 14:33

General

  • Target

    3771c6b371d8e1ca4aebee40614aa138246e74b60d6526b425c79438f3ff0fed.exe

  • Size

    306KB

  • MD5

    a3aac374d10b679af8d09cd2ac974678

  • SHA1

    86d86cafd09b2aba75ce190034b6cf26a32cc44b

  • SHA256

    3771c6b371d8e1ca4aebee40614aa138246e74b60d6526b425c79438f3ff0fed

  • SHA512

    b4afd7bd9d49b7378bc76fc61c905a891dfb94874bc6699fbbdccaadd71c0618a165b5b4dd2d8968b220a740e6832bfc23d12322aeb417497130ac73acfa1161

  • 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\3771c6b371d8e1ca4aebee40614aa138246e74b60d6526b425c79438f3ff0fed.exe
    "C:\Users\Admin\AppData\Local\Temp\3771c6b371d8e1ca4aebee40614aa138246e74b60d6526b425c79438f3ff0fed.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:1964

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\Tmp5E9B.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/1964-25-0x00000000066A0000-0x00000000067AA000-memory.dmp
    Filesize

    1.0MB

  • memory/1964-35-0x00000000076B0000-0x0000000007872000-memory.dmp
    Filesize

    1.8MB

  • memory/1964-3-0x0000000005010000-0x00000000050A2000-memory.dmp
    Filesize

    584KB

  • memory/1964-4-0x0000000005200000-0x0000000005210000-memory.dmp
    Filesize

    64KB

  • memory/1964-5-0x0000000004FB0000-0x0000000004FBA000-memory.dmp
    Filesize

    40KB

  • memory/1964-1-0x0000000075220000-0x00000000759D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1964-20-0x0000000005AD0000-0x0000000005B46000-memory.dmp
    Filesize

    472KB

  • memory/1964-26-0x00000000065E0000-0x00000000065F2000-memory.dmp
    Filesize

    72KB

  • memory/1964-38-0x0000000075220000-0x00000000759D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1964-2-0x0000000005520000-0x0000000005AC6000-memory.dmp
    Filesize

    5.6MB

  • memory/1964-21-0x0000000006410000-0x000000000642E000-memory.dmp
    Filesize

    120KB

  • memory/1964-27-0x0000000006640000-0x000000000667C000-memory.dmp
    Filesize

    240KB

  • memory/1964-28-0x00000000067B0000-0x00000000067FC000-memory.dmp
    Filesize

    304KB

  • memory/1964-29-0x0000000006900000-0x0000000006966000-memory.dmp
    Filesize

    408KB

  • memory/1964-32-0x0000000075220000-0x00000000759D1000-memory.dmp
    Filesize

    7.7MB

  • memory/1964-33-0x0000000005200000-0x0000000005210000-memory.dmp
    Filesize

    64KB

  • memory/1964-34-0x0000000000B40000-0x0000000000B90000-memory.dmp
    Filesize

    320KB

  • memory/1964-0-0x0000000000490000-0x00000000004E2000-memory.dmp
    Filesize

    328KB

  • memory/1964-36-0x0000000007DB0000-0x00000000082DC000-memory.dmp
    Filesize

    5.2MB

  • memory/1964-24-0x0000000006B50000-0x0000000007168000-memory.dmp
    Filesize

    6.1MB