Analysis

  • max time kernel
    146s
  • max time network
    151s
  • 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 12:29

General

  • Target

    ca3ef12ec1c7d313da0b52e566c6b3872afb92f98d3bc033b862606f0dd08ed8.exe

  • Size

    305KB

  • MD5

    3c03aae8c7d6cbd78b0c476e2ed88c13

  • SHA1

    c3237e645a9ea9caa554dd2cc01f2bc41c11940d

  • SHA256

    ca3ef12ec1c7d313da0b52e566c6b3872afb92f98d3bc033b862606f0dd08ed8

  • SHA512

    e85bcf44e9f79334154430911c521a518c1c6f55ade36d16b0711558d92b0bb2ed40328d5e3161b5343074c8e09511ecd7e035c42554ec59167053b08d27665b

  • 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\ca3ef12ec1c7d313da0b52e566c6b3872afb92f98d3bc033b862606f0dd08ed8.exe
    "C:\Users\Admin\AppData\Local\Temp\ca3ef12ec1c7d313da0b52e566c6b3872afb92f98d3bc033b862606f0dd08ed8.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3380

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\Tmp5EBA.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3380-25-0x0000000007120000-0x000000000722A000-memory.dmp
    Filesize

    1.0MB

  • memory/3380-35-0x00000000081C0000-0x0000000008382000-memory.dmp
    Filesize

    1.8MB

  • memory/3380-3-0x0000000005A20000-0x0000000005AB2000-memory.dmp
    Filesize

    584KB

  • memory/3380-4-0x00000000059F0000-0x0000000005A00000-memory.dmp
    Filesize

    64KB

  • memory/3380-5-0x0000000005AE0000-0x0000000005AEA000-memory.dmp
    Filesize

    40KB

  • memory/3380-1-0x0000000075220000-0x00000000759D1000-memory.dmp
    Filesize

    7.7MB

  • memory/3380-20-0x0000000006580000-0x00000000065F6000-memory.dmp
    Filesize

    472KB

  • memory/3380-26-0x0000000007060000-0x0000000007072000-memory.dmp
    Filesize

    72KB

  • memory/3380-38-0x0000000075220000-0x00000000759D1000-memory.dmp
    Filesize

    7.7MB

  • memory/3380-2-0x0000000005FD0000-0x0000000006576000-memory.dmp
    Filesize

    5.6MB

  • memory/3380-21-0x0000000006F90000-0x0000000006FAE000-memory.dmp
    Filesize

    120KB

  • memory/3380-27-0x00000000070C0000-0x00000000070FC000-memory.dmp
    Filesize

    240KB

  • memory/3380-28-0x0000000007230000-0x000000000727C000-memory.dmp
    Filesize

    304KB

  • memory/3380-29-0x0000000007370000-0x00000000073D6000-memory.dmp
    Filesize

    408KB

  • memory/3380-32-0x0000000075220000-0x00000000759D1000-memory.dmp
    Filesize

    7.7MB

  • memory/3380-33-0x00000000059F0000-0x0000000005A00000-memory.dmp
    Filesize

    64KB

  • memory/3380-34-0x00000000019F0000-0x0000000001A40000-memory.dmp
    Filesize

    320KB

  • memory/3380-0-0x0000000000F10000-0x0000000000F62000-memory.dmp
    Filesize

    328KB

  • memory/3380-36-0x0000000008E10000-0x000000000933C000-memory.dmp
    Filesize

    5.2MB

  • memory/3380-24-0x00000000075D0000-0x0000000007BE8000-memory.dmp
    Filesize

    6.1MB