Analysis

  • max time kernel
    90s
  • max time network
    93s
  • 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 11:37

General

  • Target

    89ce753db3f32499babaaf0f164091c978f66ec9d93e18033e46aa07b578c413.exe

  • Size

    305KB

  • MD5

    0a9032e46d42e47be5c9480f719cfc59

  • SHA1

    3efba2f38a3e9ff03f6865a6ff17ca3dd1ed89cb

  • SHA256

    89ce753db3f32499babaaf0f164091c978f66ec9d93e18033e46aa07b578c413

  • SHA512

    9c633602c78d2732856270fd4e08edf99f8eccbdd5efd66589d80358b022f99c36931e6d252a4b4c0d46bf03d95a30f72dd9f86f451a0b93f61c76f5704c1bc2

  • 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\89ce753db3f32499babaaf0f164091c978f66ec9d93e18033e46aa07b578c413.exe
    "C:\Users\Admin\AppData\Local\Temp\89ce753db3f32499babaaf0f164091c978f66ec9d93e18033e46aa07b578c413.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3776

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\Tmp50CF.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/3776-21-0x00000000061A0000-0x00000000061BE000-memory.dmp
    Filesize

    120KB

  • memory/3776-3-0x0000000004CB0000-0x0000000004D42000-memory.dmp
    Filesize

    584KB

  • memory/3776-25-0x0000000006330000-0x000000000643A000-memory.dmp
    Filesize

    1.0MB

  • memory/3776-26-0x0000000006270000-0x0000000006282000-memory.dmp
    Filesize

    72KB

  • memory/3776-5-0x0000000004C50000-0x0000000004C5A000-memory.dmp
    Filesize

    40KB

  • memory/3776-1-0x00000000750F0000-0x00000000758A1000-memory.dmp
    Filesize

    7.7MB

  • memory/3776-20-0x0000000005770000-0x00000000057E6000-memory.dmp
    Filesize

    472KB

  • memory/3776-0-0x0000000000130000-0x0000000000182000-memory.dmp
    Filesize

    328KB

  • memory/3776-36-0x00000000750F0000-0x00000000758A1000-memory.dmp
    Filesize

    7.7MB

  • memory/3776-2-0x00000000051C0000-0x0000000005766000-memory.dmp
    Filesize

    5.6MB

  • memory/3776-4-0x0000000004F10000-0x0000000004F20000-memory.dmp
    Filesize

    64KB

  • memory/3776-27-0x00000000062D0000-0x000000000630C000-memory.dmp
    Filesize

    240KB

  • memory/3776-28-0x0000000006440000-0x000000000648C000-memory.dmp
    Filesize

    304KB

  • memory/3776-29-0x0000000006590000-0x00000000065F6000-memory.dmp
    Filesize

    408KB

  • memory/3776-32-0x0000000007530000-0x00000000076F2000-memory.dmp
    Filesize

    1.8MB

  • memory/3776-33-0x0000000008180000-0x00000000086AC000-memory.dmp
    Filesize

    5.2MB

  • memory/3776-34-0x00000000026C0000-0x0000000002710000-memory.dmp
    Filesize

    320KB

  • memory/3776-24-0x00000000067E0000-0x0000000006DF8000-memory.dmp
    Filesize

    6.1MB