Analysis

  • max time kernel
    147s
  • 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 14:41

General

  • Target

    d77aff3f5ebb9a7740858888391fa89d53613d689c9a3b102512e1ab968913d5.exe

  • Size

    306KB

  • MD5

    a2f66d8c290ab870e4dc694ec732e743

  • SHA1

    cb0b9a54e2b2065f83ba5aa0bfb5882d5d3ede39

  • SHA256

    d77aff3f5ebb9a7740858888391fa89d53613d689c9a3b102512e1ab968913d5

  • SHA512

    5bf606d2ee9ad223e0503b17a0ebae89638a7fe0ba2647f7524657c9f512dfd6f0a0f3b2c563cf61c2520ff34cd6f04a9001b69a4a5ff4a0abf3f640b8be79a4

  • 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\d77aff3f5ebb9a7740858888391fa89d53613d689c9a3b102512e1ab968913d5.exe
    "C:\Users\Admin\AppData\Local\Temp\d77aff3f5ebb9a7740858888391fa89d53613d689c9a3b102512e1ab968913d5.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4720

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\Tmp607F.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4720-25-0x0000000006F60000-0x000000000706A000-memory.dmp
    Filesize

    1.0MB

  • memory/4720-35-0x00000000080E0000-0x00000000082A2000-memory.dmp
    Filesize

    1.8MB

  • memory/4720-3-0x0000000005860000-0x00000000058F2000-memory.dmp
    Filesize

    584KB

  • memory/4720-4-0x00000000057F0000-0x0000000005800000-memory.dmp
    Filesize

    64KB

  • memory/4720-5-0x0000000005930000-0x000000000593A000-memory.dmp
    Filesize

    40KB

  • memory/4720-0-0x0000000000D60000-0x0000000000DB2000-memory.dmp
    Filesize

    328KB

  • memory/4720-20-0x0000000005DE0000-0x0000000005E56000-memory.dmp
    Filesize

    472KB

  • memory/4720-26-0x0000000006EA0000-0x0000000006EB2000-memory.dmp
    Filesize

    72KB

  • memory/4720-38-0x0000000074A60000-0x0000000075211000-memory.dmp
    Filesize

    7.7MB

  • memory/4720-2-0x0000000005ED0000-0x0000000006476000-memory.dmp
    Filesize

    5.6MB

  • memory/4720-21-0x0000000006DD0000-0x0000000006DEE000-memory.dmp
    Filesize

    120KB

  • memory/4720-27-0x0000000006F00000-0x0000000006F3C000-memory.dmp
    Filesize

    240KB

  • memory/4720-28-0x0000000007070000-0x00000000070BC000-memory.dmp
    Filesize

    304KB

  • memory/4720-29-0x00000000071C0000-0x0000000007226000-memory.dmp
    Filesize

    408KB

  • memory/4720-32-0x0000000007B80000-0x0000000007BD0000-memory.dmp
    Filesize

    320KB

  • memory/4720-33-0x0000000074A60000-0x0000000075211000-memory.dmp
    Filesize

    7.7MB

  • memory/4720-34-0x00000000057F0000-0x0000000005800000-memory.dmp
    Filesize

    64KB

  • memory/4720-1-0x0000000074A60000-0x0000000075211000-memory.dmp
    Filesize

    7.7MB

  • memory/4720-36-0x0000000009AD0000-0x0000000009FFC000-memory.dmp
    Filesize

    5.2MB

  • memory/4720-24-0x0000000007410000-0x0000000007A28000-memory.dmp
    Filesize

    6.1MB