Analysis

  • max time kernel
    90s
  • max time network
    94s
  • 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 13:28

General

  • Target

    fcf050f6f0bec3f9539380caaf51db1fa70f721cdc87c8143bafb15172c1a2b2.exe

  • Size

    306KB

  • MD5

    514d3ef38e4876c563a6377a18ee3fb5

  • SHA1

    1158d90f6b58fd26fff1628d60a97ac4e812376a

  • SHA256

    fcf050f6f0bec3f9539380caaf51db1fa70f721cdc87c8143bafb15172c1a2b2

  • SHA512

    018f50349a78b35290e832f218c133419c402b273dfe52bdcd38893923e69cfd2d87249774576ef34590dc18a4e4153158dbdf81f49d0a48993447d9940ba9e4

  • 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\fcf050f6f0bec3f9539380caaf51db1fa70f721cdc87c8143bafb15172c1a2b2.exe
    "C:\Users\Admin\AppData\Local\Temp\fcf050f6f0bec3f9539380caaf51db1fa70f721cdc87c8143bafb15172c1a2b2.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:4808

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\Tmp6021.tmp
    Filesize

    2KB

    MD5

    1420d30f964eac2c85b2ccfe968eebce

    SHA1

    bdf9a6876578a3e38079c4f8cf5d6c79687ad750

    SHA256

    f3327793e3fd1f3f9a93f58d033ed89ce832443e2695beca9f2b04adba049ed9

    SHA512

    6fcb6ce148e1e246d6805502d4914595957061946751656567a5013d96033dd1769a22a87c45821e7542cde533450e41182cee898cd2ccf911c91bc4822371a8

  • memory/4808-25-0x0000000006B90000-0x0000000006C9A000-memory.dmp
    Filesize

    1.0MB

  • memory/4808-35-0x0000000008330000-0x000000000885C000-memory.dmp
    Filesize

    5.2MB

  • memory/4808-3-0x00000000054E0000-0x0000000005572000-memory.dmp
    Filesize

    584KB

  • memory/4808-4-0x0000000005640000-0x0000000005650000-memory.dmp
    Filesize

    64KB

  • memory/4808-5-0x00000000054C0000-0x00000000054CA000-memory.dmp
    Filesize

    40KB

  • memory/4808-1-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/4808-20-0x0000000006020000-0x0000000006096000-memory.dmp
    Filesize

    472KB

  • memory/4808-26-0x0000000006AD0000-0x0000000006AE2000-memory.dmp
    Filesize

    72KB

  • memory/4808-38-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/4808-2-0x00000000059F0000-0x0000000005F96000-memory.dmp
    Filesize

    5.6MB

  • memory/4808-21-0x0000000006A00000-0x0000000006A1E000-memory.dmp
    Filesize

    120KB

  • memory/4808-27-0x0000000006B30000-0x0000000006B6C000-memory.dmp
    Filesize

    240KB

  • memory/4808-28-0x0000000006CA0000-0x0000000006CEC000-memory.dmp
    Filesize

    304KB

  • memory/4808-29-0x0000000006DF0000-0x0000000006E56000-memory.dmp
    Filesize

    408KB

  • memory/4808-32-0x0000000074FC0000-0x0000000075771000-memory.dmp
    Filesize

    7.7MB

  • memory/4808-33-0x0000000005640000-0x0000000005650000-memory.dmp
    Filesize

    64KB

  • memory/4808-34-0x0000000007C30000-0x0000000007DF2000-memory.dmp
    Filesize

    1.8MB

  • memory/4808-0-0x0000000000990000-0x00000000009E2000-memory.dmp
    Filesize

    328KB

  • memory/4808-36-0x00000000012A0000-0x00000000012F0000-memory.dmp
    Filesize

    320KB

  • memory/4808-24-0x0000000007040000-0x0000000007658000-memory.dmp
    Filesize

    6.1MB