Analysis

  • max time kernel
    68s
  • max time network
    66s
  • platform
    windows7_x64
  • resource
    win7v20201028
  • submitted
    10-03-2021 12:30

General

  • Target

    9a44b63f32b586099420810f08c13873.exe

  • Size

    595KB

  • MD5

    9a44b63f32b586099420810f08c13873

  • SHA1

    c5c7b81bb487e7a97edc0679f2d744d5f28a4ccc

  • SHA256

    1d6594dae8104135ded8e7ccb1adb6805ef9d770d866b8786dec290a639c9920

  • SHA512

    2d1ab694f97eff57a8e04daaf1a45da11a2b825b03db9964ff7d54f096801e14c70fd7baacdb66571b2b1cb047cc50c1d4cbd302a74e3256f36cea5569cc585e

Malware Config

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9a44b63f32b586099420810f08c13873.exe
    "C:\Users\Admin\AppData\Local\Temp\9a44b63f32b586099420810f08c13873.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:384
    • C:\Users\Admin\AppData\Local\Temp\9a44b63f32b586099420810f08c13873.exe
      "{path}"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1348

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/384-2-0x0000000074390000-0x0000000074A7E000-memory.dmp
    Filesize

    6.9MB

  • memory/384-3-0x0000000001050000-0x0000000001051000-memory.dmp
    Filesize

    4KB

  • memory/384-5-0x0000000004E60000-0x0000000004E61000-memory.dmp
    Filesize

    4KB

  • memory/384-6-0x00000000004E0000-0x00000000004E2000-memory.dmp
    Filesize

    8KB

  • memory/384-7-0x0000000005460000-0x00000000054CC000-memory.dmp
    Filesize

    432KB

  • memory/384-8-0x0000000004530000-0x000000000455C000-memory.dmp
    Filesize

    176KB

  • memory/1348-9-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1348-10-0x000000000041E1AA-mapping.dmp
  • memory/1348-11-0x0000000074390000-0x0000000074A7E000-memory.dmp
    Filesize

    6.9MB

  • memory/1348-12-0x0000000000400000-0x0000000000426000-memory.dmp
    Filesize

    152KB

  • memory/1348-14-0x0000000004910000-0x0000000004911000-memory.dmp
    Filesize

    4KB