General

  • Target

    da8f1140ec9e29ececafec6f8894c62b3c07e9300ddfa76507bca92ca104f7cc

  • Size

    544KB

  • Sample

    230323-1kxrfaac96

  • MD5

    9a9f53018a4243f6f655954ecf7cc487

  • SHA1

    5a99a69fe7e49b103617219b9ca8f4e70c48be01

  • SHA256

    da8f1140ec9e29ececafec6f8894c62b3c07e9300ddfa76507bca92ca104f7cc

  • SHA512

    bcd9d766556971c4b28c9632cd624ee787dca8553734c6d4b72eb8198d08eb4390dd335d9cd4f6e26f94c26091fcc51b19c8f8acf77c2a67d41c9efdf91ea226

  • SSDEEP

    12288:gMr8y90rllnpjKTANWviDf90OJJZqgUbML/wqjeUZOTRQl+fx:sywpjTLB3WMDdVgw+5

Malware Config

Extracted

Family

redline

Botnet

down

C2

193.233.20.31:4125

Attributes
  • auth_value

    12c31a90c72f5efae8c053a0bd339381

Extracted

Family

redline

Botnet

real

C2

193.233.20.31:4125

Attributes
  • auth_value

    bb22a50228754849387d5f4d1611e71b

Targets

    • Target

      da8f1140ec9e29ececafec6f8894c62b3c07e9300ddfa76507bca92ca104f7cc

    • Size

      544KB

    • MD5

      9a9f53018a4243f6f655954ecf7cc487

    • SHA1

      5a99a69fe7e49b103617219b9ca8f4e70c48be01

    • SHA256

      da8f1140ec9e29ececafec6f8894c62b3c07e9300ddfa76507bca92ca104f7cc

    • SHA512

      bcd9d766556971c4b28c9632cd624ee787dca8553734c6d4b72eb8198d08eb4390dd335d9cd4f6e26f94c26091fcc51b19c8f8acf77c2a67d41c9efdf91ea226

    • SSDEEP

      12288:gMr8y90rllnpjKTANWviDf90OJJZqgUbML/wqjeUZOTRQl+fx:sywpjTLB3WMDdVgw+5

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • RedLine payload

    • Executes dropped EXE

    • Reads user/profile data of web browsers

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

    • Windows security modification

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Adds Run key to start application

    • Checks installed software on the system

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

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

2
T1005

Tasks