General

  • Target

    d7d9ec7b9b4c82d37f36efff6f89dcb1.exe

  • Size

    541KB

  • Sample

    230324-st63gahd3y

  • MD5

    d7d9ec7b9b4c82d37f36efff6f89dcb1

  • SHA1

    a52d9c4e54542ef4178daa8e1f096b33f5b50213

  • SHA256

    ba99e0f9e490bec810ea7b51181dd99035c0ce835af9f0cacd707fdb1ea321c7

  • SHA512

    669f195742836069c324ae8edd372d5f27e1f2dd31a7bbb2a93c39145914a754a0def6bfc5daa42f699b8b891649c50f10bcd53b5d8fc1882744edae1dbb36d0

  • SSDEEP

    12288:ZMryy90GCdxzM6hyiCuaa65oMytjjFAt8x4HpSQSPjXgF:jywVMvuafQhA8x46gF

Malware Config

Extracted

Family

redline

Botnet

boris

C2

193.233.20.32:4125

Attributes
  • auth_value

    766b5bdf6dbefcf7ca223351952fc38f

Extracted

Family

redline

Botnet

lida

C2

193.233.20.32:4125

Attributes
  • auth_value

    24052aa2e9b85984a98d80cf08623e8d

Targets

    • Target

      d7d9ec7b9b4c82d37f36efff6f89dcb1.exe

    • Size

      541KB

    • MD5

      d7d9ec7b9b4c82d37f36efff6f89dcb1

    • SHA1

      a52d9c4e54542ef4178daa8e1f096b33f5b50213

    • SHA256

      ba99e0f9e490bec810ea7b51181dd99035c0ce835af9f0cacd707fdb1ea321c7

    • SHA512

      669f195742836069c324ae8edd372d5f27e1f2dd31a7bbb2a93c39145914a754a0def6bfc5daa42f699b8b891649c50f10bcd53b5d8fc1882744edae1dbb36d0

    • SSDEEP

      12288:ZMryy90GCdxzM6hyiCuaa65oMytjjFAt8x4HpSQSPjXgF:jywVMvuafQhA8x46gF

    • 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

    • Loads dropped DLL

    • 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