General

  • Target

    127d06c3fe67951b8cf33c680a6c35ca210ef6efc380c517d76c33e3ef1d4ff5

  • Size

    772KB

  • Sample

    230608-lz1z3sdh59

  • MD5

    49ccd8c7c0ba6bed929251d8c8603824

  • SHA1

    1f4e806c0bc913ce52ce6f2b65e5efbff6536d17

  • SHA256

    127d06c3fe67951b8cf33c680a6c35ca210ef6efc380c517d76c33e3ef1d4ff5

  • SHA512

    79a68dcc739e4ab063c478c2ada6dd772ed5dc1e86ded471749bc2fb77177c08de65cb4d864ebb1d6e926dd64275d4171a02a83cb3c192c2ef85842ec2a578ec

  • SSDEEP

    12288:7Mrvy90uED78q6ERbGz8N20V+p+sbpQOhM2+3mFR4+44JetFjgdy/WE2FnY9y66/:4y2kq6m+EsbBhM7m8+BY8yd29Y9T6/

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.129:19068

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      127d06c3fe67951b8cf33c680a6c35ca210ef6efc380c517d76c33e3ef1d4ff5

    • Size

      772KB

    • MD5

      49ccd8c7c0ba6bed929251d8c8603824

    • SHA1

      1f4e806c0bc913ce52ce6f2b65e5efbff6536d17

    • SHA256

      127d06c3fe67951b8cf33c680a6c35ca210ef6efc380c517d76c33e3ef1d4ff5

    • SHA512

      79a68dcc739e4ab063c478c2ada6dd772ed5dc1e86ded471749bc2fb77177c08de65cb4d864ebb1d6e926dd64275d4171a02a83cb3c192c2ef85842ec2a578ec

    • SSDEEP

      12288:7Mrvy90uED78q6ERbGz8N20V+p+sbpQOhM2+3mFR4+44JetFjgdy/WE2FnY9y66/:4y2kq6m+EsbBhM7m8+BY8yd29Y9T6/

    • Modifies Windows Defender Real-time Protection settings

    • RedLine

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

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Tasks