General

  • Target

    bb2f4ae1293ad81a462f015de07f4a5cf01b6fa183be3fd89d5868cc6c29374d

  • Size

    770KB

  • Sample

    230608-sxht2shb81

  • MD5

    35d6eaae41ec399e97d750a8bb622adf

  • SHA1

    832f83c8c7a1d20791fded592d406087e184533c

  • SHA256

    bb2f4ae1293ad81a462f015de07f4a5cf01b6fa183be3fd89d5868cc6c29374d

  • SHA512

    556527b9801cbf215b77ee15d0be64e61eeeedc7c61bab536e889ca118172004a17a40f6fa3b43f284bdb72f300fb406a2a233491636b5c482b607b1fdfe39e6

  • SSDEEP

    12288:nMr9y90H7OoTe/GqVy9IKgLhCs6GWofcKM9SrTnpTPkX6nMtxc/afFJEG6+tHjm3:yyZo6+oR9rTnpTsXftxcy/M3AJAl3

Malware Config

Extracted

Family

redline

Botnet

muha

C2

83.97.73.129:19068

Attributes
  • auth_value

    3c237e5fecb41481b7af249e79828a46

Extracted

Family

redline

Botnet

sheron

C2

83.97.73.129:19068

Attributes
  • auth_value

    2d067e7e2372227d3a03b335260112e9

Targets

    • Target

      bb2f4ae1293ad81a462f015de07f4a5cf01b6fa183be3fd89d5868cc6c29374d

    • Size

      770KB

    • MD5

      35d6eaae41ec399e97d750a8bb622adf

    • SHA1

      832f83c8c7a1d20791fded592d406087e184533c

    • SHA256

      bb2f4ae1293ad81a462f015de07f4a5cf01b6fa183be3fd89d5868cc6c29374d

    • SHA512

      556527b9801cbf215b77ee15d0be64e61eeeedc7c61bab536e889ca118172004a17a40f6fa3b43f284bdb72f300fb406a2a233491636b5c482b607b1fdfe39e6

    • SSDEEP

      12288:nMr9y90H7OoTe/GqVy9IKgLhCs6GWofcKM9SrTnpTPkX6nMtxc/afFJEG6+tHjm3:yyZo6+oR9rTnpTsXftxcy/M3AJAl3

    • 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