General

  • Target

    7ad2ecc56160b66356e7b1c0a237bbea3a687e100b3bd9a14c4b4a23bb095d05

  • Size

    819KB

  • Sample

    220811-wghe5aadgr

  • MD5

    156de4ba094b440c091081c7fc3a8008

  • SHA1

    3b08035b243103d601b9aea29c1e5456b6805dc0

  • SHA256

    aefbc0d077dd909e2a601526bf2b924a7fd895dd202206992cdf0ec0059a02db

  • SHA512

    50da1bcbd214df70c214ff1143ee12e5a74e0db23dd193bad6243720f2e2e23011cdb227599a69004efede2d09034a545cd84b82b451b66eee2329cc891fa8de

Malware Config

Extracted

Family

redline

Botnet

nam3

C2

103.89.90.61:34589

Attributes
  • auth_value

    64b900120bbceaa6a9c60e9079492895

Extracted

Family

redline

Botnet

4

C2

31.41.244.134:11643

Attributes
  • auth_value

    a516b2d034ecd34338f12b50347fbd92

Extracted

Family

redline

Botnet

@tag12312341

C2

62.204.41.144:14096

Attributes
  • auth_value

    71466795417275fac01979e57016e277

Extracted

Family

redline

Botnet

5076357887

C2

195.54.170.157:16525

Attributes
  • auth_value

    0dfaff60271d374d0c206d19883e06f3

Extracted

Family

redline

Botnet

RuXaRR_GG

C2

insttaller.com:40915

Attributes
  • auth_value

    4a733ff307847db3ee220c11d113a305

Targets

    • Target

      7ad2ecc56160b66356e7b1c0a237bbea3a687e100b3bd9a14c4b4a23bb095d05

    • Size

      904KB

    • MD5

      370447cce517cf145a08d03bd3a7f98d

    • SHA1

      13a9323ed2f5594f37d00c0ad43d0ce41fc99a1b

    • SHA256

      7ad2ecc56160b66356e7b1c0a237bbea3a687e100b3bd9a14c4b4a23bb095d05

    • SHA512

      4bb7897f82c5d84ffad17ea22f0bda7533385d1576b8d5dd04b6f2828cb956918c1b727458f4b72e3ae654493aa146fdf5e591d271193ddf98ae8ffdfe9e361e

    • RedLine

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

    • RedLine payload

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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.

    • Legitimate hosting services abused for malware hosting/C2

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

2
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

3
T1005

Command and Control

Web Service

1
T1102

Tasks