General

  • Target

    88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907

  • Size

    251KB

  • Sample

    221112-bevmfsfg4y

  • MD5

    1ebd94bb4f9585406016a1df35801037

  • SHA1

    be5aa367dd6923ac4d2d292202b0ccc5359e707e

  • SHA256

    88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907

  • SHA512

    bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6

  • SSDEEP

    6144:N53Lwwz0/mLCAVX7GZ09IwsvlzVkufEZse4gKt:N53Lwwz0/mmAVXKS+tBZ8ZsehK

Malware Config

Extracted

Family

redline

Botnet

boy

C2

77.73.134.241:4691

Attributes
  • auth_value

    a91fa8cc2cfaefc42a23c03faef44bd3

Targets

    • Target

      88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907

    • Size

      251KB

    • MD5

      1ebd94bb4f9585406016a1df35801037

    • SHA1

      be5aa367dd6923ac4d2d292202b0ccc5359e707e

    • SHA256

      88679719d58df0cc5f8b69c2c6d672cdcc851f4e29755e5f491a960b2adb4907

    • SHA512

      bc7ae9fc720870bede145633615953803bb6b7d6ac85d609753e6d43deb1d2ad604e240ca8a957988ed2bf2960ffb7695f1b3bad5c1e705b6333d0b3b82eaff6

    • SSDEEP

      6144:N53Lwwz0/mLCAVX7GZ09IwsvlzVkufEZse4gKt:N53Lwwz0/mmAVXKS+tBZ8ZsehK

    • Amadey

      Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

    • Detect Amadey credential stealer module

    • RedLine

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

    • RedLine payload

    • Blocklisted process makes network request

    • 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 local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

3
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks