General

  • Target

    044a27eb5c8df3f63bc55fbfbb66a77238fad8c7fb551821510be67b57c46393.exe

  • Size

    296KB

  • Sample

    221211-b41vrsbb2s

  • MD5

    9422fe103817217b0dd4493c63c2a8e8

  • SHA1

    49192457eb51f7079f4cd4db7774b9015e0372b8

  • SHA256

    044a27eb5c8df3f63bc55fbfbb66a77238fad8c7fb551821510be67b57c46393

  • SHA512

    5c26f16e08ad75a36492c6a1366b11b7fcd6d7c2135305548fa49c3fe2f6de86e91718040b4a64f60acbf010b05ce57488e307a8a2a4fa46a1260d30eb463784

  • SSDEEP

    6144:trxW+qPOOgvQO1dkNUMcZsRXs5sEXhR5XkDKi:trwzOOgn1uTcZb5FJ

Malware Config

Extracted

Family

amadey

Version

3.50

C2

31.41.244.237/jg94cVd30f/index.php

Extracted

Family

redline

Botnet

Nosh

C2

31.41.244.186:4683

Attributes
  • auth_value

    b8a171b8f2a42502e350c6a85f0c8271

Targets

    • Target

      044a27eb5c8df3f63bc55fbfbb66a77238fad8c7fb551821510be67b57c46393.exe

    • Size

      296KB

    • MD5

      9422fe103817217b0dd4493c63c2a8e8

    • SHA1

      49192457eb51f7079f4cd4db7774b9015e0372b8

    • SHA256

      044a27eb5c8df3f63bc55fbfbb66a77238fad8c7fb551821510be67b57c46393

    • SHA512

      5c26f16e08ad75a36492c6a1366b11b7fcd6d7c2135305548fa49c3fe2f6de86e91718040b4a64f60acbf010b05ce57488e307a8a2a4fa46a1260d30eb463784

    • SSDEEP

      6144:trxW+qPOOgvQO1dkNUMcZsRXs5sEXhR5XkDKi:trwzOOgn1uTcZb5FJ

    • 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.

    • 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

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

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

3
T1005

Email Collection

1
T1114

Tasks