General

  • Target

    bce91e071a77c3699fa7e1466b41b4f1.exe

  • Size

    1.0MB

  • Sample

    230221-19mb1agg93

  • MD5

    bce91e071a77c3699fa7e1466b41b4f1

  • SHA1

    dfe40065d848f544b6fa4e7ffa6905e1cadcb037

  • SHA256

    001ddf52e1d8097d36db73b7549bf206b749705018bae2668611619002c16343

  • SHA512

    0ea5d23876ff044f66f8ca72eaf890784fb2e2eb32703103c0c158fa22cb0b3a1e09b691a2d729d3c9231a2d88430aff914651b1d55f745e2d443b8be2a596d2

  • SSDEEP

    24576:qyXMVsNz9x7jlDRA/J/NOQ9QY5kdPhs0yGWCkQ6:xXMi59x7xR0JFOQqgms0Qi

Malware Config

Extracted

Family

redline

C2

85.31.44.66:17742

Attributes
  • auth_value

    e9a89e5b72a729171b1655add99ee280

Extracted

Family

redline

Botnet

ronur

C2

193.233.20.20:4134

Attributes
  • auth_value

    f88f86755a528d4b25f6f3628c460965

Extracted

Family

redline

Botnet

funka

C2

193.233.20.20:4134

Attributes
  • auth_value

    cdb395608d7ec633dce3d2f0c7fb0741

Extracted

Family

amadey

Version

3.67

C2

193.233.20.15/dF30Hn4m/index.php

Extracted

Family

redline

Botnet

kk1

C2

176.113.115.17:4132

Attributes
  • auth_value

    df169d3f7f631272f7c6bd9a1bb603c3

Extracted

Family

amadey

Version

3.66

C2

62.204.41.88/9vdVVVjsw/index.php

Extracted

Family

amadey

Version

3.65

C2

77.73.134.27/8bmdh3Slb2/index.php

Extracted

Family

redline

Botnet

kk1n

C2

176.113.115.17:4132

Attributes
  • auth_value

    7cc0dba66fd38fdcaf3bf43899aeaf59

Targets

    • Target

      bce91e071a77c3699fa7e1466b41b4f1.exe

    • Size

      1.0MB

    • MD5

      bce91e071a77c3699fa7e1466b41b4f1

    • SHA1

      dfe40065d848f544b6fa4e7ffa6905e1cadcb037

    • SHA256

      001ddf52e1d8097d36db73b7549bf206b749705018bae2668611619002c16343

    • SHA512

      0ea5d23876ff044f66f8ca72eaf890784fb2e2eb32703103c0c158fa22cb0b3a1e09b691a2d729d3c9231a2d88430aff914651b1d55f745e2d443b8be2a596d2

    • SSDEEP

      24576:qyXMVsNz9x7jlDRA/J/NOQ9QY5kdPhs0yGWCkQ6:xXMi59x7xR0JFOQqgms0Qi

    • Amadey

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

    • Detects PseudoManuscrypt payload

    • Modifies Windows Defender Real-time Protection settings

    • Process spawned unexpected child process

      This typically indicates the parent process was compromised via an exploit or macro.

    • PseudoManuscrypt

      PseudoManuscrypt is a malware Lazarus’s Manuscrypt targeting government organizations and ICS.

    • RedLine

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

    • RedLine payload

    • Suspicious use of NtCreateUserProcessOtherParentProcess

    • Downloads MZ/PE file

    • 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.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Uses the VBS compiler for execution

    • VMProtect packed file

      Detects executables packed with VMProtect commercial packer.

    • 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.

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks