General

  • Target

    trigger.ps1

  • Size

    1KB

  • Sample

    240421-k82gjafg39

  • MD5

    5fcdb4fa7e61d78e29e4d4bf133e2598

  • SHA1

    af4d61908d471434a549e5cf6c9a103238775ac6

  • SHA256

    d61fbda08affd7e9a483379765926df19fddadf3f713074d3bf677c3c070b9bf

  • SHA512

    be2f0eaccff181c0820b7933b6b0115b102d5e978de6f3a2c16228ff4b502940d1796719f2fdb89b410e569a2fbfd3ae00a935c7e525d8fabb53eb4f1a4147da

Malware Config

Extracted

Family

redline

C2

185.215.113.69:15544

Attributes
  • auth_value

    7160e72130b45fa8b8cd6c8031261220

Extracted

Family

emotet

Botnet

Epoch5

C2

178.238.225.252:8080

139.196.72.155:8080

36.67.23.59:443

103.56.149.105:8080

37.44.244.177:8080

85.25.120.45:8080

202.134.4.210:7080

78.47.204.80:443

83.229.80.93:8080

93.104.209.107:8080

80.211.107.116:8080

165.22.254.236:8080

104.244.79.94:443

185.148.169.10:8080

190.145.8.4:443

175.126.176.79:8080

139.59.80.108:8080

188.165.79.151:443

128.199.217.206:443

64.227.55.231:8080

ecs1.plain
eck1.plain

Targets

    • Target

      trigger.ps1

    • Size

      1KB

    • MD5

      5fcdb4fa7e61d78e29e4d4bf133e2598

    • SHA1

      af4d61908d471434a549e5cf6c9a103238775ac6

    • SHA256

      d61fbda08affd7e9a483379765926df19fddadf3f713074d3bf677c3c070b9bf

    • SHA512

      be2f0eaccff181c0820b7933b6b0115b102d5e978de6f3a2c16228ff4b502940d1796719f2fdb89b410e569a2fbfd3ae00a935c7e525d8fabb53eb4f1a4147da

    • DcRat

      DarkCrystal(DC) is a new .NET RAT active since June 2019 capable of loading additional plugins.

    • Emotet

      Emotet is a trojan that is primarily spread through spam emails.

    • Process spawned unexpected child process

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

    • RedLine

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

    • RedLine payload

    • DCRat payload

      Detects payload of DCRat, commonly dropped by NSIS installers.

    • Blocklisted process makes network request

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Uses the VBS compiler for execution

    • Legitimate hosting services abused for malware hosting/C2

    • Looks up external IP address via web service

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

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v13

Execution

Scripting

1
T1064

Scheduled Task/Job

1
T1053

Persistence

Scheduled Task/Job

1
T1053

Privilege Escalation

Scheduled Task/Job

1
T1053

Defense Evasion

Scripting

1
T1064

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Command and Control

Web Service

1
T1102

Tasks