Overview

overview

10

Static

static

Tender Offer.doc.rtf

windows7_x64

10

Tender Offer.doc.rtf

windows10_x64

1

Sharing

Copy URL
Twitter E-mail

General

  • Target

    Tender Offer.doc

  • Size

    609KB

  • Sample

    210416-3hr4pv49yx

  • MD5

    398a7dca0715973d3a91a0383613acb6

  • SHA1

    b5a0830f536f8a2cf50ef1b133eeac9f992e3213

  • SHA256

    3f968649c02fd5ee3f14e1d30803512bebc391ceac8005e76d3be87276df10ea

  • SHA512

    8e64601754da1b5b9b9a93f35ac8fd63085bec5aa8b0f67728613712b6648988d56efdb3907b05c3a19e0582cbbeeb712320cab2c57a59a3eb046582d2b43103

Score
10/10
remcosrat

Malware Config

Extracted

Family

remcos

C2

79.134.225.17:2050

Targets

    • Target

      Tender Offer.doc

    • Size

      609KB

    • MD5

      398a7dca0715973d3a91a0383613acb6

    • SHA1

      b5a0830f536f8a2cf50ef1b133eeac9f992e3213

    • SHA256

      3f968649c02fd5ee3f14e1d30803512bebc391ceac8005e76d3be87276df10ea

    • SHA512

      8e64601754da1b5b9b9a93f35ac8fd63085bec5aa8b0f67728613712b6648988d56efdb3907b05c3a19e0582cbbeeb712320cab2c57a59a3eb046582d2b43103

    Score
    10/10
    remcosrat

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Blocklisted process makes network request

    • Executes dropped EXE

    • Loads dropped DLL

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1
T1053

Exploitation for Client Execution

1
T1203

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

3
T1082

Query Registry

2
T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks