General

  • Target

    80edb77e7473d68393b70416a3563b9743e25e0a4b85375ac642e2bfdf0380ef

  • Size

    4.6MB

  • Sample

    221108-lt84haadf3

  • MD5

    40f7448691c80ea2483d44d84b1f7d02

  • SHA1

    7f572aad898afb99ef6082280d5190deb954c886

  • SHA256

    80edb77e7473d68393b70416a3563b9743e25e0a4b85375ac642e2bfdf0380ef

  • SHA512

    4820979e439ff09ba47f1286d09f2c9513bb62fcfb309364b5707b7868ce226661a0f02e36c76cf8ce8308c95d9c46c01c53076fbcd4ecb1c28e5d7490eb5a67

  • SSDEEP

    98304:5Fjrg3ipseLuX6aBLdeQZfKA3c3uiAPnJS2fnEAnzMJq3xo:PUypsDT5KAM3kvJSinpnhx

Malware Config

Targets

    • Target

      80edb77e7473d68393b70416a3563b9743e25e0a4b85375ac642e2bfdf0380ef

    • Size

      4.6MB

    • MD5

      40f7448691c80ea2483d44d84b1f7d02

    • SHA1

      7f572aad898afb99ef6082280d5190deb954c886

    • SHA256

      80edb77e7473d68393b70416a3563b9743e25e0a4b85375ac642e2bfdf0380ef

    • SHA512

      4820979e439ff09ba47f1286d09f2c9513bb62fcfb309364b5707b7868ce226661a0f02e36c76cf8ce8308c95d9c46c01c53076fbcd4ecb1c28e5d7490eb5a67

    • SSDEEP

      98304:5Fjrg3ipseLuX6aBLdeQZfKA3c3uiAPnJS2fnEAnzMJq3xo:PUypsDT5KAM3kvJSinpnhx

    • RedLine

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

    • RedLine payload

    • Identifies VirtualBox via ACPI registry values (likely anti-VM)

    • Downloads MZ/PE file

    • Executes dropped EXE

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Reads user/profile data of web browsers

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

    • Themida packer

      Detects Themida, an advanced Windows software protection system.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Legitimate hosting services abused for malware hosting/C2

    • Suspicious use of NtSetInformationThreadHideFromDebugger

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

3
T1082

Collection

Data from Local System

2
T1005

Command and Control

Web Service

1
T1102

Tasks