General

  • Target

    bc568026a968ebfed5e7fc53d59e57f36925ee31670480b466bdc4f9dc38c39b

  • Size

    787KB

  • Sample

    211218-c8c5yaedb8

  • MD5

    a048419bbecd8baf3e9620c51a19dcb0

  • SHA1

    468c3e429b559aebb2046a8f3367ea4e52e4d30a

  • SHA256

    bc568026a968ebfed5e7fc53d59e57f36925ee31670480b466bdc4f9dc38c39b

  • SHA512

    32facaca25a760af3ecdfabf561e50f8631a079ea7411484bd7565c64ea1f0b3f87060c05ff1d8535d77b726658f62ae098d622e7318b7d76929f67cc268f7a6

Malware Config

Extracted

Family

amadey

Version

3.01

C2

exxxodusdomen.hk/f83jd823S/index.php

Targets

    • Target

      bc568026a968ebfed5e7fc53d59e57f36925ee31670480b466bdc4f9dc38c39b

    • Size

      787KB

    • MD5

      a048419bbecd8baf3e9620c51a19dcb0

    • SHA1

      468c3e429b559aebb2046a8f3367ea4e52e4d30a

    • SHA256

      bc568026a968ebfed5e7fc53d59e57f36925ee31670480b466bdc4f9dc38c39b

    • SHA512

      32facaca25a760af3ecdfabf561e50f8631a079ea7411484bd7565c64ea1f0b3f87060c05ff1d8535d77b726658f62ae098d622e7318b7d76929f67cc268f7a6

    • Amadey

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

    • 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

    • 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.

    • Checks whether UAC is enabled

    • Drops file in System32 directory

    • Suspicious use of NtSetInformationThreadHideFromDebugger

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

Virtualization/Sandbox Evasion

1
T1497

Modify Registry

1
T1112

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

Tasks