Analysis

  • max time kernel
    23s
  • max time network
    111s
  • platform
    windows10_x64
  • resource
    win10v20201028
  • submitted
    22-01-2021 07:24

General

  • Target

    1395c85edc7fff39e6520034f13786a7.exe

  • Size

    2.2MB

  • MD5

    1395c85edc7fff39e6520034f13786a7

  • SHA1

    9832f46048a23417445a4e17d2a9bda67fd75133

  • SHA256

    f72fb6e625e6fd9abefcd97b18d9d386b8c6e7f2910dc87e6a7562147b0f589b

  • SHA512

    f01cf57a4850894599d742652f51442a03d74432502338f418bda954835feb2d325fb4d95982c837d3f7ca3cb2e055803f4adb1309e7d6b7c40dfb645c912393

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1395c85edc7fff39e6520034f13786a7.exe
    "C:\Users\Admin\AppData\Local\Temp\1395c85edc7fff39e6520034f13786a7.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:580

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Virtualization/Sandbox Evasion

1
T1497

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

3
T1012

Virtualization/Sandbox Evasion

1
T1497

System Information Discovery

2
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/580-3-0x0000000077394000-0x0000000077395000-memory.dmp
    Filesize

    4KB

  • memory/580-4-0x0000000073600000-0x0000000073CEE000-memory.dmp
    Filesize

    6.9MB

  • memory/580-5-0x00000000008E0000-0x00000000008E1000-memory.dmp
    Filesize

    4KB

  • memory/580-7-0x0000000005600000-0x0000000005601000-memory.dmp
    Filesize

    4KB

  • memory/580-8-0x0000000005010000-0x0000000005011000-memory.dmp
    Filesize

    4KB

  • memory/580-9-0x0000000005070000-0x0000000005071000-memory.dmp
    Filesize

    4KB

  • memory/580-10-0x00000000051F0000-0x00000000051F1000-memory.dmp
    Filesize

    4KB

  • memory/580-11-0x00000000050B0000-0x00000000050B1000-memory.dmp
    Filesize

    4KB

  • memory/580-12-0x0000000005310000-0x0000000005311000-memory.dmp
    Filesize

    4KB

  • memory/580-13-0x0000000006320000-0x0000000006321000-memory.dmp
    Filesize

    4KB

  • memory/580-14-0x0000000006A20000-0x0000000006A21000-memory.dmp
    Filesize

    4KB

  • memory/580-15-0x00000000064F0000-0x00000000064F1000-memory.dmp
    Filesize

    4KB

  • memory/580-16-0x0000000007450000-0x0000000007451000-memory.dmp
    Filesize

    4KB

  • memory/580-17-0x0000000006590000-0x0000000006591000-memory.dmp
    Filesize

    4KB

  • memory/580-18-0x0000000006610000-0x0000000006611000-memory.dmp
    Filesize

    4KB

  • memory/580-19-0x00000000068A0000-0x00000000068A1000-memory.dmp
    Filesize

    4KB

  • memory/580-20-0x0000000008190000-0x0000000008191000-memory.dmp
    Filesize

    4KB

  • memory/580-21-0x0000000008280000-0x0000000008281000-memory.dmp
    Filesize

    4KB