Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20210920
  • submitted
    26-09-2021 12:43

General

  • Target

    9eee48b40ab94d4468603dd54fde7581308a79137e50c8ba03c4d483202e1bf3.exe

  • Size

    2.5MB

  • MD5

    1fae35c24b8df0d0f6713689e1ea1a20

  • SHA1

    7f9d224e04d890eecfea5e79cbd4c4f89697f820

  • SHA256

    9eee48b40ab94d4468603dd54fde7581308a79137e50c8ba03c4d483202e1bf3

  • SHA512

    3abbfdedf618cc85d8e675237f955d1b6cc3cb834aed29dfc2db7bc35f6762a370102cc6d233ad97d25cb6db2db75ed4d774c2a9c456316801156ce3b8d69f02

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.

  • Themida packer 1 IoCs

    Detects Themida, an advanced Windows software protection system.

  • 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 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9eee48b40ab94d4468603dd54fde7581308a79137e50c8ba03c4d483202e1bf3.exe
    "C:\Users\Admin\AppData\Local\Temp\9eee48b40ab94d4468603dd54fde7581308a79137e50c8ba03c4d483202e1bf3.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2212

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/2212-116-0x00000000771D0000-0x000000007735E000-memory.dmp
    Filesize

    1.6MB

  • memory/2212-117-0x0000000000220000-0x0000000000221000-memory.dmp
    Filesize

    4KB

  • memory/2212-119-0x0000000005F70000-0x0000000005F71000-memory.dmp
    Filesize

    4KB

  • memory/2212-120-0x0000000005840000-0x0000000005841000-memory.dmp
    Filesize

    4KB

  • memory/2212-121-0x0000000005A70000-0x0000000005A71000-memory.dmp
    Filesize

    4KB

  • memory/2212-122-0x00000000058A0000-0x00000000058A1000-memory.dmp
    Filesize

    4KB

  • memory/2212-123-0x0000000005950000-0x0000000005951000-memory.dmp
    Filesize

    4KB

  • memory/2212-124-0x00000000058E0000-0x00000000058E1000-memory.dmp
    Filesize

    4KB

  • memory/2212-125-0x00000000070C0000-0x00000000070C1000-memory.dmp
    Filesize

    4KB

  • memory/2212-126-0x00000000077C0000-0x00000000077C1000-memory.dmp
    Filesize

    4KB

  • memory/2212-127-0x0000000007290000-0x0000000007291000-memory.dmp
    Filesize

    4KB

  • memory/2212-128-0x00000000081F0000-0x00000000081F1000-memory.dmp
    Filesize

    4KB

  • memory/2212-129-0x00000000074C0000-0x00000000074C1000-memory.dmp
    Filesize

    4KB

  • memory/2212-130-0x00000000075E0000-0x00000000075E1000-memory.dmp
    Filesize

    4KB

  • memory/2212-131-0x00000000077A0000-0x00000000077A1000-memory.dmp
    Filesize

    4KB