Overview

overview

10

Static

static

Invoice an...ll.exe

windows7_x64

10

Invoice an...ll.exe

windows10_x64

10

Analysis

  • max time kernel
    118s
  • max time network
    151s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    19-10-2021 18:47

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General

  • Target

    Invoice and waybill.exe

  • Size

    522KB

  • MD5

    9cae0efc5e46764e812450c11f385dfd

  • SHA1

    a3d56b062283d8acc79cc7310b4dcfca60a7b66f

  • SHA256

    e9431fe2082e51e40fe79444314c55e511a90ef1d8abdf9304e653cf24d22d78

  • SHA512

    eb4152cf8e038ec0b21dd4e200a78f6697eeadabef7c6b3449375c922b70fb470d80735d4507e16ada92947dfb5c4bedd140b388402f28371f3742c1dd7b039e

Score
10/10
nanocoreevasionkeyloggerpersistencespywarestealersuricatatrojan

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

kamuchehddhgfgf.ddns.net:1187

37.0.10.22:1187
Mutex

9ff0e8a4-a323-4111-bc49-0daecb63120d

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    37.0.10.22

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2021-07-17T00:05:39.048278936Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    1187

  • default_group

    Default

  • enable_debug_mode

    true

  • gc_threshold

    1.048576e+07

  • keep_alive_timeout

    30000

  • keyboard_logging

    false

  • lan_timeout

    2500

  • max_packet_size

    1.048576e+07

  • mutex

    9ff0e8a4-a323-4111-bc49-0daecb63120d

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    kamuchehddhgfgf.ddns.net

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    false

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

    keyloggertrojanstealerspywarenanocore
  • suricata: ET MALWARE Possible NanoCore C2 60B

    suricata: ET MALWARE Possible NanoCore C2 60B

    suricata
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
    evasiontrojan
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Invoice and waybill.exe
    "C:\Users\Admin\AppData\Local\Temp\Invoice and waybill.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\Invoice and waybill.exe
      "C:\Users\Admin\AppData\Local\Temp\Invoice and waybill.exe"
      2⤵
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:1736

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\Invoice and waybill.exe.log
    MD5

    ef140ef600b2463c9e7dbf064a104046

    SHA1

    c08fd1853877be95575ea2e860dd8cafef31f54c

    SHA256

    ad8ae97fdeb174b20f02c7ddf9466981856d77d51133599b5954f48f78a1b616

    SHA512

    bf16df0994080bdc832cb39a312e0095de57608256fcf0d04d589e0bdf3283f918fb0d6ec86ea28a4b1af6db12813c52a724028f02330ebc3a9d32a4fcda706c

    Download Submit
  • memory/1736-118-0x000000000041E792-mapping.dmp
    Download
  • memory/1736-117-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

    Download
  • memory/1736-120-0x0000000002E80000-0x0000000002E81000-memory.dmp
    Filesize

    4KB

    Download
  • memory/2324-115-0x00000000009F0000-0x0000000000A9E000-memory.dmp
    Filesize

    696KB

    Download
  • memory/2324-116-0x00000000009F0000-0x0000000000A9E000-memory.dmp
    Filesize

    696KB

    Download