Analysis

  • max time kernel
    143s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    12-12-2024 01:56

General

  • Target

    COMMERCIAL INVOICE AND DHL WEB TRACKING DETAI.exe

  • Size

    1.0MB

  • MD5

    b3d29fb2f6ee5fa0ce6e777eed56d420

  • SHA1

    6ebd26c9ae4a12e76699682a99b7e47c591481ff

  • SHA256

    a9b8879292fbf7bd63b7880cf9e1084040aa1c9adaf0b0f2d05e721696aae161

  • SHA512

    3780cf7a0f339f673735ab847a36abc91aa5b3e1d63c7ab18a29507a0384018f2d0dcd62ebea4beb559d73173f763897517a567a27595743532129e26b8b8956

  • SSDEEP

    24576:ou6J33O0c+JY5UZ+XC0kGso6FauUAGhCtti4n0WY:Cu0c++OCvkGs9FauNBttLXY

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

192.177.111.65:7090

Mutex

3ddebdae-a1f4-41b3-9606-ade5cb2cec4c

Attributes
  • activate_away_mode

    true

  • backup_connection_host

    192.177.111.65

  • backup_dns_server

    192.177.111.65

  • buffer_size

    65535

  • build_time

    2024-09-21T08:21:20.013878636Z

  • bypass_user_account_control

    false

  • bypass_user_account_control_data

    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

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    7090

  • 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

    3ddebdae-a1f4-41b3-9606-ade5cb2cec4c

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    192.177.111.65

  • primary_dns_server

    192.177.111.65

  • request_elevation

    false

  • 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.

  • Nanocore family
  • Detected Nirsoft tools 5 IoCs

    Free utilities often used by attackers which can steal passwords, product keys, etc.

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 5 IoCs
  • Drops file in Program Files directory 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\COMMERCIAL INVOICE AND DHL WEB TRACKING DETAI.exe
    "C:\Users\Admin\AppData\Local\Temp\COMMERCIAL INVOICE AND DHL WEB TRACKING DETAI.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:1488
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
      "C:\Users\Admin\AppData\Local\Temp\COMMERCIAL INVOICE AND DHL WEB TRACKING DETAI.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2300
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "DSL Manager" /xml "C:\Users\Admin\AppData\Local\Temp\tmpD78A.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2588
      • C:\Windows\SysWOW64\schtasks.exe
        "schtasks.exe" /create /f /tn "DSL Manager Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmpD866.tmp"
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:2772
      • \??\c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
        "c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe" /shtml "C:\Users\Admin\AppData\Local\Temp\r3fsjjr2.wro"
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:2636
      • \??\c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
        "c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe" /shtml "C:\Users\Admin\AppData\Local\Temp\n35bxwaw.grw"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:3016
      • \??\c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
        "c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe" /shtml "C:\Users\Admin\AppData\Local\Temp\mhdphlld.0ti"
        3⤵
        • Accesses Microsoft Outlook accounts
        • System Location Discovery: System Language Discovery
        PID:496
      • \??\c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe
        "c:\windows\microsoft.net\framework\v2.0.50727\vbc.exe" /shtml "C:\Users\Admin\AppData\Local\Temp\se31534u.bmu"
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:1732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\n35bxwaw.grw

    Filesize

    926B

    MD5

    919e671c3d5959a91ef2d4c377d2b2ff

    SHA1

    b1202b19512bbd390d3d5164792501c87bb42c41

    SHA256

    d2e079df7cf6388315368ba79bf099ad2ff5428af51bf5abf2d99a2d7c5eb651

    SHA512

    f3298256372beab8efe81b2e08d3b3869281f625de1ee13189c6b95eb2134d223df6f64cc9e490dd6b52a53aa936adc17bd5dfe4e50ee0fe420f3ebae276381c

  • C:\Users\Admin\AppData\Local\Temp\r3fsjjr2.wro

    Filesize

    523B

    MD5

    69b2a2e17e78d24abee9f1de2f04811a

    SHA1

    d19c109704e83876ab3527457f9418a7d053aa33

    SHA256

    1b1491f21e64681f8fdc27b2265e2274fb7813eecb6ad8b446d2e431f6300edd

    SHA512

    eb7269979bc4187520636fe3d7b3089f2c7c02e81c4ce2a738ade680f72c61c67fe9577eeaa09d3ca93f34b60be8c434d2cfbfed6566e783f6611279f056150f

  • C:\Users\Admin\AppData\Local\Temp\tilths

    Filesize

    203KB

    MD5

    c7ffd1e38d28f553bea2faf8df2dadfe

    SHA1

    689336226ca2a224d58df97cad0150eef09d7296

    SHA256

    710cc40bf10d7a602e604243b9d22b00e443bac3ff2e6f767ef56258f92fed30

    SHA512

    2a47ebb8927b84c94075ccacb8afed7b27d37a3e4d737c014a3a3cce502e0b549c44950b13605ccccaf6e50c35df608bdaf3fa336945a7bd0f40bc8cb0564a03

  • C:\Users\Admin\AppData\Local\Temp\tmpD78A.tmp

    Filesize

    1KB

    MD5

    40b11ef601fb28f9b2e69d36857bf2ec

    SHA1

    b6454020ad2ceed193f4792b77001d0bd741b370

    SHA256

    c51e12d18cc664425f6711d8ae2507068884c7057092cfa11884100e1e9d49e1

    SHA512

    e3c5bcc714cbfca4b8058ddcddf231dcefa69c15881ce3f8123e59ed45cfb5da052b56e1945dcf8dc7f800d62f9a4eecb82bca69a66a1530787aeffeb15e2bd5

  • C:\Users\Admin\AppData\Local\Temp\tmpD866.tmp

    Filesize

    1KB

    MD5

    a0bcaf1694d4fcae2c44258530850f35

    SHA1

    99e9ccea3a9dca8d94808f6488fdc37c0b3bfe73

    SHA256

    099c4a82d8e8ddf5ff801a8f08fb5a143834506e936ce846b380a42eb24e888e

    SHA512

    ad3f2fbc09f7d57c24a35a62f00251c93d480e065f3b7fbc7133736cb144a3031fdc9f3e8be8a1c6dcdb8b3def654618faab416f66a28628ab71e55de4df0da3

  • memory/496-88-0x0000000000420000-0x0000000000487000-memory.dmp

    Filesize

    412KB

  • memory/496-89-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1488-11-0x0000000000120000-0x0000000000124000-memory.dmp

    Filesize

    16KB

  • memory/1732-109-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/2300-16-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2300-27-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-31-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-32-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-33-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-19-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-18-0x0000000074820000-0x0000000074DCB000-memory.dmp

    Filesize

    5.7MB

  • memory/2300-17-0x0000000074821000-0x0000000074822000-memory.dmp

    Filesize

    4KB

  • memory/2300-15-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2300-12-0x0000000000400000-0x0000000000438000-memory.dmp

    Filesize

    224KB

  • memory/2636-48-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-46-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-40-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-49-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-53-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-44-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/2636-38-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-34-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-36-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2636-42-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3016-66-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-61-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-59-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-72-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-63-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-67-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-57-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB

  • memory/3016-56-0x0000000000400000-0x0000000000453000-memory.dmp

    Filesize

    332KB