Analysis

  • max time kernel
    151s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-11-2022 18:12

General

  • Target

    d0fe97a770e2046435a4cabbafbc6738171ee6d436478192bf7bffeea57f4337.exe

  • Size

    2.2MB

  • MD5

    5f947b7e7798b0a66d4fa58171d7e688

  • SHA1

    67f196b2cdf63dd5719a7b89e8e23097b73ffcf9

  • SHA256

    d0fe97a770e2046435a4cabbafbc6738171ee6d436478192bf7bffeea57f4337

  • SHA512

    4e26a8efa6ec3b3fceb23dd69041b8e6609f5b3878ea2c71e850e40daae0886e56a246281da318b0e96e30df7e4a6585ccb5069475e1e9cd87f4c4eef4218953

  • SSDEEP

    24576:uAHnh+eWsN3skA4RV1Hom2KXMmHaNKuZtncFYj7uurNYvj+4c0JnCPcd5m:Zh+ZkldoPK8YaNDYvdcEC+m

Malware Config

Extracted

Family

nanocore

Version

1.2.2.0

C2

shamim.zapto.org:11457

tost.dynamic-dns.net:11457

Mutex

8017d58d-7b7f-4b91-b6de-613adf085a1e

Attributes
  • activate_away_mode

    false

  • backup_connection_host

    tost.dynamic-dns.net

  • backup_dns_server

    8.8.4.4

  • buffer_size

    65535

  • build_time

    2018-12-01T22:40:08.386446536Z

  • bypass_user_account_control

    true

  • bypass_user_account_control_data

  • clear_access_control

    true

  • clear_zone_identifier

    false

  • connect_delay

    4000

  • connection_port

    11457

  • default_group

    ALPHA

  • 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

    8017d58d-7b7f-4b91-b6de-613adf085a1e

  • mutex_timeout

    5000

  • prevent_system_sleep

    false

  • primary_connection_host

    shamim.zapto.org

  • primary_dns_server

    8.8.8.8

  • request_elevation

    true

  • restart_delay

    5000

  • run_delay

    0

  • run_on_startup

    true

  • set_critical_process

    true

  • timeout_interval

    5000

  • use_custom_dns_server

    false

  • version

    1.2.2.0

  • wan_timeout

    8000

Extracted

Family

lokibot

C2

http://directmalta.com/blye.directmalta.com/wp-admin/css/colors/blue/five/fre.php

http://kbfvzoboss.bid/alien/fre.php

http://alphastand.trade/alien/fre.php

http://alphastand.win/alien/fre.php

http://alphastand.top/alien/fre.php

Signatures

  • Lokibot

    Lokibot is a Password and CryptoCoin Wallet Stealer.

  • NanoCore

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

  • Executes dropped EXE 2 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d0fe97a770e2046435a4cabbafbc6738171ee6d436478192bf7bffeea57f4337.exe
    "C:\Users\Admin\AppData\Local\Temp\d0fe97a770e2046435a4cabbafbc6738171ee6d436478192bf7bffeea57f4337.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Suspicious use of SetThreadContext
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:3564
    • C:\Users\Admin\AppData\Local\Temp\hhu.exe
      "C:\Users\Admin\AppData\Local\Temp\hhu.exe"
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2980
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\hhu.exe:Zone.Identifier"
        3⤵
        • NTFS ADS
        PID:1332
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /C type nul > "C:\Users\Admin\AppData\Local\Temp\hhu.exe:Zone.Identifier"
        3⤵
        • NTFS ADS
        PID:3192
      • C:\Users\Admin\AppData\Local\Temp\hhu.exe
        "C:\Users\Admin\AppData\Local\Temp\hhu.exe"
        3⤵
        • Executes dropped EXE
        • Accesses Microsoft Outlook profiles
        • Suspicious use of AdjustPrivilegeToken
        • outlook_office_path
        • outlook_win_path
        PID:348
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"
      2⤵
      • Checks whether UAC is enabled
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:4960

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\hhu.exe
    Filesize

    404KB

    MD5

    58a99ccc2bac6833f830bcd461fbe3f5

    SHA1

    0a46a1a6bac05f7f3b25919ab1481bb587bba1cd

    SHA256

    48aecd9b5733eb20157253c4b800d40d6b20db690fd45abf65e4ed3c6e59dff5

    SHA512

    193313f5372800c1d62854d9b067f6b56658277f4478da52974dbdd888fec0edb962ee22950886c60d23389f6ad7618e9fcd34985867ddfe108432e5eb8b2cfe

  • C:\Users\Admin\AppData\Local\Temp\hhu.exe
    Filesize

    404KB

    MD5

    58a99ccc2bac6833f830bcd461fbe3f5

    SHA1

    0a46a1a6bac05f7f3b25919ab1481bb587bba1cd

    SHA256

    48aecd9b5733eb20157253c4b800d40d6b20db690fd45abf65e4ed3c6e59dff5

    SHA512

    193313f5372800c1d62854d9b067f6b56658277f4478da52974dbdd888fec0edb962ee22950886c60d23389f6ad7618e9fcd34985867ddfe108432e5eb8b2cfe

  • C:\Users\Admin\AppData\Local\Temp\hhu.exe
    Filesize

    404KB

    MD5

    58a99ccc2bac6833f830bcd461fbe3f5

    SHA1

    0a46a1a6bac05f7f3b25919ab1481bb587bba1cd

    SHA256

    48aecd9b5733eb20157253c4b800d40d6b20db690fd45abf65e4ed3c6e59dff5

    SHA512

    193313f5372800c1d62854d9b067f6b56658277f4478da52974dbdd888fec0edb962ee22950886c60d23389f6ad7618e9fcd34985867ddfe108432e5eb8b2cfe

  • memory/348-159-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/348-158-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/348-157-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/348-156-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/348-153-0x0000000000400000-0x00000000004A2000-memory.dmp
    Filesize

    648KB

  • memory/348-152-0x0000000000000000-mapping.dmp
  • memory/1332-147-0x0000000000000000-mapping.dmp
  • memory/2980-146-0x0000000007F20000-0x00000000080E2000-memory.dmp
    Filesize

    1.8MB

  • memory/2980-132-0x0000000000000000-mapping.dmp
  • memory/2980-148-0x00000000083A0000-0x0000000008406000-memory.dmp
    Filesize

    408KB

  • memory/2980-150-0x0000000008BE0000-0x0000000008C02000-memory.dmp
    Filesize

    136KB

  • memory/2980-151-0x0000000008CB0000-0x0000000008D4C000-memory.dmp
    Filesize

    624KB

  • memory/2980-137-0x0000000007290000-0x0000000007322000-memory.dmp
    Filesize

    584KB

  • memory/2980-136-0x00000000077A0000-0x0000000007D44000-memory.dmp
    Filesize

    5.6MB

  • memory/2980-135-0x0000000000130000-0x000000000019C000-memory.dmp
    Filesize

    432KB

  • memory/3192-149-0x0000000000000000-mapping.dmp
  • memory/4960-145-0x0000000071090000-0x0000000071641000-memory.dmp
    Filesize

    5.7MB

  • memory/4960-144-0x0000000071090000-0x0000000071641000-memory.dmp
    Filesize

    5.7MB

  • memory/4960-139-0x0000000000400000-0x0000000000438000-memory.dmp
    Filesize

    224KB

  • memory/4960-138-0x0000000000000000-mapping.dmp