Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    20-12-2021 17:30

General

  • Target

    0724a4302ad37929cb58cc90dad7c90459df4eba0bccbfb4008965d917a55209.exe

  • Size

    5.4MB

  • MD5

    e946313323a4fab93d139a9e3861e5ef

  • SHA1

    19c67ccdfbfc3971d31b5827f185009976072936

  • SHA256

    0724a4302ad37929cb58cc90dad7c90459df4eba0bccbfb4008965d917a55209

  • SHA512

    a85beddb32dbd48b802387b32a856f4fcb91916fcbc099e279c706e9ac553e75e34370a511720c9eee77f436922de71a68e746a5ed002282e13e44a1165b8ed0

Malware Config

Extracted

Family

danabot

Botnet

4

C2

142.11.244.223:443

23.106.122.139:443

Attributes
  • embedded_hash

    0FA95F120D6EB149A5D48E36BC76879D

  • type

    loader

rsa_pubkey.plain
rsa_privkey.plain

Signatures

  • Danabot

    Danabot is a modular banking Trojan that has been linked with other malware.

  • Danabot Loader Component 4 IoCs
  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Loads dropped DLL 3 IoCs
  • Themida packer 18 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0724a4302ad37929cb58cc90dad7c90459df4eba0bccbfb4008965d917a55209.exe
    "C:\Users\Admin\AppData\Local\Temp\0724a4302ad37929cb58cc90dad7c90459df4eba0bccbfb4008965d917a55209.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:3476
    • C:\Users\Admin\AppData\Local\Temp\patwin\napaea.exe
      "C:\Users\Admin\AppData\Local\Temp\patwin\napaea.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2248
      • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
        "C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe"
        3⤵
        • Executes dropped EXE
        • Checks BIOS information in registry
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: AddClipboardFormatListener
        • Suspicious behavior: EnumeratesProcesses
        PID:652
    • C:\Users\Admin\AppData\Local\Temp\patwin\outwitvp.exe
      "C:\Users\Admin\AppData\Local\Temp\patwin\outwitvp.exe"
      2⤵
      • Executes dropped EXE
      • Checks BIOS information in registry
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Checks processor information in registry
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:3784
      • C:\Users\Admin\AppData\Local\Temp\ajxbrplumyh.exe
        "C:\Users\Admin\AppData\Local\Temp\ajxbrplumyh.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3164
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\AJXBRP~1.DLL,s C:\Users\Admin\AppData\Local\Temp\AJXBRP~1.EXE
          4⤵
          • Loads dropped DLL
          PID:2416
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3164 -s 576
          4⤵
          • Suspicious use of NtCreateProcessExOtherParentProcess
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1448
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\ohocgkdjiqax.vbs"
        3⤵
          PID:2216
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\tnfwuqovx.vbs"
          3⤵
          • Blocklisted process makes network request
          PID:4016

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Defense Evasion

    Virtualization/Sandbox Evasion

    1
    T1497

    Discovery

    Query Registry

    3
    T1012

    Virtualization/Sandbox Evasion

    1
    T1497

    System Information Discovery

    4
    T1082

    Command and Control

    Web Service

    1
    T1102

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\103621DE9CD5414CC2538780B4B75751
      MD5

      54e9306f95f32e50ccd58af19753d929

      SHA1

      eab9457321f34d4dcf7d4a0ac83edc9131bf7c57

      SHA256

      45f94dceb18a8f738a26da09ce4558995a4fe02b971882e8116fc9b59813bb72

      SHA512

      8711a4d866f21cdf4d4e6131ec4cfaf6821d0d22b90946be8b5a09ab868af0270a89bc326f03b858f0361a83c11a1531b894dfd1945e4812ba429a7558791f4f

    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\103621DE9CD5414CC2538780B4B75751
      MD5

      f1845618152d924adee4ffb1fe7e852a

      SHA1

      b9457b95f13cc49c0249e9ab4aab6a4f415cc7f9

      SHA256

      0a12cf0b81cd356d9c79be42c4be3bf34f16890a16ae42cfa9dca70e1744cf6d

      SHA512

      366d23c4d04ed95e91949c7aafa68688cd277db13bfc98e94387a46adaffcfa2332045607689867a91214bf247f5c8586f9e174858514440ad1cbadad9bc0aee

    • C:\Users\Admin\AppData\Local\Temp\AJXBRP~1.DLL
      MD5

      82c926c1e5b0315301ae4cd67525515a

      SHA1

      72a1e116dadf7fb06ee444dd5d849403cd3eaa07

      SHA256

      c7ce8f1c2e580312fb8ee928d49bb23183328976969f3c2e1e87b2bb6d05b72f

      SHA512

      951730c9c6aae653a3bace4671a83397658abbb8b1c008b2e70828c155004797e416e6bfc1469968b20e2952bfc82fcf21257b5b8f9d7a6f59fb3ce620d8002a

    • C:\Users\Admin\AppData\Local\Temp\ajxbrplumyh.exe
      MD5

      987539956cc5e47cb0bd3c6162ad62bb

      SHA1

      aa85bd9477f41bcbe19983aedf4702d2390c2893

      SHA256

      9e241b853d30b10cc826fc648d611fe56d38da7fe274856e33ab4fa441645222

      SHA512

      f47e4bfdf3bf5c2ed33686309d22d57dd70016b7c8538bb5afc48697005b5ebdd3fe526f4614f0d70b53b7c725c925ddbe54bb2a6ce676ba94016c69a8647032

    • C:\Users\Admin\AppData\Local\Temp\ajxbrplumyh.exe
      MD5

      987539956cc5e47cb0bd3c6162ad62bb

      SHA1

      aa85bd9477f41bcbe19983aedf4702d2390c2893

      SHA256

      9e241b853d30b10cc826fc648d611fe56d38da7fe274856e33ab4fa441645222

      SHA512

      f47e4bfdf3bf5c2ed33686309d22d57dd70016b7c8538bb5afc48697005b5ebdd3fe526f4614f0d70b53b7c725c925ddbe54bb2a6ce676ba94016c69a8647032

    • C:\Users\Admin\AppData\Local\Temp\ohocgkdjiqax.vbs
      MD5

      792f4ef375fc0bd9eb0c7c9f48384548

      SHA1

      42ccbe64670601dfe0617a327a64c970cc361e52

      SHA256

      765b0e7f6a40d2eae7d84f44f5b1a914eb37c3223e511e0579bdef28389ce4cb

      SHA512

      22174133febfebc28e5582bbbf7095d7354744ee466d9c3bdc531b99bb893a2c65079e2fcfdd88f0c07b3cb30c6f04a5db589bfdf4ebdcdad7f5ed8ee4edb10f

    • C:\Users\Admin\AppData\Local\Temp\patwin\napaea.exe
      MD5

      75182fea96cd2dea68a23d360fb647c8

      SHA1

      992c5fe1ac704528a505bb42162a421e3d29b7cb

      SHA256

      3eca25c6a211415959e59d89e6f8c6a9b1d1c45bfbb9ce8bfc133c66958dc97c

      SHA512

      649aa18d4303f42fb9b8dc90994f8d40aa45a07f2842edfce1a389c0f1c2510f7828b233b7205e2171e8a147eed7c3a18efd162e060c83ad1f0fbbd3f4a56ec0

    • C:\Users\Admin\AppData\Local\Temp\patwin\napaea.exe
      MD5

      75182fea96cd2dea68a23d360fb647c8

      SHA1

      992c5fe1ac704528a505bb42162a421e3d29b7cb

      SHA256

      3eca25c6a211415959e59d89e6f8c6a9b1d1c45bfbb9ce8bfc133c66958dc97c

      SHA512

      649aa18d4303f42fb9b8dc90994f8d40aa45a07f2842edfce1a389c0f1c2510f7828b233b7205e2171e8a147eed7c3a18efd162e060c83ad1f0fbbd3f4a56ec0

    • C:\Users\Admin\AppData\Local\Temp\patwin\outwitvp.exe
      MD5

      948b5f54439e4bcfd1c17cb9ae8d1ed3

      SHA1

      e7236e3cb35a7c9caace5aa7f570dbb2311ba736

      SHA256

      ee2955c290f9dc1a8026adcced932aaab678f5227f54fddf6a018fc81f7b01de

      SHA512

      e6fa55501c1f151780d81ccf2db1dcb17953c89fb6fe3b577f9d751c09bd42dc5924ff09e69843fb50f64f96b34d743d6ef1e2c02059b1efd8854ecdbfc40adf

    • C:\Users\Admin\AppData\Local\Temp\patwin\outwitvp.exe
      MD5

      948b5f54439e4bcfd1c17cb9ae8d1ed3

      SHA1

      e7236e3cb35a7c9caace5aa7f570dbb2311ba736

      SHA256

      ee2955c290f9dc1a8026adcced932aaab678f5227f54fddf6a018fc81f7b01de

      SHA512

      e6fa55501c1f151780d81ccf2db1dcb17953c89fb6fe3b577f9d751c09bd42dc5924ff09e69843fb50f64f96b34d743d6ef1e2c02059b1efd8854ecdbfc40adf

    • C:\Users\Admin\AppData\Local\Temp\tnfwuqovx.vbs
      MD5

      e111363ca8fc9ebc4692499d9eb3c187

      SHA1

      d6144ff4ea13879db186712a8577e9d432879723

      SHA256

      f8d18cdbb30bb01bf5d032f75106ebf2aa5c50749731f8c1364f46e6320594bc

      SHA512

      164c786d8bad32f94a2da71578339b02d9501785c0cef726d99d3f4bccb7695e9704a01259822229269ce0c1f2173a1c57868be20d3bd2dbebb4279699946e2f

    • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      75182fea96cd2dea68a23d360fb647c8

      SHA1

      992c5fe1ac704528a505bb42162a421e3d29b7cb

      SHA256

      3eca25c6a211415959e59d89e6f8c6a9b1d1c45bfbb9ce8bfc133c66958dc97c

      SHA512

      649aa18d4303f42fb9b8dc90994f8d40aa45a07f2842edfce1a389c0f1c2510f7828b233b7205e2171e8a147eed7c3a18efd162e060c83ad1f0fbbd3f4a56ec0

    • C:\Users\Admin\AppData\Roaming\NCH Software\DrawPad\DpEditor.exe
      MD5

      75182fea96cd2dea68a23d360fb647c8

      SHA1

      992c5fe1ac704528a505bb42162a421e3d29b7cb

      SHA256

      3eca25c6a211415959e59d89e6f8c6a9b1d1c45bfbb9ce8bfc133c66958dc97c

      SHA512

      649aa18d4303f42fb9b8dc90994f8d40aa45a07f2842edfce1a389c0f1c2510f7828b233b7205e2171e8a147eed7c3a18efd162e060c83ad1f0fbbd3f4a56ec0

    • \Users\Admin\AppData\Local\Temp\AJXBRP~1.DLL
      MD5

      82c926c1e5b0315301ae4cd67525515a

      SHA1

      72a1e116dadf7fb06ee444dd5d849403cd3eaa07

      SHA256

      c7ce8f1c2e580312fb8ee928d49bb23183328976969f3c2e1e87b2bb6d05b72f

      SHA512

      951730c9c6aae653a3bace4671a83397658abbb8b1c008b2e70828c155004797e416e6bfc1469968b20e2952bfc82fcf21257b5b8f9d7a6f59fb3ce620d8002a

    • \Users\Admin\AppData\Local\Temp\AJXBRP~1.DLL
      MD5

      82c926c1e5b0315301ae4cd67525515a

      SHA1

      72a1e116dadf7fb06ee444dd5d849403cd3eaa07

      SHA256

      c7ce8f1c2e580312fb8ee928d49bb23183328976969f3c2e1e87b2bb6d05b72f

      SHA512

      951730c9c6aae653a3bace4671a83397658abbb8b1c008b2e70828c155004797e416e6bfc1469968b20e2952bfc82fcf21257b5b8f9d7a6f59fb3ce620d8002a

    • \Users\Admin\AppData\Local\Temp\nsm1579.tmp\UAC.dll
      MD5

      adb29e6b186daa765dc750128649b63d

      SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

      SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

      SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • memory/652-140-0x0000000076F70000-0x00000000770FE000-memory.dmp
      Filesize

      1.6MB

    • memory/652-141-0x00000000011B0000-0x0000000001886000-memory.dmp
      Filesize

      6.8MB

    • memory/652-142-0x00000000011B0000-0x0000000001886000-memory.dmp
      Filesize

      6.8MB

    • memory/652-143-0x00000000011B0000-0x0000000001886000-memory.dmp
      Filesize

      6.8MB

    • memory/652-144-0x00000000011B0000-0x0000000001886000-memory.dmp
      Filesize

      6.8MB

    • memory/652-137-0x0000000000000000-mapping.dmp
    • memory/2216-135-0x0000000000000000-mapping.dmp
    • memory/2248-125-0x0000000000E10000-0x00000000014E6000-memory.dmp
      Filesize

      6.8MB

    • memory/2248-124-0x0000000000E10000-0x00000000014E6000-memory.dmp
      Filesize

      6.8MB

    • memory/2248-116-0x0000000000000000-mapping.dmp
    • memory/2248-130-0x0000000076F70000-0x00000000770FE000-memory.dmp
      Filesize

      1.6MB

    • memory/2248-122-0x0000000000E10000-0x00000000014E6000-memory.dmp
      Filesize

      6.8MB

    • memory/2248-123-0x0000000000E10000-0x00000000014E6000-memory.dmp
      Filesize

      6.8MB

    • memory/2416-156-0x00000000040A0000-0x000000000431A000-memory.dmp
      Filesize

      2.5MB

    • memory/2416-152-0x0000000000000000-mapping.dmp
    • memory/3164-146-0x00000000025A0000-0x0000000002745000-memory.dmp
      Filesize

      1.6MB

    • memory/3164-132-0x0000000000000000-mapping.dmp
    • memory/3164-147-0x0000000000400000-0x0000000000655000-memory.dmp
      Filesize

      2.3MB

    • memory/3164-145-0x0000000002408000-0x0000000002596000-memory.dmp
      Filesize

      1.6MB

    • memory/3784-126-0x0000000000200000-0x00000000008E1000-memory.dmp
      Filesize

      6.9MB

    • memory/3784-127-0x0000000000200000-0x00000000008E1000-memory.dmp
      Filesize

      6.9MB

    • memory/3784-128-0x0000000000200000-0x00000000008E1000-memory.dmp
      Filesize

      6.9MB

    • memory/3784-119-0x0000000000000000-mapping.dmp
    • memory/3784-129-0x0000000000200000-0x00000000008E1000-memory.dmp
      Filesize

      6.9MB

    • memory/3784-131-0x0000000076F70000-0x00000000770FE000-memory.dmp
      Filesize

      1.6MB

    • memory/4016-148-0x0000000000000000-mapping.dmp