Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    09-12-2021 14:25

General

  • Target

    02b1c52fbed352a5a52090d0ee09b1e39a15f2218186a94b97e5ca1ef3de73c2.exe

  • Size

    5.4MB

  • MD5

    5096680c111700a7343cac14d166ce90

  • SHA1

    8277b38de8b62abbd9c1722c1a512741622e928c

  • SHA256

    02b1c52fbed352a5a52090d0ee09b1e39a15f2218186a94b97e5ca1ef3de73c2

  • SHA512

    2c37d448de62be7b9b616b29c0633cc1af4ff083e8213df6efe090a761ae39d17fa670a2fb700c149c02fa61b4cda20d661f45bc3cc10e82dcdc990f909e8d50

Malware Config

Extracted

Family

danabot

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 2 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 2 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\02b1c52fbed352a5a52090d0ee09b1e39a15f2218186a94b97e5ca1ef3de73c2.exe
    "C:\Users\Admin\AppData\Local\Temp\02b1c52fbed352a5a52090d0ee09b1e39a15f2218186a94b97e5ca1ef3de73c2.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2748
    • C:\Users\Admin\AppData\Local\Temp\tongan\sacque.exe
      "C:\Users\Admin\AppData\Local\Temp\tongan\sacque.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:1876
      • 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:696
    • C:\Users\Admin\AppData\Local\Temp\tongan\tilmusvp.exe
      "C:\Users\Admin\AppData\Local\Temp\tongan\tilmusvp.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:2652
      • C:\Users\Admin\AppData\Local\Temp\yqppjkopqnhb.exe
        "C:\Users\Admin\AppData\Local\Temp\yqppjkopqnhb.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:2948
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\YQPPJK~1.DLL,s C:\Users\Admin\AppData\Local\Temp\YQPPJK~1.EXE
          4⤵
          • Loads dropped DLL
          PID:2136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2948 -s 544
          4⤵
          • Suspicious use of NtCreateProcessExOtherParentProcess
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2664
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\gcwkefoxddr.vbs"
        3⤵
          PID:576
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\twbnxksolpa.vbs"
          3⤵
          • Blocklisted process makes network request
          PID:848

    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

      13ba2b963ad31dfee4d6f218a9fa6bd4

      SHA1

      30af04c202d1d0b5008e614c0a00723f08a2936b

      SHA256

      af69870a7615adb6518a009b143b995d4a3147dcdfba2904829052ffa019fa49

      SHA512

      30061391d73f64f5624b1c4e00a8ee11511692b2878dd2fb4e93b5ce05db833ac5e864d805970b75368f53078fafd0d33d193e17f117427a8d0ff2a69ea6d6df

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

      498b202b4c51535c200938f99bfd399c

      SHA1

      8635cc3e9822e5267904ecedd9e92680d285235e

      SHA256

      fc905a0a5d17e6cb9951d23dc5020208430d1aa8275845ba10d538ea1204481a

      SHA512

      7778dbcb3b10963a37d0ef35b4938460ff9d6636d303f46e2864bd9265b59d9a101618540427818eafd7e1b5aebed9699fab80d504ed1b45504e7849b79e6eac

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

      8acff2ba292e4d4e1b0f1b601362754b

      SHA1

      6ac128e5ab2f4acb559c30f402f5543bee4dae81

      SHA256

      a30aa58b08d0e36b09abf4026fd71999cd68b194b94887b5ce1e681635e84752

      SHA512

      00b705d58719727353ca75b739d4c9ea24c13c7be7e994e0a4a344d6c1db6e44baa5d9bb473426ba2652852b4e9ea7c1834fae33342710cc51b2479e416809cf

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

      6aee0a1a73ed85b554aed2cbfc722e0c

      SHA1

      09a1571a20ad5712731d5f39ab62d5dd91bbc651

      SHA256

      a27fb1f7596e8c2d97aec81b107f7d65790b0e6a43c7da63832620ca2d8f3926

      SHA512

      6511e5c280b7000f100d2640a26edb6315ec41634066713782423c149c2abd9afd4074fd2eaa1622b4b7e10ddf596d14a69c79168cec70cac0549a648fa06c2c

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

      6aee0a1a73ed85b554aed2cbfc722e0c

      SHA1

      09a1571a20ad5712731d5f39ab62d5dd91bbc651

      SHA256

      a27fb1f7596e8c2d97aec81b107f7d65790b0e6a43c7da63832620ca2d8f3926

      SHA512

      6511e5c280b7000f100d2640a26edb6315ec41634066713782423c149c2abd9afd4074fd2eaa1622b4b7e10ddf596d14a69c79168cec70cac0549a648fa06c2c

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

      355a4152b826bac3bb7ff5ffd95ec7ed

      SHA1

      f49b68263295852e2c2aa08fb475b6f999545289

      SHA256

      68502d30f4d6ede5a62c4306ebc796bd1f9e7f1ae34eac34b9f21d78d200cb8c

      SHA512

      c73c45ef0a8052160c4f1a62e4b2a500a410ae33ca277ed40d49c38bd6cbabc0b20c74acc116308790038648e070d95768e5a50f60a2eb73891afbb49d7d40ba

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

      355a4152b826bac3bb7ff5ffd95ec7ed

      SHA1

      f49b68263295852e2c2aa08fb475b6f999545289

      SHA256

      68502d30f4d6ede5a62c4306ebc796bd1f9e7f1ae34eac34b9f21d78d200cb8c

      SHA512

      c73c45ef0a8052160c4f1a62e4b2a500a410ae33ca277ed40d49c38bd6cbabc0b20c74acc116308790038648e070d95768e5a50f60a2eb73891afbb49d7d40ba

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

      0fe8b7d965f53325cccac3525809da14

      SHA1

      c8fb3b838a5495c49526c7985900859aa8b4053f

      SHA256

      b7b2da24747ae5f256712ab80eea5cd1f6de2bf7b08af3e6c73d8b7a02829b07

      SHA512

      7e273eb27cfd0a2991518d90894418342d9acfd5dc6d8ca197f2020aed21d37e47bccbf6c6dbe17465b105c367eb4f92fd4e93a2474e682e0e2eb303cd72a3b2

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

      c5b66be1b591daf1391a635c2417b814

      SHA1

      36cb2f68e7d2f33b4695a6997f5b48c083552faf

      SHA256

      ebb6faa3ed76276b1af1aaef8a22026dcc7d05f2e9ab8ab8c814505f59680f3f

      SHA512

      ad54f4c3382c06d373e00618e298dd90b660391d2d515c851d19224699c14eb3f643e98e81c0eb2f324b3404652ebd773a46bab24dba79ef504d06c9e087e0f4

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

      c5b66be1b591daf1391a635c2417b814

      SHA1

      36cb2f68e7d2f33b4695a6997f5b48c083552faf

      SHA256

      ebb6faa3ed76276b1af1aaef8a22026dcc7d05f2e9ab8ab8c814505f59680f3f

      SHA512

      ad54f4c3382c06d373e00618e298dd90b660391d2d515c851d19224699c14eb3f643e98e81c0eb2f324b3404652ebd773a46bab24dba79ef504d06c9e087e0f4

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

      6aee0a1a73ed85b554aed2cbfc722e0c

      SHA1

      09a1571a20ad5712731d5f39ab62d5dd91bbc651

      SHA256

      a27fb1f7596e8c2d97aec81b107f7d65790b0e6a43c7da63832620ca2d8f3926

      SHA512

      6511e5c280b7000f100d2640a26edb6315ec41634066713782423c149c2abd9afd4074fd2eaa1622b4b7e10ddf596d14a69c79168cec70cac0549a648fa06c2c

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

      6aee0a1a73ed85b554aed2cbfc722e0c

      SHA1

      09a1571a20ad5712731d5f39ab62d5dd91bbc651

      SHA256

      a27fb1f7596e8c2d97aec81b107f7d65790b0e6a43c7da63832620ca2d8f3926

      SHA512

      6511e5c280b7000f100d2640a26edb6315ec41634066713782423c149c2abd9afd4074fd2eaa1622b4b7e10ddf596d14a69c79168cec70cac0549a648fa06c2c

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

      498b202b4c51535c200938f99bfd399c

      SHA1

      8635cc3e9822e5267904ecedd9e92680d285235e

      SHA256

      fc905a0a5d17e6cb9951d23dc5020208430d1aa8275845ba10d538ea1204481a

      SHA512

      7778dbcb3b10963a37d0ef35b4938460ff9d6636d303f46e2864bd9265b59d9a101618540427818eafd7e1b5aebed9699fab80d504ed1b45504e7849b79e6eac

    • \Users\Admin\AppData\Local\Temp\nsiA441.tmp\UAC.dll
      MD5

      adb29e6b186daa765dc750128649b63d

      SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

      SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

      SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • memory/576-135-0x0000000000000000-mapping.dmp
    • memory/696-145-0x0000000000A90000-0x0000000001185000-memory.dmp
      Filesize

      7.0MB

    • memory/696-147-0x0000000000A90000-0x0000000001185000-memory.dmp
      Filesize

      7.0MB

    • memory/696-146-0x0000000077000000-0x000000007718E000-memory.dmp
      Filesize

      1.6MB

    • memory/696-144-0x0000000000A90000-0x0000000001185000-memory.dmp
      Filesize

      7.0MB

    • memory/696-143-0x0000000000A90000-0x0000000001185000-memory.dmp
      Filesize

      7.0MB

    • memory/696-140-0x0000000000000000-mapping.dmp
    • memory/848-148-0x0000000000000000-mapping.dmp
    • memory/1876-125-0x0000000000F70000-0x0000000001665000-memory.dmp
      Filesize

      7.0MB

    • memory/1876-124-0x0000000000F70000-0x0000000001665000-memory.dmp
      Filesize

      7.0MB

    • memory/1876-116-0x0000000000000000-mapping.dmp
    • memory/1876-127-0x0000000000F70000-0x0000000001665000-memory.dmp
      Filesize

      7.0MB

    • memory/1876-122-0x0000000000F70000-0x0000000001665000-memory.dmp
      Filesize

      7.0MB

    • memory/1876-123-0x0000000077000000-0x000000007718E000-memory.dmp
      Filesize

      1.6MB

    • memory/2136-152-0x0000000000000000-mapping.dmp
    • memory/2652-129-0x0000000000CB0000-0x0000000001378000-memory.dmp
      Filesize

      6.8MB

    • memory/2652-126-0x0000000000CB0000-0x0000000001378000-memory.dmp
      Filesize

      6.8MB

    • memory/2652-128-0x0000000000CB0000-0x0000000001378000-memory.dmp
      Filesize

      6.8MB

    • memory/2652-130-0x0000000077000000-0x000000007718E000-memory.dmp
      Filesize

      1.6MB

    • memory/2652-119-0x0000000000000000-mapping.dmp
    • memory/2652-131-0x0000000000CB0000-0x0000000001378000-memory.dmp
      Filesize

      6.8MB

    • memory/2948-137-0x00000000009BD000-0x0000000000B4E000-memory.dmp
      Filesize

      1.6MB

    • memory/2948-138-0x0000000000B50000-0x0000000000CF8000-memory.dmp
      Filesize

      1.7MB

    • memory/2948-139-0x0000000000400000-0x000000000064E000-memory.dmp
      Filesize

      2.3MB

    • memory/2948-132-0x0000000000000000-mapping.dmp