Analysis

  • max time kernel
    151s
  • max time network
    121s
  • platform
    windows10_x64
  • resource
    win10-en-20211014
  • submitted
    07-12-2021 11:57

General

  • Target

    615aa3a7ee8704e16e93ba731035d4bcc3f4464ecdb44766e814bdd05fff0426.exe

  • Size

    5.3MB

  • MD5

    d29cdd460f6d9747eb2ce497ceee07cf

  • SHA1

    45f75cba21e74d9955ce69d781071d9b4b746bfa

  • SHA256

    615aa3a7ee8704e16e93ba731035d4bcc3f4464ecdb44766e814bdd05fff0426

  • SHA512

    41903d2b5cfad3bba683a2476e4dcccba593cb6d11cdc0c3509698ffdd481f2b751f69cb8dd5e3181dcc9d5ebb9ef0df0d1c068b10f03308545e9053eb639587

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\615aa3a7ee8704e16e93ba731035d4bcc3f4464ecdb44766e814bdd05fff0426.exe
    "C:\Users\Admin\AppData\Local\Temp\615aa3a7ee8704e16e93ba731035d4bcc3f4464ecdb44766e814bdd05fff0426.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in Program Files directory
    • Suspicious use of WriteProcessMemory
    PID:2740
    • C:\Users\Admin\AppData\Local\Temp\acmite\upslip.exe
      "C:\Users\Admin\AppData\Local\Temp\acmite\upslip.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:3384
      • 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:808
    • C:\Users\Admin\AppData\Local\Temp\acmite\wonnervp.exe
      "C:\Users\Admin\AppData\Local\Temp\acmite\wonnervp.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:3004
      • C:\Users\Admin\AppData\Local\Temp\wyrjvltcwmhh.exe
        "C:\Users\Admin\AppData\Local\Temp\wyrjvltcwmhh.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:3840
        • C:\Windows\SysWOW64\rundll32.exe
          C:\Windows\system32\rundll32.exe C:\Users\Admin\AppData\Local\Temp\WYRJVL~1.DLL,s C:\Users\Admin\AppData\Local\Temp\WYRJVL~1.EXE
          4⤵
          • Loads dropped DLL
          PID:1992
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3840 -s 560
          4⤵
          • Suspicious use of NtCreateProcessExOtherParentProcess
          • Program crash
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2280
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\cpgyrao.vbs"
        3⤵
          PID:1572
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\lnlismiyhkkc.vbs"
          3⤵
          • Blocklisted process makes network request
          PID:912

    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

      ce178dc685c0934d3360b2e90cac8744

      SHA1

      28851edf86d5e13e49464751dfe6035d152833a5

      SHA256

      879ec73321637a283d4795ef722440f646314f988c5c1dcfe3f58c3f038f2b37

      SHA512

      cd21c77afb2e1084009778a46cc01e9b8b41ee0dffc910d1c296f110ab78ac3cc30e52382bc827c4c2cdcc049535499050626c97e9678f509145f5ac4f727d95

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

      1d80191976c77857e4afb02987750314

      SHA1

      b7395d6fa30f63bc2824ebf5c2ad6ce7fd7bb370

      SHA256

      ebd9c506456d62324a03829a290a2886bd2d51c358bf442af865baab3133d7cd

      SHA512

      6d5cb5d3a1716e00e78b4e5b03ce6111fd98ec0255400741cba1f352bb419feb3bc23d94a410483a69f0c764a157f1eba1e51ec026febbc7a388a5cf031b6ca8

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

      c9a79a2b9c861ae7b6cda00fc1b1dd4f

      SHA1

      7eb2b7febf1f285ce3d9c4b10e2531a43e8892df

      SHA256

      1746e89f27cd194556fbbbc390a53f78a3bc15814de6361996a874d78ec84442

      SHA512

      fff77dee14a0622fb53fb1404d23a8192670c62b712e156a644b9b70f33d8cbc572a8b56b2dcb76b1386c6f975c090b59b5aaa57437d051f58f77f663c6fc201

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

      c9a79a2b9c861ae7b6cda00fc1b1dd4f

      SHA1

      7eb2b7febf1f285ce3d9c4b10e2531a43e8892df

      SHA256

      1746e89f27cd194556fbbbc390a53f78a3bc15814de6361996a874d78ec84442

      SHA512

      fff77dee14a0622fb53fb1404d23a8192670c62b712e156a644b9b70f33d8cbc572a8b56b2dcb76b1386c6f975c090b59b5aaa57437d051f58f77f663c6fc201

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

      3a147159d6af1629ef2403b32c5a56f2

      SHA1

      3652e76cd272d51b304f3c1003203d98e3290e32

      SHA256

      92c9acf931072da13162c0f60a775b7beee9b15f4eb84c2e009e07c967174dea

      SHA512

      51d2dca209f06b6aa738934660eb5ec350d9c624ffda27a4d33eb75ed3398814fb509076bc5855651f9ceb9bc33b3822e1734d63080450cf06f5fa0ebf99c12b

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

      3a147159d6af1629ef2403b32c5a56f2

      SHA1

      3652e76cd272d51b304f3c1003203d98e3290e32

      SHA256

      92c9acf931072da13162c0f60a775b7beee9b15f4eb84c2e009e07c967174dea

      SHA512

      51d2dca209f06b6aa738934660eb5ec350d9c624ffda27a4d33eb75ed3398814fb509076bc5855651f9ceb9bc33b3822e1734d63080450cf06f5fa0ebf99c12b

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

      7baa072f7ca688a15e1b1576a58432ac

      SHA1

      3acf1a0a2b9926c2ad72c8ed39fe99b98056dd18

      SHA256

      8f5c20a007031056cfdeae757f3c67cf69272713bdda42b54f0f6c8bda9f51bc

      SHA512

      d317337e5a669a6664c2e9ab52f5c32a3df92bea2d2514b0e970fd34d9f6d9d4d91d6c452c49b7a080c0b4a81c2b6f5a89839e4c6eccb5af3567f1decc86f3d8

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

      6188feefe881ddc34858d858b2cfe097

      SHA1

      c16924dec6a958e0fbcfe1fd501245b5f4dc1b5a

      SHA256

      a72ddfe573da93165376d164919f9e47e9818e4891a6a8aec9d67747a97e8eef

      SHA512

      c98223daefa9341d5f01b14e650824850be48af4e56054847236549cae6ebd735a4178e7ddc420ef97247097885331de344ad95de29827692d8906f638cc5f03

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

      de1b48e1ac8d9056b3e9f5601b5a0bdf

      SHA1

      4f937398e854a3eefebd7392e71b4ce9f58b34ce

      SHA256

      aeee9c17c62edf0b47ec0ca31ee8e47b6c1b71afe32a459b0c3acf036f3bcbf2

      SHA512

      0edc46aace4b25642263bf96e26b152ae07b77b2a5ce23114bd233b53adef0f2e53aa0237a61943074d4ec87eb9b1c53278f1e19401ba38a711d18b81bc4cbb4

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

      de1b48e1ac8d9056b3e9f5601b5a0bdf

      SHA1

      4f937398e854a3eefebd7392e71b4ce9f58b34ce

      SHA256

      aeee9c17c62edf0b47ec0ca31ee8e47b6c1b71afe32a459b0c3acf036f3bcbf2

      SHA512

      0edc46aace4b25642263bf96e26b152ae07b77b2a5ce23114bd233b53adef0f2e53aa0237a61943074d4ec87eb9b1c53278f1e19401ba38a711d18b81bc4cbb4

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

      c9a79a2b9c861ae7b6cda00fc1b1dd4f

      SHA1

      7eb2b7febf1f285ce3d9c4b10e2531a43e8892df

      SHA256

      1746e89f27cd194556fbbbc390a53f78a3bc15814de6361996a874d78ec84442

      SHA512

      fff77dee14a0622fb53fb1404d23a8192670c62b712e156a644b9b70f33d8cbc572a8b56b2dcb76b1386c6f975c090b59b5aaa57437d051f58f77f663c6fc201

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

      c9a79a2b9c861ae7b6cda00fc1b1dd4f

      SHA1

      7eb2b7febf1f285ce3d9c4b10e2531a43e8892df

      SHA256

      1746e89f27cd194556fbbbc390a53f78a3bc15814de6361996a874d78ec84442

      SHA512

      fff77dee14a0622fb53fb1404d23a8192670c62b712e156a644b9b70f33d8cbc572a8b56b2dcb76b1386c6f975c090b59b5aaa57437d051f58f77f663c6fc201

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

      1d80191976c77857e4afb02987750314

      SHA1

      b7395d6fa30f63bc2824ebf5c2ad6ce7fd7bb370

      SHA256

      ebd9c506456d62324a03829a290a2886bd2d51c358bf442af865baab3133d7cd

      SHA512

      6d5cb5d3a1716e00e78b4e5b03ce6111fd98ec0255400741cba1f352bb419feb3bc23d94a410483a69f0c764a157f1eba1e51ec026febbc7a388a5cf031b6ca8

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

      adb29e6b186daa765dc750128649b63d

      SHA1

      160cbdc4cb0ac2c142d361df138c537aa7e708c9

      SHA256

      2f7f8fc05dc4fd0d5cda501b47e4433357e887bbfed7292c028d99c73b52dc08

      SHA512

      b28adcccf0c33660fecd6f95f28f11f793dc9988582187617b4c113fb4e6fdad4cf7694cd8c0300a477e63536456894d119741a940dda09b7df3ff0087a7eada

    • memory/808-137-0x0000000000000000-mapping.dmp
    • memory/808-144-0x00000000001A0000-0x000000000088F000-memory.dmp
      Filesize

      6.9MB

    • memory/808-143-0x0000000077270000-0x00000000773FE000-memory.dmp
      Filesize

      1.6MB

    • memory/808-142-0x00000000001A0000-0x000000000088F000-memory.dmp
      Filesize

      6.9MB

    • memory/808-141-0x00000000001A0000-0x000000000088F000-memory.dmp
      Filesize

      6.9MB

    • memory/808-140-0x00000000001A0000-0x000000000088F000-memory.dmp
      Filesize

      6.9MB

    • memory/912-148-0x0000000000000000-mapping.dmp
    • memory/1572-135-0x0000000000000000-mapping.dmp
    • memory/1992-152-0x0000000000000000-mapping.dmp
    • memory/3004-127-0x0000000077270000-0x00000000773FE000-memory.dmp
      Filesize

      1.6MB

    • memory/3004-119-0x0000000000000000-mapping.dmp
    • memory/3004-131-0x00000000001E0000-0x000000000084A000-memory.dmp
      Filesize

      6.4MB

    • memory/3004-130-0x00000000001E0000-0x000000000084A000-memory.dmp
      Filesize

      6.4MB

    • memory/3004-129-0x00000000001E0000-0x000000000084A000-memory.dmp
      Filesize

      6.4MB

    • memory/3004-128-0x00000000001E0000-0x000000000084A000-memory.dmp
      Filesize

      6.4MB

    • memory/3384-125-0x0000000000260000-0x000000000094F000-memory.dmp
      Filesize

      6.9MB

    • memory/3384-126-0x0000000077270000-0x00000000773FE000-memory.dmp
      Filesize

      1.6MB

    • memory/3384-124-0x0000000000260000-0x000000000094F000-memory.dmp
      Filesize

      6.9MB

    • memory/3384-122-0x0000000000260000-0x000000000094F000-memory.dmp
      Filesize

      6.9MB

    • memory/3384-123-0x0000000000260000-0x000000000094F000-memory.dmp
      Filesize

      6.9MB

    • memory/3384-116-0x0000000000000000-mapping.dmp
    • memory/3840-146-0x0000000000BA0000-0x0000000000D44000-memory.dmp
      Filesize

      1.6MB

    • memory/3840-147-0x0000000000400000-0x0000000000650000-memory.dmp
      Filesize

      2.3MB

    • memory/3840-145-0x0000000000A0A000-0x0000000000B98000-memory.dmp
      Filesize

      1.6MB

    • memory/3840-132-0x0000000000000000-mapping.dmp