Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    05-01-2022 19:37

General

  • Target

    dd2cb882d1c389c64e7648022451ddb335279ffe4564bafa932cc673273ebd29.exe

  • Size

    2.7MB

  • MD5

    a5aafab67dfcad2fae7b85c7bcccbb5d

  • SHA1

    59cb807951956f1c62e4cfb355d5529de0ca729e

  • SHA256

    dd2cb882d1c389c64e7648022451ddb335279ffe4564bafa932cc673273ebd29

  • SHA512

    f21a00af7021f137e6336e4a9597239ecfb57ce77dd6888a3215e282de0b53b2690456e0e471a7a65339ef397767a27f762b5ad2f4a6f4356ef04ff809f3af3e

Malware Config

Extracted

Family

cryptbot

C2

zyonwd32.top

morynt03.top

Attributes
  • payload_url

    http://yapstn04.top/download.php?file=daladi.exe

Signatures

  • CryptBot

    A C++ stealer distributed widely in bundle with other software.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Downloads MZ/PE file
  • Executes dropped EXE 2 IoCs
  • Checks BIOS information in registry 2 TTPs 6 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Themida packer 16 IoCs

    Detects Themida, an advanced Windows software protection system.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\dd2cb882d1c389c64e7648022451ddb335279ffe4564bafa932cc673273ebd29.exe
    "C:\Users\Admin\AppData\Local\Temp\dd2cb882d1c389c64e7648022451ddb335279ffe4564bafa932cc673273ebd29.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3800
    • C:\Users\Admin\AppData\Local\Temp\File.exe
      "C:\Users\Admin\AppData\Local\Temp\File.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:1352
      • 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:1780
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c rd /s /q C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx & timeout 4 & del /f /q "C:\Users\Admin\AppData\Local\Temp\dd2cb882d1c389c64e7648022451ddb335279ffe4564bafa932cc673273ebd29.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4012
      • C:\Windows\SysWOW64\timeout.exe
        timeout 4
        3⤵
        • Delays execution with timeout.exe
        PID:2548

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    5ddb70a947f52b29d083ddadd99450de

    SHA1

    2f19159806c183d007e7930d4ae2983322d96eb7

    SHA256

    181c643f3fdc6fe8ff46c7526aadc4b8770b0d4efbb451b38dea5c9c48e90a3e

    SHA512

    e45382de6c163e87046d7b96e45174dfb5b143271cb6fef24ea314336a21c97b90f3a1fe36d2b25936866c8675729048aa9db46b550f49140f2b64ad50f6d1e2

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

    5ddb70a947f52b29d083ddadd99450de

    SHA1

    2f19159806c183d007e7930d4ae2983322d96eb7

    SHA256

    181c643f3fdc6fe8ff46c7526aadc4b8770b0d4efbb451b38dea5c9c48e90a3e

    SHA512

    e45382de6c163e87046d7b96e45174dfb5b143271cb6fef24ea314336a21c97b90f3a1fe36d2b25936866c8675729048aa9db46b550f49140f2b64ad50f6d1e2

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\BKNXLU~1.ZIP
    MD5

    00656a3ef0d7180fec44f1dca39a10c6

    SHA1

    b554d7ccfe02fd579b07fc2ab34fef05cbcc6592

    SHA256

    c8ebe75876c112819a547bca4e19e6bef870796390402864dd7906acb3671787

    SHA512

    bdeabdb26cf60d144648ae69acd94c587afc4dbc4a8740df2128371b88eea25ab72992f17526d45ff05b3655eaa9f8bd789ce49c4b66c0269799a28745fe026b

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\ZSULEY~1.ZIP
    MD5

    2044abbd9be19aebeecf4e37ed6f70b1

    SHA1

    d4bd60b6d4d6a4bb59dd459a12588a92ec4ffb6d

    SHA256

    a3834397054d8643a8ab8fc2a81aa53a65bef9c96b37f61f028b73042e2fa2f4

    SHA512

    edfcf1cc60991fbf4d826249f7f221bf5a58370c61579507bc5baab2fee39707f8e0df6e3593f7ba0658014b999cdc4e102a6e372f07549e801631d6fbaf522b

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\_Files\_Chrome\DEFAUL~1.BIN
    MD5

    09500b419541e759ce53d87e324fe8fc

    SHA1

    4b882732508d2fc28536f8281c3b58777720c7da

    SHA256

    f80e7db7d3a06c87f03f5d0a9c7ab592ef05bc4fa5a8ab65c318c8455bd94476

    SHA512

    45e04f6283559638be00bffaf1a52a52a6998f835d5d40f756806a2323623074cb7ee9f802f4eba7d7523ccf3170f8986f89349ffbc1f2514ce25fdae0114fde

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\_Files\_Chrome\DEFAUL~1.DB
    MD5

    b608d407fc15adea97c26936bc6f03f6

    SHA1

    953e7420801c76393902c0d6bb56148947e41571

    SHA256

    b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

    SHA512

    cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\_Files\_Chrome\DEFAUL~2.DB
    MD5

    055c8c5c47424f3c2e7a6fc2ee904032

    SHA1

    5952781d22cff35d94861fac25d89a39af6d0a87

    SHA256

    531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

    SHA512

    c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\_Files\_Chrome\DEFAUL~3.DB
    MD5

    8ee018331e95a610680a789192a9d362

    SHA1

    e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

    SHA256

    94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

    SHA512

    4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\_Files\_INFOR~1.TXT
    MD5

    bb4e7719c1c73fe737e989a34b4d8360

    SHA1

    660a7d795dc66f04c22f2a49e98a516c8e19d0d0

    SHA256

    325484f3dfc5b3a5c591b87de11072968c4e36d59515b393e09b47a39e16799d

    SHA512

    8b1ca8af680110706271d734c0012941e1171010dbbad5b4e32ba6d696fe4c00c749adc1b362eae0ae703a52769dfcb9595cf92ff8ba0b2415a9ff23422b2f7e

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\_Files\_SCREE~1.JPE
    MD5

    189a9a201e83a574a1a44d08ba97071b

    SHA1

    5ac4370ce4085162df3d493d0e4f028afa0c2aea

    SHA256

    5c956109a71486ca293a098d2aa4346c9fd62c34a6106c7d5caba0c6ae6a97f0

    SHA512

    026147145d48bdeccd557f14b3e2ef2dac3f5b49e90b6ebd29b786b4698f3003904e7754c89ed5d0a703ab7f75d65407f57a8867a80aed2b8238d34809e3cc4c

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\files_\SCREEN~1.JPG
    MD5

    189a9a201e83a574a1a44d08ba97071b

    SHA1

    5ac4370ce4085162df3d493d0e4f028afa0c2aea

    SHA256

    5c956109a71486ca293a098d2aa4346c9fd62c34a6106c7d5caba0c6ae6a97f0

    SHA512

    026147145d48bdeccd557f14b3e2ef2dac3f5b49e90b6ebd29b786b4698f3003904e7754c89ed5d0a703ab7f75d65407f57a8867a80aed2b8238d34809e3cc4c

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\files_\SYSTEM~1.TXT
    MD5

    bb4e7719c1c73fe737e989a34b4d8360

    SHA1

    660a7d795dc66f04c22f2a49e98a516c8e19d0d0

    SHA256

    325484f3dfc5b3a5c591b87de11072968c4e36d59515b393e09b47a39e16799d

    SHA512

    8b1ca8af680110706271d734c0012941e1171010dbbad5b4e32ba6d696fe4c00c749adc1b362eae0ae703a52769dfcb9595cf92ff8ba0b2415a9ff23422b2f7e

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\files_\_Chrome\DEFAUL~1.BIN
    MD5

    09500b419541e759ce53d87e324fe8fc

    SHA1

    4b882732508d2fc28536f8281c3b58777720c7da

    SHA256

    f80e7db7d3a06c87f03f5d0a9c7ab592ef05bc4fa5a8ab65c318c8455bd94476

    SHA512

    45e04f6283559638be00bffaf1a52a52a6998f835d5d40f756806a2323623074cb7ee9f802f4eba7d7523ccf3170f8986f89349ffbc1f2514ce25fdae0114fde

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\files_\_Chrome\DEFAUL~1.DB
    MD5

    b608d407fc15adea97c26936bc6f03f6

    SHA1

    953e7420801c76393902c0d6bb56148947e41571

    SHA256

    b281ce54125d4250a80f48fcc02a8eea53f2c35c3b726e2512c3d493da0013bf

    SHA512

    cc96ddf4bf90d6aaa9d86803cb2aa30cd8e9b295aee1bd5544b88aeab63dc60bb1d4641e846c9771bab51aabbfbcd984c6d3ee83b96f5b65d09c0841d464b9e4

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\files_\_Chrome\DEFAUL~2.DB
    MD5

    055c8c5c47424f3c2e7a6fc2ee904032

    SHA1

    5952781d22cff35d94861fac25d89a39af6d0a87

    SHA256

    531b3121bd59938df4933972344d936a67e75d8b1741807a8a51c898d185dd2a

    SHA512

    c2772893695f49cb185add62c35284779b20d45adc01184f1912613fa8b2d70c8e785f0d7cfa3bfaf1d2d58e7cdc74f4304fd973a956601927719d6d370dd57a

  • C:\Users\Admin\AppData\Local\Temp\sPBwcljTgURdx\files_\_Chrome\DEFAUL~3.DB
    MD5

    8ee018331e95a610680a789192a9d362

    SHA1

    e1fba0ac3f3d8689acf6c2ee26afdfd0c8e02df9

    SHA256

    94354ea6703c5ef5fa052aeb1d29715587d80300858ebc063a61c02b7e6e9575

    SHA512

    4b89b5adc77641e497eda7db62a48fee7b4b8dda83bff637cac850645d31deb93aafee5afeb41390e07fd16505a63f418b6cb153a1d35777c483e2d6d3f783b4

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

    5ddb70a947f52b29d083ddadd99450de

    SHA1

    2f19159806c183d007e7930d4ae2983322d96eb7

    SHA256

    181c643f3fdc6fe8ff46c7526aadc4b8770b0d4efbb451b38dea5c9c48e90a3e

    SHA512

    e45382de6c163e87046d7b96e45174dfb5b143271cb6fef24ea314336a21c97b90f3a1fe36d2b25936866c8675729048aa9db46b550f49140f2b64ad50f6d1e2

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

    5ddb70a947f52b29d083ddadd99450de

    SHA1

    2f19159806c183d007e7930d4ae2983322d96eb7

    SHA256

    181c643f3fdc6fe8ff46c7526aadc4b8770b0d4efbb451b38dea5c9c48e90a3e

    SHA512

    e45382de6c163e87046d7b96e45174dfb5b143271cb6fef24ea314336a21c97b90f3a1fe36d2b25936866c8675729048aa9db46b550f49140f2b64ad50f6d1e2

  • memory/1352-124-0x00000000010A0000-0x0000000001793000-memory.dmp
    Filesize

    6.9MB

  • memory/1352-134-0x00000000010A0000-0x0000000001793000-memory.dmp
    Filesize

    6.9MB

  • memory/1352-133-0x00000000010A0000-0x0000000001793000-memory.dmp
    Filesize

    6.9MB

  • memory/1352-132-0x00000000010A0000-0x0000000001793000-memory.dmp
    Filesize

    6.9MB

  • memory/1352-120-0x0000000000000000-mapping.dmp
  • memory/1352-143-0x0000000077AA0000-0x0000000077C2E000-memory.dmp
    Filesize

    1.6MB

  • memory/1780-151-0x0000000001230000-0x0000000001923000-memory.dmp
    Filesize

    6.9MB

  • memory/1780-149-0x0000000077AA0000-0x0000000077C2E000-memory.dmp
    Filesize

    1.6MB

  • memory/1780-150-0x0000000001230000-0x0000000001923000-memory.dmp
    Filesize

    6.9MB

  • memory/1780-148-0x0000000001230000-0x0000000001923000-memory.dmp
    Filesize

    6.9MB

  • memory/1780-144-0x0000000000000000-mapping.dmp
  • memory/1780-147-0x0000000001230000-0x0000000001923000-memory.dmp
    Filesize

    6.9MB

  • memory/2548-142-0x0000000000000000-mapping.dmp
  • memory/3800-116-0x0000000000A30000-0x0000000001131000-memory.dmp
    Filesize

    7.0MB

  • memory/3800-117-0x0000000000A30000-0x0000000001131000-memory.dmp
    Filesize

    7.0MB

  • memory/3800-118-0x0000000000A30000-0x0000000001131000-memory.dmp
    Filesize

    7.0MB

  • memory/3800-119-0x0000000077AA0000-0x0000000077C2E000-memory.dmp
    Filesize

    1.6MB

  • memory/3800-115-0x0000000000A30000-0x0000000001131000-memory.dmp
    Filesize

    7.0MB

  • memory/4012-123-0x0000000000000000-mapping.dmp