Analysis

  • max time kernel
    146s
  • max time network
    128s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26/12/2023, 03:50

General

  • Target

    51d065d8d79adb829730f55fce9ec9ca.exe

  • Size

    4.5MB

  • MD5

    51d065d8d79adb829730f55fce9ec9ca

  • SHA1

    a00c067980d321302a0d86f516d846bbdb264ec4

  • SHA256

    59bde3d183feda26deb519a4b9a6655c9ca4461e0724a1f396c8340af644cba1

  • SHA512

    f62c5db2c65070d02bbbe221d88e2b2a7294b41fe169bc2828a606497e33eae5d8361908012bed686acd23fe4f13f5cf76da06e08e19ce39b2fa5c1f4ff058ac

  • SSDEEP

    98304:s/t6jftK7uPQNtRF+OKDcG0nVSEJA0qRzc2DqoXEDUU+YiwOBpIeWH:YEft3Ez3BG0nVqRQ2TXEDUU7i1zwH

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\51d065d8d79adb829730f55fce9ec9ca.exe
    "C:\Users\Admin\AppData\Local\Temp\51d065d8d79adb829730f55fce9ec9ca.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2256
    • C:\Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\51d065d8d79adb829730f55fce9ec9ca.exe
      "C:\Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\51d065d8d79adb829730f55fce9ec9ca.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1876

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\51d065d8d79adb829730f55fce9ec9ca.exe

    Filesize

    347KB

    MD5

    7f3f58430be88846997a003b277f96b6

    SHA1

    aea13d7f1e4e830744918ca20b110db42f16abe5

    SHA256

    736166e25dc9f6a77ae106072d286b78c847e75a21db368c8fa9ca585f8eae83

    SHA512

    607cdb10e86e438458cea3f3ed6e7183657951316293002114107c13295e23a76fe8fafa510a25db1bc8bedbde98423bc43d845716765f1ccfc66a043589ac09

  • C:\Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\51d065d8d79adb829730f55fce9ec9ca.exe

    Filesize

    462KB

    MD5

    3702f434d6e9e02a05e92b9ceb86a759

    SHA1

    c300209263ebbba72596eb57717aca36b7d2a21d

    SHA256

    e54305f1ec15653afdb2910ffb62729d6b995db9d474bdc1a4a069aad9054960

    SHA512

    a0ca8894500e395103c79de76c33a7a6f2426f4d49cb2c2a879b177816847fd93cd911b329dff7bda38b9f0c7b4e0b7fc239b567e83cd73fc4c14a8feb26edb5

  • C:\Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\image

    Filesize

    9KB

    MD5

    2bec3c4daed9450c3b3493df91166d8a

    SHA1

    704c108a7b73a54fd6dcde5ffde621891a3d184a

    SHA256

    6ee22c3139aaa312753f853cc05b7f4bf9a62fc5191c8ed77aaa5759b9065977

    SHA512

    82a38fb438886a237c075bc0f32ac958a204151f147c53aac90f7a24e18febb98ed2de0e792d4ab0c4d9d55eea4301ed58d088eccf505bd61bf79775522b48d7

  • C:\Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\main.xml

    Filesize

    10KB

    MD5

    dc06bd25f09a94a709987e26a14b625d

    SHA1

    b979a99e1c6e695b6e27a7954d65a10337e5cd43

    SHA256

    4ac73febe65bc0bf87ac44c572b459cb43c18b0219755b5fe765877f4f2c2d53

    SHA512

    dc9a4b0bd8c9fc37442d0195b13cf2a978c2b2b58d8f22bb6b649cf3a9377536b7b92115c74077703e57bbfb395d248af91c76939a3f904dcdce89b22e960c4b

  • \Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\51d065d8d79adb829730f55fce9ec9ca.exe

    Filesize

    416KB

    MD5

    aff64a11f4b7eca8fb778afdbc5ba4fd

    SHA1

    e00b3da208b092bcc4d0d28dafc9404f50e12bbd

    SHA256

    b2d408824c6d62a1814f316e70340fca764df5cd6b39f860ff9e5b3908371a99

    SHA512

    c306550df64525dd65c26161e2b05c1b3d3bb2aaa23a700819333255c8d08d9d6fbcbcbeb10a32e252356a73caa314917db0227f4fbc5a364aa0bb4c13db9a47

  • \Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\7z.dll

    Filesize

    105KB

    MD5

    254bf3d874dcfb2af1dc86751737f97d

    SHA1

    92a114c986af050ed5ab700c953afe80b3aa9b87

    SHA256

    643df7863f007013e3d0b2b76fce8dc0a305e8f786cd54d463b7b720d1b5049f

    SHA512

    7cc057ec1c455a5cc1266c8118be3bc7c417e2787f530e6376ba2d146115b89d5151e0be9ccae846ea25faf767f9021391c20e7e10a4ea5681785307c7b24bb9

  • \Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\7z.dll

    Filesize

    108KB

    MD5

    a42fbacce72315a400b001e02e0ca5d1

    SHA1

    7c2b43131245e2c682fc8aef4127be7f93e34f50

    SHA256

    5fe515e3f42ca2bf232f3662516f18e846064739295a2c72f7d8bbf33190e902

    SHA512

    40bacfa665be9070c1b77cd582688bd4c3333c0d0dee846af06fc1faa583f65cf84cd5b2582fa36a977c4e411f80414ed67ba5417931a94d8b246753b600fc66

  • \Users\Admin\AppData\Local\Temp\4zjysf1c.b0u\7z.dll

    Filesize

    159KB

    MD5

    ec20ab57db771ea7c02fb37c855343ec

    SHA1

    219a07855975a54c9f082714210c798d35e996f5

    SHA256

    d010e74a82487a8795c2b338a4094e3dabcf72c26c695be6fdf1177f7f9ee100

    SHA512

    966f2110a34e574cbe865d59ac8c6b75aae09979c722b5c8f14fb9a6ff3c44877394f60b51b4588e9a211e4a3c94102b447bb3f47b5140e62ab1edbd5a096dab

  • memory/1876-77-0x0000000002880000-0x00000000028C0000-memory.dmp

    Filesize

    256KB

  • memory/1876-95-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-170-0x0000000002880000-0x00000000028C0000-memory.dmp

    Filesize

    256KB

  • memory/1876-13-0x0000000000190000-0x00000000001CD000-memory.dmp

    Filesize

    244KB

  • memory/1876-22-0x0000000075BE0000-0x0000000075C37000-memory.dmp

    Filesize

    348KB

  • memory/1876-23-0x00000000754F0000-0x00000000754F9000-memory.dmp

    Filesize

    36KB

  • memory/1876-24-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-21-0x00000000776D0000-0x0000000077717000-memory.dmp

    Filesize

    284KB

  • memory/1876-27-0x0000000002880000-0x00000000028C0000-memory.dmp

    Filesize

    256KB

  • memory/1876-28-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-26-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-20-0x0000000076B10000-0x0000000076BBC000-memory.dmp

    Filesize

    688KB

  • memory/1876-83-0x00000000727B0000-0x0000000072802000-memory.dmp

    Filesize

    328KB

  • memory/1876-17-0x00000000001F0000-0x00000000001F1000-memory.dmp

    Filesize

    4KB

  • memory/1876-25-0x0000000075E60000-0x0000000076AAA000-memory.dmp

    Filesize

    12.3MB

  • memory/1876-30-0x0000000077220000-0x000000007737C000-memory.dmp

    Filesize

    1.4MB

  • memory/1876-31-0x0000000074BC0000-0x0000000074C1B000-memory.dmp

    Filesize

    364KB

  • memory/1876-33-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-34-0x00000000754E0000-0x00000000754E5000-memory.dmp

    Filesize

    20KB

  • memory/1876-35-0x0000000076C80000-0x0000000076CB5000-memory.dmp

    Filesize

    212KB

  • memory/1876-36-0x0000000077720000-0x000000007783D000-memory.dmp

    Filesize

    1.1MB

  • memory/1876-16-0x0000000000950000-0x0000000000A58000-memory.dmp

    Filesize

    1.0MB

  • memory/1876-48-0x0000000002880000-0x00000000028C0000-memory.dmp

    Filesize

    256KB

  • memory/1876-49-0x00000000775A0000-0x000000007762F000-memory.dmp

    Filesize

    572KB

  • memory/1876-12-0x00000000753D0000-0x000000007541A000-memory.dmp

    Filesize

    296KB

  • memory/1876-64-0x000000005E3A0000-0x000000005E42D000-memory.dmp

    Filesize

    564KB

  • memory/1876-134-0x0000000000950000-0x0000000000A58000-memory.dmp

    Filesize

    1.0MB

  • memory/1876-63-0x0000000002880000-0x00000000028C0000-memory.dmp

    Filesize

    256KB

  • memory/1876-71-0x0000000076CC0000-0x0000000076CC5000-memory.dmp

    Filesize

    20KB

  • memory/1876-133-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-59-0x0000000000950000-0x0000000000A58000-memory.dmp

    Filesize

    1.0MB

  • memory/1876-72-0x0000000073620000-0x00000000737B0000-memory.dmp

    Filesize

    1.6MB

  • memory/1876-132-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-76-0x0000000000190000-0x00000000001CD000-memory.dmp

    Filesize

    244KB

  • memory/1876-109-0x0000000074D20000-0x00000000752CB000-memory.dmp

    Filesize

    5.7MB

  • memory/1876-81-0x0000000074080000-0x0000000074097000-memory.dmp

    Filesize

    92KB

  • memory/1876-10-0x0000000000950000-0x0000000000A58000-memory.dmp

    Filesize

    1.0MB

  • memory/1876-18-0x0000000000190000-0x00000000001CD000-memory.dmp

    Filesize

    244KB

  • memory/1876-99-0x0000000076B10000-0x0000000076BBC000-memory.dmp

    Filesize

    688KB

  • memory/1876-90-0x0000000075650000-0x000000007565C000-memory.dmp

    Filesize

    48KB

  • memory/1876-92-0x0000000076E30000-0x0000000076E57000-memory.dmp

    Filesize

    156KB

  • memory/1876-89-0x00000000726A0000-0x00000000726BC000-memory.dmp

    Filesize

    112KB

  • memory/1876-88-0x0000000072710000-0x0000000072768000-memory.dmp

    Filesize

    352KB

  • memory/1876-86-0x0000000076E60000-0x0000000076E79000-memory.dmp

    Filesize

    100KB

  • memory/1876-85-0x0000000073570000-0x000000007357D000-memory.dmp

    Filesize

    52KB

  • memory/1876-93-0x0000000000950000-0x0000000000A58000-memory.dmp

    Filesize

    1.0MB

  • memory/1876-94-0x00000000776D0000-0x0000000077717000-memory.dmp

    Filesize

    284KB

  • memory/1876-82-0x0000000074060000-0x0000000074075000-memory.dmp

    Filesize

    84KB

  • memory/1876-100-0x0000000076E60000-0x0000000076E79000-memory.dmp

    Filesize

    100KB

  • memory/1876-106-0x00000000753D0000-0x000000007541A000-memory.dmp

    Filesize

    296KB

  • memory/1876-105-0x0000000075BE0000-0x0000000075C37000-memory.dmp

    Filesize

    348KB

  • memory/1876-104-0x0000000075E60000-0x0000000076AAA000-memory.dmp

    Filesize

    12.3MB

  • memory/1876-87-0x00000000726C0000-0x000000007270F000-memory.dmp

    Filesize

    316KB

  • memory/1876-96-0x0000000000950000-0x0000000000A58000-memory.dmp

    Filesize

    1.0MB

  • memory/1876-107-0x00000000752D0000-0x000000007534D000-memory.dmp

    Filesize

    500KB

  • memory/1876-115-0x0000000075B00000-0x0000000075B06000-memory.dmp

    Filesize

    24KB

  • memory/1876-120-0x0000000073620000-0x00000000737B0000-memory.dmp

    Filesize

    1.6MB

  • memory/1876-121-0x0000000072920000-0x0000000072A50000-memory.dmp

    Filesize

    1.2MB

  • memory/1876-131-0x0000000002880000-0x00000000028C0000-memory.dmp

    Filesize

    256KB

  • memory/1876-130-0x0000000076E30000-0x0000000076E57000-memory.dmp

    Filesize

    156KB

  • memory/1876-129-0x0000000072690000-0x0000000072697000-memory.dmp

    Filesize

    28KB

  • memory/1876-128-0x00000000726A0000-0x00000000726BC000-memory.dmp

    Filesize

    112KB

  • memory/1876-127-0x00000000726C0000-0x000000007270F000-memory.dmp

    Filesize

    316KB

  • memory/1876-126-0x0000000072710000-0x0000000072768000-memory.dmp

    Filesize

    352KB

  • memory/1876-125-0x0000000073570000-0x000000007357D000-memory.dmp

    Filesize

    52KB

  • memory/1876-124-0x0000000074060000-0x0000000074075000-memory.dmp

    Filesize

    84KB

  • memory/1876-123-0x00000000727B0000-0x0000000072802000-memory.dmp

    Filesize

    328KB

  • memory/1876-118-0x000000005E3A0000-0x000000005E42D000-memory.dmp

    Filesize

    564KB

  • memory/1876-114-0x0000000076C80000-0x0000000076CB5000-memory.dmp

    Filesize

    212KB

  • memory/1876-112-0x0000000074BC0000-0x0000000074C1B000-memory.dmp

    Filesize

    364KB

  • memory/1876-110-0x0000000077220000-0x000000007737C000-memory.dmp

    Filesize

    1.4MB

  • memory/2256-0-0x0000000074DA0000-0x000000007534B000-memory.dmp

    Filesize

    5.7MB

  • memory/2256-1-0x0000000074DA0000-0x000000007534B000-memory.dmp

    Filesize

    5.7MB

  • memory/2256-2-0x0000000001F70000-0x0000000001FB0000-memory.dmp

    Filesize

    256KB

  • memory/2256-9-0x0000000004A10000-0x0000000004B18000-memory.dmp

    Filesize

    1.0MB

  • memory/2256-15-0x0000000074DA0000-0x000000007534B000-memory.dmp

    Filesize

    5.7MB