Analysis

  • max time kernel
    112s
  • max time network
    113s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2024 01:50

General

  • Target

    7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246N.exe

  • Size

    917KB

  • MD5

    6a494fc8075128e4cdc44df078371830

  • SHA1

    40640cea034b31b470d960df6e09b165d143562f

  • SHA256

    7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246

  • SHA512

    50e8730b47b9108fba93745acc7c34ce14dd8c2d82af46a9f0348f44ed57389a9c383006d751b71fda8f99a75bd393e7c0e07be536c7bf973ca4921c2dd6c5f6

  • SSDEEP

    12288:wMSApJVYG5lDLyjsb0eOzkv4R7QnvUUilQ35+6G75V9nr3I5sUesDns6BAeRv:wnsJ39LyjbJkQFMhmC+6GD9r3+sXqnrF

Malware Config

Extracted

Family

xred

C2

xred.mooo.com

Attributes
  • email

    [email protected]

  • payload_url

    http://freedns.afraid.org/api/?action=getdyndns&sha=a30fa98efc092684e8d1c5cff797bcc613562978

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVlVsOGlEVGxuZVk&export=download

    https://www.dropbox.com/s/n1w4p8gc6jzo0sg/SUpdate.ini?dl=1

    http://xred.site50.net/syn/SUpdate.ini

    https://docs.google.com/uc?id=0BxsMXGfPIZfSVzUyaHFYVkQxeFk&export=download

    https://www.dropbox.com/s/zhp1b06imehwylq/Synaptics.rar?dl=1

    http://xred.site50.net/syn/Synaptics.rar

    https://docs.google.com/uc?id=0BxsMXGfPIZfSTmlVYkxhSDg5TzQ&export=download

    https://www.dropbox.com/s/fzj752whr3ontsm/SSLLibrary.dll?dl=1

    http://xred.site50.net/syn/SSLLibrary.dll

Signatures

  • Xred

    Xred is backdoor written in Delphi.

  • Xred family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 17 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • NSIS installer 1 IoCs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 32 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246N.exe
    "C:\Users\Admin\AppData\Local\Temp\7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246N.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2792
    • C:\Users\Admin\AppData\Local\Temp\._cache_7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246N.exe
      "C:\Users\Admin\AppData\Local\Temp\._cache_7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246N.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2880
      • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe
        "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Au_.exe" _?=C:\Users\Admin\AppData\Local\Temp\
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:2804
    • C:\ProgramData\Synaptics\Synaptics.exe
      "C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2324
      • C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
        "C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2648
        • C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Bu_.exe
          "C:\Users\Admin\AppData\Local\Temp\~nsu.tmp\Bu_.exe" InjUpdate _?=C:\Users\Admin\AppData\Local\Temp\
          4⤵
          • Deletes itself
          • Executes dropped EXE
          • Loads dropped DLL
          • System Location Discovery: System Language Discovery
          PID:2372
  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /automation -Embedding
    1⤵
    • System Location Discovery: System Language Discovery
    • Enumerates system info in registry
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    PID:2264

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\ProgramData\Synaptics\Synaptics.exe

    Filesize

    917KB

    MD5

    6a494fc8075128e4cdc44df078371830

    SHA1

    40640cea034b31b470d960df6e09b165d143562f

    SHA256

    7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246

    SHA512

    50e8730b47b9108fba93745acc7c34ce14dd8c2d82af46a9f0348f44ed57389a9c383006d751b71fda8f99a75bd393e7c0e07be536c7bf973ca4921c2dd6c5f6

  • C:\Users\Admin\AppData\Local\Temp\nsyF5B5.tmp\WT_Plugin.dll

    Filesize

    164KB

    MD5

    9f392fdef8b0681254ad916cf0cf6961

    SHA1

    ef903a0652696e5c0aad1b271916a1c212bdcee1

    SHA256

    0e6a43834e7124c784f958756330dbdcba32bc397bc96fd8ce1672c8c173be27

    SHA512

    5835042e78caea5ac25b2ce7c0490643c37890dd83424bf521ed67a97e2faaf95e2f8d9e7626b71f78c1d40e93dd61d3a175d149cf932042101d39fc09c2a77c

  • C:\Users\Admin\AppData\Local\Temp\tn2W9Fb6.xlsm

    Filesize

    17KB

    MD5

    e566fc53051035e1e6fd0ed1823de0f9

    SHA1

    00bc96c48b98676ecd67e81a6f1d7754e4156044

    SHA256

    8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15

    SHA512

    a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04

  • C:\Users\Admin\AppData\Local\Temp\tn2W9Fb6.xlsm

    Filesize

    31KB

    MD5

    4ca8c9502a978ae83049ba78cb5b0b13

    SHA1

    0e672f510129e842a3bf00fb5a0931c0e6af4d3d

    SHA256

    bcab423c21470dfd083de12dbcdba1eb4ccfe1f85b0f501093d1ee7c05530960

    SHA512

    f04076d1d09383e6a0e837f41581196f2b4b1b3644db5a1cd00d2c9b14dbe7957b2bc44fb5f2b9fe37fe52fa988613915374ac5549af885edb0f6cd012ff7d49

  • C:\Users\Admin\AppData\Local\Temp\tn2W9Fb6.xlsm

    Filesize

    26KB

    MD5

    34595fb534236ead0f1ab58201e2d6be

    SHA1

    38b2c5f311f4583d95ec50766e32a794d67bdde4

    SHA256

    d37ed537edb8482065041d491d64e47b8dbb145998c15a8f01dc93b3877a9e5d

    SHA512

    9effdcf71b1e178cec29cbfea379bf1dd28e6835b42c2d86706dc33d14d4ceb6431508e086327ecc808a0842a7e1f77f75dde2576bd02c6f1e0aaaa0d61a739a

  • C:\Users\Admin\AppData\Local\Temp\tn2W9Fb6.xlsm

    Filesize

    26KB

    MD5

    2204d2f7d7bbfc1ee1a13f04d2dce6d5

    SHA1

    9ea1367f1655f570a1b16eed012f7c41a7884785

    SHA256

    89035129c07ac75691d645302e2c53fa3abe836bc0ee5ac804cee12b1a0716af

    SHA512

    c5a916ad1070cccf332d812fe38adafe0874adb54eb25f0e482d50c0f5794564b067095433cbd821fc3d22fe4ef3e3b19f25fc018e2b9e7bd87b577fdb8d3447

  • C:\Users\Admin\AppData\Local\Temp\tn2W9Fb6.xlsm

    Filesize

    24KB

    MD5

    6e27dca21cb5077d61387bd6740e7792

    SHA1

    f861be2b9e3e23b18d4888d9ecf4e8d3a00aadc0

    SHA256

    bb110f14abe990b8b76e4e33cc25b306f5b43802e168ed26abc6e6b186fdd506

    SHA512

    219f4c85b8ebd283cf681d4f5e333510231be0ed47e1648c728f7e72a8c3ed9b9158d52b9dcae0c7606b2070835f8e7f22e55269b6774cbaf811e7ac61b06e64

  • C:\Users\Admin\AppData\Local\Temp\~$tn2W9Fb6.xlsm

    Filesize

    165B

    MD5

    ff09371174f7c701e75f357a187c06e8

    SHA1

    57f9a638fd652922d7eb23236c80055a91724503

    SHA256

    e4ba04959837c27019a2349015543802439e152ddc4baf4e8c7b9d2b483362a8

    SHA512

    e4d01e5908e9f80b7732473ec6807bb7faa5425e3154d5642350f44d7220af3cffd277e0b67bcf03f1433ac26a26edb3ddd3707715b61d054b979fbb4b453882

  • \Users\Admin\AppData\Local\Temp\._cache_7ad3a341237a93ceb1e198d93b93f52b375eeed3c290a8dc1e5adef39b9eb246N.exe

    Filesize

    163KB

    MD5

    b540b17cf251a822024653ff44165eb9

    SHA1

    ed98b5af3c4b1823659672d64236632fcc18a3d3

    SHA256

    ac55f3efd59c6a2d42251f0109f5fa713b806fdfc12511da2b2a09858fe81d01

    SHA512

    e4ed1808cd578941ebc7d55a174714fb78743a8ea654b98e4ff9409db9acc06f2624e6d0f822cc09bbfad6d1f532ec9977cefec761dd02442ff86fa39738ee66

  • \Users\Admin\AppData\Local\Temp\nsoF43F.tmp\NSISGameExplorerPlugin.dll

    Filesize

    100KB

    MD5

    0c2020b9cebdefe01d1ab1bf079ead52

    SHA1

    17bdbefce3f24c7b8817bb0499ef407f4bf0df2d

    SHA256

    32fa6bae573848b5123734672039e808c9ce93e781f01e619b959c6c4e8fde72

    SHA512

    fea74de5eca2d90fe6b35d3ad40ad2b7527448a5cd9f75eb2d549d4aa5e8cbb410a3d9a3b1f3a861689c5f45b949c87090f0349ad57f5918dd1b27e7b26b61fc

  • \Users\Admin\AppData\Local\Temp\nsoF43F.tmp\UserInfo.dll

    Filesize

    3KB

    MD5

    1923c3ce705616293c721d5dfc46b7a3

    SHA1

    beec6bba81cc80e100243e6b26554e0c585f7734

    SHA256

    921d31307a7e93270caa35093893b1799b055ffde2db3298fb9aa495ede7f9a2

    SHA512

    b8d584db8fac7a8395e3e5e1fdf12c4d3e5d1bdd78ac00e7467b5c4d279c670834211076ada391b6f11fb833fc8b54f2b3b24d9ecd85727000b1c0138aac8b77

  • \Users\Admin\AppData\Local\Temp\nsyF5B5.tmp\System.dll

    Filesize

    9KB

    MD5

    0e4c4e4eb158e3f250ca9161156e74a5

    SHA1

    78d055856312c2b9f313877f7f72ca936554095a

    SHA256

    60e6e287828dd882447a79018b505bb3be67b0f04fc8e022a57442e249588ed1

    SHA512

    eba47ef4d16532df26f50e42bb5650733844ffc94b6f0e9037c2a2854326e9bcf1d6c967f541a655a91452c9357eb4ba1aedf85a2757a560ad4527a8f6b63ebc

  • memory/2264-116-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2264-192-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2324-115-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2324-193-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2324-194-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2324-203-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2324-229-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2372-97-0x0000000002860000-0x000000000287B000-memory.dmp

    Filesize

    108KB

  • memory/2792-0-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2792-42-0x0000000000400000-0x00000000004EB000-memory.dmp

    Filesize

    940KB

  • memory/2804-99-0x0000000002790000-0x00000000027AB000-memory.dmp

    Filesize

    108KB