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Analysis

  • max time kernel
    84s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/12/2024, 22:42

General

  • Target

    c5e1fd07be471ee2a06dbf2871be795fa09f1023a282c3b428ba4ea61a9ae596.exe

  • Size

    5.6MB

  • MD5

    63fdb37fe9bef5bf227388ff266128e3

  • SHA1

    4e07d5d4cd852890eec051be59f596d9a8c91354

  • SHA256

    c5e1fd07be471ee2a06dbf2871be795fa09f1023a282c3b428ba4ea61a9ae596

  • SHA512

    d72cf6499c7ec6639ad980dd049eca2052a95714fd54e88ad17af1bed4f1b7c1a20a1fdaf35c129a919fee4ec6e89471d56c4e4f5cdd04ff29a820753eb5bdab

  • SSDEEP

    98304:aGl27OuKr+gvhf2U9Nzm31PMoslkqXf0FvUcwti78OqJ7TPBvc8X6Ucz:adOuK6mn9NzgMoYkSIvUcwti7TQlvcie

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c5e1fd07be471ee2a06dbf2871be795fa09f1023a282c3b428ba4ea61a9ae596.exe
    "C:\Users\Admin\AppData\Local\Temp\c5e1fd07be471ee2a06dbf2871be795fa09f1023a282c3b428ba4ea61a9ae596.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2700
    • C:\Windows\System32\cmd.exe
      "C:\Windows\System32\cmd.exe" /C C:\Users\Admin\AppData\Local\Temp\tmpFE8A.tmp.bat & Del C:\Users\Admin\AppData\Local\Temp\tmpFE8A.tmp.bat
      2⤵
      • Deletes itself
      PID:2880

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpFE8A.tmp.bat

    Filesize

    232B

    MD5

    3fae983d596e6c84fee379bb88067315

    SHA1

    f19fa090e2ad15e0d41b93b062addf06bc3b2a4a

    SHA256

    38dc95dfbd2820a34eda6e5620d51d17dd602506035268271dcb183497b279c8

    SHA512

    0ea03b21a0feb24481475326f475ce7780e2eb1a9eba521a63d94b03ef97d455615a5adf2f97587e0988133518332ea2ddc751df889dd8fc965238eac40831c8

  • C:\Users\Admin\AppData\Roaming\AdminUserCash\COOKIE~1

    Filesize

    20KB

    MD5

    c9ff7748d8fcef4cf84a5501e996a641

    SHA1

    02867e5010f62f97ebb0cfb32cb3ede9449fe0c9

    SHA256

    4d3f3194cb1133437aa69bb880c8cbb55ddf06ff61a88ca6c3f1bbfbfd35d988

    SHA512

    d36054499869a8f56ac8547ccd5455f1252c24e17d2b185955390b32da7e2a732ace4e0f30f9493fcc61425a2e31ed623465f998f41af69423ee0e3ed1483a73

  • C:\Users\Admin\AppData\Roaming\AdminUserCash\CREDIT~1

    Filesize

    92KB

    MD5

    f98745d81e8b84f39630844a63afc1ee

    SHA1

    d7977c2dab5de25630f7d869f9b16a8502cd3bb3

    SHA256

    9c34e13f0d2852fb4a8a53a4727a59d24691a507edb6ff1965024a6147799a83

    SHA512

    e6b1bf12139e627d6aa2b25c9d7e8ebab1e86fc3025655bf88bc735413f55b10490f0237b8d11fd5db0eb6045f6176e93228c70d8e940a62ea4324816c31a3dd

  • C:\Users\Admin\AppData\Roaming\AdminUserCash\LOGIN_~1

    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • \Users\Admin\AppData\Local\Temp\Costura\A54E036D2DCD19384E8EA53862E0DD8F\64\sqlite.interop.dll

    Filesize

    1.7MB

    MD5

    65ccd6ecb99899083d43f7c24eb8f869

    SHA1

    27037a9470cc5ed177c0b6688495f3a51996a023

    SHA256

    aba67c7e6c01856838b8bc6b0ba95e864e1fdcb3750aa7cdc1bc73511cea6fe4

    SHA512

    533900861fe36cf78b614d6a7ce741ff1172b41cbd5644b4a9542e6ca42702e6fbfb12f0fbaae8f5992320870a15e90b4f7bf180705fc9839db433413860be6d

  • memory/2700-0-0x000007FEF6623000-0x000007FEF6624000-memory.dmp

    Filesize

    4KB

  • memory/2700-1-0x0000000000FD0000-0x0000000001568000-memory.dmp

    Filesize

    5.6MB

  • memory/2700-6-0x000007FEF6620000-0x000007FEF700C000-memory.dmp

    Filesize

    9.9MB

  • memory/2700-7-0x0000000000BE0000-0x0000000000C4A000-memory.dmp

    Filesize

    424KB

  • memory/2700-9-0x000000001B640000-0x000000001B6F2000-memory.dmp

    Filesize

    712KB

  • memory/2700-11-0x00000000003B0000-0x00000000003D5000-memory.dmp

    Filesize

    148KB

  • memory/2700-34-0x000007FEF6620000-0x000007FEF700C000-memory.dmp

    Filesize

    9.9MB