Analysis

  • max time kernel
    16s
  • max time network
    20s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 04:20

General

  • Target

    cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b.exe

  • Size

    147KB

  • MD5

    fd68012fa7c5c63d393aa44b039cd193

  • SHA1

    62084644f50562eefc223c0b505f77ba1d953e5e

  • SHA256

    cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b

  • SHA512

    98d00d758303473040a509ffecf938a976702707fa1fb8ef98f8b2df4ef9ce7ef2ff714a11f1284bfff31a9edb62144f797cddff24394faded5e156fbe475077

  • SSDEEP

    1536:CzICS4AAwczUUf8y8gvMH+1zGSNAojMP95D1xDYM3UFLzhoDGBxkFQBoBml6ziNS:BqJogYkcSNm9V7DDENzyqxkbml6BbBT

Malware Config

Signatures

  • Renames multiple (351) files with added filename extension

    This suggests ransomware activity of encrypting all the files on the system.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Drops desktop.ini file(s) 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b.exe
    "C:\Users\Admin\AppData\Local\Temp\cf6305a67821101a2613f779dfb463a776b2353f0fe81ceeaf1c5c70039e5d7b.exe"
    1⤵
    • Drops desktop.ini file(s)
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:3040

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\$Recycle.Bin\S-1-5-21-3063565911-2056067323-3330884624-1000\EEEEEEEEEEE

    Filesize

    129B

    MD5

    79b5a98ca81261b7e22e5f63b4d5d882

    SHA1

    040e4d944e36fc8e6fc477237becb518a98de0d3

    SHA256

    3502e86317e6ebb4116bba88cce0e5645b14c65daac56e129b9444236541e2b2

    SHA512

    d70a3a75c1456428ffc69c57c8d210fb2b69c55b9990728558e28fcd90738b2f658f76e09b0422559d7bc8796a7b3aa8abbfaff137108bad6493b1795d9b0c83

  • C:\kHvolaMJY.README.txt

    Filesize

    1KB

    MD5

    41358c851ca028b4c82f3c5c1ca6440f

    SHA1

    3832debb114a0421006e94ddaae45805baafbbb5

    SHA256

    66244691ed831b280edb737ef21d9b1159a59e4aa07bafcfa53db2b3f76b55f3

    SHA512

    9df88a2d71591c9eae7a38a29046168602a6966cb280d311b22f4157169bd6fe58672a11c3e324b3074bb838101e659634e4769501abc79bb4f27a949f0de01b

  • F:\$RECYCLE.BIN\S-1-5-21-3063565911-2056067323-3330884624-1000\DDDDDDDDDDD

    Filesize

    129B

    MD5

    23516f271faf06272b5558e2e4891771

    SHA1

    6dad8b22c079a51e9841eeecc3945747bb0ce6c6

    SHA256

    1bc64d1964a12efc6b29000b8585dba573eb77ff065b57de5bd88a7e3afa2ecd

    SHA512

    23f840d6f2280688717250c237d357e09529f2e13e15954c0bd311fb3c281412e1df1cdd70348b32c14bc8b7f5912424ea5df26980dd76f022a443dc768d47f8

  • memory/3040-0-0x0000000000520000-0x0000000000560000-memory.dmp

    Filesize

    256KB