Resubmissions

26/02/2025, 05:50

250226-gjv2nssrx3 10

26/02/2025, 02:02

250226-cggzta1lx4 10

25/02/2025, 23:31

250225-3hvkeatpx2 10

25/02/2025, 23:21

250225-3b6dbstk17 10

25/02/2025, 23:08

250225-24rvzasqv3 10

25/02/2025, 22:22

250225-199sas1j14 10

Analysis

  • max time kernel
    150s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25/02/2025, 23:31

General

  • Target

    Archive.zip__ccacaxs2tbz2t6ob3e.exe

  • Size

    430KB

  • MD5

    a3cab1a43ff58b41f61f8ea32319386b

  • SHA1

    94689e1a9e1503f1082b23e6d5984d4587f3b9ec

  • SHA256

    005d3b2b78fa134092a43e53112e5c8518f14cf66e57e6a3cc723219120baba6

  • SHA512

    8f084a866c608833c3bf95b528927d9c05e8d4afcd8a52c3434d45c8ba8220c25d2f09e00aade708bbbc83b4edea60baf826750c529e8e9e05b1242c56d0198d

  • SSDEEP

    6144:vU9Q9tD5WuDQa4t3BMgLkzvCOnYxcEaSAOPou8BWinO8DR:8Q9tD5WyQlBBVAnYxRhr8DR

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • 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.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Archive.zip__ccacaxs2tbz2t6ob3e.exe
    "C:\Users\Admin\AppData\Local\Temp\Archive.zip__ccacaxs2tbz2t6ob3e.exe"
    1⤵
    • Downloads MZ/PE file
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Modifies system certificate store
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\E478.tmp.exe
      C:\Users\Admin\AppData\Local\Temp\E478.tmp.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2160

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

    Filesize

    71KB

    MD5

    83142242e97b8953c386f988aa694e4a

    SHA1

    833ed12fc15b356136dcdd27c61a50f59c5c7d50

    SHA256

    d72761e1a334a754ce8250e3af7ea4bf25301040929fd88cf9e50b4a9197d755

    SHA512

    bb6da177bd16d163f377d9b4c63f6d535804137887684c113cc2f643ceab4f34338c06b5a29213c23d375e95d22ef417eac928822dfb3688ce9e2de9d5242d10

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    344B

    MD5

    3ad49e1882414cb5832cd5209cc5f1df

    SHA1

    0ed436a95423a72de193d2c5953d5f2b82d9603e

    SHA256

    14e7d8938e8375380f197bb2e0a197233bef7075cae6eed884033b71dd18079f

    SHA512

    9584e32f90101accbeab4127a825463443119396b1217c2a3eff72599e601e5338b9c1d614b34a79f4446baf055a7a62d419bace7968b2f939d7ec130907f541

  • C:\Users\Admin\AppData\Local\Temp\CabE708.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\TarE808.tmp

    Filesize

    183KB

    MD5

    109cab5505f5e065b63d01361467a83b

    SHA1

    4ed78955b9272a9ed689b51bf2bf4a86a25e53fc

    SHA256

    ea6b7f51e85835c09259d9475a7d246c3e764ad67c449673f9dc97172c351673

    SHA512

    753a6da5d6889dd52f40208e37f2b8c185805ef81148682b269fff5aa84a46d710fe0ebfe05bce625da2e801e1c26745998a41266fa36bf47bc088a224d730cc

  • \Users\Admin\AppData\Local\Temp\E478.tmp.exe

    Filesize

    149KB

    MD5

    060404f288040959694844afbd102966

    SHA1

    e0525e9ef6713fd7f269a669335ce3ddaab4b6a1

    SHA256

    40517e822f3442a2f389a50e905f40a6a2c4930077c865e3ea7b1929405f760a

    SHA512

    ddf8c53e1e1888084fa5422f297cc3ba9d97f7576c36f6b633ce67ca789127f7e259e9fb374fcbced66f883dadde0717d81ecce9776770bf07d8cf3b94b1a43f