Analysis

  • max time kernel
    120s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    20/09/2023, 01:23

General

  • Target

    c76e60b75a73a99a5ac2e292b2f6676b0fc3a4f07c5cc6a7c96370b1c4343e7a.exe

  • Size

    2.0MB

  • MD5

    7cae0a4f24c28db530a70b4e8b9672ed

  • SHA1

    dfd916ea5999d7a3a30bc1b676a4b88d27ba6caf

  • SHA256

    c76e60b75a73a99a5ac2e292b2f6676b0fc3a4f07c5cc6a7c96370b1c4343e7a

  • SHA512

    c3d9339491db079592903d8b111ca0c5c073e06c19ad75a63f3320657cca625265491280b683b94ff8fde88028bdbde18ca88ca983e89a65cfbf03e9708395ba

  • SSDEEP

    49152:G5sNT52frFnfii3U4hwURmSwKPbZ0ccXFHunC:0s5qrFnfi14QSwKiTZEC

Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Modifies system certificate store 2 TTPs 9 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c76e60b75a73a99a5ac2e292b2f6676b0fc3a4f07c5cc6a7c96370b1c4343e7a.exe
    "C:\Users\Admin\AppData\Local\Temp\c76e60b75a73a99a5ac2e292b2f6676b0fc3a4f07c5cc6a7c96370b1c4343e7a.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2968
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe "C:\Users\Admin\AppData\Local\Temp\updatac76e60b75a73a99a5ac2e292b2f6676b0fc3a4f07c5cc6a7c96370b1c4343e7a.exe"
      2⤵
        PID:1068
    • C:\Windows\explorer.exe
      C:\Windows\explorer.exe /factory,{75dff2b7-6936-4c06-a8bb-676a7b00b24b} -Embedding
      1⤵
        PID:2524

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

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

        Filesize

        344B

        MD5

        d81f860a65a323cec494a6808d4921f3

        SHA1

        c37c850a518c7ec01f4e6675ade1befa0df4c035

        SHA256

        1b4a3a73a3c2b6c88dfdde49fc205848898fa08c7c3104bb50a0f1e57b9288cc

        SHA512

        914cd4c0d14642c7ee4a5715a458c6dc13a6c1a5663e4722680e3d9bae7a5489dbe251299aaa3a5dcd8157c4d48f19207726ee20e5e46c0145485bcffcb06d33

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

        Filesize

        344B

        MD5

        c64639a9f770eca0e451028c77121ce5

        SHA1

        f4beed08a871ca427cbad11a7f1c158443a34589

        SHA256

        e8102a7c40b82bd1d18f10908a9240a0760f01f5c06cb115ee4eb9d9f1713bfe

        SHA512

        ba69a273333cd50c28de57ff4a6d2435411b49cdcb246a1fb5e5ade949e5dddab7a8a43f15cd4265e3adc90c4ccfe2cb5b46c01e0f6089908c9ef7501aaa0c64

      • C:\Users\Admin\AppData\Local\Temp\Cab7699.tmp

        Filesize

        61KB

        MD5

        f3441b8572aae8801c04f3060b550443

        SHA1

        4ef0a35436125d6821831ef36c28ffaf196cda15

        SHA256

        6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

        SHA512

        5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

      • C:\Users\Admin\AppData\Local\Temp\Tar76F9.tmp

        Filesize

        163KB

        MD5

        9441737383d21192400eca82fda910ec

        SHA1

        725e0d606a4fc9ba44aa8ffde65bed15e65367e4

        SHA256

        bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

        SHA512

        7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

      • \Users\Admin\AppData\Roaming\cloudflare\malloc\L_mimalloc.dll

        Filesize

        164KB

        MD5

        fb8b5a6a1ab9559a8cd27b6553c31218

        SHA1

        2e7c95da983a2b0e85a4502b11093c22c4c0cb92

        SHA256

        289bf8cc3f337a49144c0d42dc57455db8117419cab1beaaa82b12c98c063ccf

        SHA512

        a9e5257543d68e2d910cade71cbe128d1026339313e1be52e133fa34c8f984dccaa0c48cdcaff796402202ecdce9bc20af2bcb1f35a433b2181e73566199273c

      • memory/2524-30-0x00000000026A0000-0x00000000026A1000-memory.dmp

        Filesize

        4KB

      • memory/2524-138-0x00000000026A0000-0x00000000026A1000-memory.dmp

        Filesize

        4KB

      • memory/2968-25-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-29-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-13-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-12-0x0000000001E20000-0x0000000001E38000-memory.dmp

        Filesize

        96KB

      • memory/2968-14-0x000000000AFB0000-0x000000000AFF0000-memory.dmp

        Filesize

        256KB

      • memory/2968-15-0x0000000001E20000-0x0000000001E38000-memory.dmp

        Filesize

        96KB

      • memory/2968-16-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-17-0x000000000B730000-0x000000000B788000-memory.dmp

        Filesize

        352KB

      • memory/2968-18-0x000000000B730000-0x000000000B788000-memory.dmp

        Filesize

        352KB

      • memory/2968-19-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-20-0x000000000AB70000-0x000000000AB71000-memory.dmp

        Filesize

        4KB

      • memory/2968-21-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-22-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-23-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-24-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-1-0x0000000010000000-0x0000000010059000-memory.dmp

        Filesize

        356KB

      • memory/2968-26-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-27-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-28-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-11-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-10-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-31-0x0000000001E20000-0x0000000001E38000-memory.dmp

        Filesize

        96KB

      • memory/2968-32-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-33-0x000000000AFB0000-0x000000000AFF0000-memory.dmp

        Filesize

        256KB

      • memory/2968-34-0x000000000B730000-0x000000000B788000-memory.dmp

        Filesize

        352KB

      • memory/2968-36-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-37-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-9-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-8-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-72-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-73-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-7-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-6-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-5-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-140-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-139-0x000000000B730000-0x000000000B788000-memory.dmp

        Filesize

        352KB

      • memory/2968-142-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-143-0x0000000000400000-0x0000000000618000-memory.dmp

        Filesize

        2.1MB

      • memory/2968-144-0x0000000010000000-0x0000000010059000-memory.dmp

        Filesize

        356KB