Analysis

  • max time kernel
    119s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03-11-2024 20:42

General

  • Target

    f5dc624fc92e2e1e175943520df30ed2ea5cdd1061f143e49625a54066462e2eN.exe

  • Size

    6.5MB

  • MD5

    897f9c7d871aa6cfee73a8a226b2ce00

  • SHA1

    71a7b5a797d80cc76fb7dbc0d209eacb290ccc0b

  • SHA256

    f5dc624fc92e2e1e175943520df30ed2ea5cdd1061f143e49625a54066462e2e

  • SHA512

    d668d0a14399ff53680d138ba041e6fff2cf36241588d42aedeecab3095f575d6579b6878224975f9b0c0f68508bb466a2efdf2ff5bd4924db9982e610f7d070

  • SSDEEP

    98304:Roc5swrA2XGxlHKcjTjNk3o659yrnfKtDrKIAyyks+Ctf8mQZVSo:i0LrA2kHKQHNk3og9unipQyOaOo

Malware Config

Extracted

Family

urelas

C2

218.54.31.165

218.54.31.226

Signatures

  • Urelas

    Urelas is a trojan targeting card games.

  • Urelas family
  • Deletes itself 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 4 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f5dc624fc92e2e1e175943520df30ed2ea5cdd1061f143e49625a54066462e2eN.exe
    "C:\Users\Admin\AppData\Local\Temp\f5dc624fc92e2e1e175943520df30ed2ea5cdd1061f143e49625a54066462e2eN.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\fepex.exe
      "C:\Users\Admin\AppData\Local\Temp\fepex.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2140
      • C:\Users\Admin\AppData\Local\Temp\xahiqu.exe
        "C:\Users\Admin\AppData\Local\Temp\xahiqu.exe" OK
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:1744
        • C:\Users\Admin\AppData\Local\Temp\omqoi.exe
          "C:\Users\Admin\AppData\Local\Temp\omqoi.exe"
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1052
        • C:\Windows\SysWOW64\cmd.exe
          cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
          4⤵
          • System Location Discovery: System Language Discovery
          PID:1028
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\_vslite.bat" "
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_vslite.bat

    Filesize

    224B

    MD5

    c8f9bdf732fed33b5bf3d8048d84b847

    SHA1

    91e692e32e365baacd4413e4b5e710579b5257cc

    SHA256

    bd89e7e76592b19f6c58c3c746dd0b24cd34981a189a79061408b3c3ba8953fe

    SHA512

    b0406b07b95a297f1fe83f8b90cd5221b0f32b591f79be7ea5d1426454eadc2e2080a02108c17dd1fb6175a8b205da4e70322987a631e7e8587c1ddc763ba82e

  • C:\Users\Admin\AppData\Local\Temp\_vslite.bat

    Filesize

    342B

    MD5

    937f07b8af929674610e5739a06fdc64

    SHA1

    400c9e7f43604e1707aa4d19b6e9e925d8e55b71

    SHA256

    d39c5753c2a4dcc0319baef659a93993446a9edbe88fded4ba72aaa5a2f01027

    SHA512

    f2e8058a9e2d89676b8ed455ce559456141b48d8b6f64e6e5fe164f7fd016583afd82130371ff1611342e6b61f538de420069b016b56d990531c6edfc1f20f35

  • C:\Users\Admin\AppData\Local\Temp\gbp.ini

    Filesize

    104B

    MD5

    dbef593bccc2049f860f718cd6fec321

    SHA1

    e7e9f8235b4eb70aa99dd2c38009f2152575a8d0

    SHA256

    30f820bb1ca6c20bcd77113c7377e01f31cdf0ec5b64864f22887d41a9bf3c7a

    SHA512

    3e87c661c343b72f5dff4587b99688dbf655be9d6d903a75151bd9f204f55858e90388591f660bcbded5278ef94e322bf3e7c57374c9b16fce1eef7082395a2a

  • C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

    Filesize

    512B

    MD5

    f879be8b697fd769caddcd2d91cf83d9

    SHA1

    3e9e3430325e706fc4a56bdc5e3883516391899e

    SHA256

    e95c91553fd54e5e65d66d066a2811ae2bfd9b1e80bee6b22f5b5ed2157538fa

    SHA512

    ff2019588892b3e6a8da0a5b94a66cafd9b1d507839a528ec08869ab4c1bf4ea8ce67926ea0268a178ef57cf55c40fdff5a22cd6da3ec1009ee7dab439ec4ce2

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

    Filesize

    6.5MB

    MD5

    36d0657b7b494c5afde84df4a8f8d323

    SHA1

    29efa899d84b526ececa55807c5c2286f316be67

    SHA256

    d434d43e71f209cc47c7dc0ea804eddcd4460617f403b3ca6b2b3c61992cd02b

    SHA512

    9f65ed0d1c11c88aa99b208999a65fc45e8eead476e8aacec9816e43b40721f7d61f5e4ea0706ea71da84e9c41e3d99e5303546a34ca31ea64c7e83fa67528e4

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

    Filesize

    459KB

    MD5

    1616d4341f458500ebdf6b7e29c932b1

    SHA1

    1b445705476e679c7cf7fb17f43cf6bdb0e53940

    SHA256

    ab3fcdbd0689f09ef7727705d9dd47f40b85f15dcd71a24b171322343dc6b682

    SHA512

    f8830d28ab91afda59dcaf7b2fea9672be902d944812e1473685c461d4577a8d4a946cfeb8551c9e02fe4838bbe1306625794141ae590faf2e9ce43ee3dc4ac5

  • memory/1052-165-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/1052-177-0x0000000000400000-0x0000000000599000-memory.dmp

    Filesize

    1.6MB

  • memory/1744-163-0x0000000004760000-0x00000000048F9000-memory.dmp

    Filesize

    1.6MB

  • memory/1744-155-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/1744-116-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/1744-173-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2140-87-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2140-84-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2140-89-0x00000000002F0000-0x00000000002F1000-memory.dmp

    Filesize

    4KB

  • memory/2140-82-0x00000000002E0000-0x00000000002E1000-memory.dmp

    Filesize

    4KB

  • memory/2140-103-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2140-105-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2140-114-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2140-63-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-18-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2384-15-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2384-60-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-58-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-3-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2384-62-0x00000000041A0000-0x0000000004C8C000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-61-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/2384-5-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2384-6-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2384-8-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2384-10-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2384-11-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2384-13-0x0000000000250000-0x0000000000251000-memory.dmp

    Filesize

    4KB

  • memory/2384-1-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/2384-0-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-20-0x0000000000260000-0x0000000000261000-memory.dmp

    Filesize

    4KB

  • memory/2384-23-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2384-154-0x00000000041A0000-0x0000000004C8C000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-25-0x0000000000270000-0x0000000000271000-memory.dmp

    Filesize

    4KB

  • memory/2384-28-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2384-30-0x0000000000280000-0x0000000000281000-memory.dmp

    Filesize

    4KB

  • memory/2384-33-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2384-35-0x0000000000290000-0x0000000000291000-memory.dmp

    Filesize

    4KB

  • memory/2384-36-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB

  • memory/2384-38-0x0000000000526000-0x000000000087A000-memory.dmp

    Filesize

    3.3MB

  • memory/2384-39-0x0000000000400000-0x0000000000EEC000-memory.dmp

    Filesize

    10.9MB