Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/09/2024, 04:06

General

  • Target

    3fc6a8a2b3788af6e4ccfd400f94fa80N.exe

  • Size

    29KB

  • MD5

    3fc6a8a2b3788af6e4ccfd400f94fa80

  • SHA1

    60ded98c713299f5a38b4265d993e743f706ebb9

  • SHA256

    338303b639584e2eee6597fb47b9f726089afaf6283e63cca6dadd67c50feb11

  • SHA512

    bf99505897928e282b47ab0ea19cd04ddc051918d51feb1a538c75a0268263b0cc60a84722df5ba1666f4f5cf06978ff28a0ec749c15ce36c4b068f61b7926de

  • SSDEEP

    768:AEwHupU99d2JE0jNJJ83+8zzqgTdVY9/XJ:AEwVs+0jNDY1qi/qvJ

Malware Config

Signatures

  • Detects MyDoom family 7 IoCs
  • MyDoom

    MyDoom is a Worm that is written in C++.

  • Executes dropped EXE 1 IoCs
  • UPX packed file 23 IoCs

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

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Drops file in Windows directory 3 IoCs
  • 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.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3fc6a8a2b3788af6e4ccfd400f94fa80N.exe
    "C:\Users\Admin\AppData\Local\Temp\3fc6a8a2b3788af6e4ccfd400f94fa80N.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3260
    • C:\Windows\services.exe
      "C:\Windows\services.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      PID:1328

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4329235D\default[2].htm

    Filesize

    312B

    MD5

    e5c2364375c0a8a786a9508a840b6299

    SHA1

    bec1874db0d2348274b6656d1383e262f73e2bc6

    SHA256

    51b67ae1066eb179562cf80a8a156bbd4b139b83072f610bf62c0b6d58ed17f3

    SHA512

    ee19a8fa40bc7e991ac289eb30ceec8264d6071f124e99791022961c99f25b97def4f13fa96149eb52786d1104d85d20410e65a333304c0df6ba858472a557d3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\THHXO5RX\search[1].htm

    Filesize

    25B

    MD5

    8ba61a16b71609a08bfa35bc213fce49

    SHA1

    8374dddcc6b2ede14b0ea00a5870a11b57ced33f

    SHA256

    6aa63394c1f5e705b1e89c55ff19eed71957e735c3831a845ff62f74824e13f1

    SHA512

    5855f5b2a78877f7a27ff92eaaa900d81d02486e6e2ea81d80b6f6cf1fe254350444980017e00cdeecdd3c67b86e7acc90cd2d77f06210bdd1d7b1a71d262df1

  • C:\Users\Admin\AppData\Local\Temp\tmp83A4.tmp

    Filesize

    29KB

    MD5

    4e290b403028a214eecbc2661cd03b6d

    SHA1

    a7a60214e0c46b09fd0e23ef7121511e790070a5

    SHA256

    639b8e05abdca720e5d83cbef79b446113601a86cd0567502960061d6a9c95b8

    SHA512

    467ab0848ce05d41d18d5ea79bb0f86bda677499bc0146f847dcc2c094f12ab67b59939f0233144fae98e2fb9dd11ab5086ed9ac4c3839aa56eb9be4c5e75f9e

  • C:\Users\Admin\AppData\Local\Temp\zincite.log

    Filesize

    352B

    MD5

    08ffbd13de3a30f0e80a1d818f212da4

    SHA1

    da6539a26b92384cd2dc61d10e83757dffe23266

    SHA256

    c964ac2a09643ba8fce7b4173dd02bd1430865b633993c538c6aa215ff514607

    SHA512

    5b5ff960e14040ee1a26cf78f4d919993fb07e4ba89b4b2a39c07adb6a0e8035f40ba9b356423841f08558b890e693b7c2d14a2a4eb44e894bd0586e31918efe

  • C:\Users\Admin\AppData\Local\Temp\zincite.log

    Filesize

    352B

    MD5

    e47973e40a104c36816b1484e0c0cb47

    SHA1

    c6a28602f3e502d0541312a5f86588e9351d625f

    SHA256

    c24cf3c1ba09225c22db751f042984ca6c3202ef7e054b6cd1726bc25b425bf7

    SHA512

    79d3b427703af86fae40f7b96bda481e344e04d2d8e4f2405fd178d5a37b4775b84104652705a82d5dfb1c04ebb10d9d219b686173774efba3eb6a4183c51d9a

  • C:\Windows\services.exe

    Filesize

    8KB

    MD5

    b0fe74719b1b647e2056641931907f4a

    SHA1

    e858c206d2d1542a79936cb00d85da853bfc95e2

    SHA256

    bf316f51d0c345d61eaee3940791b64e81f676e3bca42bad61073227bee6653c

    SHA512

    9c82e88264696d0dadef9c0442ad8d1183e48f0fb355a4fc9bf4fa5db4e27745039f98b1fd1febff620a5ded6dd493227f00d7d2e74b19757685aa8655f921c2

  • memory/1328-21-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-130-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-28-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-6-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-33-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-192-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-38-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-155-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-16-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-15-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-153-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-26-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/1328-148-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

  • memory/3260-147-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-129-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-154-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-0-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-13-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-191-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-37-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB

  • memory/3260-32-0x0000000000500000-0x0000000000510200-memory.dmp

    Filesize

    64KB