Analysis

  • max time kernel
    151s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/05/2023, 18:50

General

  • Target

    a5eb2f0b1ca214b4979f1ab80afdb234fd2a5250dcbaaf5945cf7e58be787dd4.exe

  • Size

    674KB

  • MD5

    57010affc0dc3cfded0cb04b499857ca

  • SHA1

    7bc7c28e0dca80c0f33274d05b710be6e19b0d99

  • SHA256

    a5eb2f0b1ca214b4979f1ab80afdb234fd2a5250dcbaaf5945cf7e58be787dd4

  • SHA512

    b6a367528798a1c04b530bf936e1b144b867cd1ef237effd9c12275fcfc3bac7fbacd6fdfc34804ba9a0a950df69abd505fe09cffe28cd51b6c63b2ee15fea12

  • SSDEEP

    12288:oy90FtWi7tJaPcMaF+9rfq3f5P9fBPVtWDyVjqGOtzI:oystWi7tJaPmkS3fh9LtkyIlI

Malware Config

Signatures

  • Detects Redline Stealer samples 1 IoCs

    This rule detects the presence of Redline Stealer samples based on their unique strings.

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 6 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 3 IoCs
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5eb2f0b1ca214b4979f1ab80afdb234fd2a5250dcbaaf5945cf7e58be787dd4.exe
    "C:\Users\Admin\AppData\Local\Temp\a5eb2f0b1ca214b4979f1ab80afdb234fd2a5250dcbaaf5945cf7e58be787dd4.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st237151.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st237151.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1096
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53914821.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53914821.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1596
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp018076.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp018076.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of AdjustPrivilegeToken
        PID:3440

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st237151.exe

          Filesize

          520KB

          MD5

          c3c623acfcb13bebef91d25db9db3af8

          SHA1

          9cb545076de899e0d6574f7269fd2dd58c54ae60

          SHA256

          6fa01861ccb17bb28083dbe1a26e8a08085d3c3b0226793ae63c20dbed472569

          SHA512

          24f55582853da26a541550ee7386dc95a7e583ae73398d3059b4871bce8926f40072d06545b4b16a0dea5975730a32dfce6aea33fd1b95149e2afd76e1c42e70

        • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\st237151.exe

          Filesize

          520KB

          MD5

          c3c623acfcb13bebef91d25db9db3af8

          SHA1

          9cb545076de899e0d6574f7269fd2dd58c54ae60

          SHA256

          6fa01861ccb17bb28083dbe1a26e8a08085d3c3b0226793ae63c20dbed472569

          SHA512

          24f55582853da26a541550ee7386dc95a7e583ae73398d3059b4871bce8926f40072d06545b4b16a0dea5975730a32dfce6aea33fd1b95149e2afd76e1c42e70

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53914821.exe

          Filesize

          175KB

          MD5

          a165b5f6b0a4bdf808b71de57bf9347d

          SHA1

          39a7b301e819e386c162a47e046fa384bb5ab437

          SHA256

          68349ed349ed7bbb9a279ac34ea4984206a1a1b3b73587fd1b109d55391af09a

          SHA512

          3dd6ca63a2aecb2a0599f0b918329e75b92eb5259d6986bd8d41cb8ebcf7b965bbd12786929d61743ae8613c2e180078f2eed2835ccb54378cd343c4a048c1a1

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\53914821.exe

          Filesize

          175KB

          MD5

          a165b5f6b0a4bdf808b71de57bf9347d

          SHA1

          39a7b301e819e386c162a47e046fa384bb5ab437

          SHA256

          68349ed349ed7bbb9a279ac34ea4984206a1a1b3b73587fd1b109d55391af09a

          SHA512

          3dd6ca63a2aecb2a0599f0b918329e75b92eb5259d6986bd8d41cb8ebcf7b965bbd12786929d61743ae8613c2e180078f2eed2835ccb54378cd343c4a048c1a1

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp018076.exe

          Filesize

          416KB

          MD5

          bf66208d7f588ae760bcac6be9690508

          SHA1

          788158d62adec2e66462650f7181f59ecdc8d3f6

          SHA256

          c4a8e80e305014533d5ae82ce082a039423831761b1f5326dc93ce94eac27331

          SHA512

          f8ade36927262f9c4777823fc0c27c3c251036e81369f8594b82e339b365f17e023c7595d3c68b8d945bafa57e21a8af15ac3d58fc5dcac33ce3e9560010f2fd

        • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\kp018076.exe

          Filesize

          416KB

          MD5

          bf66208d7f588ae760bcac6be9690508

          SHA1

          788158d62adec2e66462650f7181f59ecdc8d3f6

          SHA256

          c4a8e80e305014533d5ae82ce082a039423831761b1f5326dc93ce94eac27331

          SHA512

          f8ade36927262f9c4777823fc0c27c3c251036e81369f8594b82e339b365f17e023c7595d3c68b8d945bafa57e21a8af15ac3d58fc5dcac33ce3e9560010f2fd

        • memory/1596-147-0x0000000004A20000-0x0000000004FC4000-memory.dmp

          Filesize

          5.6MB

        • memory/1596-148-0x0000000004A10000-0x0000000004A20000-memory.dmp

          Filesize

          64KB

        • memory/1596-149-0x0000000004A10000-0x0000000004A20000-memory.dmp

          Filesize

          64KB

        • memory/1596-150-0x0000000004A10000-0x0000000004A20000-memory.dmp

          Filesize

          64KB

        • memory/1596-151-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-152-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-154-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-156-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-158-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-160-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-162-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-164-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-166-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-168-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-170-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-174-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-172-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-176-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-178-0x0000000004960000-0x0000000004973000-memory.dmp

          Filesize

          76KB

        • memory/1596-179-0x0000000004A10000-0x0000000004A20000-memory.dmp

          Filesize

          64KB

        • memory/1596-180-0x0000000004A10000-0x0000000004A20000-memory.dmp

          Filesize

          64KB

        • memory/1596-181-0x0000000004A10000-0x0000000004A20000-memory.dmp

          Filesize

          64KB

        • memory/3440-187-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-188-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-190-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-192-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-194-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-196-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-198-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-200-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-202-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-204-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-206-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-208-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-210-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-212-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-214-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-216-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-218-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-220-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-222-0x0000000002560000-0x0000000002595000-memory.dmp

          Filesize

          212KB

        • memory/3440-249-0x0000000000610000-0x0000000000656000-memory.dmp

          Filesize

          280KB

        • memory/3440-251-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-253-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-255-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-983-0x0000000007550000-0x0000000007B68000-memory.dmp

          Filesize

          6.1MB

        • memory/3440-984-0x0000000007BD0000-0x0000000007BE2000-memory.dmp

          Filesize

          72KB

        • memory/3440-985-0x0000000007BF0000-0x0000000007CFA000-memory.dmp

          Filesize

          1.0MB

        • memory/3440-986-0x0000000007D10000-0x0000000007D4C000-memory.dmp

          Filesize

          240KB

        • memory/3440-987-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-989-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-990-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-991-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB

        • memory/3440-992-0x00000000021C0000-0x00000000021D0000-memory.dmp

          Filesize

          64KB