Analysis

  • max time kernel
    95s
  • max time network
    127s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2023 19:49

General

  • Target

    cac859f35b9d629e2cb6ee6ae0e98ec7d4d9f37c15452c30bc44752b44895f3b.exe

  • Size

    522KB

  • MD5

    7d6d469a15d1581ef6f66a399fbc0bb8

  • SHA1

    bd4adcdd81327ae1e7282f4da8cc73b34c45b891

  • SHA256

    cac859f35b9d629e2cb6ee6ae0e98ec7d4d9f37c15452c30bc44752b44895f3b

  • SHA512

    9938dd6371100413fcfac8023dc887bb4e4c4e9901553c24dbb33795a061707891cd2c4281c80883db66cb3354717381eb4d1863a367b4817f9f0cb0554e25b0

  • SSDEEP

    12288:lMrVy90+umHiPqYYuG9bq849eg8UZ4XlzWKUad13y+s:QyumHhup8+kUSXYKUad1C+s

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

spora

C2

176.113.115.145:4125

Attributes
  • auth_value

    441b39ab37774b2ca9931c31e1bc6071

Signatures

  • 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.

  • RedLine payload 33 IoCs
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 4 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\cac859f35b9d629e2cb6ee6ae0e98ec7d4d9f37c15452c30bc44752b44895f3b.exe
    "C:\Users\Admin\AppData\Local\Temp\cac859f35b9d629e2cb6ee6ae0e98ec7d4d9f37c15452c30bc44752b44895f3b.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1728
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziah6235.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziah6235.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2092
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr787097.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr787097.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1204
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku148714.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku148714.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:232
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 232 -s 1132
          4⤵
          • Program crash
          PID:1616
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr814606.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr814606.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:772
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 232 -ip 232
    1⤵
      PID:3908

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Persistence

    Modify Existing Service

    1
    T1031

    Registry Run Keys / Startup Folder

    1
    T1060

    Defense Evasion

    Modify Registry

    3
    T1112

    Disabling Security Tools

    2
    T1089

    Credential Access

    Credentials in Files

    2
    T1081

    Discovery

    Query Registry

    1
    T1012

    Collection

    Data from Local System

    2
    T1005

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr814606.exe
      Filesize

      175KB

      MD5

      6608c960b04ecf75c027a9896f7af600

      SHA1

      a19d0d8f2ef134802fc57803f62d57d7699ab72b

      SHA256

      39b7c73816565c0a572a61f51b996a854b119daed29e8bd37ebe78958d0a88af

      SHA512

      2e41c84bf2f40cc1b3a493924ed05bd3bcdf5e057bf61ad94fc273e68af677681e8c3e09780dda5b0dc0fd61d341d01133dee105e7a8fde33769065938ce4a8a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr814606.exe
      Filesize

      175KB

      MD5

      6608c960b04ecf75c027a9896f7af600

      SHA1

      a19d0d8f2ef134802fc57803f62d57d7699ab72b

      SHA256

      39b7c73816565c0a572a61f51b996a854b119daed29e8bd37ebe78958d0a88af

      SHA512

      2e41c84bf2f40cc1b3a493924ed05bd3bcdf5e057bf61ad94fc273e68af677681e8c3e09780dda5b0dc0fd61d341d01133dee105e7a8fde33769065938ce4a8a

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziah6235.exe
      Filesize

      380KB

      MD5

      35038c2b62b5e11143dcddf5a9ae20d5

      SHA1

      799f4732c097487e7079a9f9630c79d2c833a910

      SHA256

      57ba635d83eefcf7973f1577654a8903a8c9599121177a64d17305a550a60ee4

      SHA512

      7702c4efd5ac8e9d252bb7eae2aa4c6de0f3255c2a43d0c9d994f07eb4fd13899a309b0cca0f6c631f44dea30a1d2193729b92534c2fb4d57071e82615e1f6d9

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziah6235.exe
      Filesize

      380KB

      MD5

      35038c2b62b5e11143dcddf5a9ae20d5

      SHA1

      799f4732c097487e7079a9f9630c79d2c833a910

      SHA256

      57ba635d83eefcf7973f1577654a8903a8c9599121177a64d17305a550a60ee4

      SHA512

      7702c4efd5ac8e9d252bb7eae2aa4c6de0f3255c2a43d0c9d994f07eb4fd13899a309b0cca0f6c631f44dea30a1d2193729b92534c2fb4d57071e82615e1f6d9

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr787097.exe
      Filesize

      11KB

      MD5

      bf068aeca9ea379558e224a0f883fec3

      SHA1

      f840c42c488d64471c974ae7021740c2ca1288fd

      SHA256

      fe7835ea828f56bfb8c2000ad894d2b1090922f4ecc8d3facd735301fda40e5c

      SHA512

      166e3d773bf1f93d1b0115ea8e0a0d32b43432766fe648f5065532127bef467a5947a1a5fe8c6765e660073f978406f41fb88613e6795e04a479442e79cb1e60

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr787097.exe
      Filesize

      11KB

      MD5

      bf068aeca9ea379558e224a0f883fec3

      SHA1

      f840c42c488d64471c974ae7021740c2ca1288fd

      SHA256

      fe7835ea828f56bfb8c2000ad894d2b1090922f4ecc8d3facd735301fda40e5c

      SHA512

      166e3d773bf1f93d1b0115ea8e0a0d32b43432766fe648f5065532127bef467a5947a1a5fe8c6765e660073f978406f41fb88613e6795e04a479442e79cb1e60

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku148714.exe
      Filesize

      294KB

      MD5

      a575f8473c632a680f7ddff282769440

      SHA1

      357bbfc35fdae19069d533a31cc00122ce0c6a12

      SHA256

      110b6abffab4470c236ca56fd17a476151a47c147afc2b8aa7edd0438061cab1

      SHA512

      233082a61b30223051f579920a06f6b33831ab0a1360ffe0a29f69b647b1166be391a74657237088d216afdce88838e9068f9a713650593144fce39876d5e92e

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku148714.exe
      Filesize

      294KB

      MD5

      a575f8473c632a680f7ddff282769440

      SHA1

      357bbfc35fdae19069d533a31cc00122ce0c6a12

      SHA256

      110b6abffab4470c236ca56fd17a476151a47c147afc2b8aa7edd0438061cab1

      SHA512

      233082a61b30223051f579920a06f6b33831ab0a1360ffe0a29f69b647b1166be391a74657237088d216afdce88838e9068f9a713650593144fce39876d5e92e

    • memory/232-153-0x0000000004AD0000-0x0000000005074000-memory.dmp
      Filesize

      5.6MB

    • memory/232-154-0x0000000002020000-0x000000000206B000-memory.dmp
      Filesize

      300KB

    • memory/232-155-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-156-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-157-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-158-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-159-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-161-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-163-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-165-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-167-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-169-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-171-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-173-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-175-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-177-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-179-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-181-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-183-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-185-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-187-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-189-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-191-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-193-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-195-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-197-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-199-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-201-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-203-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-205-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-207-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-209-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-211-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-213-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-215-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-217-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-219-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-221-0x0000000005080000-0x00000000050BF000-memory.dmp
      Filesize

      252KB

    • memory/232-1064-0x00000000050C0000-0x00000000056D8000-memory.dmp
      Filesize

      6.1MB

    • memory/232-1065-0x0000000005760000-0x000000000586A000-memory.dmp
      Filesize

      1.0MB

    • memory/232-1066-0x00000000058A0000-0x00000000058B2000-memory.dmp
      Filesize

      72KB

    • memory/232-1067-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-1068-0x00000000058C0000-0x00000000058FC000-memory.dmp
      Filesize

      240KB

    • memory/232-1070-0x0000000005BB0000-0x0000000005C42000-memory.dmp
      Filesize

      584KB

    • memory/232-1071-0x0000000005C50000-0x0000000005CB6000-memory.dmp
      Filesize

      408KB

    • memory/232-1072-0x0000000006350000-0x00000000063C6000-memory.dmp
      Filesize

      472KB

    • memory/232-1073-0x00000000063E0000-0x0000000006430000-memory.dmp
      Filesize

      320KB

    • memory/232-1074-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-1075-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-1076-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-1077-0x00000000023F0000-0x0000000002400000-memory.dmp
      Filesize

      64KB

    • memory/232-1078-0x00000000066A0000-0x0000000006862000-memory.dmp
      Filesize

      1.8MB

    • memory/232-1079-0x0000000006880000-0x0000000006DAC000-memory.dmp
      Filesize

      5.2MB

    • memory/772-1085-0x0000000000B10000-0x0000000000B42000-memory.dmp
      Filesize

      200KB

    • memory/772-1086-0x0000000005740000-0x0000000005750000-memory.dmp
      Filesize

      64KB

    • memory/1204-147-0x0000000000EA0000-0x0000000000EAA000-memory.dmp
      Filesize

      40KB