Analysis

  • max time kernel
    60s
  • max time network
    126s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-04-2023 20:20

General

  • Target

    a54e312e555024221876455b2bf3ac0f39fd325a7306828bf24e466454ee6349.exe

  • Size

    522KB

  • MD5

    f46407c6dd767210d49b5d6326076f95

  • SHA1

    d2b70fa78de760394bb2790b5a37088b41c5a20d

  • SHA256

    a54e312e555024221876455b2bf3ac0f39fd325a7306828bf24e466454ee6349

  • SHA512

    0444e672070d619d8a3dbe59963f83645e6ca120a5746741d1d1463fa9f38485c136b40773301db2ae5df0b9c4961f17dce270306f2ba4d826e88801cc99efa2

  • SSDEEP

    12288:VMrhy90HziQ/JjyGcns1Umv0ue8LL4nezW0CGBknr:wyAi4j+SB0KLUnn0Cnr

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 34 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\a54e312e555024221876455b2bf3ac0f39fd325a7306828bf24e466454ee6349.exe
    "C:\Users\Admin\AppData\Local\Temp\a54e312e555024221876455b2bf3ac0f39fd325a7306828bf24e466454ee6349.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1236
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziPc7767.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziPc7767.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4904
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr052203.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr052203.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4360
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku751532.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku751532.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4612
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4612 -s 1812
          4⤵
          • Program crash
          PID:1252
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr714497.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr714497.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1756
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 4612 -ip 4612
    1⤵
      PID:4432

    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\lr714497.exe
      Filesize

      175KB

      MD5

      0accd8931ea4727fde0fb88c312aec3f

      SHA1

      d4981c2a5e3b2103c9cd8935975b5903ac447127

      SHA256

      8ce8e777f4dd94be7f0d91f5d60512e2c3f01b7bcb151c80d3db7ece34e9be68

      SHA512

      d4ba068055e54f03e7e6eb715eebbdf71b9ac586cf4e510fd4a29a0909236d986bdb5202922e0159f1a32872bb938518cae6ed9201b97db044ba4bc11e97cb5e

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr714497.exe
      Filesize

      175KB

      MD5

      0accd8931ea4727fde0fb88c312aec3f

      SHA1

      d4981c2a5e3b2103c9cd8935975b5903ac447127

      SHA256

      8ce8e777f4dd94be7f0d91f5d60512e2c3f01b7bcb151c80d3db7ece34e9be68

      SHA512

      d4ba068055e54f03e7e6eb715eebbdf71b9ac586cf4e510fd4a29a0909236d986bdb5202922e0159f1a32872bb938518cae6ed9201b97db044ba4bc11e97cb5e

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziPc7767.exe
      Filesize

      379KB

      MD5

      107b04204557efa958c28b666ecdb77c

      SHA1

      c613083663a4c7d5ff452ad1933b1cf77628ce81

      SHA256

      98464119f15eedab51bc8f8850cd198297075879d0f4a88d3fa6bfdfd4561fc7

      SHA512

      6a0f3f7375098b8e3a0e2351b4de5bc514788d2f635d4d11c93f923b6c82cde1cd08b1cb9035a60cd947c13b3ac97c91c20ec3748bc78ddec647341407ceb318

    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziPc7767.exe
      Filesize

      379KB

      MD5

      107b04204557efa958c28b666ecdb77c

      SHA1

      c613083663a4c7d5ff452ad1933b1cf77628ce81

      SHA256

      98464119f15eedab51bc8f8850cd198297075879d0f4a88d3fa6bfdfd4561fc7

      SHA512

      6a0f3f7375098b8e3a0e2351b4de5bc514788d2f635d4d11c93f923b6c82cde1cd08b1cb9035a60cd947c13b3ac97c91c20ec3748bc78ddec647341407ceb318

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr052203.exe
      Filesize

      15KB

      MD5

      9e91a64044e1afc5e3092e28e16d85dd

      SHA1

      395f4e5aededa7fe8a582ab24cd73027c24015ad

      SHA256

      3c3585d11f13b2fb1d6391dfd827209ec16f0bd4afb16015985c57f29e0eb1d9

      SHA512

      e1e468b4db7b9a2891d8ca1d45d4dc6b2ed93cb2a14ef81be04e48ce1943952718660091973b4a7668a461c3657ae5f1b844bb62c67e1b42afac583ef294ee0a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr052203.exe
      Filesize

      15KB

      MD5

      9e91a64044e1afc5e3092e28e16d85dd

      SHA1

      395f4e5aededa7fe8a582ab24cd73027c24015ad

      SHA256

      3c3585d11f13b2fb1d6391dfd827209ec16f0bd4afb16015985c57f29e0eb1d9

      SHA512

      e1e468b4db7b9a2891d8ca1d45d4dc6b2ed93cb2a14ef81be04e48ce1943952718660091973b4a7668a461c3657ae5f1b844bb62c67e1b42afac583ef294ee0a

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku751532.exe
      Filesize

      294KB

      MD5

      e169cfeb9d00f6110c8563d26db93cbd

      SHA1

      19aedd56a8bc80cb6a129fd2b3bce9dfb7e8089a

      SHA256

      c80068d3d04ebf426756e790f64b505bc32e063845be403cbc4d3aa6f7e071f6

      SHA512

      2a1b142533d7b0d1d2a2a77f42f94448ee41b2d16788b209b40f5ce9e2b1e1a9aafec0672dd7db4f9ea1cc5c5d507b02fcc2517ad19243ee894002044abf1a23

    • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku751532.exe
      Filesize

      294KB

      MD5

      e169cfeb9d00f6110c8563d26db93cbd

      SHA1

      19aedd56a8bc80cb6a129fd2b3bce9dfb7e8089a

      SHA256

      c80068d3d04ebf426756e790f64b505bc32e063845be403cbc4d3aa6f7e071f6

      SHA512

      2a1b142533d7b0d1d2a2a77f42f94448ee41b2d16788b209b40f5ce9e2b1e1a9aafec0672dd7db4f9ea1cc5c5d507b02fcc2517ad19243ee894002044abf1a23

    • memory/1756-1085-0x0000000000DB0000-0x0000000000DE2000-memory.dmp
      Filesize

      200KB

    • memory/1756-1086-0x0000000005960000-0x0000000005970000-memory.dmp
      Filesize

      64KB

    • memory/4360-147-0x0000000000180000-0x000000000018A000-memory.dmp
      Filesize

      40KB

    • memory/4612-189-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-201-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-156-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-155-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-159-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-157-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-160-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-161-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-163-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-165-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-167-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-169-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-171-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-173-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-175-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-177-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-179-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-181-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-183-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-185-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-187-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-153-0x00000000020E0000-0x000000000212B000-memory.dmp
      Filesize

      300KB

    • memory/4612-191-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-193-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-195-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-197-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-199-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-154-0x0000000004AA0000-0x0000000005044000-memory.dmp
      Filesize

      5.6MB

    • memory/4612-203-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-205-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-207-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-209-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-211-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-213-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-215-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-217-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-219-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-221-0x0000000005050000-0x000000000508F000-memory.dmp
      Filesize

      252KB

    • memory/4612-1064-0x0000000005200000-0x0000000005818000-memory.dmp
      Filesize

      6.1MB

    • memory/4612-1065-0x00000000058A0000-0x00000000059AA000-memory.dmp
      Filesize

      1.0MB

    • memory/4612-1066-0x00000000059E0000-0x00000000059F2000-memory.dmp
      Filesize

      72KB

    • memory/4612-1067-0x0000000005A00000-0x0000000005A3C000-memory.dmp
      Filesize

      240KB

    • memory/4612-1068-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-1070-0x0000000005CF0000-0x0000000005D82000-memory.dmp
      Filesize

      584KB

    • memory/4612-1071-0x0000000005D90000-0x0000000005DF6000-memory.dmp
      Filesize

      408KB

    • memory/4612-1072-0x00000000064B0000-0x0000000006672000-memory.dmp
      Filesize

      1.8MB

    • memory/4612-1073-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-1074-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-1075-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-1076-0x0000000006690000-0x0000000006BBC000-memory.dmp
      Filesize

      5.2MB

    • memory/4612-1077-0x0000000002450000-0x0000000002460000-memory.dmp
      Filesize

      64KB

    • memory/4612-1078-0x00000000080F0000-0x0000000008166000-memory.dmp
      Filesize

      472KB

    • memory/4612-1079-0x0000000008170000-0x00000000081C0000-memory.dmp
      Filesize

      320KB