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Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    06/06/2023, 12:41

General

  • Target

    b1c7a9d74dc98fbbf44a6adcc0add334.exe

  • Size

    585KB

  • MD5

    b1c7a9d74dc98fbbf44a6adcc0add334

  • SHA1

    ed1b2232e8dc7fdd62d2abcc50889d8822c0e4e4

  • SHA256

    7cdf557ac0b26ac8e5dbb41e16d6d6ea7e23d76ca8662aaf808e60e2c45f07c6

  • SHA512

    8506765ac63e7766f4a0d51d17ba5df2aa48a70ad7260e9df84512b47e10a78a19803f52d3cf2e2910a328cfee546ab133fb274d375039a9232c6d593b3c04e4

  • SSDEEP

    12288:fMr8y90tAsU3nol5LbwNhHhO54EirAI1dhKontSgt:ryoTn4HhO54rAaLKISgt

Malware Config

Extracted

Family

redline

Botnet

diza

C2

83.97.73.126:19048

Attributes
  • auth_value

    0d09b419c8bc967f91c68be4a17e92ee

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.

  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 7 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 2 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 28 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b1c7a9d74dc98fbbf44a6adcc0add334.exe
    "C:\Users\Admin\AppData\Local\Temp\b1c7a9d74dc98fbbf44a6adcc0add334.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1060
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2903753.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2903753.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1100
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y5571242.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y5571242.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:980
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4929212.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4929212.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:676
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1207517.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1207517.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1344

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2903753.exe

    Filesize

    377KB

    MD5

    dc10105e9d919c778fd580e970b22515

    SHA1

    a45367878c87a2ce68b434968b41a25e69d29992

    SHA256

    0b6fbbe0bc0fc366c58f139a154d027db3c512e0326911611863e266b318a1e0

    SHA512

    24e37d2bd54418d2c021203eb5226fc2af2b321cdd761b96ed9adc3ca9010baedf17014c520091ec17016905e0b80417356ae0026b42d42ca2ad44de6e1394c1

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y2903753.exe

    Filesize

    377KB

    MD5

    dc10105e9d919c778fd580e970b22515

    SHA1

    a45367878c87a2ce68b434968b41a25e69d29992

    SHA256

    0b6fbbe0bc0fc366c58f139a154d027db3c512e0326911611863e266b318a1e0

    SHA512

    24e37d2bd54418d2c021203eb5226fc2af2b321cdd761b96ed9adc3ca9010baedf17014c520091ec17016905e0b80417356ae0026b42d42ca2ad44de6e1394c1

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y5571242.exe

    Filesize

    206KB

    MD5

    b3c57d26899a42c3f5bdcad36d1c3590

    SHA1

    20ebc1e908fbd59e5238bebd78e2d666cdce6863

    SHA256

    48d245d0ade9a13a6db08fb30bdeeeb3c7f3aa3297d75a61c80b5ceed123e190

    SHA512

    7f60bca49482216a5840e9cb9f2847177710bf64571e7f91c85c597044a45de9ea036df81e1101bee42c47e91258da6c87b0aae823ce36e5634ca29aa512cc9a

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\y5571242.exe

    Filesize

    206KB

    MD5

    b3c57d26899a42c3f5bdcad36d1c3590

    SHA1

    20ebc1e908fbd59e5238bebd78e2d666cdce6863

    SHA256

    48d245d0ade9a13a6db08fb30bdeeeb3c7f3aa3297d75a61c80b5ceed123e190

    SHA512

    7f60bca49482216a5840e9cb9f2847177710bf64571e7f91c85c597044a45de9ea036df81e1101bee42c47e91258da6c87b0aae823ce36e5634ca29aa512cc9a

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4929212.exe

    Filesize

    13KB

    MD5

    a04f642504a844f671c51f6a3a2207fb

    SHA1

    44edd5736739f8680b1d1e8f140651d8bebad761

    SHA256

    d8faf4696d989765ffa45949029d15d7e106c3442f709ec05018dd7fec83355c

    SHA512

    430854adfa2fd9341126493b3af49c7c186004f84ea914b819a3e15342cd42e888c718444b7d0d01a0903539f013e7e45dabe3d63698907761f2739b728bdfd8

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\k4929212.exe

    Filesize

    13KB

    MD5

    a04f642504a844f671c51f6a3a2207fb

    SHA1

    44edd5736739f8680b1d1e8f140651d8bebad761

    SHA256

    d8faf4696d989765ffa45949029d15d7e106c3442f709ec05018dd7fec83355c

    SHA512

    430854adfa2fd9341126493b3af49c7c186004f84ea914b819a3e15342cd42e888c718444b7d0d01a0903539f013e7e45dabe3d63698907761f2739b728bdfd8

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1207517.exe

    Filesize

    172KB

    MD5

    3e1c5d41b6ad6cf7b04027cc7e3a9d00

    SHA1

    001f71277cf609f6eec734d36b27456a09462189

    SHA256

    2b749e78508636ffda423f71155cb22172070c6831bc558115afc7171970387f

    SHA512

    98cff5edbffe7a4ed1d50f6fb5aea8e58556b565ba86ffd0325379278abfc223d7af30c950a7c3818e44c41e7b73fb3cf8a75326134a87a48a59ff17e43ee4a3

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\l1207517.exe

    Filesize

    172KB

    MD5

    3e1c5d41b6ad6cf7b04027cc7e3a9d00

    SHA1

    001f71277cf609f6eec734d36b27456a09462189

    SHA256

    2b749e78508636ffda423f71155cb22172070c6831bc558115afc7171970387f

    SHA512

    98cff5edbffe7a4ed1d50f6fb5aea8e58556b565ba86ffd0325379278abfc223d7af30c950a7c3818e44c41e7b73fb3cf8a75326134a87a48a59ff17e43ee4a3

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\y2903753.exe

    Filesize

    377KB

    MD5

    dc10105e9d919c778fd580e970b22515

    SHA1

    a45367878c87a2ce68b434968b41a25e69d29992

    SHA256

    0b6fbbe0bc0fc366c58f139a154d027db3c512e0326911611863e266b318a1e0

    SHA512

    24e37d2bd54418d2c021203eb5226fc2af2b321cdd761b96ed9adc3ca9010baedf17014c520091ec17016905e0b80417356ae0026b42d42ca2ad44de6e1394c1

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\y2903753.exe

    Filesize

    377KB

    MD5

    dc10105e9d919c778fd580e970b22515

    SHA1

    a45367878c87a2ce68b434968b41a25e69d29992

    SHA256

    0b6fbbe0bc0fc366c58f139a154d027db3c512e0326911611863e266b318a1e0

    SHA512

    24e37d2bd54418d2c021203eb5226fc2af2b321cdd761b96ed9adc3ca9010baedf17014c520091ec17016905e0b80417356ae0026b42d42ca2ad44de6e1394c1

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\y5571242.exe

    Filesize

    206KB

    MD5

    b3c57d26899a42c3f5bdcad36d1c3590

    SHA1

    20ebc1e908fbd59e5238bebd78e2d666cdce6863

    SHA256

    48d245d0ade9a13a6db08fb30bdeeeb3c7f3aa3297d75a61c80b5ceed123e190

    SHA512

    7f60bca49482216a5840e9cb9f2847177710bf64571e7f91c85c597044a45de9ea036df81e1101bee42c47e91258da6c87b0aae823ce36e5634ca29aa512cc9a

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\y5571242.exe

    Filesize

    206KB

    MD5

    b3c57d26899a42c3f5bdcad36d1c3590

    SHA1

    20ebc1e908fbd59e5238bebd78e2d666cdce6863

    SHA256

    48d245d0ade9a13a6db08fb30bdeeeb3c7f3aa3297d75a61c80b5ceed123e190

    SHA512

    7f60bca49482216a5840e9cb9f2847177710bf64571e7f91c85c597044a45de9ea036df81e1101bee42c47e91258da6c87b0aae823ce36e5634ca29aa512cc9a

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\k4929212.exe

    Filesize

    13KB

    MD5

    a04f642504a844f671c51f6a3a2207fb

    SHA1

    44edd5736739f8680b1d1e8f140651d8bebad761

    SHA256

    d8faf4696d989765ffa45949029d15d7e106c3442f709ec05018dd7fec83355c

    SHA512

    430854adfa2fd9341126493b3af49c7c186004f84ea914b819a3e15342cd42e888c718444b7d0d01a0903539f013e7e45dabe3d63698907761f2739b728bdfd8

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\l1207517.exe

    Filesize

    172KB

    MD5

    3e1c5d41b6ad6cf7b04027cc7e3a9d00

    SHA1

    001f71277cf609f6eec734d36b27456a09462189

    SHA256

    2b749e78508636ffda423f71155cb22172070c6831bc558115afc7171970387f

    SHA512

    98cff5edbffe7a4ed1d50f6fb5aea8e58556b565ba86ffd0325379278abfc223d7af30c950a7c3818e44c41e7b73fb3cf8a75326134a87a48a59ff17e43ee4a3

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\l1207517.exe

    Filesize

    172KB

    MD5

    3e1c5d41b6ad6cf7b04027cc7e3a9d00

    SHA1

    001f71277cf609f6eec734d36b27456a09462189

    SHA256

    2b749e78508636ffda423f71155cb22172070c6831bc558115afc7171970387f

    SHA512

    98cff5edbffe7a4ed1d50f6fb5aea8e58556b565ba86ffd0325379278abfc223d7af30c950a7c3818e44c41e7b73fb3cf8a75326134a87a48a59ff17e43ee4a3

  • memory/676-82-0x0000000000180000-0x000000000018A000-memory.dmp

    Filesize

    40KB

  • memory/1344-89-0x0000000000E80000-0x0000000000EB0000-memory.dmp

    Filesize

    192KB

  • memory/1344-90-0x00000000007D0000-0x00000000007D6000-memory.dmp

    Filesize

    24KB

  • memory/1344-91-0x0000000000DB0000-0x0000000000DF0000-memory.dmp

    Filesize

    256KB

  • memory/1344-92-0x0000000000DB0000-0x0000000000DF0000-memory.dmp

    Filesize

    256KB