Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    04-06-2023 18:56

General

  • Target

    05920899.exe

  • Size

    580KB

  • MD5

    4fecb1d7deb6932dfa5317593b17f8a5

  • SHA1

    2005ff6e0b79af16512c6db32e65d2c1ae021c9d

  • SHA256

    22551fff44698c2f7a48d2f4b8a7bcb58dd44a70e0b01db48d850bb1efcbbd56

  • SHA512

    c502a4ff304911120b5033a7aac99d36a1d5acd5950c5ac37a70f7d236d00a8d60796e9d38602e0fc0887f8a99db606569ac363f99ba730557b94542d47fb566

  • SSDEEP

    12288:RMrZy90+D8295Pkghk6ehZJDPhW82zqzNdiBjt5351qk:8yzdk93zr2zqHejt53v3

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

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 18 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\05920899.exe
    "C:\Users\Admin\AppData\Local\Temp\05920899.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1744
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3459164.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3459164.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1988
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7103805.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7103805.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1380
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2168367.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2168367.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:680
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5784695.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5784695.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1968

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3459164.exe

    Filesize

    377KB

    MD5

    a53262d6885b5a7051b03bf06b34715d

    SHA1

    1fcb207ff13c535e95ba7465ad58c82ea13ae8f5

    SHA256

    29e856aa1aceb80501363a97c03895179ba8b00973ca4b96bd09035d27a1eb38

    SHA512

    0f0898a00f386e1e02626c01d8c2c951f1a21c3fd5a3352b2a8675c48d7103f6f42e22b971cb13dfce9db73d2c52906ae2c5de21dc60daa0bed93a2abf3e0545

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v3459164.exe

    Filesize

    377KB

    MD5

    a53262d6885b5a7051b03bf06b34715d

    SHA1

    1fcb207ff13c535e95ba7465ad58c82ea13ae8f5

    SHA256

    29e856aa1aceb80501363a97c03895179ba8b00973ca4b96bd09035d27a1eb38

    SHA512

    0f0898a00f386e1e02626c01d8c2c951f1a21c3fd5a3352b2a8675c48d7103f6f42e22b971cb13dfce9db73d2c52906ae2c5de21dc60daa0bed93a2abf3e0545

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7103805.exe

    Filesize

    206KB

    MD5

    f239f4eae5c8428d47da14d2223d9485

    SHA1

    e7f765ae2c80e515edbf8df4a7203027700c624c

    SHA256

    e640a90e5d742a961ef73a66c3f50c66aa4b84ba55f5c7adb5b416d5314a14d4

    SHA512

    225a12d459144673bf8d1a89d81494f3c94d4e06aaebb77a9b98c0e123fa050370d379e6bd94d08d7e26fe2788cc6c7ffc717078baefdb414d35fc65927980c2

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7103805.exe

    Filesize

    206KB

    MD5

    f239f4eae5c8428d47da14d2223d9485

    SHA1

    e7f765ae2c80e515edbf8df4a7203027700c624c

    SHA256

    e640a90e5d742a961ef73a66c3f50c66aa4b84ba55f5c7adb5b416d5314a14d4

    SHA512

    225a12d459144673bf8d1a89d81494f3c94d4e06aaebb77a9b98c0e123fa050370d379e6bd94d08d7e26fe2788cc6c7ffc717078baefdb414d35fc65927980c2

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2168367.exe

    Filesize

    11KB

    MD5

    74f89a0b9ff9389fd8657992b726e45e

    SHA1

    1aea38cc5f5a340a0c281a870f03a10ce48ed3f0

    SHA256

    12c6ccdb64789a5a12a760868a646ba024a8c60a631ac32b2d166fb244761dc2

    SHA512

    82437db3eafca5a6742764b43fbc7fec4aba8a1015019d16502e49b7f31e462831033be11847524fccb6ace4f90e7fcdff1fd48ca015dcc089ea2774f9647699

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a2168367.exe

    Filesize

    11KB

    MD5

    74f89a0b9ff9389fd8657992b726e45e

    SHA1

    1aea38cc5f5a340a0c281a870f03a10ce48ed3f0

    SHA256

    12c6ccdb64789a5a12a760868a646ba024a8c60a631ac32b2d166fb244761dc2

    SHA512

    82437db3eafca5a6742764b43fbc7fec4aba8a1015019d16502e49b7f31e462831033be11847524fccb6ace4f90e7fcdff1fd48ca015dcc089ea2774f9647699

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5784695.exe

    Filesize

    172KB

    MD5

    7868eecca8f99b6fedf25218a3469fff

    SHA1

    13f5e87b84a78271cc348b2c1766386139289b2c

    SHA256

    4bd5bf15677e090be06a9e9713444e0ce1b1d7e3aa431639fc3dfdc74324fbf8

    SHA512

    ec2f5cfb3a8d7b765ce94f19581f8f732d4fec87dd9ac7129c6f1ad1f79783b9b688ceb7ae6709c7306feff88fe4ff7d1dc441ac09dacbe97faf565bd2ace2ce

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b5784695.exe

    Filesize

    172KB

    MD5

    7868eecca8f99b6fedf25218a3469fff

    SHA1

    13f5e87b84a78271cc348b2c1766386139289b2c

    SHA256

    4bd5bf15677e090be06a9e9713444e0ce1b1d7e3aa431639fc3dfdc74324fbf8

    SHA512

    ec2f5cfb3a8d7b765ce94f19581f8f732d4fec87dd9ac7129c6f1ad1f79783b9b688ceb7ae6709c7306feff88fe4ff7d1dc441ac09dacbe97faf565bd2ace2ce

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\v3459164.exe

    Filesize

    377KB

    MD5

    a53262d6885b5a7051b03bf06b34715d

    SHA1

    1fcb207ff13c535e95ba7465ad58c82ea13ae8f5

    SHA256

    29e856aa1aceb80501363a97c03895179ba8b00973ca4b96bd09035d27a1eb38

    SHA512

    0f0898a00f386e1e02626c01d8c2c951f1a21c3fd5a3352b2a8675c48d7103f6f42e22b971cb13dfce9db73d2c52906ae2c5de21dc60daa0bed93a2abf3e0545

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\v3459164.exe

    Filesize

    377KB

    MD5

    a53262d6885b5a7051b03bf06b34715d

    SHA1

    1fcb207ff13c535e95ba7465ad58c82ea13ae8f5

    SHA256

    29e856aa1aceb80501363a97c03895179ba8b00973ca4b96bd09035d27a1eb38

    SHA512

    0f0898a00f386e1e02626c01d8c2c951f1a21c3fd5a3352b2a8675c48d7103f6f42e22b971cb13dfce9db73d2c52906ae2c5de21dc60daa0bed93a2abf3e0545

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\v7103805.exe

    Filesize

    206KB

    MD5

    f239f4eae5c8428d47da14d2223d9485

    SHA1

    e7f765ae2c80e515edbf8df4a7203027700c624c

    SHA256

    e640a90e5d742a961ef73a66c3f50c66aa4b84ba55f5c7adb5b416d5314a14d4

    SHA512

    225a12d459144673bf8d1a89d81494f3c94d4e06aaebb77a9b98c0e123fa050370d379e6bd94d08d7e26fe2788cc6c7ffc717078baefdb414d35fc65927980c2

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\v7103805.exe

    Filesize

    206KB

    MD5

    f239f4eae5c8428d47da14d2223d9485

    SHA1

    e7f765ae2c80e515edbf8df4a7203027700c624c

    SHA256

    e640a90e5d742a961ef73a66c3f50c66aa4b84ba55f5c7adb5b416d5314a14d4

    SHA512

    225a12d459144673bf8d1a89d81494f3c94d4e06aaebb77a9b98c0e123fa050370d379e6bd94d08d7e26fe2788cc6c7ffc717078baefdb414d35fc65927980c2

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\a2168367.exe

    Filesize

    11KB

    MD5

    74f89a0b9ff9389fd8657992b726e45e

    SHA1

    1aea38cc5f5a340a0c281a870f03a10ce48ed3f0

    SHA256

    12c6ccdb64789a5a12a760868a646ba024a8c60a631ac32b2d166fb244761dc2

    SHA512

    82437db3eafca5a6742764b43fbc7fec4aba8a1015019d16502e49b7f31e462831033be11847524fccb6ace4f90e7fcdff1fd48ca015dcc089ea2774f9647699

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\b5784695.exe

    Filesize

    172KB

    MD5

    7868eecca8f99b6fedf25218a3469fff

    SHA1

    13f5e87b84a78271cc348b2c1766386139289b2c

    SHA256

    4bd5bf15677e090be06a9e9713444e0ce1b1d7e3aa431639fc3dfdc74324fbf8

    SHA512

    ec2f5cfb3a8d7b765ce94f19581f8f732d4fec87dd9ac7129c6f1ad1f79783b9b688ceb7ae6709c7306feff88fe4ff7d1dc441ac09dacbe97faf565bd2ace2ce

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\b5784695.exe

    Filesize

    172KB

    MD5

    7868eecca8f99b6fedf25218a3469fff

    SHA1

    13f5e87b84a78271cc348b2c1766386139289b2c

    SHA256

    4bd5bf15677e090be06a9e9713444e0ce1b1d7e3aa431639fc3dfdc74324fbf8

    SHA512

    ec2f5cfb3a8d7b765ce94f19581f8f732d4fec87dd9ac7129c6f1ad1f79783b9b688ceb7ae6709c7306feff88fe4ff7d1dc441ac09dacbe97faf565bd2ace2ce

  • memory/680-82-0x00000000003C0000-0x00000000003CA000-memory.dmp

    Filesize

    40KB

  • memory/1968-89-0x00000000009A0000-0x00000000009D0000-memory.dmp

    Filesize

    192KB

  • memory/1968-90-0x0000000000550000-0x0000000000556000-memory.dmp

    Filesize

    24KB

  • memory/1968-91-0x0000000000630000-0x0000000000670000-memory.dmp

    Filesize

    256KB

  • memory/1968-92-0x0000000000630000-0x0000000000670000-memory.dmp

    Filesize

    256KB