Analysis

  • max time kernel
    145s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    05-06-2023 07:21

General

  • Target

    file.exe

  • Size

    580KB

  • MD5

    2eb76d4e6e7c584147d0b573573a81e1

  • SHA1

    267520fc7483b4932cb2491fd4acf471b137d227

  • SHA256

    815481e49866ad19d437c62da9f6dd94761cb0644f19d8e2f5248e52b63edd89

  • SHA512

    2a2a6fe5fd63a9deda1963551b47ff0360cc2202d8173e9abf7c8b569e22df1de4a0d8fceae4b423b33e110bd8ab7eabbde5762c3ed7588644a0a9f28271aec5

  • SSDEEP

    12288:zMrxy90htVdtsh2w7KnDuAcdr8G2RKnGAzTuvzT16yBm:ayq3tsh2w2nJciRRaGIyvv17U

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
  • Windows security modification 2 TTPs 2 IoCs
  • Adds Run key to start application 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Loads dropped DLL
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1424
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5259303.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5259303.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1232
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7482734.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7482734.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:752
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1913767.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1913767.exe
          4⤵
          • Modifies Windows Defender Real-time Protection settings
          • Executes dropped EXE
          • Windows security modification
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:468
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8312136.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8312136.exe
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:1132

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

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5259303.exe
    Filesize

    377KB

    MD5

    f453131bde2b4c462c9384d33dad3159

    SHA1

    2b3fa7cc00a3e806f6ecd1463581f159cc1ca01e

    SHA256

    9da27a113f5869dd306f61dcae9d93b35035a5dbcdcf98cb74cee9436e19ae0b

    SHA512

    8f297c691427070b0c9e5b353490059c98af5b0fd757c1a48e713b17b495f3c656661f155a8cb9adca9d000e1ac10e7a3556d29a5aa612a906ef503c4c29efa9

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v5259303.exe
    Filesize

    377KB

    MD5

    f453131bde2b4c462c9384d33dad3159

    SHA1

    2b3fa7cc00a3e806f6ecd1463581f159cc1ca01e

    SHA256

    9da27a113f5869dd306f61dcae9d93b35035a5dbcdcf98cb74cee9436e19ae0b

    SHA512

    8f297c691427070b0c9e5b353490059c98af5b0fd757c1a48e713b17b495f3c656661f155a8cb9adca9d000e1ac10e7a3556d29a5aa612a906ef503c4c29efa9

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7482734.exe
    Filesize

    206KB

    MD5

    95255a4afa945ce83cabbab0c3617c3e

    SHA1

    96360d8b10da5bb25a5965b9a556a90ba24afea0

    SHA256

    e5c531c343a6b71cb818c0701d5483407e74298b7664817b890e5a992c837171

    SHA512

    ea08b1910f46b4775bea617e92fab86288b27da86ec93c7d4e8df38218bb165ad9474a60c4674e8e912c6e5bb518f84595d5442d6b752bf4994036edead6e1a3

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v7482734.exe
    Filesize

    206KB

    MD5

    95255a4afa945ce83cabbab0c3617c3e

    SHA1

    96360d8b10da5bb25a5965b9a556a90ba24afea0

    SHA256

    e5c531c343a6b71cb818c0701d5483407e74298b7664817b890e5a992c837171

    SHA512

    ea08b1910f46b4775bea617e92fab86288b27da86ec93c7d4e8df38218bb165ad9474a60c4674e8e912c6e5bb518f84595d5442d6b752bf4994036edead6e1a3

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1913767.exe
    Filesize

    11KB

    MD5

    ba97a3550b2e12405de53fb87ee74ac3

    SHA1

    c49a8f18ec1f06c81d43105ca9f709633d263b67

    SHA256

    08affa40ce8427a36a74c7389c34b3024154c82a6e99ee28288ee5b2bda10fd8

    SHA512

    ebac208032742df209375fc6645e675782aa9a58aca709c0c90a5a1aecef3d17946d7e2b9d4129d597f701fc63feb6fe6d207d8701b0740686914b5f6b5ea851

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\a1913767.exe
    Filesize

    11KB

    MD5

    ba97a3550b2e12405de53fb87ee74ac3

    SHA1

    c49a8f18ec1f06c81d43105ca9f709633d263b67

    SHA256

    08affa40ce8427a36a74c7389c34b3024154c82a6e99ee28288ee5b2bda10fd8

    SHA512

    ebac208032742df209375fc6645e675782aa9a58aca709c0c90a5a1aecef3d17946d7e2b9d4129d597f701fc63feb6fe6d207d8701b0740686914b5f6b5ea851

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8312136.exe
    Filesize

    172KB

    MD5

    83095f87c2ae23a9bb80423aa916762a

    SHA1

    c1908817fbd13fbdf4ed79ef9c4890da1597ecd1

    SHA256

    a0de8fc5fc69de645d31b00b42fa0f7aab1a57234e629c6636fc21fb7137b6b8

    SHA512

    41a56096aeb707df9d04664b966c8b053dc2c22c766f028afdfe0efd2581b39b870ccaa1a06f29ca95bae76faba5526cb1146e516211b9d31de040135ca360ea

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\b8312136.exe
    Filesize

    172KB

    MD5

    83095f87c2ae23a9bb80423aa916762a

    SHA1

    c1908817fbd13fbdf4ed79ef9c4890da1597ecd1

    SHA256

    a0de8fc5fc69de645d31b00b42fa0f7aab1a57234e629c6636fc21fb7137b6b8

    SHA512

    41a56096aeb707df9d04664b966c8b053dc2c22c766f028afdfe0efd2581b39b870ccaa1a06f29ca95bae76faba5526cb1146e516211b9d31de040135ca360ea

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\v5259303.exe
    Filesize

    377KB

    MD5

    f453131bde2b4c462c9384d33dad3159

    SHA1

    2b3fa7cc00a3e806f6ecd1463581f159cc1ca01e

    SHA256

    9da27a113f5869dd306f61dcae9d93b35035a5dbcdcf98cb74cee9436e19ae0b

    SHA512

    8f297c691427070b0c9e5b353490059c98af5b0fd757c1a48e713b17b495f3c656661f155a8cb9adca9d000e1ac10e7a3556d29a5aa612a906ef503c4c29efa9

  • \Users\Admin\AppData\Local\Temp\IXP000.TMP\v5259303.exe
    Filesize

    377KB

    MD5

    f453131bde2b4c462c9384d33dad3159

    SHA1

    2b3fa7cc00a3e806f6ecd1463581f159cc1ca01e

    SHA256

    9da27a113f5869dd306f61dcae9d93b35035a5dbcdcf98cb74cee9436e19ae0b

    SHA512

    8f297c691427070b0c9e5b353490059c98af5b0fd757c1a48e713b17b495f3c656661f155a8cb9adca9d000e1ac10e7a3556d29a5aa612a906ef503c4c29efa9

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\v7482734.exe
    Filesize

    206KB

    MD5

    95255a4afa945ce83cabbab0c3617c3e

    SHA1

    96360d8b10da5bb25a5965b9a556a90ba24afea0

    SHA256

    e5c531c343a6b71cb818c0701d5483407e74298b7664817b890e5a992c837171

    SHA512

    ea08b1910f46b4775bea617e92fab86288b27da86ec93c7d4e8df38218bb165ad9474a60c4674e8e912c6e5bb518f84595d5442d6b752bf4994036edead6e1a3

  • \Users\Admin\AppData\Local\Temp\IXP001.TMP\v7482734.exe
    Filesize

    206KB

    MD5

    95255a4afa945ce83cabbab0c3617c3e

    SHA1

    96360d8b10da5bb25a5965b9a556a90ba24afea0

    SHA256

    e5c531c343a6b71cb818c0701d5483407e74298b7664817b890e5a992c837171

    SHA512

    ea08b1910f46b4775bea617e92fab86288b27da86ec93c7d4e8df38218bb165ad9474a60c4674e8e912c6e5bb518f84595d5442d6b752bf4994036edead6e1a3

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\a1913767.exe
    Filesize

    11KB

    MD5

    ba97a3550b2e12405de53fb87ee74ac3

    SHA1

    c49a8f18ec1f06c81d43105ca9f709633d263b67

    SHA256

    08affa40ce8427a36a74c7389c34b3024154c82a6e99ee28288ee5b2bda10fd8

    SHA512

    ebac208032742df209375fc6645e675782aa9a58aca709c0c90a5a1aecef3d17946d7e2b9d4129d597f701fc63feb6fe6d207d8701b0740686914b5f6b5ea851

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\b8312136.exe
    Filesize

    172KB

    MD5

    83095f87c2ae23a9bb80423aa916762a

    SHA1

    c1908817fbd13fbdf4ed79ef9c4890da1597ecd1

    SHA256

    a0de8fc5fc69de645d31b00b42fa0f7aab1a57234e629c6636fc21fb7137b6b8

    SHA512

    41a56096aeb707df9d04664b966c8b053dc2c22c766f028afdfe0efd2581b39b870ccaa1a06f29ca95bae76faba5526cb1146e516211b9d31de040135ca360ea

  • \Users\Admin\AppData\Local\Temp\IXP002.TMP\b8312136.exe
    Filesize

    172KB

    MD5

    83095f87c2ae23a9bb80423aa916762a

    SHA1

    c1908817fbd13fbdf4ed79ef9c4890da1597ecd1

    SHA256

    a0de8fc5fc69de645d31b00b42fa0f7aab1a57234e629c6636fc21fb7137b6b8

    SHA512

    41a56096aeb707df9d04664b966c8b053dc2c22c766f028afdfe0efd2581b39b870ccaa1a06f29ca95bae76faba5526cb1146e516211b9d31de040135ca360ea

  • memory/468-82-0x0000000000850000-0x000000000085A000-memory.dmp
    Filesize

    40KB

  • memory/1132-89-0x0000000000B50000-0x0000000000B80000-memory.dmp
    Filesize

    192KB

  • memory/1132-90-0x0000000000370000-0x0000000000376000-memory.dmp
    Filesize

    24KB

  • memory/1132-91-0x0000000000C60000-0x0000000000CA0000-memory.dmp
    Filesize

    256KB

  • memory/1132-92-0x0000000000C60000-0x0000000000CA0000-memory.dmp
    Filesize

    256KB