Analysis

  • max time kernel
    52s
  • max time network
    72s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    28-03-2023 09:19

General

  • Target

    b465190d951a5c1a3bf17351b6aa0797bbf07b90f7df802d9f19e89d877e67dd.exe

  • Size

    683KB

  • MD5

    8e21054137494dfa187772f0f7f3de4f

  • SHA1

    c0284dfbc8b6f3d9be17407ab6bb8f1aafd248e0

  • SHA256

    b465190d951a5c1a3bf17351b6aa0797bbf07b90f7df802d9f19e89d877e67dd

  • SHA512

    cefb269793994236f2485807d2fc7f00167ae864bbafd6f9c7a8131aa4fb739e4a179e6a151af93d4e2773578f47049640b22c93d6a7833ae648b8741ee574af

  • SSDEEP

    12288:uMr6y90XV1gwGXMcMM03jQrv1bjtfLhzMFI/6JvYUqTmEL3SyrI2f:Yyu12Mm1bFeFLvYpmELieI2f

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

from

C2

176.113.115.145:4125

Attributes
  • auth_value

    8633e283485822a4a48f0a41d5397566

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 5 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine payload 21 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 2 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.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b465190d951a5c1a3bf17351b6aa0797bbf07b90f7df802d9f19e89d877e67dd.exe
    "C:\Users\Admin\AppData\Local\Temp\b465190d951a5c1a3bf17351b6aa0797bbf07b90f7df802d9f19e89d877e67dd.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:3848
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un071322.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un071322.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:4104
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1608.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1608.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4120
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9336.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9336.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4452
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si643199.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si643199.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2760

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\si643199.exe
    Filesize

    175KB

    MD5

    5a4039c36c200e716a6d8f167a02f200

    SHA1

    211e482a60f258e1f1bb8e06f7131850018faf89

    SHA256

    8c4902519e7490acee349095e6edbae7215f3672ba0addb8ccbf21ec8afe673a

    SHA512

    0415b751babbf3b4705a23992e426a453cd952b8323a59d0a2835dbd95390cd679ba0718e41b551b55ca55f4c9248fbb6d69b4953970f339be22f02285bb9ae7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si643199.exe
    Filesize

    175KB

    MD5

    5a4039c36c200e716a6d8f167a02f200

    SHA1

    211e482a60f258e1f1bb8e06f7131850018faf89

    SHA256

    8c4902519e7490acee349095e6edbae7215f3672ba0addb8ccbf21ec8afe673a

    SHA512

    0415b751babbf3b4705a23992e426a453cd952b8323a59d0a2835dbd95390cd679ba0718e41b551b55ca55f4c9248fbb6d69b4953970f339be22f02285bb9ae7

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un071322.exe
    Filesize

    541KB

    MD5

    c955af853fc5780b6701ea5216c3a1d9

    SHA1

    06bdf4d3d78b81af88978f0cb02467cbca376336

    SHA256

    d46c33ebb5787968dee2dfa1a26f93231a499647a3284c3d9d7a173439b7999a

    SHA512

    544b434a0f8ef29b3306db78bf6a5e613daa79535fe26bc36e6e1b8ea8004ed0fa63940e8e5e29a42a9ab10e23a6200f83c0e56f4d447116937f0d1c9cb41cea

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un071322.exe
    Filesize

    541KB

    MD5

    c955af853fc5780b6701ea5216c3a1d9

    SHA1

    06bdf4d3d78b81af88978f0cb02467cbca376336

    SHA256

    d46c33ebb5787968dee2dfa1a26f93231a499647a3284c3d9d7a173439b7999a

    SHA512

    544b434a0f8ef29b3306db78bf6a5e613daa79535fe26bc36e6e1b8ea8004ed0fa63940e8e5e29a42a9ab10e23a6200f83c0e56f4d447116937f0d1c9cb41cea

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1608.exe
    Filesize

    321KB

    MD5

    8bac3e4905e3f7f23e9f0dfdd294970d

    SHA1

    e7929821fc21ce833cf28fad70d68ff75ab9df55

    SHA256

    5dc4d0b2c9760157d5587045abb04652b0ad47c00a67032530df6d39c9ad0066

    SHA512

    74356e047241624e4c091974599127c8b8a7fe4b957ac3bc4322d194edf3fc9fce83ad8d6f9166dcf2e143e56bc7c434fa25da6469016d2f996ffdddd4a7d8fa

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1608.exe
    Filesize

    321KB

    MD5

    8bac3e4905e3f7f23e9f0dfdd294970d

    SHA1

    e7929821fc21ce833cf28fad70d68ff75ab9df55

    SHA256

    5dc4d0b2c9760157d5587045abb04652b0ad47c00a67032530df6d39c9ad0066

    SHA512

    74356e047241624e4c091974599127c8b8a7fe4b957ac3bc4322d194edf3fc9fce83ad8d6f9166dcf2e143e56bc7c434fa25da6469016d2f996ffdddd4a7d8fa

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9336.exe
    Filesize

    380KB

    MD5

    31f742b13f181004c1f912eace7a71f1

    SHA1

    f0a3eb5e39f5437b5888733207c6d8b006f8ea72

    SHA256

    7cefaa47938f3e70608c1e920711e945e91d3eebaa57ba8608d75cfb9994d239

    SHA512

    e8bb3e251c7008612e174fe749ae4b5d0fb2b872ef618e282bd856077aa08251a691148dcf8f4afca144a66d50f698a9d7dd9f3c5ebb99946f8e2d67642b5224

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu9336.exe
    Filesize

    380KB

    MD5

    31f742b13f181004c1f912eace7a71f1

    SHA1

    f0a3eb5e39f5437b5888733207c6d8b006f8ea72

    SHA256

    7cefaa47938f3e70608c1e920711e945e91d3eebaa57ba8608d75cfb9994d239

    SHA512

    e8bb3e251c7008612e174fe749ae4b5d0fb2b872ef618e282bd856077aa08251a691148dcf8f4afca144a66d50f698a9d7dd9f3c5ebb99946f8e2d67642b5224

  • memory/2760-1113-0x0000000005430000-0x000000000547B000-memory.dmp
    Filesize

    300KB

  • memory/2760-1112-0x00000000009F0000-0x0000000000A22000-memory.dmp
    Filesize

    200KB

  • memory/2760-1114-0x00000000055B0000-0x00000000055C0000-memory.dmp
    Filesize

    64KB

  • memory/2760-1115-0x00000000055B0000-0x00000000055C0000-memory.dmp
    Filesize

    64KB

  • memory/4120-142-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-156-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-138-0x00000000071D0000-0x00000000071E0000-memory.dmp
    Filesize

    64KB

  • memory/4120-134-0x00000000001D0000-0x00000000001FD000-memory.dmp
    Filesize

    180KB

  • memory/4120-139-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-140-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-137-0x00000000071D0000-0x00000000071E0000-memory.dmp
    Filesize

    64KB

  • memory/4120-144-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-146-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-148-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-150-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-152-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-154-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-135-0x0000000004920000-0x0000000004938000-memory.dmp
    Filesize

    96KB

  • memory/4120-158-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-160-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-162-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-164-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-166-0x0000000004920000-0x0000000004932000-memory.dmp
    Filesize

    72KB

  • memory/4120-167-0x0000000000400000-0x0000000002B7E000-memory.dmp
    Filesize

    39.5MB

  • memory/4120-168-0x00000000071D0000-0x00000000071E0000-memory.dmp
    Filesize

    64KB

  • memory/4120-169-0x00000000071D0000-0x00000000071E0000-memory.dmp
    Filesize

    64KB

  • memory/4120-172-0x00000000071D0000-0x00000000071E0000-memory.dmp
    Filesize

    64KB

  • memory/4120-171-0x0000000000400000-0x0000000002B7E000-memory.dmp
    Filesize

    39.5MB

  • memory/4120-136-0x00000000071D0000-0x00000000071E0000-memory.dmp
    Filesize

    64KB

  • memory/4120-133-0x00000000071E0000-0x00000000076DE000-memory.dmp
    Filesize

    5.0MB

  • memory/4120-132-0x0000000002DC0000-0x0000000002DDA000-memory.dmp
    Filesize

    104KB

  • memory/4452-179-0x0000000004BF0000-0x0000000004C34000-memory.dmp
    Filesize

    272KB

  • memory/4452-226-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-183-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-185-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-189-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-187-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-191-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-193-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-195-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-197-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-199-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-201-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-203-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-205-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-207-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-209-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-211-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-213-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-223-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-181-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-227-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-1089-0x00000000076A0000-0x0000000007CA6000-memory.dmp
    Filesize

    6.0MB

  • memory/4452-1090-0x0000000007D30000-0x0000000007E3A000-memory.dmp
    Filesize

    1.0MB

  • memory/4452-1091-0x0000000007E70000-0x0000000007E82000-memory.dmp
    Filesize

    72KB

  • memory/4452-1092-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-1093-0x0000000007E90000-0x0000000007ECE000-memory.dmp
    Filesize

    248KB

  • memory/4452-1094-0x0000000007FE0000-0x000000000802B000-memory.dmp
    Filesize

    300KB

  • memory/4452-1096-0x0000000008170000-0x00000000081D6000-memory.dmp
    Filesize

    408KB

  • memory/4452-1097-0x0000000008830000-0x00000000088C2000-memory.dmp
    Filesize

    584KB

  • memory/4452-1098-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-1099-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-1100-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-1101-0x0000000004BE0000-0x0000000004BF0000-memory.dmp
    Filesize

    64KB

  • memory/4452-1102-0x0000000009CC0000-0x0000000009D36000-memory.dmp
    Filesize

    472KB

  • memory/4452-180-0x0000000004BF0000-0x0000000004C2F000-memory.dmp
    Filesize

    252KB

  • memory/4452-178-0x0000000004740000-0x0000000004786000-memory.dmp
    Filesize

    280KB

  • memory/4452-177-0x0000000002B90000-0x0000000002BDB000-memory.dmp
    Filesize

    300KB

  • memory/4452-1103-0x0000000009D50000-0x0000000009DA0000-memory.dmp
    Filesize

    320KB

  • memory/4452-1104-0x0000000009DB0000-0x0000000009F72000-memory.dmp
    Filesize

    1.8MB

  • memory/4452-1105-0x0000000009F80000-0x000000000A4AC000-memory.dmp
    Filesize

    5.2MB