Analysis

  • max time kernel
    54s
  • max time network
    139s
  • 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 10:40

General

  • Target

    fec8a1f95a0dd2e8b010b44cf70fb570f5acd785c728b59620fedaf034c11dbc.exe

  • Size

    696KB

  • MD5

    38fb652bc8c7885523cee9c9591dcebe

  • SHA1

    8a715d5d12d74103518e83e637521dfe64f8a194

  • SHA256

    fec8a1f95a0dd2e8b010b44cf70fb570f5acd785c728b59620fedaf034c11dbc

  • SHA512

    e36e035c392a516e7e03df4e33b355e6ad0eb4a7c70b46d5e1e7d66dea0a24d79e892ea60b6de1e0d13f04138c5b66fafb3e9006981253c167d4a8e10f80545f

  • SSDEEP

    12288:fMr7y90KiAKurDgY9TopHZF8B/YOxyNtDmjrCjlL6dyGjcAxI9gfwLdgG:kyCXurUYRop5FCxctUIJGj1I9UUF

Malware Config

Extracted

Family

redline

Botnet

rosn

C2

176.113.115.145:4125

Attributes
  • auth_value

    050a19e1db4d0024b0f23b37dcf961f4

Extracted

Family

redline

Botnet

muse

C2

176.113.115.145:4125

Attributes
  • auth_value

    b91988a63a24940038d9262827a5320c

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 20 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\fec8a1f95a0dd2e8b010b44cf70fb570f5acd785c728b59620fedaf034c11dbc.exe
    "C:\Users\Admin\AppData\Local\Temp\fec8a1f95a0dd2e8b010b44cf70fb570f5acd785c728b59620fedaf034c11dbc.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4148
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un666680.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un666680.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3596
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3766.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3766.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2344
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8456.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8456.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4084
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si302372.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si302372.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1272

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si302372.exe
    Filesize

    175KB

    MD5

    6b3f56727ddbd3ed4d2578f28b861b95

    SHA1

    99eb63472da9eb74f333b16da963f862452f1dc7

    SHA256

    7486e6b421014744e8c49dae34e12ae115e7dcdf21939f76cbbea66b74e905e1

    SHA512

    50c25bcfa441da091e2bb3024f5adcdef43f0447a561c42aca6042000e35d1171b3de9bd276b864513077a91c322a0c5bdaa0408f90bbb777b5b3cc27d582f2b

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si302372.exe
    Filesize

    175KB

    MD5

    6b3f56727ddbd3ed4d2578f28b861b95

    SHA1

    99eb63472da9eb74f333b16da963f862452f1dc7

    SHA256

    7486e6b421014744e8c49dae34e12ae115e7dcdf21939f76cbbea66b74e905e1

    SHA512

    50c25bcfa441da091e2bb3024f5adcdef43f0447a561c42aca6042000e35d1171b3de9bd276b864513077a91c322a0c5bdaa0408f90bbb777b5b3cc27d582f2b

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un666680.exe
    Filesize

    555KB

    MD5

    f27389684b602195896fc952848bca70

    SHA1

    285548b4a8e50476fc3eb89faccc02f715e39a87

    SHA256

    405496d6894e84d3019a425a10a243e107d75999fda06228a90814fc2497ae04

    SHA512

    8096a70569e2b676a0648014ecd12a564166e8db393d789f98e3dad5b8f3c75b7da1871ab7fd2dd8ab471f2f588861d191f7ffe78005d8c7a7870b87f3478f9a

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un666680.exe
    Filesize

    555KB

    MD5

    f27389684b602195896fc952848bca70

    SHA1

    285548b4a8e50476fc3eb89faccc02f715e39a87

    SHA256

    405496d6894e84d3019a425a10a243e107d75999fda06228a90814fc2497ae04

    SHA512

    8096a70569e2b676a0648014ecd12a564166e8db393d789f98e3dad5b8f3c75b7da1871ab7fd2dd8ab471f2f588861d191f7ffe78005d8c7a7870b87f3478f9a

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3766.exe
    Filesize

    347KB

    MD5

    72625a9d973d5d1a23dde5568daaa761

    SHA1

    c0c7a448206b657b52fa14fb60f8559510b8a883

    SHA256

    74bf221e7d903dc1fff3e89b215f5459047c231deed24860d1492c1fb2b73878

    SHA512

    bf2add9a6f3c7e04fa3537bcc599f4afd79270b7c685b66360fa3684ecef3068fc5387bd263a571c71e019eb1314d797f5a5459a6b9177f9ec8eac30e88a9db0

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3766.exe
    Filesize

    347KB

    MD5

    72625a9d973d5d1a23dde5568daaa761

    SHA1

    c0c7a448206b657b52fa14fb60f8559510b8a883

    SHA256

    74bf221e7d903dc1fff3e89b215f5459047c231deed24860d1492c1fb2b73878

    SHA512

    bf2add9a6f3c7e04fa3537bcc599f4afd79270b7c685b66360fa3684ecef3068fc5387bd263a571c71e019eb1314d797f5a5459a6b9177f9ec8eac30e88a9db0

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8456.exe
    Filesize

    406KB

    MD5

    f81c412b6921c117edee2e3b7b370650

    SHA1

    91f28c2e99f519fd668782a998dd4bb825f40f26

    SHA256

    509eb978d3ea371ae0b7aa9b0a11134c591ab754b84efde8c8f6895eb0ec47e2

    SHA512

    79b57e395103dcefbc89882f798ff11027926471f21323780669015f04343967bec2c9c2cb6f39739220401f10b239c69e8aade83eed96ee49e5c19bbac4f385

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8456.exe
    Filesize

    406KB

    MD5

    f81c412b6921c117edee2e3b7b370650

    SHA1

    91f28c2e99f519fd668782a998dd4bb825f40f26

    SHA256

    509eb978d3ea371ae0b7aa9b0a11134c591ab754b84efde8c8f6895eb0ec47e2

    SHA512

    79b57e395103dcefbc89882f798ff11027926471f21323780669015f04343967bec2c9c2cb6f39739220401f10b239c69e8aade83eed96ee49e5c19bbac4f385

  • memory/1272-1109-0x00000000006D0000-0x0000000000702000-memory.dmp
    Filesize

    200KB

  • memory/1272-1110-0x0000000005110000-0x000000000515B000-memory.dmp
    Filesize

    300KB

  • memory/1272-1111-0x00000000052C0000-0x00000000052D0000-memory.dmp
    Filesize

    64KB

  • memory/2344-143-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-155-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-135-0x0000000004B50000-0x0000000004B68000-memory.dmp
    Filesize

    96KB

  • memory/2344-136-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-137-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-139-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-141-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-133-0x00000000073D0000-0x00000000073E0000-memory.dmp
    Filesize

    64KB

  • memory/2344-145-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-147-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-149-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-151-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-153-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-134-0x00000000073E0000-0x00000000078DE000-memory.dmp
    Filesize

    5.0MB

  • memory/2344-157-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-159-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-161-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-163-0x0000000004B50000-0x0000000004B62000-memory.dmp
    Filesize

    72KB

  • memory/2344-164-0x00000000073D0000-0x00000000073E0000-memory.dmp
    Filesize

    64KB

  • memory/2344-165-0x00000000073D0000-0x00000000073E0000-memory.dmp
    Filesize

    64KB

  • memory/2344-166-0x0000000000400000-0x0000000002B84000-memory.dmp
    Filesize

    39.5MB

  • memory/2344-167-0x00000000073D0000-0x00000000073E0000-memory.dmp
    Filesize

    64KB

  • memory/2344-169-0x00000000073D0000-0x00000000073E0000-memory.dmp
    Filesize

    64KB

  • memory/2344-170-0x0000000000400000-0x0000000002B84000-memory.dmp
    Filesize

    39.5MB

  • memory/2344-132-0x0000000002C60000-0x0000000002C8D000-memory.dmp
    Filesize

    180KB

  • memory/2344-131-0x00000000047F0000-0x000000000480A000-memory.dmp
    Filesize

    104KB

  • memory/4084-178-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-224-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-181-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-179-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-183-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-185-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-187-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-189-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-191-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-197-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-195-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-193-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-199-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-201-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-203-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-205-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-207-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-209-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-211-0x0000000007680000-0x00000000076BF000-memory.dmp
    Filesize

    252KB

  • memory/4084-177-0x0000000007680000-0x00000000076C4000-memory.dmp
    Filesize

    272KB

  • memory/4084-226-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-228-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-1087-0x0000000007800000-0x0000000007E06000-memory.dmp
    Filesize

    6.0MB

  • memory/4084-1088-0x0000000007E80000-0x0000000007F8A000-memory.dmp
    Filesize

    1.0MB

  • memory/4084-1089-0x0000000007FC0000-0x0000000007FD2000-memory.dmp
    Filesize

    72KB

  • memory/4084-1090-0x0000000007FE0000-0x000000000801E000-memory.dmp
    Filesize

    248KB

  • memory/4084-1091-0x0000000008130000-0x000000000817B000-memory.dmp
    Filesize

    300KB

  • memory/4084-1092-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-1094-0x00000000082C0000-0x0000000008326000-memory.dmp
    Filesize

    408KB

  • memory/4084-1095-0x0000000008860000-0x00000000088F2000-memory.dmp
    Filesize

    584KB

  • memory/4084-1096-0x0000000008A70000-0x0000000008AE6000-memory.dmp
    Filesize

    472KB

  • memory/4084-1097-0x0000000008AF0000-0x0000000008B40000-memory.dmp
    Filesize

    320KB

  • memory/4084-1098-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-1099-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-1100-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB

  • memory/4084-176-0x0000000004840000-0x0000000004886000-memory.dmp
    Filesize

    280KB

  • memory/4084-175-0x0000000002C70000-0x0000000002CBB000-memory.dmp
    Filesize

    300KB

  • memory/4084-1101-0x0000000008EE0000-0x00000000090A2000-memory.dmp
    Filesize

    1.8MB

  • memory/4084-1102-0x00000000090B0000-0x00000000095DC000-memory.dmp
    Filesize

    5.2MB

  • memory/4084-1103-0x0000000007130000-0x0000000007140000-memory.dmp
    Filesize

    64KB