Analysis

  • max time kernel
    53s
  • max time network
    151s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    27-03-2023 23:13

General

  • Target

    1f6323e237ee4181e7c3e700d9a0a44ee53996a1d9daf0d1dbdc427fae5f143e.exe

  • Size

    700KB

  • MD5

    4dadd71064ea322a923af4a568e27012

  • SHA1

    e2512b3c87955d226184b9bb04ece4a06d32ae49

  • SHA256

    1f6323e237ee4181e7c3e700d9a0a44ee53996a1d9daf0d1dbdc427fae5f143e

  • SHA512

    6ea567fae2b5442c007985f2732f73496804592a38973d9d9905e3ef05f3358e2cd238db70bd23c3f6d058f146b3b3b13287af57dbb670d1e33138f753c4436b

  • SSDEEP

    12288:pMrNy9000NmT8MiBTYh/G9D7ncAa+pmNGfQG9fV6tgyk7o3:4yhz8pT46a+p5fQ4V6q7o3

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 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\1f6323e237ee4181e7c3e700d9a0a44ee53996a1d9daf0d1dbdc427fae5f143e.exe
    "C:\Users\Admin\AppData\Local\Temp\1f6323e237ee4181e7c3e700d9a0a44ee53996a1d9daf0d1dbdc427fae5f143e.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4224
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un511679.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un511679.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:3528
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8475.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8475.exe
        3⤵
        • Modifies Windows Defender Real-time Protection settings
        • Executes dropped EXE
        • Windows security modification
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1600
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5647.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5647.exe
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4480
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si758865.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si758865.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:4156

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si758865.exe

    Filesize

    175KB

    MD5

    33f71e665e065860627be79397b21617

    SHA1

    9474308d381af4e2f214f3086f77eee1184f5330

    SHA256

    a85c5fdb4042d0aa4743c0cc394fb520c95a43143cf1cb0434d7bff5e3616d90

    SHA512

    7fbe3214c9bde1a35ebb87d8a872e669a9e8761803b42086af79de3ee90473f2b969c66961745456f08554024ae5814b7eb9157e9ac44dd00413d9b43a5c6c69

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si758865.exe

    Filesize

    175KB

    MD5

    33f71e665e065860627be79397b21617

    SHA1

    9474308d381af4e2f214f3086f77eee1184f5330

    SHA256

    a85c5fdb4042d0aa4743c0cc394fb520c95a43143cf1cb0434d7bff5e3616d90

    SHA512

    7fbe3214c9bde1a35ebb87d8a872e669a9e8761803b42086af79de3ee90473f2b969c66961745456f08554024ae5814b7eb9157e9ac44dd00413d9b43a5c6c69

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un511679.exe

    Filesize

    558KB

    MD5

    d09fb94a9b95aebce5211c8b3fe93e59

    SHA1

    9b3156b53e15644207efad0d0409135d94667ecb

    SHA256

    ff25069da05d613d4bd3a6930487863e6900014ba67625207a9a135afe189d70

    SHA512

    e54c26995438e4c539230763f89039812dca04f2ba276eb576b8863fc1a7bbbd96bb72e5b67ba52f35515206b5d0d0e76ed402558f7cdd5bbc85124eca5c9823

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un511679.exe

    Filesize

    558KB

    MD5

    d09fb94a9b95aebce5211c8b3fe93e59

    SHA1

    9b3156b53e15644207efad0d0409135d94667ecb

    SHA256

    ff25069da05d613d4bd3a6930487863e6900014ba67625207a9a135afe189d70

    SHA512

    e54c26995438e4c539230763f89039812dca04f2ba276eb576b8863fc1a7bbbd96bb72e5b67ba52f35515206b5d0d0e76ed402558f7cdd5bbc85124eca5c9823

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8475.exe

    Filesize

    307KB

    MD5

    bea88189b80410586cef2a6a6d46b2b9

    SHA1

    626a9cd9dd1fe047c5c7e499595da5f3847d4209

    SHA256

    4ca49a321fc087e109f4b188bba39b4c4530edb61f7141d65cd4f736010ef8a0

    SHA512

    d12b9461a6e53182466a93e53cfe2bb00ac7b94e3d569d9d594cd08aefcc454a1cd76cba08bf89ba81974ea26510e5ef007d19734c1a7aa5dded1b9370443445

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8475.exe

    Filesize

    307KB

    MD5

    bea88189b80410586cef2a6a6d46b2b9

    SHA1

    626a9cd9dd1fe047c5c7e499595da5f3847d4209

    SHA256

    4ca49a321fc087e109f4b188bba39b4c4530edb61f7141d65cd4f736010ef8a0

    SHA512

    d12b9461a6e53182466a93e53cfe2bb00ac7b94e3d569d9d594cd08aefcc454a1cd76cba08bf89ba81974ea26510e5ef007d19734c1a7aa5dded1b9370443445

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5647.exe

    Filesize

    365KB

    MD5

    ca4c855fe2a2a489179859472a2d9f51

    SHA1

    ffe816f6091c8cee4b78af92145622e9692fd644

    SHA256

    dd5efa60e5436c90ba84eda5fd2e6c28564a9c1469068e1a581383d89f91440a

    SHA512

    410e8ef4bc9c3476b1f96db25b87b7826c1b9bc02c6ec7514f07fddd6514ede775d80ceab03981940255ed1ae0d766374d948dba40c30ff605133a8a2b23055c

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu5647.exe

    Filesize

    365KB

    MD5

    ca4c855fe2a2a489179859472a2d9f51

    SHA1

    ffe816f6091c8cee4b78af92145622e9692fd644

    SHA256

    dd5efa60e5436c90ba84eda5fd2e6c28564a9c1469068e1a581383d89f91440a

    SHA512

    410e8ef4bc9c3476b1f96db25b87b7826c1b9bc02c6ec7514f07fddd6514ede775d80ceab03981940255ed1ae0d766374d948dba40c30ff605133a8a2b23055c

  • memory/1600-143-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-153-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-133-0x0000000004C30000-0x0000000004C48000-memory.dmp

    Filesize

    96KB

  • memory/1600-134-0x00000000001D0000-0x00000000001FD000-memory.dmp

    Filesize

    180KB

  • memory/1600-135-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/1600-136-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/1600-137-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/1600-138-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-139-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-141-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-131-0x0000000002490000-0x00000000024AA000-memory.dmp

    Filesize

    104KB

  • memory/1600-145-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-147-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-149-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-151-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-132-0x0000000004C60000-0x000000000515E000-memory.dmp

    Filesize

    5.0MB

  • memory/1600-155-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-157-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-159-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-161-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-163-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-165-0x0000000004C30000-0x0000000004C42000-memory.dmp

    Filesize

    72KB

  • memory/1600-166-0x0000000000400000-0x000000000070F000-memory.dmp

    Filesize

    3.1MB

  • memory/1600-167-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/1600-168-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/1600-169-0x0000000004C50000-0x0000000004C60000-memory.dmp

    Filesize

    64KB

  • memory/1600-171-0x0000000000400000-0x000000000070F000-memory.dmp

    Filesize

    3.1MB

  • memory/4156-1110-0x00000000005E0000-0x0000000000612000-memory.dmp

    Filesize

    200KB

  • memory/4156-1113-0x0000000004E20000-0x0000000004E30000-memory.dmp

    Filesize

    64KB

  • memory/4156-1112-0x0000000004E20000-0x0000000004E30000-memory.dmp

    Filesize

    64KB

  • memory/4156-1111-0x0000000005020000-0x000000000506B000-memory.dmp

    Filesize

    300KB

  • memory/4480-179-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-573-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-183-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-185-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-187-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-189-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-191-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-193-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-195-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-197-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-199-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-201-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-203-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-205-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-207-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-209-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-211-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-569-0x0000000000720000-0x000000000076B000-memory.dmp

    Filesize

    300KB

  • memory/4480-570-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-181-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-575-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-1088-0x0000000005980000-0x0000000005F86000-memory.dmp

    Filesize

    6.0MB

  • memory/4480-1089-0x00000000053F0000-0x00000000054FA000-memory.dmp

    Filesize

    1.0MB

  • memory/4480-1090-0x0000000005530000-0x0000000005542000-memory.dmp

    Filesize

    72KB

  • memory/4480-1091-0x0000000005550000-0x000000000558E000-memory.dmp

    Filesize

    248KB

  • memory/4480-1092-0x00000000056A0000-0x00000000056EB000-memory.dmp

    Filesize

    300KB

  • memory/4480-1093-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-1094-0x0000000005830000-0x00000000058C2000-memory.dmp

    Filesize

    584KB

  • memory/4480-1095-0x00000000058D0000-0x0000000005936000-memory.dmp

    Filesize

    408KB

  • memory/4480-1096-0x00000000065E0000-0x00000000067A2000-memory.dmp

    Filesize

    1.8MB

  • memory/4480-1097-0x00000000067B0000-0x0000000006CDC000-memory.dmp

    Filesize

    5.2MB

  • memory/4480-1099-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-1100-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-1101-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-178-0x00000000051A0000-0x00000000051DF000-memory.dmp

    Filesize

    252KB

  • memory/4480-177-0x00000000051A0000-0x00000000051E4000-memory.dmp

    Filesize

    272KB

  • memory/4480-176-0x0000000002520000-0x0000000002566000-memory.dmp

    Filesize

    280KB

  • memory/4480-1102-0x0000000000A50000-0x0000000000A60000-memory.dmp

    Filesize

    64KB

  • memory/4480-1103-0x00000000047C0000-0x0000000004836000-memory.dmp

    Filesize

    472KB

  • memory/4480-1104-0x0000000009520000-0x0000000009570000-memory.dmp

    Filesize

    320KB