Analysis

  • max time kernel
    56s
  • max time network
    146s
  • platform
    windows10-1703_x64
  • resource
    win10-20230220-en
  • resource tags

    arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
  • submitted
    08/03/2023, 04:35

General

  • Target

    9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe

  • Size

    409KB

  • MD5

    c2ba165893347210093eb9dc39787c44

  • SHA1

    7196f97870eb234aeb7215717d195fa96eed12b1

  • SHA256

    9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec

  • SHA512

    82159c500f2c98e8ceeebe6eb1a19641d16fbcf1fd484f2e3c022c224d3e27132891eaa802c454a5b8ead7e8ecb0d4dfe456b20997c71b7c9662f83da23768bf

  • SSDEEP

    6144:KBy+bnr+kp0yN90QEUVw+oMY0G1GA4q9bUC1oif/F9FMxpUkx9wwso1IH3txR:/MrIy90qVlun1Z/DoO/F9GxpUkYi1i

Malware Config

Extracted

Family

redline

Botnet

fud

C2

193.233.20.27:4123

Attributes
  • auth_value

    cddc991efd6918ad5321d80dac884b40

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 35 IoCs
  • Executes dropped EXE 2 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 1 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 2 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 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe
    "C:\Users\Admin\AppData\Local\Temp\9bb4f1b6b7b81bcbbaa107274c84a2f55c90df10e4274ca09f4ea868b80e9fec.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:1844
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3129oQ.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3129oQ.exe
      2⤵
      • Modifies Windows Defender Real-time Protection settings
      • Executes dropped EXE
      • Windows security modification
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2156
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t81rf32.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t81rf32.exe
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2316

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3129oQ.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\s3129oQ.exe

    Filesize

    11KB

    MD5

    7e93bacbbc33e6652e147e7fe07572a0

    SHA1

    421a7167da01c8da4dc4d5234ca3dd84e319e762

    SHA256

    850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38

    SHA512

    250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t81rf32.exe

    Filesize

    380KB

    MD5

    3eae553b1ab5c32fdb2f19bf48bd9d9f

    SHA1

    d54a39f3c309c7c51dc2efd21d1f7fa661d4c21c

    SHA256

    55d2e25464193f0d9347a4259ad9140a1e5144cc2a16891228571e277f56cb0d

    SHA512

    52176677d976c426a1315c9a913920c3a8a8085def9ace65ed269ac5462049e9b0bd6421b1c9aea2cfb1842915450a43f2f020d346a04ff6a55ee9e261128b61

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\t81rf32.exe

    Filesize

    380KB

    MD5

    3eae553b1ab5c32fdb2f19bf48bd9d9f

    SHA1

    d54a39f3c309c7c51dc2efd21d1f7fa661d4c21c

    SHA256

    55d2e25464193f0d9347a4259ad9140a1e5144cc2a16891228571e277f56cb0d

    SHA512

    52176677d976c426a1315c9a913920c3a8a8085def9ace65ed269ac5462049e9b0bd6421b1c9aea2cfb1842915450a43f2f020d346a04ff6a55ee9e261128b61

  • memory/2156-128-0x0000000000C60000-0x0000000000C6A000-memory.dmp

    Filesize

    40KB

  • memory/2316-134-0x00000000021F0000-0x0000000002236000-memory.dmp

    Filesize

    280KB

  • memory/2316-135-0x0000000004CC0000-0x00000000051BE000-memory.dmp

    Filesize

    5.0MB

  • memory/2316-136-0x0000000002590000-0x00000000025D4000-memory.dmp

    Filesize

    272KB

  • memory/2316-137-0x00000000005C0000-0x000000000060B000-memory.dmp

    Filesize

    300KB

  • memory/2316-138-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/2316-139-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/2316-140-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/2316-141-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-142-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-144-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-146-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-148-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-150-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-152-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-154-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-156-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-158-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-160-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-162-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-164-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-166-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-168-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-170-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-172-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-174-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-176-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-178-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-180-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-182-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-184-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-186-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-188-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-190-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-192-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-194-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-196-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-198-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-200-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-202-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-204-0x0000000002590000-0x00000000025CE000-memory.dmp

    Filesize

    248KB

  • memory/2316-1047-0x00000000051C0000-0x00000000057C6000-memory.dmp

    Filesize

    6.0MB

  • memory/2316-1048-0x0000000004B70000-0x0000000004C7A000-memory.dmp

    Filesize

    1.0MB

  • memory/2316-1049-0x00000000057D0000-0x00000000057E2000-memory.dmp

    Filesize

    72KB

  • memory/2316-1050-0x00000000057F0000-0x000000000582E000-memory.dmp

    Filesize

    248KB

  • memory/2316-1051-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/2316-1052-0x0000000005940000-0x000000000598B000-memory.dmp

    Filesize

    300KB

  • memory/2316-1054-0x0000000005AD0000-0x0000000005B36000-memory.dmp

    Filesize

    408KB

  • memory/2316-1055-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/2316-1056-0x0000000004CB0000-0x0000000004CC0000-memory.dmp

    Filesize

    64KB

  • memory/2316-1057-0x00000000061C0000-0x0000000006252000-memory.dmp

    Filesize

    584KB

  • memory/2316-1058-0x0000000006260000-0x00000000062D6000-memory.dmp

    Filesize

    472KB

  • memory/2316-1059-0x00000000062E0000-0x0000000006330000-memory.dmp

    Filesize

    320KB

  • memory/2316-1060-0x00000000066F0000-0x00000000068B2000-memory.dmp

    Filesize

    1.8MB

  • memory/2316-1061-0x00000000068C0000-0x0000000006DEC000-memory.dmp

    Filesize

    5.2MB