Analysis

  • max time kernel
    122s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    13-04-2024 04:01

General

  • Target

    NEW SAMPLE PO.exe

  • Size

    915KB

  • MD5

    f7988461991cc954ace2a4b169df17d9

  • SHA1

    e032858575e890edb3e4d26c3acb1ebd1b0ca4f2

  • SHA256

    17bddddba2408e1df369a70eedbd0b5a7a14a075add95ff2f8bfd0ee3adca8d6

  • SHA512

    e1e3d4d5475d45472519f2f0a11d0ea857fc950ce796357dd0c5c253bf831329de96765f9218c45d1539ad1a78551f3197ceb0e81cac9e9451dac3fbcb4572ab

  • SSDEEP

    24576:9BqNnb4X5EWg6SX5kPkWwM/tZ9qHoz5gq4vtD:9Ynbu+Wg6SjYjp5UvJ

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

185.222.57.134:55615

Signatures

  • RedLine

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

  • RedLine payload 5 IoCs
  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 6 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\NEW SAMPLE PO.exe
    "C:\Users\Admin\AppData\Local\Temp\NEW SAMPLE PO.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2884
    • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
      "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:3032
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2792
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Executes dropped EXE
        PID:2416
      • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
        "C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2564

Network

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
    Filesize

    68KB

    MD5

    29f65ba8e88c063813cc50a4ea544e93

    SHA1

    05a7040d5c127e68c25d81cc51271ffb8bef3568

    SHA256

    1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

    SHA512

    e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

  • C:\Users\Admin\AppData\Local\Temp\RarSFX0\PO.exe
    Filesize

    529KB

    MD5

    8906ff482385ec502923ac55052612be

    SHA1

    c70abf79dd87c93ca721a0ce46a0006132d98650

    SHA256

    6c9cd1a36943a704903e8ea67d89d81b7ba8dbfe79cff853cda0c730743e4362

    SHA512

    8a24a360c4f4c6e534622982e4545b7fa370af2dd5a14e87ab82c379a28774b9819ba256a59e864551fd870003d6a7da4cb4b54f9c73fbfc65a6fd6321924b9f

  • C:\Users\Admin\AppData\Local\Temp\TarB2B3.tmp
    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Local\Temp\tmpBD8F.tmp
    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • C:\Users\Admin\AppData\Local\Temp\tmpBDE3.tmp
    Filesize

    92KB

    MD5

    779a64d3b63005fdbbf038d13d629ccf

    SHA1

    60cbd8053df4b0cb8323e94d3699b3157dfc7e74

    SHA256

    3b898b42d0cb65119d4f54d291eb1b114769cf7e99a52d218a17fea5eb977ada

    SHA512

    f70ad818b6edaad89d5effc0c2fb05dde9cad16600899265915eba500d8bf1100564ad6a3fd9c4fd9f0e84bab889ed5b4732aa7648e4dd239e999aa172356218

  • memory/2564-47-0x0000000004B40000-0x0000000004B80000-memory.dmp
    Filesize

    256KB

  • memory/2564-86-0x0000000074630000-0x0000000074D1E000-memory.dmp
    Filesize

    6.9MB

  • memory/2564-180-0x0000000074630000-0x0000000074D1E000-memory.dmp
    Filesize

    6.9MB

  • memory/2564-40-0x0000000074630000-0x0000000074D1E000-memory.dmp
    Filesize

    6.9MB

  • memory/2564-25-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2564-26-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2564-27-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2564-31-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2564-29-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2564-33-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2564-36-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2564-38-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2792-45-0x00000000025D0000-0x0000000002610000-memory.dmp
    Filesize

    256KB

  • memory/2792-46-0x00000000025D0000-0x0000000002610000-memory.dmp
    Filesize

    256KB

  • memory/2792-43-0x00000000723A0000-0x000000007294B000-memory.dmp
    Filesize

    5.7MB

  • memory/2792-44-0x00000000723A0000-0x000000007294B000-memory.dmp
    Filesize

    5.7MB

  • memory/2792-48-0x00000000723A0000-0x000000007294B000-memory.dmp
    Filesize

    5.7MB

  • memory/2884-4-0x00000000023A0000-0x00000000023B0000-memory.dmp
    Filesize

    64KB

  • memory/3032-21-0x0000000002380000-0x00000000023E0000-memory.dmp
    Filesize

    384KB

  • memory/3032-39-0x0000000074630000-0x0000000074D1E000-memory.dmp
    Filesize

    6.9MB

  • memory/3032-20-0x0000000000270000-0x000000000027C000-memory.dmp
    Filesize

    48KB

  • memory/3032-19-0x0000000000260000-0x0000000000268000-memory.dmp
    Filesize

    32KB

  • memory/3032-18-0x0000000000240000-0x0000000000258000-memory.dmp
    Filesize

    96KB

  • memory/3032-17-0x00000000006B0000-0x00000000006F0000-memory.dmp
    Filesize

    256KB

  • memory/3032-16-0x0000000074630000-0x0000000074D1E000-memory.dmp
    Filesize

    6.9MB

  • memory/3032-15-0x0000000000280000-0x0000000000306000-memory.dmp
    Filesize

    536KB