Analysis

  • max time kernel
    120s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    16-04-2024 09:40

General

  • Target

    22c44c550563220ca7ebfcfc28351b9f.exe

  • Size

    820KB

  • MD5

    22c44c550563220ca7ebfcfc28351b9f

  • SHA1

    5abcfe696f4a049c014d94726c975d3a974968e0

  • SHA256

    d97ec62704f6714c0100506510fda9b8326814aa18612e666b98a343572d54d9

  • SHA512

    d10521e52293456076e859e126adb345ee046459921521d92433ab02ac597a18582051f964b7dfb7b4660bbe64af59d74b98bc614db557eacf09bb18bf1733ee

  • SSDEEP

    12288:Txjrr7F5qfMs8WdBd308n4sHWihcB92m4xXqNO6OVdA8ryHCz+7cbOnw2Qgd:TxLsMs8WdXk89WB92m0qiV6ixanDQ0

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

185.222.58.87:55615

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 5 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 5 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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\22c44c550563220ca7ebfcfc28351b9f.exe
    "C:\Users\Admin\AppData\Local\Temp\22c44c550563220ca7ebfcfc28351b9f.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1500
    • 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:2548
      • 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:2460
      • 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:2840
  • C:\Windows\SysWOW64\DllHost.exe
    C:\Windows\SysWOW64\DllHost.exe /Processid:{76D0CB12-7604-4048-B83C-1005C7DDC503}
    1⤵
    • Suspicious use of FindShellTrayWindow
    PID:2488

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.jpg
    Filesize

    83KB

    MD5

    016025125f3b479aaabf8a4246073856

    SHA1

    123cf64214f2ba96dedc076d388ddf60d2ec5ce5

    SHA256

    39f3195908d56ee6d4d0f6484c913bbb268e934121856c590b397bbf7a3573ca

    SHA512

    4c83f010593e2ec86de367653a0c03aad7a41d1a7f6e26e302666ee81b6f4f4841e3395a026856e35ba9d092ef530af0756b4adb13e944dd7a0d5d5b64ddc62b

  • C:\Users\Admin\AppData\Local\Temp\Tar89F.tmp
    Filesize

    177KB

    MD5

    435a9ac180383f9fa094131b173a2f7b

    SHA1

    76944ea657a9db94f9a4bef38f88c46ed4166983

    SHA256

    67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

    SHA512

    1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

  • C:\Users\Admin\AppData\Local\Temp\tmpE53.tmp
    Filesize

    46KB

    MD5

    02d2c46697e3714e49f46b680b9a6b83

    SHA1

    84f98b56d49f01e9b6b76a4e21accf64fd319140

    SHA256

    522cad95d3fa6ebb3274709b8d09bbb1ca37389d0a924cd29e934a75aa04c6c9

    SHA512

    60348a145bfc71b1e07cb35fa79ab5ff472a3d0a557741ea2d39b3772bc395b86e261bd616f65307ae0d997294e49b5548d32f11e86ef3e2704959ca63da8aac

  • C:\Users\Admin\AppData\Local\Temp\tmpE98.tmp
    Filesize

    92KB

    MD5

    2157696941ae13875f8dfe8630ea4029

    SHA1

    b5ff62b7900cdfc630edd94d737309042de58251

    SHA256

    90e438a9d6706c8a1e809bfb5babe83508cac27d3c9f3f9b8bd1cd4f3aa3e033

    SHA512

    61b998e42f5d0121f75e04a46177c1c3a7122dc2014b7bed1d584c9ea53146e87d7a6b9e94bde066d92580c6c2b2316dd860980e5cd8f75984286dc90e43fb6a

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

    529KB

    MD5

    bd0b48441e5ecd4a9d6e2556de10bc28

    SHA1

    4559de5862e549f5a81e7ed7fda18467208d8d30

    SHA256

    ffcff7d72d79ae2e29b87a21186908adf3cd91f3711f9953ed6320dc2a6ecb2b

    SHA512

    5c9da686b461ccc6000c0666c11cd817d039484dd90f52812966ff3bdc3e2208c3a26bdd0ecf7ef61d7bab5373f50da2c2aea88d57f5ef4f621ea99e479a2c65

  • memory/1500-4-0x0000000002450000-0x0000000002452000-memory.dmp
    Filesize

    8KB

  • memory/2460-56-0x0000000073560000-0x0000000073B0B000-memory.dmp
    Filesize

    5.7MB

  • memory/2460-55-0x00000000003F0000-0x0000000000430000-memory.dmp
    Filesize

    256KB

  • memory/2460-53-0x0000000073560000-0x0000000073B0B000-memory.dmp
    Filesize

    5.7MB

  • memory/2460-52-0x00000000003F0000-0x0000000000430000-memory.dmp
    Filesize

    256KB

  • memory/2460-51-0x0000000073560000-0x0000000073B0B000-memory.dmp
    Filesize

    5.7MB

  • memory/2488-47-0x0000000000300000-0x0000000000301000-memory.dmp
    Filesize

    4KB

  • memory/2488-6-0x0000000000300000-0x0000000000301000-memory.dmp
    Filesize

    4KB

  • memory/2488-5-0x00000000001E0000-0x00000000001E2000-memory.dmp
    Filesize

    8KB

  • memory/2548-25-0x00000000004B0000-0x00000000004C8000-memory.dmp
    Filesize

    96KB

  • memory/2548-28-0x0000000006080000-0x00000000060E0000-memory.dmp
    Filesize

    384KB

  • memory/2548-21-0x00000000010B0000-0x0000000001136000-memory.dmp
    Filesize

    536KB

  • memory/2548-22-0x0000000073B10000-0x00000000741FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2548-44-0x0000000073B10000-0x00000000741FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2548-24-0x0000000004990000-0x00000000049D0000-memory.dmp
    Filesize

    256KB

  • memory/2548-26-0x0000000000390000-0x0000000000398000-memory.dmp
    Filesize

    32KB

  • memory/2548-27-0x00000000004D0000-0x00000000004DC000-memory.dmp
    Filesize

    48KB

  • memory/2840-43-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-32-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-30-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-54-0x0000000004BB0000-0x0000000004BF0000-memory.dmp
    Filesize

    256KB

  • memory/2840-34-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-48-0x0000000073B10000-0x00000000741FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2840-64-0x0000000073B10000-0x00000000741FE000-memory.dmp
    Filesize

    6.9MB

  • memory/2840-36-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-38-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2840-46-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-40-0x0000000000400000-0x000000000041E000-memory.dmp
    Filesize

    120KB

  • memory/2840-173-0x0000000073B10000-0x00000000741FE000-memory.dmp
    Filesize

    6.9MB