Analysis

  • max time kernel
    146s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    16-06-2023 15:11

General

  • Target

    4922d2660f30b4a1729b6861093b491a60ab49586545106b24af2840aa690ac5.exe

  • Size

    802KB

  • MD5

    94d374ec7d1f95caa5829d2f4693e74b

  • SHA1

    aba17540d4521de28d241599970b381d49950cbc

  • SHA256

    4922d2660f30b4a1729b6861093b491a60ab49586545106b24af2840aa690ac5

  • SHA512

    b8b84cc4ef3762687b156e0864021b99f04ec7b753c503e9db59b026e50b1faaf6e84fd3f95d8a01a1c5f344f5fc665114985461a11473e9c6ba0207d43006b0

  • SSDEEP

    12288:rkUt3DgJa1FnigQm6iXhcMZqgj+2VtPDZYONSaBBq:rkUdigPWMEgttPilaBB

Score
10/10

Malware Config

Extracted

Family

asyncrat

Version

1.0.7

Botnet

Default

C2

aa9064aa.e1.luyouxia.net:22391

Mutex

1

Attributes
  • delay

    1

  • install

    false

  • install_file

    1.exe

  • install_folder

    %AppData%

aes.plain

Signatures

  • AsyncRat

    AsyncRAT is designed to remotely monitor and control other computers written in C#.

  • Async RAT payload 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4922d2660f30b4a1729b6861093b491a60ab49586545106b24af2840aa690ac5.exe
    "C:\Users\Admin\AppData\Local\Temp\4922d2660f30b4a1729b6861093b491a60ab49586545106b24af2840aa690ac5.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1744

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    62KB

    MD5

    3ac860860707baaf32469fa7cc7c0192

    SHA1

    c33c2acdaba0e6fa41fd2f00f186804722477639

    SHA256

    d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

    SHA512

    d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

  • C:\Users\Admin\AppData\Local\Temp\Tar3C2E.tmp

    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • memory/1744-54-0x00000000000E0000-0x00000000000F6000-memory.dmp

    Filesize

    88KB

  • memory/1744-55-0x0000000000310000-0x0000000000322000-memory.dmp

    Filesize

    72KB

  • memory/1744-56-0x000000001B080000-0x000000001B100000-memory.dmp

    Filesize

    512KB

  • memory/1744-57-0x000000001B080000-0x000000001B100000-memory.dmp

    Filesize

    512KB

  • memory/1744-58-0x000000001B080000-0x000000001B100000-memory.dmp

    Filesize

    512KB

  • memory/1744-96-0x000000001B080000-0x000000001B100000-memory.dmp

    Filesize

    512KB

  • memory/1744-97-0x000000001B080000-0x000000001B100000-memory.dmp

    Filesize

    512KB