Analysis

  • max time kernel
    147s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    27-04-2023 00:08

General

  • Target

    setup.exe

  • Size

    333KB

  • MD5

    6fdea17609ea8908ec4a9d5e530d048a

  • SHA1

    8afb663c04747980d13750c9903cfb496f170c3c

  • SHA256

    d3564cf77d63b9b2ec8cf914958453f19e0d1032f4ea4665fe05b2284decfb0a

  • SHA512

    86a795fcc097785c2d55cbffe093f2c5b4d8769d6174ed585ac1cca883e3774fa54b6e2889f6d6ab2e234d99a60e159f8648cc1d414f93770fce198349b7f3a1

  • SSDEEP

    6144:37nGJVhO+7psym+TcZfny5sll4HVXe1pnM4UTQlYT:67flo+gRz+ypnX+Qq

Malware Config

Extracted

Family

vidar

Version

3.5

Botnet

2234cb18bdcd93ea6f4e5f1473025a81

C2

https://steamcommunity.com/profiles/76561199497218285

https://t.me/tg_duckworld

Attributes
  • profile_id_v2

    2234cb18bdcd93ea6f4e5f1473025a81

  • user_agent

    Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Modifies system certificate store
    PID:1364

Network

MITRE ATT&CK Enterprise v6

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\Tar3B06.tmp

    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • memory/1364-55-0x00000000002C0000-0x0000000000317000-memory.dmp

    Filesize

    348KB

  • memory/1364-56-0x0000000000400000-0x0000000002BAE000-memory.dmp

    Filesize

    39.7MB

  • memory/1364-59-0x0000000000400000-0x0000000002BAE000-memory.dmp

    Filesize

    39.7MB

  • memory/1364-60-0x0000000000400000-0x0000000002BAE000-memory.dmp

    Filesize

    39.7MB

  • memory/1364-65-0x0000000000400000-0x0000000002BAE000-memory.dmp

    Filesize

    39.7MB

  • memory/1364-66-0x0000000000400000-0x0000000002BAE000-memory.dmp

    Filesize

    39.7MB

  • memory/1364-67-0x0000000000400000-0x0000000002BAE000-memory.dmp

    Filesize

    39.7MB