Analysis

  • max time kernel
    69s
  • max time network
    110s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    28-03-2023 09:50

General

  • Target

    38b34e3b4ebe93cf20eef8a50f10a2e9.exe

  • Size

    336.0MB

  • MD5

    38b34e3b4ebe93cf20eef8a50f10a2e9

  • SHA1

    d1b2499370d08c32335e92029101754c1547f17b

  • SHA256

    9cfd007e31798c353c6969e93034a842ec9959bc0a02b1cd26278fb51e6d8397

  • SHA512

    78af37b92803d19a4969c47178842603c98f432a9a5968e3cd73832de09c321f8dd4b954d58d38644eff00df6ed68355f81b6adf1952093092dc35151cb09fb5

  • SSDEEP

    196608:DhhUHn/OWz19WvhujZlxkf70yarD3kJQ:l+n/Ow9eeZTkfnGD3ka

Score
10/10

Malware Config

Extracted

Family

vidar

Version

54.9

Botnet

1134

C2

https://t.me/larsenup

https://ioc.exchange/@zebra54

http://5.161.120.43:80

Attributes
  • profile_id

    1134

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\38b34e3b4ebe93cf20eef8a50f10a2e9.exe
    "C:\Users\Admin\AppData\Local\Temp\38b34e3b4ebe93cf20eef8a50f10a2e9.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:1712

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    61KB

    MD5

    e71c8443ae0bc2e282c73faead0a6dd3

    SHA1

    0c110c1b01e68edfacaeae64781a37b1995fa94b

    SHA256

    95b0a5acc5bf70d3abdfd091d0c9f9063aa4fde65bd34dbf16786082e1992e72

    SHA512

    b38458c7fa2825afb72794f374827403d5946b1132e136a0ce075dfd351277cf7d957c88dc8a1e4adc3bcae1fa8010dae3831e268e910d517691de24326391a6

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

    Filesize

    342B

    MD5

    c05ec662b42a91bba25baa32ab2d52a2

    SHA1

    95acca31d4ced33f1be889e3fb279237706f33bc

    SHA256

    cef643d6322217e0470c729d5704fcf7a8e3c21ce0593d04927b739a504c0a2c

    SHA512

    4dbbb596196be07a74862f2be8d6915ef2635aae4762dd94f2713c8aeeea90a12528ac85275bd5d1127540f25844c581059a8a30fbdd5da7eefa414f9a824c44

  • C:\Users\Admin\AppData\Local\Temp\Cab36BD.tmp

    Filesize

    61KB

    MD5

    fc4666cbca561e864e7fdf883a9e6661

    SHA1

    2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

    SHA256

    10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

    SHA512

    c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

  • C:\Users\Admin\AppData\Local\Temp\Tar39FE.tmp

    Filesize

    161KB

    MD5

    be2bec6e8c5653136d3e72fe53c98aa3

    SHA1

    a8182d6db17c14671c3d5766c72e58d87c0810de

    SHA256

    1919aab2a820642490169bdc4e88bd1189e22f83e7498bf8ebdfb62ec7d843fd

    SHA512

    0d1424ccdf0d53faf3f4e13d534e12f22388648aa4c23edbc503801e3c96b7f73c7999b760b5bef4b5e9dd923dffe21a21889b1ce836dd428420bf0f4f5327ff

  • memory/1712-67-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/1712-71-0x0000000000110000-0x0000000000111000-memory.dmp

    Filesize

    4KB

  • memory/1712-61-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/1712-62-0x00000000000A0000-0x00000000000A1000-memory.dmp

    Filesize

    4KB

  • memory/1712-64-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/1712-65-0x00000000000B0000-0x00000000000B1000-memory.dmp

    Filesize

    4KB

  • memory/1712-54-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/1712-68-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/1712-70-0x0000000000110000-0x0000000000111000-memory.dmp

    Filesize

    4KB

  • memory/1712-59-0x0000000000090000-0x0000000000091000-memory.dmp

    Filesize

    4KB

  • memory/1712-72-0x0000000000120000-0x0000000000121000-memory.dmp

    Filesize

    4KB

  • memory/1712-73-0x0000000000120000-0x0000000000121000-memory.dmp

    Filesize

    4KB

  • memory/1712-74-0x0000000000120000-0x0000000000121000-memory.dmp

    Filesize

    4KB

  • memory/1712-75-0x0000000000850000-0x0000000000EDF000-memory.dmp

    Filesize

    6.6MB

  • memory/1712-58-0x0000000000090000-0x0000000000091000-memory.dmp

    Filesize

    4KB

  • memory/1712-57-0x0000000000090000-0x0000000000091000-memory.dmp

    Filesize

    4KB

  • memory/1712-56-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB

  • memory/1712-55-0x0000000000080000-0x0000000000081000-memory.dmp

    Filesize

    4KB