Analysis

  • max time kernel
    162s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    10-06-2023 05:30

General

  • Target

    LauncherPC.exe

  • Size

    1007.0MB

  • MD5

    080a33bd628b17bc39189fe5564b1091

  • SHA1

    a91f98f9c8a1aea6f3f780a443cb8a347f6171e8

  • SHA256

    3c3212e6a8feba64fc882bc09c1fc0f857716f9a1e119b580a7dae44a3f47581

  • SHA512

    7266866fd4794e9974c1777cb2c6697f15cb3c67387110b4ea2dcf80389c8289ad0778980244ce58d1ec48b1e0598480ab241857e79512b455ab87681c559596

  • SSDEEP

    196608:0fNAB95CtDeiMsrMGYlL9tWi/UcXxuP+GOK/ZC:aSv5uDOgMR9WG5xumGO6C

Malware Config

Extracted

Family

vidar

Version

4.2

Botnet

076239fffceeb88ff5fe3c82df6cb13b

C2

https://steamcommunity.com/profiles/76561199511129510

https://t.me/rechnungsbetrag

Attributes
  • profile_id_v2

    076239fffceeb88ff5fe3c82df6cb13b

  • user_agent

    Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • 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.

  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\LauncherPC.exe
    "C:\Users\Admin\AppData\Local\Temp\LauncherPC.exe"
    1⤵
    • Loads dropped DLL
    • Modifies system certificate store
    • Suspicious behavior: EnumeratesProcesses
    PID:1208

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Collection

Data from Local System

1
T1005

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\Tar918E.tmp
    Filesize

    164KB

    MD5

    4ff65ad929cd9a367680e0e5b1c08166

    SHA1

    c0af0d4396bd1f15c45f39d3b849ba444233b3a2

    SHA256

    c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

    SHA512

    f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

  • \ProgramData\mozglue.dll
    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll
    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • memory/1208-59-0x00000000000E0000-0x00000000000E1000-memory.dmp
    Filesize

    4KB

  • memory/1208-68-0x0000000000110000-0x0000000000111000-memory.dmp
    Filesize

    4KB

  • memory/1208-61-0x00000000000F0000-0x00000000000F1000-memory.dmp
    Filesize

    4KB

  • memory/1208-62-0x00000000000F0000-0x00000000000F1000-memory.dmp
    Filesize

    4KB

  • memory/1208-64-0x0000000000100000-0x0000000000101000-memory.dmp
    Filesize

    4KB

  • memory/1208-65-0x0000000000100000-0x0000000000101000-memory.dmp
    Filesize

    4KB

  • memory/1208-67-0x0000000000110000-0x0000000000111000-memory.dmp
    Filesize

    4KB

  • memory/1208-55-0x00000000000D0000-0x00000000000D1000-memory.dmp
    Filesize

    4KB

  • memory/1208-70-0x0000000000120000-0x0000000000121000-memory.dmp
    Filesize

    4KB

  • memory/1208-71-0x0000000000120000-0x0000000000121000-memory.dmp
    Filesize

    4KB

  • memory/1208-72-0x0000000001070000-0x0000000001E82000-memory.dmp
    Filesize

    14.1MB

  • memory/1208-58-0x00000000000E0000-0x00000000000E1000-memory.dmp
    Filesize

    4KB

  • memory/1208-57-0x00000000000E0000-0x00000000000E1000-memory.dmp
    Filesize

    4KB

  • memory/1208-126-0x0000000061E00000-0x0000000061EF3000-memory.dmp
    Filesize

    972KB

  • memory/1208-56-0x00000000000D0000-0x00000000000D1000-memory.dmp
    Filesize

    4KB

  • memory/1208-54-0x00000000000D0000-0x00000000000D1000-memory.dmp
    Filesize

    4KB