Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    11-03-2024 09:20

General

  • Target

    SecuriteInfo.com.Trojan.DownLoader46.54442.571.13133.exe

  • Size

    224KB

  • MD5

    c9d003abf616cf098a403f61cf7b05fd

  • SHA1

    5c91878e5035fe1916f0ecd554c95a7ba23212a9

  • SHA256

    9e60de921d09472b17a0e0e92a159c63b5cb0f07c5d290ae394b60f17a117c75

  • SHA512

    d6a0821ba51c50aa2c466995204b79b8ac115035a6e6d642bc2f1565f9763030b972e85f775eb2c0d833de61f9e06b9d7050708f615a48d64d5a9114449a05a1

  • SSDEEP

    3072:gIhe0IhRT7cTX1y7rtEtXXXXQ6vU5uYTOZ9MIuZqLGNBrCyCbP:gIhe0+RvcclEtXnXteOZ9MI/LGdCb

Malware Config

Extracted

Family

vidar

Version

8.1

Botnet

1ea8aee42f0abfcd960a0b72af3ab3d7

C2

https://steamcommunity.com/profiles/76561199649267298

https://t.me/uprizin

Attributes
  • profile_id_v2

    1ea8aee42f0abfcd960a0b72af3ab3d7

  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/110.0.0.0 Safari/537.36 OPR/96.0.0.0

Signatures

  • Detect Vidar Stealer 3 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Modifies system certificate store 2 TTPs 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader46.54442.571.13133.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.DownLoader46.54442.571.13133.exe"
    1⤵
    • Modifies system certificate store
    PID:2304

Network

MITRE ATT&CK Matrix ATT&CK v13

Defense Evasion

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

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

    67KB

    MD5

    753df6889fd7410a2e9fe333da83a429

    SHA1

    3c425f16e8267186061dd48ac1c77c122962456e

    SHA256

    b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78

    SHA512

    9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444

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

    344B

    MD5

    05e8914cde9630dce9ffad3950a3f148

    SHA1

    d605a792573b93cf01191e5872d80194ed28aa90

    SHA256

    29d0a219e0bbc34b977610530a9dc48003b9eb6f19fb53a48fa404713083fa7c

    SHA512

    ae00fb8945ccc6e0d9f9939ef3c380bd21ca0058c960e82af3874dddfa1745c35c154932a5e696929ccc4f229a4f42f919c38bdd91ce541bc91895e61287c656

  • C:\Users\Admin\AppData\Local\Temp\Tar305B.tmp
    Filesize

    175KB

    MD5

    dd73cead4b93366cf3465c8cd32e2796

    SHA1

    74546226dfe9ceb8184651e920d1dbfb432b314e

    SHA256

    a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22

    SHA512

    ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63

  • memory/2304-2-0x0000000000400000-0x0000000000644000-memory.dmp
    Filesize

    2.3MB

  • memory/2304-1-0x0000000000240000-0x0000000000340000-memory.dmp
    Filesize

    1024KB

  • memory/2304-3-0x00000000003B0000-0x00000000003E0000-memory.dmp
    Filesize

    192KB

  • memory/2304-131-0x0000000000400000-0x0000000000644000-memory.dmp
    Filesize

    2.3MB

  • memory/2304-132-0x0000000000240000-0x0000000000340000-memory.dmp
    Filesize

    1024KB