General

  • Target
    HUIYIJIYAO.zip
  • Size 7.6MB
  • Sample260712-ntm75sg15n
  • SHA256 15015ac752a84281d406e0ddf814688dcae0e803394491368b479be4c73fe58f
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Family
  • valleyrat_s2

Version
  • 1.0

C2
  • 134.122.128.66:6666

  • 134.122.128.66:8888

  • 134.122.128.66:5050

Attributes
  • campaign_date

    2026. 6.15

Targets

    • Target
      1.exe
    • Size 76KB
    • SHA256 b50952f9af310be586746356508b9fd430dcbbaa155a04e6f9563632de0a023b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      2.exe
    • Size 76KB
    • SHA256 b50952f9af310be586746356508b9fd430dcbbaa155a04e6f9563632de0a023b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      3 (2).exe
    • Size 76KB
    • SHA256 b50952f9af310be586746356508b9fd430dcbbaa155a04e6f9563632de0a023b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      3.exe
    • Size 76KB
    • SHA256 b50952f9af310be586746356508b9fd430dcbbaa155a04e6f9563632de0a023b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      3.pdf
    • Size 824KB
    • SHA256 a6dde2021305f44bf707b879375811aac356af8d966329cb129df4de2fd0058d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      4.pdf
    • Size 824KB
    • SHA256 a6dde2021305f44bf707b879375811aac356af8d966329cb129df4de2fd0058d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      HH.pdf
    • Size 824KB
    • SHA256 a6dde2021305f44bf707b879375811aac356af8d966329cb129df4de2fd0058d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      LoggerCollector.dll
    • Size 221KB
    • SHA256 65773d8a11bb0e816722e7fbfaee27641ce09e3f7b9ebb9e5a9b61cc698f5a1e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      MyProg-x64.exe
    • Size 76KB
    • SHA256 b50952f9af310be586746356508b9fd430dcbbaa155a04e6f9563632de0a023b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      SER.pdf
    • Size 824KB
    • SHA256 a6dde2021305f44bf707b879375811aac356af8d966329cb129df4de2fd0058d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      TT.exe
    • Size 76KB
    • SHA256 b50952f9af310be586746356508b9fd430dcbbaa155a04e6f9563632de0a023b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      XIAO.pdf
    • Size 824KB
    • SHA256 a6dde2021305f44bf707b879375811aac356af8d966329cb129df4de2fd0058d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      chgport.exe
    • Size 2.2MB
    • SHA256 255e4c5b81ddabc02455b7b4560e168b4064e63ec3721230201d1a7928c9f158
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Family: ValleyRat

      ValleyRat stage2 is a backdoor written in C++.

    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Suspicious use of SetThreadContext

    • Target
      glib-2.0.dll
    • Size 1.1MB
    • SHA256 2e6ed256cc0c0e1dbd8d0fbd83818744b4723def05be9c0bcbca961feac56fdf
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      gmodule-2.0.dll
    • Size 131KB
    • SHA256 790f2d9aee17bd3601996eaada618d0e932b424c937c0265a3d81d24ac0d0120
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      gobject-2.0.dll
    • Size 295KB
    • SHA256 8716833a789cb1bd0c3367be44996f9198138faaeb876a7874812319ff505c3f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
5/10

behavioral1

Score
1/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
1/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

adwarediscoveryspyware
Score
3/10

behavioral10

adwarediscoveryspyware
Score
3/10

behavioral11

adwarediscoveryspyware
Score
3/10

behavioral12

adwarediscoveryspyware
Score
3/10

behavioral13

adwarediscoveryspyware
Score
3/10

behavioral14

adwarediscoveryspyware
Score
3/10

behavioral15

discovery
Score
3/10

behavioral16

discovery
Score
3/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

adwarediscoveryspyware
Score
3/10

behavioral20

adwarediscoveryspyware
Score
3/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

adwarediscoveryspyware
Score
3/10

behavioral24

adwarediscoveryspyware
Score
3/10

behavioral25

backdoordiscoveryvalleyrat_s2
Score
10/10

behavioral26

backdoordiscoveryvalleyrat_s2
Score
10/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

Score
1/10

behavioral32

Score
1/10