Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    06-05-2021 08:12

General

  • Target

    NEW ORDER.exe

  • Size

    205KB

  • MD5

    51e414df61a38f968f3469b87b55a007

  • SHA1

    81e101222f03e27d1e627b36daf2bcf5cfd478ff

  • SHA256

    3acd86ada75ac819a4374720b7e4dfbf270974237f9e7794c7cc51d510a9bff9

  • SHA512

    fbd6043b5bc059431943e3da68ec25e5a6ef5ecd88feb1703cd395dc33ab3da5e5eb1076577e4f9a969048c7c373e0bd395c293fee708007f61167f8c54c79d4

Score
10/10

Malware Config

Extracted

Family

xloader

Version

2.3

C2

http://www.onyxcomputing.com/u8nw/

Decoy

constructionjadams.com

organicwellnessfarm.com

beautiful.tours

medvows.com

foxparanormal.com

fsmxmc.com

graniterealestategroup.net

qgi1.com

astrologicsolutions.com

rafbar.com

bastiontools.net

emotist.com

stacyleets.com

bloodtypealpha.com

healtybenenfitsplus.com

vavadadoa3.com

chefbenhk.com

dotgz.com

xn--z4qm188e645c.com

ethyi.com

Signatures

  • Xloader

    Xloader is a rebranded version of Formbook malware.

  • Xloader Payload 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2716
    • C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe
      "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of WriteProcessMemory
      PID:3176
      • C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe
        "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
        3⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of AdjustPrivilegeToken
        PID:1056
    • C:\Windows\SysWOW64\wscript.exe
      "C:\Windows\SysWOW64\wscript.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1808
      • C:\Windows\SysWOW64\cmd.exe
        /c del "C:\Users\Admin\AppData\Local\Temp\NEW ORDER.exe"
        3⤵
          PID:3516

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Discovery

    System Information Discovery

    1
    T1082

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • \Users\Admin\AppData\Local\Temp\nshD64.tmp\149krcin7vt4.dll
      MD5

      51bd36292cade7dc6e172f4d13441b83

      SHA1

      8fb008c8d2295556d4b7fb6df32628ff00574138

      SHA256

      b37af9d0f9f56778aba08bf2ec6c46a4380faea9b463f98c928b446cf5851336

      SHA512

      6d5618ff913be23a071168cb3e9ffc6bdff5de3894903fbff9d555c062c9ab386ab662c81d617578c398c9834a4abb21fa997a64f045782f75e86210416adf1f

    • memory/1056-119-0x00000000009C0000-0x00000000009D0000-memory.dmp
      Filesize

      64KB

    • memory/1056-116-0x000000000041D0C0-mapping.dmp
    • memory/1056-117-0x0000000000400000-0x0000000000429000-memory.dmp
      Filesize

      164KB

    • memory/1056-118-0x0000000000AC0000-0x0000000000DE0000-memory.dmp
      Filesize

      3.1MB

    • memory/1808-121-0x0000000000000000-mapping.dmp
    • memory/1808-123-0x0000000001220000-0x0000000001247000-memory.dmp
      Filesize

      156KB

    • memory/1808-124-0x0000000000500000-0x0000000000529000-memory.dmp
      Filesize

      164KB

    • memory/1808-125-0x0000000004650000-0x0000000004970000-memory.dmp
      Filesize

      3.1MB

    • memory/1808-126-0x0000000000FA0000-0x000000000102F000-memory.dmp
      Filesize

      572KB

    • memory/2716-120-0x0000000005180000-0x00000000052B2000-memory.dmp
      Filesize

      1.2MB

    • memory/2716-127-0x0000000002A70000-0x0000000002B59000-memory.dmp
      Filesize

      932KB

    • memory/3176-115-0x0000000002170000-0x0000000002194000-memory.dmp
      Filesize

      144KB

    • memory/3516-122-0x0000000000000000-mapping.dmp