Analysis

  • max time kernel
    12s
  • max time network
    120s
  • platform
    windows10_x64
  • resource
    win10v20210410
  • submitted
    08-05-2021 01:47

General

  • Target

    SecuriteInfo.com.Gen.Variant.Androm.29.7073.26917.exe

  • Size

    256KB

  • MD5

    169763f8e7731554cf5588290a6bc91e

  • SHA1

    d7ae18ba8e1c5043a152bc29aef950c4b3841c3a

  • SHA256

    0c5a22c770faa9a49feb2d8c881d51138f4892dad188e3391d345d0865e8953b

  • SHA512

    2744e153948acfc48cf968674d43d964784588e6a3088f699b505f58afe2d86feaf9a4ba6365b2979353d1a2561a76c4fe07316ec67838a5b2b85855308ffb3c

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 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Gen.Variant.Androm.29.7073.26917.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Gen.Variant.Androm.29.7073.26917.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of SetThreadContext
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:512
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Gen.Variant.Androm.29.7073.26917.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Gen.Variant.Androm.29.7073.26917.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:1264

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\nspFA3A.tmp\o61oo6akr5hl9a.dll
    MD5

    240c73004229183bda7377e68d714c75

    SHA1

    952c60daad92a603e0e314c8ba13384fe9bdd8be

    SHA256

    8be3fbc8b2a2136ac4d7b35d721a5ec6847161a8e6b4137a0c11a8594603c0df

    SHA512

    4806f90bdbf16a8fdc0934383fda9052dba05ab3f21704131b5f683a74fef04aa723f1dd0638ffbceffd4e2e731f84c8b420d606e935e86be931e72326c90c88

  • memory/512-116-0x0000000000C80000-0x0000000000C82000-memory.dmp
    Filesize

    8KB

  • memory/1264-115-0x000000000041D0C0-mapping.dmp
  • memory/1264-117-0x0000000000400000-0x0000000000429000-memory.dmp
    Filesize

    164KB

  • memory/1264-118-0x00000000009A0000-0x0000000000CC0000-memory.dmp
    Filesize

    3.1MB