Analysis

  • max time kernel
    150s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01-04-2024 05:04

General

  • Target

    687cedc46c9a39e7c8f4b7a81dec547c_JaffaCakes118.exe

  • Size

    33KB

  • MD5

    687cedc46c9a39e7c8f4b7a81dec547c

  • SHA1

    dd57176f55e871127f93d653363763138effbb54

  • SHA256

    e78a86a2c1f47cf0a5bf5906f6b4087716747636a850bd33f9a0efa774f739d8

  • SHA512

    dffb9388ad5d23ba7d675d308fbb65f30c08e7e7842b010f1202bff7075decce22776599f01ceb54340103b71522d48e2b9ab70eb9c8258ed16f4d0ac28ccae6

  • SSDEEP

    768:kf1Y9RRw/dUT6vurGd/pkUOyGAv+rh95kRCalKv6lyyyQ:GY9jw/dUT62rGdiUOWWrNla

Score
10/10

Malware Config

Signatures

  • Upatre

    Upatre is a generic malware downloader.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\687cedc46c9a39e7c8f4b7a81dec547c_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\687cedc46c9a39e7c8f4b7a81dec547c_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
      "C:\Users\Admin\AppData\Local\Temp\szgfw.exe"
      2⤵
      • Executes dropped EXE
      PID:2824

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\szgfw.exe
    Filesize

    33KB

    MD5

    628209a9f7ac02d4ddd86a41e88bdccb

    SHA1

    b0712a7e92ca831ef56d23c5bdfbe086470b144e

    SHA256

    d5805d2473f2482ef9783fcb871d07beed33ed2a5b642d5ad50dbf282f4b1cb0

    SHA512

    168e838a3991285a1fff5415d200e64a27bc354d6b43b52ddadf204d778a03b439b1f154341eef0728dc8484e072cdf9f2dfc47b18e97428c0f927eeb0454455

  • memory/2172-0-0x00000000006B0000-0x00000000006B1000-memory.dmp
    Filesize

    4KB

  • memory/2172-9-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/2824-10-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB