Overview

overview

10

Static

static

3

53f22538d9...18.exe

windows7-x64

10

53f22538d9...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2024 22:00

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General

  • Target

    53f22538d90e23e311265cf9f948f772_JaffaCakes118.exe

  • Size

    232KB

  • MD5

    53f22538d90e23e311265cf9f948f772

  • SHA1

    af79ad12b3597d5dda7cb2b6c992fc67ea0e2306

  • SHA256

    fb21688fff23ffa928a80384f0f467e1ca3dc4145153e6c9a82cc5a21fca8d3a

  • SHA512

    ae3064f172066ccacf23a5a1dd2daf5d42129bc2d3fd7d4e76d8abf221ed0437c5865b0c3045260437f13cac511784664638ba4717afdcb4b05650dc5bb9674e

  • SSDEEP

    6144:z2JR6jBaplmtyCrAotVvp+/cWD0QBZeP2ljm:SJwd9y4JtVvp+EdOeP

Score
10/10
discoveryevasionpersistencespywarestealerupx

Malware Config

Signatures

  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 7 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Adds Run key to start application 2 TTPs 52 IoCs
    persistence
  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
    discovery
  • Suspicious use of SetThreadContext 4 IoCs
  • UPX packed file 17 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 11 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\53f22538d90e23e311265cf9f948f772_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\53f22538d90e23e311265cf9f948f772_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4996
    • C:\Users\Admin\qr5i4eI0.exe
      C:\Users\Admin\qr5i4eI0.exe
      2⤵
      • Modifies visiblity of hidden/system files in Explorer
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1860
      • C:\Users\Admin\waiyaa.exe
        "C:\Users\Admin\waiyaa.exe"
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        PID:3888
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del qr5i4eI0.exe
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:3296
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1300
    • C:\Users\Admin\2eet.exe
      C:\Users\Admin\2eet.exe
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:4700
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:4500
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • Maps connected drives based on registry
        • Suspicious behavior: EnumeratesProcesses
        PID:2324
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1424
      • C:\Users\Admin\2eet.exe
        "C:\Users\Admin\2eet.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2184
    • C:\Windows\SysWOW64\cmd.exe
      cmd.exe /c tasklist&&del 53f22538d90e23e311265cf9f948f772_JaffaCakes118.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:4728
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

2
T1112

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Peripheral Device Discovery

1
T1120

Process Discovery

1
T1057

Query Registry

2
T1012

System Information Discovery

3
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

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Downloads

  • C:\Users\Admin\2eet.exe
    Filesize

    96KB

    MD5

    90d23730203c3fa5dbcb8a068fc28f7c

    SHA1

    d24dd53a400d27984aadc060a7a0ef084cb5a005

    SHA256

    3084caf108ff772dc16ecc24eff4f8dc4b49eb2971b4754c2c38683c17597eb8

    SHA512

    13992ab89bda13b478aceeddad66391e1fd514794d8112001e5f61a76f72efbbf74bbdf8a8b509175d2ae79765febc4d804012a0251d90a1444377b3464e4726

    Download Submit

  • C:\Users\Admin\qr5i4eI0.exe
    Filesize

    328KB

    MD5

    ed270a209f35e4fadd970371a6295c7d

    SHA1

    8f2d66fc5b71de4e2374899497274552cd78f31e

    SHA256

    e3595b20420990c88a734542a5cc930c3a7cb7c03989947dada31a92fd25168f

    SHA512

    d37c661b6c52ddccea1f69b322bbd234037284182cf94d63bff537e706e3cecfc006bb9d290a1256d72bf97effc20b82e233a6a1f7c3f23010f7541eadf9bc46

    Download Submit

  • C:\Users\Admin\waiyaa.exe
    Filesize

    328KB

    MD5

    1f47b68c1b5ed0f55af82c6b1c5398f1

    SHA1

    b6497b2c013b44575285dfe5203d33e15acc7848

    SHA256

    394c9ee37af1704c83e1f6275fb0e33f9000ce00b933594e2eec4abb873ab1ac

    SHA512

    60ef19fe95ba899a7bc419eb2ffca684464b0f6ef427dc07c5e5f5bb4a5534f96f067167783002cde6bc30759d00628316dc07f630b10a78cb375ac37322e83d

    Download Submit

  • memory/1424-64-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/1424-42-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/1424-53-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/1424-52-0x0000000000400000-0x0000000000407000-memory.dmp

    Filesize

    28KB

    Download

  • memory/2184-47-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2184-44-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2184-54-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2184-61-0x0000000000400000-0x000000000040A000-memory.dmp

    Filesize

    40KB

    Download

  • memory/2324-51-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2324-46-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2324-40-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/2324-63-0x0000000000400000-0x0000000000429000-memory.dmp

    Filesize

    164KB

    Download

  • memory/4500-39-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/4500-35-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/4500-62-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/4500-37-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download

  • memory/4500-71-0x0000000000400000-0x0000000000408000-memory.dmp

    Filesize

    32KB

    Download