Overview

overview

10

Static

static

10

JaffaCakes...f2.exe

windows7-x64

10

JaffaCakes...f2.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    17-01-2025 23:13

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General

  • Target

    JaffaCakes118_99bc8de7c0ec8d9f96550e62593ac5f2.exe

  • Size

    667KB

  • MD5

    99bc8de7c0ec8d9f96550e62593ac5f2

  • SHA1

    3ca9c9e23d0fc9e08cd49a0df5edb226d28d2e20

  • SHA256

    108dfeec6ed57dd2ee2323983f7b72754895475f3662646c29dd26537ff9685c

  • SHA512

    de65391627b15538b83d90e9fe519b86758a4cfd31210ae0d8b48fdbe088b9c8381092e24e9d742781e6a38246f9ae31977a88b8a41bab0435dedf32d72f85c1

  • SSDEEP

    12288:WbMqmcEEb4E9F/ATyGv4XKGQi2lJLm1Giizl6oAlpxElrW1A:WIeEEb4Ev/ATEXKGVnGTzpA1Ec1A

Score
10/10
cycbotmodiloaderbackdoordiscoveryevasionpersistenceratspywarestealertrojanupx

Malware Config

Signatures

  • Cycbot

    Cycbot is a backdoor and trojan written in C++..

    backdoorratcycbot
  • Cycbot family
    cycbot
  • Detects Cycbot payload 6 IoCs

    Cycbot is a backdoor and trojan written in C++.

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    trojanmodiloader
  • Modifies security service 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 2 IoCs
    evasion
  • Modiloader family
    modiloader
  • ModiLoader Second Stage 7 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 1 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    persistence
  • Disables taskbar notifications via registry modification
    evasion
  • Deletes itself 1 IoCs
  • Executes dropped EXE 8 IoCs
  • Loads dropped DLL 10 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 2 IoCs
  • UPX packed file 22 IoCs

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

    upx
  • Drops file in Program Files directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 13 IoCs

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

    discovery
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 17 IoCs
  • Suspicious use of FindShellTrayWindow 24 IoCs
  • Suspicious use of SendNotifyMessage 15 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 62 IoCs
  • System policy modification 1 TTPs 2 IoCs
    evasion
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

    persistence

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99bc8de7c0ec8d9f96550e62593ac5f2.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99bc8de7c0ec8d9f96550e62593ac5f2.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_99bc8de7c0ec8d9f96550e62593ac5f2.exe
      JaffaCakes118_99bc8de7c0ec8d9f96550e62593ac5f2.exe
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:1740
      • C:\Users\Admin\DV245F.exe
        C:\Users\Admin\DV245F.exe
        3⤵
        • Modifies visiblity of hidden/system files in Explorer
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2812
        • C:\Users\Admin\kzzuay.exe
          "C:\Users\Admin\kzzuay.exe"
          4⤵
          • 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
          • Suspicious use of WriteProcessMemory
          PID:2784
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\System32\cmd.exe" /c tasklist&&del DV245F.exe
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2276
          • C:\Windows\SysWOW64\tasklist.exe
            tasklist
            5⤵
            • Enumerates processes with tasklist
            • System Location Discovery: System Language Discovery
            • Suspicious use of AdjustPrivilegeToken
            PID:2804
      • C:\Users\Admin\aohost.exe
        C:\Users\Admin\aohost.exe
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2628
        • C:\Users\Admin\aohost.exe
          aohost.exe
          4⤵
          • Executes dropped EXE
          • Maps connected drives based on registry
          • Suspicious behavior: EnumeratesProcesses
          PID:2700
      • C:\Users\Admin\bohost.exe
        C:\Users\Admin\bohost.exe
        3⤵
        • Modifies security service
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        • System policy modification
        PID:596
        • C:\Users\Admin\bohost.exe
          C:\Users\Admin\bohost.exe startC:\Users\Admin\AppData\Roaming\D8CB5\CEF43.exe%C:\Users\Admin\AppData\Roaming\D8CB5
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2436
        • C:\Users\Admin\bohost.exe
          C:\Users\Admin\bohost.exe startC:\Program Files (x86)\B5E27\lvvm.exe%C:\Program Files (x86)\B5E27
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:1612
      • C:\Users\Admin\dohost.exe
        C:\Users\Admin\dohost.exe
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2076
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c tasklist&&del JaffaCakes118_99bc8de7c0ec8d9f96550e62593ac5f2.exe
        3⤵
        • Deletes itself
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2340
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          4⤵
          • Enumerates processes with tasklist
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:1616
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2696
  • C:\Windows\explorer.exe
    explorer.exe
    1⤵
    • Boot or Logon Autostart Execution: Active Setup
    • Modifies registry class
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:2028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Privilege Escalation

Boot or Logon Autostart Execution

2
T1547

Active Setup

1
T1547.014

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Defense Evasion

Hide Artifacts

1
T1564

Hidden Files and Directories

1
T1564.001

Modify Registry

5
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

2
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

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\D8CB5\5E27.8CB
    Filesize

    600B

    MD5

    f00e1bf4885959ab6e8d6dae01d7cc2a

    SHA1

    ab3d57025ee41372794ebb77af479b903f05b9e5

    SHA256

    a213082dbaa63086b0ab9a6bae11b4094d694978d32386306c4514d4a41a43a8

    SHA512

    a0bcaf74dc428ebcc1c2e0b552aa566dad8b4e00cf0303dfbf0bee35b65103c2f03b64826481476b56c2703046f9f391bb390d98c468ecd374341e58fc64f968

    Download Submit

  • C:\Users\Admin\AppData\Roaming\D8CB5\5E27.8CB
    Filesize

    996B

    MD5

    307d471212aabbf8a1c2769487c5b65c

    SHA1

    1893b02ab8e61e15a24bd3d7367165ee4ccc005d

    SHA256

    0a334474a1ac074c67d53f8c528396e65e0a90e745f9d02fc46fd020174facf1

    SHA512

    15dde459256c45c2070e3d04df3c09927ec8111aba988aaa110990b0f21c6478d32b546de701008d892cd956c30ecf016c31972ef383886b96688bdb0d79d1f0

    Download Submit

  • C:\Users\Admin\AppData\Roaming\D8CB5\5E27.8CB
    Filesize

    1KB

    MD5

    c5dc4b77bf8c1afbbbfb93684839f8b1

    SHA1

    f61731597bc6b7ee412680c182ff1ff5c823603b

    SHA256

    06197a59d2abff429c10e217d1b4ce02ba4383df64bd037fb20094634a989547

    SHA512

    b45f303456fb8ab3bd16f54bfb97565a873d23ae31f2e6088a83b2fe8f43c31e5aeb15002c7c2f6d0564e4482ee4cf99fdd3af9db3af2c71ac14e432edcd27ab

    Download Submit

  • \Users\Admin\DV245F.exe
    Filesize

    216KB

    MD5

    00b1af88e176b5fdb1b82a38cfdce35b

    SHA1

    c0f77262df92698911e0ac2f7774e93fc6b06280

    SHA256

    50f026d57fea9c00d49629484442ea59cccc0053d7db73168d68544a3bbf6f59

    SHA512

    9e55e7c440af901f9c6d0cdae619f6e964b9b75c9351c76ea64362ff161c150b12a1caabb3d2eb63353a59ae70e7159ca6b3793ed0cc11994766846ac316107f

    Download Submit

  • \Users\Admin\aohost.exe
    Filesize

    152KB

    MD5

    4401958b004eb197d4f0c0aaccee9a18

    SHA1

    50e600f7c5c918145c5a270b472b114faa72a971

    SHA256

    4c477ed134bc76fa7b912f1aad5e59d4f56f993baa16646e25fec2fdeed3bd8b

    SHA512

    f0548bdaafce2cde2f9d3bd1c26ed3c8e9321ef6d706bd372e18886d834828e5bb54ae44f19764e94574ceb4a1a2a99bdd8476e174b05114fcac9a6d4a2d58e6

    Download Submit

  • \Users\Admin\bohost.exe
    Filesize

    173KB

    MD5

    0578a41258df62b7b4320ceaafedde53

    SHA1

    50e7c0b00f8f1e5355423893f10ae8ee844d70f4

    SHA256

    18941e3030ef70437a5330e4689ec262f887f6f6f1da1cd66c0cbae2a76e75bf

    SHA512

    5870a73798bad1f92b4d79f20bf618112ec8917574f6b25ab968c47afff419a829eef57b0282fb4c53e6e636436c8cf52a01426c46bdd4a0ea948d371f0feb09

    Download Submit

  • \Users\Admin\dohost.exe
    Filesize

    24KB

    MD5

    d7390e209a42ea46d9cbfc5177b8324e

    SHA1

    eff57330de49be19d2514dd08e614afc97b061d2

    SHA256

    d2d49c37bdf2313756897245c3050494b39e824af448450eca1c0e83cf95b1e5

    SHA512

    de0eb11dd20cd9d74f47b138fb4189a299a57173fe2635150045b01629354f35b26e0575acd25501403af0db238a123b2e5a79582b47aee1d6e786f5eec1929d

    Download Submit

  • \Users\Admin\kzzuay.exe
    Filesize

    216KB

    MD5

    fb1b3841db7abba6cfa5c94d6d1a48be

    SHA1

    38e53f34fd55f038ba4826a62d6d2f79fdc373e9

    SHA256

    d826baf3f0f9cf691370b35343ebf1564f88d462ec810bcd7d8eacad903eaddf

    SHA512

    8590af62c9960c3651c7887ed095b8f8a0d6fa26c3f064f29bf345849bc1c0ac0a23d73cdc5926a53a8f3d428ae31c252ca61b792aec37290ae4288c39312de2

    Download Submit

  • memory/596-239-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/596-104-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/596-168-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/596-280-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1612-166-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/1740-15-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-16-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-272-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-269-0x0000000002790000-0x000000000324A000-memory.dmp

    Filesize

    10.7MB

    Download

  • memory/1740-14-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-13-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-7-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-69-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-4-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-8-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1740-0-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/1740-2-0x0000000000400000-0x00000000004CF000-memory.dmp

    Filesize

    828KB

    Download

  • memory/2124-12-0x0000000000400000-0x000000000041F000-memory.dmp

    Filesize

    124KB

    Download

  • memory/2436-98-0x0000000000400000-0x0000000000452000-memory.dmp

    Filesize

    328KB

    Download

  • memory/2628-64-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

    Download

  • memory/2700-103-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-68-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-53-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-55-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-57-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-61-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-66-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download

  • memory/2700-67-0x0000000000400000-0x0000000000427000-memory.dmp

    Filesize

    156KB

    Download