Analysis

  • max time kernel
    141s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    27/07/2024, 15:54

General

  • Target

    78b174d1813ade8bb1608d67a894217a_JaffaCakes118.exe

  • Size

    1.4MB

  • MD5

    78b174d1813ade8bb1608d67a894217a

  • SHA1

    09bf9516c9bda470944132ffe60219683067930b

  • SHA256

    6b9b4198f4b72bc554238ec7f33f7194e2ff5faeef896b20da0606536b0560b6

  • SHA512

    2b46786e770ee2b375bfac30057e4b0fd4ba7f739a142596ae86845e89a4763f1f8a27beee2d882c2b9bb3ae1fd94eac29d92a7be994abf224ae73f4de6bd8ff

  • SSDEEP

    24576:c6LzeW4cQKB1+9f5J/2Trk94dcj2cQmlpOJZ5ZDprpeySp0Vf1pr9:ZzelvKy9RJAjcqc+ZDpIBp0VdB9

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Kills process with taskkill 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 1 IoCs
  • Modifies system certificate store 2 TTPs 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\78b174d1813ade8bb1608d67a894217a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\78b174d1813ade8bb1608d67a894217a_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies Internet Explorer settings
    • Modifies system certificate store
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1040
    • C:\Windows\SysWOW64\taskkill.exe
      taskkill -f -im ashMaiSv.exe -im mcvsftsn.exe -im Mcdetect.exe -im McTskshd.exe -im mcvsshld.exe -im McVSEscn.exe -im McShield.exe -im mcagent.exe -im oasclnt.exe -im nod32kui.exe
      2⤵
      • System Location Discovery: System Language Discovery
      • Kills process with taskkill
      • Suspicious use of AdjustPrivilegeToken
      PID:3016

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

    Filesize

    342B

    MD5

    44756b86a7acf035e851a7fbbd07fa32

    SHA1

    84130bebef4a5d3732b980ed5a28561868d0ee41

    SHA256

    cc526f1bf24023b6cf4ebc6c9ac91e9b4c0a418ae9494ae86a19977aecdda4c3

    SHA512

    7ac68ea67e909a50152f9e247e1c1911052619fba29606bfaa4f96bd159db0dc7061221f176ae7ab9c28fcb1efc23b3b407a9ca55c675ff29459b54af89194ef

  • C:\Users\Admin\AppData\Local\Temp\Cab72D1.tmp

    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

  • C:\Users\Admin\AppData\Local\Temp\Tar7322.tmp

    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

  • memory/1040-1-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1040-109-0x0000000000400000-0x00000000007D6000-memory.dmp

    Filesize

    3.8MB

  • memory/1040-113-0x0000000006F70000-0x0000000006F71000-memory.dmp

    Filesize

    4KB

  • memory/1040-115-0x0000000000230000-0x0000000000231000-memory.dmp

    Filesize

    4KB

  • memory/1040-114-0x0000000000400000-0x00000000007D6000-memory.dmp

    Filesize

    3.8MB