Analysis

  • max time kernel
    120s
  • max time network
    126s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    22/07/2024, 17:29

General

  • Target

    641c1aabadb40d444bff50094da757ba_JaffaCakes118.exe

  • Size

    632KB

  • MD5

    641c1aabadb40d444bff50094da757ba

  • SHA1

    c67c6b92827d11652c16fddda88569a8fda3d4c2

  • SHA256

    74f67829caf1ed446fe1a05225db08a970a80def9f1c18948158ac18da08a7e7

  • SHA512

    5201ac9be64339d0eb052502c5cfa61e80d22259b70e50bd7a2f6b89e44a005145d22abf2cfba93ef9d21c383b1f533d6eca7fe0aadfd3606782472723c15052

  • SSDEEP

    12288:l+zT0+eBqACKGcXSDza3ta/Phhtt08qgZSWDObJd5A8uvKYualvK8rl2hlo:y9MCcae3ECgZKbJd5A8uvKYTvKKoPo

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 29 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Enumerates physical storage devices 1 TTPs

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

  • NSIS installer 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\641c1aabadb40d444bff50094da757ba_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\641c1aabadb40d444bff50094da757ba_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Users\Admin\AppData\Local\Temp\nst27DC.tmp\dllstub.exe
      C:\Users\Admin\AppData\Local\Temp\nst27DC.tmp\dllstub.exe ~URL Parts Error~~~~URL Parts Error~URL Parts Error~~#~4633~4648~~URL Parts Error~~SendRequest Error~76-67-FF-07-6E-E4~#~~~SendRequest Error~
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2668

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\GetVersion.dll

    Filesize

    6KB

    MD5

    5264f7d6d89d1dc04955cfb391798446

    SHA1

    211d8d3e7c2b2f57f54a11cb8bc4fa536df08acc

    SHA256

    7d76c7dd8f7cd5a87e0118dacb434db3971a049501e22a5f4b947154621ab3d4

    SHA512

    80d27ee2f87e2822bd5c8c55cc3d1e49beebb86d8557c92b52b7cbea9f27882d80e59eefa25e414eecee268a9a6193b6b50b748de33c778b007cde24ef8bcfb7

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\Math.dll

    Filesize

    66KB

    MD5

    b140459077c7c39be4bef249c2f84535

    SHA1

    c56498241c2ddafb01961596da16d08d1b11cd35

    SHA256

    0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67

    SHA512

    fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\System.dll

    Filesize

    11KB

    MD5

    c17103ae9072a06da581dec998343fc1

    SHA1

    b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

    SHA256

    dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

    SHA512

    d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\UserInfo.dll

    Filesize

    4KB

    MD5

    7579ade7ae1747a31960a228ce02e666

    SHA1

    8ec8571a296737e819dcf86353a43fcf8ec63351

    SHA256

    564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

    SHA512

    a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\dllstub.exe

    Filesize

    62KB

    MD5

    564060af0b2b262b6a3a9c85f4ce799a

    SHA1

    84c032fbf1737f898647f9bc058cde36a9b24ba3

    SHA256

    760383abf18c58e32f8ed31fa08b9a5725fefcdd9e5b2ae136644edc49a7f846

    SHA512

    9138874a9b348077a1bb94e02a208cd3a66cf631fddd2ee3e92a05c0fe19bb7d8ee288db1f3e5b2568c7953067e92f138a711886c117cf5f854bdef5a317e736

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\intlib.dll

    Filesize

    24KB

    MD5

    1efbbf5a54eb145a1a422046fd8dfb2c

    SHA1

    ec4efd0a95bb72fd4cf47423647e33e5a3fddf26

    SHA256

    983859570099b941c19d5eb9755eda19dd21f63e8ccad70f6e93f055c329d341

    SHA512

    7fdeba8c961f3507162eb59fb8b9b934812d449cc85c924f61722a099618d771fed91cfb3944e10479280b73648a9a5cbb23482d7b7f8bfb130f23e8fd6c15fb

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\nsDialogs.dll

    Filesize

    9KB

    MD5

    c10e04dd4ad4277d5adc951bb331c777

    SHA1

    b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

    SHA256

    e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

    SHA512

    853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

  • \Users\Admin\AppData\Local\Temp\nst27DC.tmp\registry.dll

    Filesize

    16KB

    MD5

    24a7a119e289f1b5b69f3d6cf258db7c

    SHA1

    fec84298f9819adf155fcf4e9e57dd402636c177

    SHA256

    ae53f8e00574a87dd243fdf344141417cfe2af318c6c5e363a030d727a6c75d1

    SHA512

    fdbbedcc877bf020a5965f6ba8586ade48cfbe03ac0af8190a8acf077fb294ffd6b5a7ae49870bff8cacd9e33d591be63b5b3d5c2e432c640212bdcd0c602861

  • memory/2376-50-0x0000000000860000-0x000000000087A000-memory.dmp

    Filesize

    104KB