Analysis

  • max time kernel
    120s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    15/01/2025, 16:17

General

  • Target

    JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe

  • Size

    675KB

  • MD5

    5bf1b2b77a3a8b708088dd409a3ee85c

  • SHA1

    99abe33c1c33c6de6d28d0c9aa0a0301cd8b81c7

  • SHA256

    1c458e2f8154cb14443da781df0dd13c172ee89a175214bf785e7a0461fedb25

  • SHA512

    692d1c2f6d2605e89e2def7529dc512bffd25086b6b377852882a98d69a3b870ec607b5e1c349e98e57c8f93d6fc2909ad56d22f106ff5ebb04a88762a35f2f5

  • SSDEEP

    12288:6yFr4Kp9C2oqACKNcXSDza3ta/Phhtt08VDObJd5A88vKMmqAjSLmvKyBrK1Gjd2:F+KDCbpcae3EobJd5A88vKMmqAmLmvK9

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 20 IoCs
  • Reads user/profile data of web browsers 3 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).

  • 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.

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5bf1b2b77a3a8b708088dd409a3ee85c.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1860
    • C:\Users\Admin\AppData\Local\Temp\nst937A.tmp\stubdl.exe
      C:\Users\Admin\AppData\Local\Temp\nst937A.tmp\stubdl.exe ~URL Parts Error~~~~URL Parts Error~URL Parts Error~~#~4633~4651~~URL Parts Error~~SendRequest Error~62-CA-C3-60-41-A9~#~~~SendRequest Error~
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2796

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\GetVersion.dll

          Filesize

          6KB

          MD5

          5264f7d6d89d1dc04955cfb391798446

          SHA1

          211d8d3e7c2b2f57f54a11cb8bc4fa536df08acc

          SHA256

          7d76c7dd8f7cd5a87e0118dacb434db3971a049501e22a5f4b947154621ab3d4

          SHA512

          80d27ee2f87e2822bd5c8c55cc3d1e49beebb86d8557c92b52b7cbea9f27882d80e59eefa25e414eecee268a9a6193b6b50b748de33c778b007cde24ef8bcfb7

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\Math.dll

          Filesize

          66KB

          MD5

          b140459077c7c39be4bef249c2f84535

          SHA1

          c56498241c2ddafb01961596da16d08d1b11cd35

          SHA256

          0598f7d83db44929b7170c1285457b52b4281185f63ced102e709bf065f10d67

          SHA512

          fbcb19a951d96a216d73b6b3e005338bbb6e11332c6cc8c3f179ccd420b4db0e5682dc4245bd120dcb67bc70960eab368e74c68c7c165a485a12a7d0d8a00328

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\System.dll

          Filesize

          11KB

          MD5

          c17103ae9072a06da581dec998343fc1

          SHA1

          b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d

          SHA256

          dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f

          SHA512

          d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\UserInfo.dll

          Filesize

          4KB

          MD5

          7579ade7ae1747a31960a228ce02e666

          SHA1

          8ec8571a296737e819dcf86353a43fcf8ec63351

          SHA256

          564c80dec62d76c53497c40094db360ff8a36e0dc1bda8383d0f9583138997f5

          SHA512

          a88bc56e938374c333b0e33cb72951635b5d5a98b9cb2d6785073cbcad23bf4c0f9f69d3b7e87b46c76eb03ced9bb786844ce87656a9e3df4ca24acf43d7a05b

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\intlib.dll

          Filesize

          24KB

          MD5

          1efbbf5a54eb145a1a422046fd8dfb2c

          SHA1

          ec4efd0a95bb72fd4cf47423647e33e5a3fddf26

          SHA256

          983859570099b941c19d5eb9755eda19dd21f63e8ccad70f6e93f055c329d341

          SHA512

          7fdeba8c961f3507162eb59fb8b9b934812d449cc85c924f61722a099618d771fed91cfb3944e10479280b73648a9a5cbb23482d7b7f8bfb130f23e8fd6c15fb

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\nsDialogs.dll

          Filesize

          9KB

          MD5

          c10e04dd4ad4277d5adc951bb331c777

          SHA1

          b1e30808198a3ae6d6d1cca62df8893dc2a7ad43

          SHA256

          e31ad6c6e82e603378cb6b80e67d0e0dcd9cf384e1199ac5a65cb4935680021a

          SHA512

          853a5564bf751d40484ea482444c6958457cb4a17fb973cf870f03f201b8b2643be41bccde00f6b2026dc0c3d113e6481b0dc4c7b0f3ae7966d38c92c6b5862e

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\registry.dll

          Filesize

          16KB

          MD5

          24a7a119e289f1b5b69f3d6cf258db7c

          SHA1

          fec84298f9819adf155fcf4e9e57dd402636c177

          SHA256

          ae53f8e00574a87dd243fdf344141417cfe2af318c6c5e363a030d727a6c75d1

          SHA512

          fdbbedcc877bf020a5965f6ba8586ade48cfbe03ac0af8190a8acf077fb294ffd6b5a7ae49870bff8cacd9e33d591be63b5b3d5c2e432c640212bdcd0c602861

        • \Users\Admin\AppData\Local\Temp\nst937A.tmp\stubdl.exe

          Filesize

          80KB

          MD5

          7d901ec0b0c73772ea3c8179da0314cd

          SHA1

          781534f4014768b9d6bdf66d4fba2746219eee12

          SHA256

          9c068bc2ffd61cf0f25372800562a12952a75aef3bbe8a22ab23e86edb606d9a

          SHA512

          ececa2b045589199153458c1cfd06373c02528cbcc1483f4661a245272ae6962e4ca73c4f72282fa0759e9ccdf84fac710526743b1540ad92896dd6cc57b7992

        • memory/1860-50-0x00000000004E0000-0x00000000004FA000-memory.dmp

          Filesize

          104KB