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Analysis

  • max time kernel
    96s
  • max time network
    98s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/10/2024, 08:10

General

  • Target

    04f9a8e47ce9295dd2afb2706562cd52_JaffaCakes118.exe

  • Size

    717KB

  • MD5

    04f9a8e47ce9295dd2afb2706562cd52

  • SHA1

    68d9086e128bd418956461533b2e059c0a26090b

  • SHA256

    8a5081a959384f25a65cf84809edbc78dc9b6967b87b1de0d3de97a3e5274c77

  • SHA512

    8d01987ef7441847bc2f7cf511a5c54d6e539b9184a1dd8a2fc81b963553cfbd387a1f60f50b6b31236af0a07b6d397e550740f6d14088199fdf4abaab4bb8c7

  • SSDEEP

    12288:BKnekrL58BVdbJXgfTN7lV60gGx4khq9mY4zdrWcFn9VtFuuvTAwdY98:OLiBVd6rN7+0gGRq2z1WcFn9VXTNdf

Malware Config

Signatures

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

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops Chrome extension 1 IoCs
  • Installs/modifies Browser Helper Object 2 TTPs 4 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • 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.

  • Modifies Internet Explorer settings 1 TTPs 4 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\04f9a8e47ce9295dd2afb2706562cd52_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\04f9a8e47ce9295dd2afb2706562cd52_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1632
    • C:\Users\Admin\AppData\Local\Temp\00294823\fzJiuW5W.exe
      "C:\Users\Admin\AppData\Local\Temp/00294823/fzJiuW5W.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops Chrome extension
      • Installs/modifies Browser Helper Object
      • System Location Discovery: System Language Discovery
      • Modifies Internet Explorer settings
      • Modifies registry class
      • System policy modification
      PID:1944

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\00294823\CnBtxGr.dll

    Filesize

    222KB

    MD5

    e9b27306a18f18b88945cdf066de2fc9

    SHA1

    4d18490fbb336e261301a967047065dd561cc2f2

    SHA256

    a9880b90d24af3786886306aefe5c79ff3cb2fb7b36ee5fb7bf2af85f240d63c

    SHA512

    f255e8bfb13cfa070b31f47b12a4aacf9ab75a6a8191b6b83740d02c3f007b6d5255a5c2c12bc7b599996742973d2faccb5463d96d16c7aba40e34776823c706

  • C:\Users\Admin\AppData\Local\Temp\00294823\CnBtxGr.tlb

    Filesize

    2KB

    MD5

    39d776f73d1d3f771aaa8c3561367c3a

    SHA1

    eef842aa02927bd7fbe7d569c5446ef1a2ea065f

    SHA256

    c2156787eeb818e587529572599fa124773c71330fb93e1c79f4cb9141090941

    SHA512

    3174095accbf422730e60f61523dec01a9a4519cb4642a641c5f547d530ad41f5386d383b90f7daf34f1f36635775929e99d7fe0030aa24cee30f4de8376eeb3

  • C:\Users\Admin\AppData\Local\Temp\00294823\fzJiuW5W.dat

    Filesize

    5KB

    MD5

    eeac3b40d3322c2b578a8b7380a4d480

    SHA1

    5526c955254a8ea779837abd835235da31aba5b8

    SHA256

    b336999ed1b6e30bdc2c7ff83cc335c292b8047ee9dbae646a22d0fd8135e4d7

    SHA512

    ac95b3d89711e56a0a813a42e238a8ff10f02008dff2e1af36165fcc5f37941d38618f2592f021ba559554f38b9b9007cc0a962215c8caf46237e344fb9d7a1b

  • C:\Users\Admin\AppData\Local\Temp\00294823\fzJiuW5W.exe

    Filesize

    334KB

    MD5

    8300c91b40229b42301aebc6d8859907

    SHA1

    0b55e56a6add6b4dd4ceff475a0018a203d02a5a

    SHA256

    f54a6814ac06c70ef5b738eca4855e49039783d96b70ba1ae461bd90877e53b5

    SHA512

    0863750da143e1707513f4a2efe1ad6cf81f5a819c7d5496d1629745afffcf72338aa9de90479d5e0936e848f9b260c434fd369027c56be175814086cafd4d8f

  • C:\Users\Admin\AppData\Local\Temp\00294823\lnogfnjdfbbgedmlajnpbmkgncildiol\background.html

    Filesize

    145B

    MD5

    28cbbcd965945a92f4eac3fb34c8f767

    SHA1

    480de07de9f8edcd3c73f667e31810aa4a14c1ea

    SHA256

    6e2609cb6cd432cce905ba376fbc5fbb194f3eebffe3bb4104ab38a5b784945c

    SHA512

    2ee02587a987a2d228a5684d5d9062367d28b46be509c5c9b76d4d9f06fbeab7f2d64f330a9a8671079fe8648f6d221a010b9e34d6f7d9799f10baffd8f3ed0a

  • C:\Users\Admin\AppData\Local\Temp\00294823\lnogfnjdfbbgedmlajnpbmkgncildiol\content.js

    Filesize

    197B

    MD5

    5f9891607f65f433b0690bae7088b2c1

    SHA1

    b4edb7579dca34dcd00bca5d2c13cbc5c8fac0de

    SHA256

    fb01e87250ac9985ed08d97f2f99937a52998ea9faebdc88e4071d6517e1ea6b

    SHA512

    76018b39e4b62ff9ea92709d12b0255f33e8402dfc649ed403382eebc22fb37c347c403534a7792e6b5de0ed0a5d97a09b69f0ffc39031cb0d4c7d79e9440c7c

  • C:\Users\Admin\AppData\Local\Temp\00294823\lnogfnjdfbbgedmlajnpbmkgncildiol\gAhcxll9.js

    Filesize

    5KB

    MD5

    5c3c24733b11f932f292e04da3217e51

    SHA1

    2c1bbc2a538d7ce9939bb59a9f4643b5272c62a9

    SHA256

    bdefff8db99b4141be31462de3e5389dba3758399439c5c43c25314321cd4be3

    SHA512

    4acc143d0897174a143ac126ef0a1275c54261e29bce1e3c84a7caabeb2898847eab9fb7a5791595f1fd22991121a876f3d7fbcf304f4df87a9795a8ed48575d

  • C:\Users\Admin\AppData\Local\Temp\00294823\lnogfnjdfbbgedmlajnpbmkgncildiol\lsdb.js

    Filesize

    559B

    MD5

    209b7ae0b6d8c3f9687c979d03b08089

    SHA1

    6449f8bff917115eef4e7488fae61942a869200f

    SHA256

    e3cf0049af8b9f6cb4f0223ccb8438f4b0c75863684c944450015868a0c45704

    SHA512

    1b38d5509283ef25de550b43ef2535dee1a13eff12ad5093f513165a47eec631bcc993242e2ce640f36c61974431ae2555bd6e2a97aba91eb689b7cd4bf25a25

  • C:\Users\Admin\AppData\Local\Temp\00294823\lnogfnjdfbbgedmlajnpbmkgncildiol\manifest.json

    Filesize

    509B

    MD5

    52a2ba993b34563e232d41f697afffaf

    SHA1

    fcb2ac6be7fff89890377cc3d81b0170c364ab01

    SHA256

    7b5800dfdbf6f93585fb062fc854ec22026498d263f86c8fbfccf36eaf19bd48

    SHA512

    eddf32f449e1221c8d2bba8cc2877b9ab93a17ed51439efd1397007cd58c7ec7a05af1470d82a2c91469712115fca60dd2dc3b512d5eebab0a84f55ee0cc2958

  • C:\Users\Admin\AppData\Local\Temp\00294823\lnogfnjdfbbgedmlajnpbmkgncildiol\sqlite.js

    Filesize

    1KB

    MD5

    a36d6a2dcc3fba9c2aa1380bc7e3384d

    SHA1

    fa42a9025c9a38cd6ad724da50bc28d9c498460f

    SHA256

    29c6c957350c9750c5d946db2edefcf44072e30419f80cb7573dd410f629a2b8

    SHA512

    1594ec665a3d5228bda4867cefd1bc7c8be22f04b7ffc3d460be30efa0fe83b770be35de819da868b0c37814e91ae5448448187cd768ba6aeee24d1ec2b59d58

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    1b53c596cfb1aa2209446ff64c17dabd

    SHA1

    2542da14728dcdbe1763f1ee39fe9ceae38ad414

    SHA256

    a7dfea4bf7e1d46a8b8e64ccfb2cf35017e3a5b350eead26d6671254d2b3c46f

    SHA512

    be54481675c38ef6a41697cf8cd3ab5a0b126922b192732a9c587dd8905b74b66c79eb0c849f62bbe8934979a894be63734b0ad59ffae295f5797cbfaa327030

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\chrome.manifest

    Filesize

    108B

    MD5

    3e74d14ec5e6119e75bbbfdb5a36c915

    SHA1

    49dddc456b66f66909b08f9316f78d19282aef2b

    SHA256

    37eaa1788f83ce7a3ae7db68b2b968e8085cb9d48e2b1e0d2db9093315b4d677

    SHA512

    c6809b9bee235608f9bfb4aa2199f4c6598a76b55f03fa2ec02a97e888a7bfc2275494c865deaefc6e6ad67b269ad163cd8879835427ad2269a3a4c2a8481a6d

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\content\bg.js

    Filesize

    9KB

    MD5

    cdf8ae0d35fc40734242b9618e514ed2

    SHA1

    32e94d542f9f185a8ee896d6e83aca0514ca4f0b

    SHA256

    fb1483e7d2c7533f830bf57005ed8358ba00ae4f5eae9687fc1088b5eced73f6

    SHA512

    5d52fa6d0c158a2586afab8e4675c89dff2cdb6bbc336c68948d3ce7b2db036c0edadf59e4c862ffc4a924de4673ed3322f9ed84d9466a877b6d0e2fa8eae31b

  • C:\Users\Admin\AppData\Local\Temp\00294823\[email protected]\install.rdf

    Filesize

    606B

    MD5

    89b45e5cf2a125b2b7904df56589b07a

    SHA1

    fa5326db546212cdfd2a4f3b87dbac13575f638b

    SHA256

    f4c22efe49b129e502a930e9c4c1556b5a1539c99c78515fcc8f2438b4e9a25a

    SHA512

    47efb89a930bd36ab7f094e64396b2bb6454b115fb1c1be3822a560893afe9e3a78a68b731107aa951e3a22d35fc69f205deb1ee59e82a43233bb967dbd7dc0b