Analysis

  • max time kernel
    23s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:18

General

  • Target

    c98d46bb8e7ab1085a774f1830efd533bbb4cfed2ec9330a8299193cbe9fdd22.exe

  • Size

    920KB

  • MD5

    f6b54e7d2713ffcb4f848e645b26983d

  • SHA1

    0d9be4590cd8a24f109d593e899e85e75eeaa205

  • SHA256

    c98d46bb8e7ab1085a774f1830efd533bbb4cfed2ec9330a8299193cbe9fdd22

  • SHA512

    42911788b55a12b0b96b0fa57e44712c404ca994bf97aa85905ec302e864b09b05ebccf94ad40e0476da9d16e0647e2e66a1b401024e5a48d563751d2e8dc948

  • SSDEEP

    24576:h1OYdaOGMtdHAqcdDVhYwiei7+EpFAh/kKK:h1OsjPHVmVhYwiLtKkKK

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads user/profile data of web browsers 2 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 3 IoCs
  • Drops file in System32 directory 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c98d46bb8e7ab1085a774f1830efd533bbb4cfed2ec9330a8299193cbe9fdd22.exe
    "C:\Users\Admin\AppData\Local\Temp\c98d46bb8e7ab1085a774f1830efd533bbb4cfed2ec9330a8299193cbe9fdd22.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:336
    • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\fqkRXW0BaRJgMXZ.exe
      .\fqkRXW0BaRJgMXZ.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:584

Network

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

1
T1081

Discovery

Query Registry

1
T1012

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\XgdQN@3hIbd.edu\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\XgdQN@3hIbd.edu\chrome.manifest
    Filesize

    35B

    MD5

    caf5647bee0c0d4d29b01afa4df8f559

    SHA1

    24489463ace36699794cf18977c5227a699050b8

    SHA256

    ecf4035e49e8942b60bab8cba200514be5ebf40e07efc439568b88f0a36f5c95

    SHA512

    11ca8db96cc7dfc9d941512145e11a38d91e4944454b905e49e43c1bd3959fc2fecbc758f4a44fc59cdc55add325ff21cefd5cf3c4ce55e57372848a8f49b148

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\XgdQN@3hIbd.edu\content\bg.js
    Filesize

    8KB

    MD5

    784f4636c0b367dc1514ae245023a75b

    SHA1

    f4ba7a20344ae48c297de3470c1c5a88d10d1904

    SHA256

    8668438f7107e0f2e564fcfa89aebe6af893ba3d1f48cdca6b99816c2d1e0bee

    SHA512

    7dd1e28244a58feaf8eecbc1d9fcb160f841dca24f771f269ea40b5016a897411e2cd7e4691ce97c90239524fafab0a37906e6b9de1fe743bb42c1f00071a1ea

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\XgdQN@3hIbd.edu\install.rdf
    Filesize

    597B

    MD5

    2cc059ee15ceebfc2d24ff616a58ec2a

    SHA1

    3e263352436ab2b37b493ac2ab2b786101756cb9

    SHA256

    6f8f24704dcdb863f86e02ee08f2d1fd6d9f413e38bc798a2d3bf9eb32c23a49

    SHA512

    309f7dba8cddad825beb00c1b5fe7031ba796734e46956325facb3a68a386ec1b8aa399b06c20ef19a928db80577e4c9e724028f53b1cb79d8ce80bab6389a89

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\bdomffenfbhooehebmfkeifnhoifbpjn\background.html
    Filesize

    139B

    MD5

    65ee850b26c0a8d9e006d15fca54e9eb

    SHA1

    22df05accc1417637089e8f76206135be5a2703b

    SHA256

    af2602cf4085ff2908b7fac8b12fdf331dfebdfd1c246c8fe0fb7a11d6a657a3

    SHA512

    43977e265148d72a0a1718a93b760fa96a999bd4ef1df086fbbac620d9466c0ee514c6f47043a709aabe04884f507c045bb2f256365f413708d1779635d67c85

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\bdomffenfbhooehebmfkeifnhoifbpjn\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\bdomffenfbhooehebmfkeifnhoifbpjn\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\bdomffenfbhooehebmfkeifnhoifbpjn\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\bdomffenfbhooehebmfkeifnhoifbpjn\os.js
    Filesize

    6KB

    MD5

    af7dfd3efe3b55b1121e6219c095868a

    SHA1

    22454c8a44e219049867ab69c7a0efe43aaa9ec7

    SHA256

    7e8a245b3de530c58638fe5a98b3d66127e23aeb922b951a6a23455e45d2b57f

    SHA512

    0b7b2011723b7e08db52b891baf04c35326425590c643ab22ea24803f3029c372ecb31a495714b493c4e7bccd41159f5f8c75b06a45c6ab3896121db7abc1f19

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\fqkRXW0BaRJgMXZ.dat
    Filesize

    1KB

    MD5

    28f6d66fc6beb6b5071173488748bf1a

    SHA1

    88239e8428570f9a5eb46e678cb7f0e6c52fe135

    SHA256

    db3d0b9ea63819f77188d089e68c0e8e3707eced7e55259c3a6f4c5083b1f6c4

    SHA512

    82435c2695e360e10c6890f3f8a0ad7fc5d1a133cd5ee70917e8ef030a87efb2154d048a50b728d5ba227aa5592648f36740093b10167aed47292084c960ef50

  • C:\Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\fqkRXW0BaRJgMXZ.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zS2ECF.tmp\fqkRXW0BaRJgMXZ.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/336-54-0x0000000076B51000-0x0000000076B53000-memory.dmp
    Filesize

    8KB

  • memory/584-56-0x0000000000000000-mapping.dmp