Analysis

  • max time kernel
    43s
  • max time network
    48s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 16:33

General

  • Target

    fbd7f931deb035ef278bde1a8ce6484aa3e51216ffbec3d487b46e3b244c42c7.exe

  • Size

    931KB

  • MD5

    a829ad63116682efe28bb889f7327703

  • SHA1

    1a0a3fca3d3a899513277f223b62f7e6ad1edec7

  • SHA256

    fbd7f931deb035ef278bde1a8ce6484aa3e51216ffbec3d487b46e3b244c42c7

  • SHA512

    f2545b7992f557358c78591bf76a7f153edf6bfa253f1fc11a32faa48922b85a70328bfc2503c4755edf5f6d5fb087c414acfee126b30def02aad9f98a9856fb

  • SSDEEP

    24576:h1OYdaOgCZ/iWCvu/2sWsJA/jlt+DHhsw:h1OsmCpYO/dJJDHhsw

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\fbd7f931deb035ef278bde1a8ce6484aa3e51216ffbec3d487b46e3b244c42c7.exe
    "C:\Users\Admin\AppData\Local\Temp\fbd7f931deb035ef278bde1a8ce6484aa3e51216ffbec3d487b46e3b244c42c7.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1720
    • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\fjQQSf3OaDCuiMp.exe
      .\fjQQSf3OaDCuiMp.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1160

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\[email protected]\bootstrap.js

    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\[email protected]\chrome.manifest

    Filesize

    35B

    MD5

    d89c7905d5e9387638a874f0d06837a6

    SHA1

    6d915d4f1f338f4faea21efe487b5f19e7beadff

    SHA256

    96ba96ca43a4a44fb823f864a69907570dd3d5bf60bbf6a6a52e0696b3d46904

    SHA512

    5b204677ca4a11010e03fc4c99b7f92199ebffb73c051e109c99e3bbc1d016cbc8ee2eeb6dc9e46e1b959fcf9e8b9edb4847daf1239c8c710852b4b9e0d0c6ac

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\[email protected]\content\bg.js

    Filesize

    8KB

    MD5

    726a75392da438b20796aa504abbe529

    SHA1

    c43da8ee862f90256f825a09e1c86b712631e0ca

    SHA256

    7d04630f10f0dc1158d339620be4f34bc8792d4710f7feabd29d3926056a4f26

    SHA512

    28a486b97b579d0b3b253ed51cc4aade99885c194b84a6d5e4f769eaea519e18a62ae176ae8fddf684dbaa86f63b5785f19c9161301b9ceac4b7b3741128207a

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\[email protected]\install.rdf

    Filesize

    596B

    MD5

    3aa1eeb433d023de37e8f17c692e5d6b

    SHA1

    a34e5dad71140bef47eec14521809a5da8ad97a7

    SHA256

    0793962f64737df55a50609cb18b4a937261383274a76c42811a349df7a1a3f6

    SHA512

    3468e7fdd1a75e3e0296c74aff70774a0827503bc190ca0feff8cd5c29d81c72de46e8eec2e670c5df9616512f556cc2031c9dd3cc3ab72c531f851af0bb1604

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\fjQQSf3OaDCuiMp.dat

    Filesize

    1KB

    MD5

    6dc59c2635f126fc868fc856b85b3acc

    SHA1

    e749ed037bd2f134b5fc785444cf8f7fac160005

    SHA256

    cebb9a8e37468118c9ca2b8d1c9a41bad7982aede0fde6eb8473ae3020e0b34a

    SHA512

    fb070a76a55a950f00a14bf88de201496f2934418042a58f53bef3f4bdc8c2ae1dcb17ae348e2c1efa2c3e882fa33f674673e032b5ffb6ef83cf4edda935c81f

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\fjQQSf3OaDCuiMp.exe

    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\nmckkjefagehacodeldlbeccdggmelda\LKneex.js

    Filesize

    6KB

    MD5

    ae7923470a8e8159c99b80680b1a0b50

    SHA1

    87854e137cff27d83b2208cbd199fb6840659dc5

    SHA256

    ee2ce617e42b17c9d2ca34a22784d26d64b57863a70ad35dc9199351b5afc188

    SHA512

    e1c8ec77b998b033eb6d9fe8ad7c4f71152f62a0464c7d3ab23a91eacb1d009ec3c5ded98fc8e4b198b18c248af929a2eccc2a4c8028e577b874774cedbdcc09

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\nmckkjefagehacodeldlbeccdggmelda\background.html

    Filesize

    143B

    MD5

    18e6c91dc5ac5613c25e77b4370846e4

    SHA1

    6dd2c08bb12eed98fe18d83fb7e0bc8597ff3b25

    SHA256

    57a56924fd75473296660362d2a3d382c2b4b61c53cdd714fa1ae4aaeb030b0b

    SHA512

    f69483c2b9a343f4510f0798b109f7601ec328acf579fc285976de6b3927647fc05cc051763e5671ad882bbcae6509e95976428ccdad38d0a8ec79a28d52bee7

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\nmckkjefagehacodeldlbeccdggmelda\content.js

    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\nmckkjefagehacodeldlbeccdggmelda\lsdb.js

    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS20EA.tmp\nmckkjefagehacodeldlbeccdggmelda\manifest.json

    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS20EA.tmp\fjQQSf3OaDCuiMp.exe

    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1160-56-0x0000000000000000-mapping.dmp

  • memory/1720-54-0x00000000765B1000-0x00000000765B3000-memory.dmp

    Filesize

    8KB