Analysis

  • max time kernel
    22s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 02:04

General

  • Target

    4723f5f907e9736ecd4b1426061a5ef4cc62c3a1195ef6581cd7c7c60a11278a.exe

  • Size

    919KB

  • MD5

    bb417ccdfef4183ec9aeafb91c90100d

  • SHA1

    84d02c434147c8d5ee5e5b7fe648a5b083e3cf67

  • SHA256

    4723f5f907e9736ecd4b1426061a5ef4cc62c3a1195ef6581cd7c7c60a11278a

  • SHA512

    8f5738e4404cc3ff7aa37671f6957a0dab430471573a9e7f8f4bd397e53fccd5029a60f889bfc424a914d483f59c614efc1f6d8214f13d8b6abcc04aff104dde

  • SSDEEP

    24576:h1OYdaOrMtdHAqcdDVhYwiei7+EpFAh/kKq:h1OsCPHVmVhYwiLtKkKq

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\4723f5f907e9736ecd4b1426061a5ef4cc62c3a1195ef6581cd7c7c60a11278a.exe
    "C:\Users\Admin\AppData\Local\Temp\4723f5f907e9736ecd4b1426061a5ef4cc62c3a1195ef6581cd7c7c60a11278a.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:2016
    • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\9mz7SaBZYg7R7cQ.exe
      .\9mz7SaBZYg7R7cQ.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1656

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\7zS56B9.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    9be35bd7c9c1ba47d51edc805287feb1

    SHA1

    4e66b2a704330c3e72486e01d2f9cb65d542c587

    SHA256

    b4db33cb18ed192a3c209afa4815d03301cce590c0f9035ccbb491728d3b3fcc

    SHA512

    d8e42af859b9e1263fa84ec02fedfa8618091fd0429618f7d3eb2c1c507c1809fdaa127dd51de3508b2742389c6a9922447e7b42b2c4d4638d798f36e2037527

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    4d1d0568e0c391fa07674774e89ce255

    SHA1

    aa09d87a2b2848caf3a3afa63fc253e3ff69a737

    SHA256

    4d4fb86c8e72383079f8fc6772bd0ce488ee4b5fe4a216c974d7647f7c887565

    SHA512

    bd67a842c9f2e1cc822395f8cf586593a458b85c81089ddd551a8974068313d5116e1153892531cf10831a8f9ab9a5d6222c971d0e26595fd15c21d4b0110176

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\[email protected]\install.rdf
    Filesize

    597B

    MD5

    3196760b89510b53563eb7f6d7c876f5

    SHA1

    bc0f86bb03c2a802706ceb912f03fe35eb387c47

    SHA256

    ee46a763efe6c192c9c9157ff5980ab0451365dc33d111c62e2c59f4bd35a830

    SHA512

    922c792ce14292be4eeac75500d01c2f37f0cfd84c026cffc1b257cce4340ccf364c7abc62bc0811c6d1e964d6e336e76fcdbeea5753dff35c083898a778e105

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\9mz7SaBZYg7R7cQ.dat
    Filesize

    1KB

    MD5

    290f30f360b5a0d0539464e278c4ee23

    SHA1

    cb4b1d12f7f77f967231a3bf4e6fd5d69fa69565

    SHA256

    0c09626d9c26b02e254c9ce2c54e327958dcc643fdc24dd1c9ed23fd5d9b2cca

    SHA512

    cbb9c3a953ec281a16d1723ffe837841621142abf22d28537c6b72b38edfd414b5fdcb33bb14795b15c86325e92dc2b9a9f12ee789313526e86d9170069eb4cb

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\9mz7SaBZYg7R7cQ.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\biekfmmbfelimjejpbddnlcodpffhcpk\background.html
    Filesize

    144B

    MD5

    3b5ef89bb8de426bc8c271d7559281fe

    SHA1

    dcabd24c3698e8a7b95b3a2afa4310dddc580c0e

    SHA256

    44963fdbcfca98f6afd4dcbd2d5df94d18c42563ebf3915df94aa79a406665f7

    SHA512

    1ec7b2796b5aeee89ffdd06e7c570cd8af499a212ebf31d5bf39d74c75e243b8f215ebe5521b660a78ff607982b69b3c54d0aea132e5a62bdcda9cb62ab1ba02

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\biekfmmbfelimjejpbddnlcodpffhcpk\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\biekfmmbfelimjejpbddnlcodpffhcpk\dqLdQrC.js
    Filesize

    6KB

    MD5

    88dd36fc434995789aff629ae9cee7fb

    SHA1

    f343eaf15a1300d39c1241ae5c288b9445ab5e16

    SHA256

    a8c97a6dfc6b32f4f88c9da422100b89e4135bd244f2d96ef876f1ca9a018c3a

    SHA512

    640fc662d1e33c53b699081a38440f98b6ed9658ceebc0015c2a31101275fee3dc97e29ee803ff22d0eb52e940800fb44ae6a146be863a973659bd351a2dcd67

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\biekfmmbfelimjejpbddnlcodpffhcpk\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS56B9.tmp\biekfmmbfelimjejpbddnlcodpffhcpk\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS56B9.tmp\9mz7SaBZYg7R7cQ.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1656-56-0x0000000000000000-mapping.dmp
  • memory/2016-54-0x00000000767D1000-0x00000000767D3000-memory.dmp
    Filesize

    8KB