Analysis

  • max time kernel
    34s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 16:28

General

  • Target

    fd4157e7f14a7c6bf099e2ca048c6da9675dbb67e4544c0c389034697b7375cb.exe

  • Size

    920KB

  • MD5

    f3187246e61290a47d49bf314106be39

  • SHA1

    9c07f4f8a694def1b44c390f7e2379aeab9b3db2

  • SHA256

    fd4157e7f14a7c6bf099e2ca048c6da9675dbb67e4544c0c389034697b7375cb

  • SHA512

    4a94d52880259b46d70bfdd6a2c281c1fa023e1b6c078f6b06ff8e97607e973b869a0897c5eee8222362bcdbd56c2a9357789d1b4b85d5174d9ccb7ae3fb07ae

  • SSDEEP

    24576:h1OYdaOeMtdHAqcdDVhYwiei7+EpFAh/kKg:h1Os7PHVmVhYwiLtKkKg

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\fd4157e7f14a7c6bf099e2ca048c6da9675dbb67e4544c0c389034697b7375cb.exe
    "C:\Users\Admin\AppData\Local\Temp\fd4157e7f14a7c6bf099e2ca048c6da9675dbb67e4544c0c389034697b7375cb.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:304
    • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\nNK2wtEbICldqCb.exe
      .\nNK2wtEbICldqCb.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:316

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\7zS29EF.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    99c7aae4ab037b02d1a7bd667b00e96d

    SHA1

    a1ce245c47a79b5cf312eb16877b00d8dac0b98c

    SHA256

    a4eeab3288a3e47b30b697ed3b1b5d90b584c264de88aae4f3c84956f73ad344

    SHA512

    894ed0c35f2cf49b738a321baf259391082aa02844e0c65bc72039b28edd1278efc3eb74e1744584ea5120ea72a74e577d5671dec599addcbacb84a95ffc30cf

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    bec2ae1960828179bc469afb577c42c4

    SHA1

    9aaaf5e11031ff88d6cb4358f53640f9abe25ac0

    SHA256

    6d51da46833dc0831f8f122645f281df946d6a4cc6a6425a00f48b848a387b80

    SHA512

    40d997f3bd2538a9ffd928e678a8f2f52c4f618bac213776ee098fe3533ee568c924e66556397cf498f676b6cf08316b93394f503cb9b974138c1d5b210dc002

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\[email protected]\install.rdf
    Filesize

    595B

    MD5

    1a7fa6f5195e448e517ec617494ec91d

    SHA1

    447c9dffec75b6d27fcf636b27bdf56a230f1000

    SHA256

    358b5f9f8b2ed92f7437e7f94c4396fa20a0f332fd203efc40761645450acdf0

    SHA512

    15cd81fa9b24c41fe5afba73d99c1d2e00ae1892540f835a140805a2b91258772476af812c00bdaa60048fa68cd06abadcda38bd35230c623134e4f1e8377c6a

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\jlkonaeldbakllogafilighfccdknkdj\Iv.js
    Filesize

    6KB

    MD5

    dcf5d79be6f244ffcd9f2904d8da3952

    SHA1

    52836486d7e31b70a8790b6bee6446f063697b42

    SHA256

    4579c1924b0043fb68d8106e3419e216a65b02d85350c5ea9c63b4f4c5b41a0e

    SHA512

    66f97e5e9c925f40f396974742f152054fcd536fc83d806e18c04f0c744d7728426ff7a58b089f5b149eec3ca12e1fb36b245b02a25353a319d02c439b07eeda

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\jlkonaeldbakllogafilighfccdknkdj\background.html
    Filesize

    139B

    MD5

    01dc63bfbf958e7187486c334deeaf16

    SHA1

    6c06b5b00d5ce172dfa3f4d91464915fc36fe119

    SHA256

    4bc082e6886d5b48a182e4a1349c06f6f544ff99f184fea3a1da5be2624ac13c

    SHA512

    fbf2c59377daf363afd4ff5e19b19ade4017d96c7acea7dc51073b5eb503a573064ef5ae2e081f1d125490cc6e65f118e7440e53180784aeb4394f2183fce84d

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\jlkonaeldbakllogafilighfccdknkdj\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\jlkonaeldbakllogafilighfccdknkdj\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\jlkonaeldbakllogafilighfccdknkdj\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\nNK2wtEbICldqCb.dat
    Filesize

    1KB

    MD5

    57bf492e97f87d3822b1f6caa2775619

    SHA1

    af11b2a412d2e352620de12c4d16f1d635de412e

    SHA256

    d49170d4fb30bfae4788ccc64e02b5f1878c5ebd01a25a32faa5748b14c8ee96

    SHA512

    60c8d9ed47fc4ddf5ad51d0c46b3fb1dc335146ed92a8656fec0f1b35c9e7c45f04c0498417cbe2fa19c094849dbe459515617bbaba9105bf590cefec92643b2

  • C:\Users\Admin\AppData\Local\Temp\7zS29EF.tmp\nNK2wtEbICldqCb.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zS29EF.tmp\nNK2wtEbICldqCb.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/304-54-0x0000000076121000-0x0000000076123000-memory.dmp
    Filesize

    8KB

  • memory/316-56-0x0000000000000000-mapping.dmp