Analysis

  • max time kernel
    46s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:18

General

  • Target

    a4464dab5124f8e0a3cd3bd6d8ced70eba208544c0fbbde7639a29867d35da63.exe

  • Size

    920KB

  • MD5

    d3dd5cbf426a3bacb3b8ad1312e3bdb2

  • SHA1

    eff586b364eaf3824094309d5288a86516ab013f

  • SHA256

    a4464dab5124f8e0a3cd3bd6d8ced70eba208544c0fbbde7639a29867d35da63

  • SHA512

    1c81b13489d6ffd64878343312c9506227a273246016c83a7dc7231c6dfdf680a2c5c8ef88a6abffb693c6e50f9d925431b167d895934513e654873135e80965

  • SSDEEP

    24576:h1OYdaOWMtdHAqcdDVhYwiei7+EpFAh/kKV:h1OsHPHVmVhYwiLtKkKV

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\a4464dab5124f8e0a3cd3bd6d8ced70eba208544c0fbbde7639a29867d35da63.exe
    "C:\Users\Admin\AppData\Local\Temp\a4464dab5124f8e0a3cd3bd6d8ced70eba208544c0fbbde7639a29867d35da63.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1444
    • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\sX4KPWh7K9oqFde.exe
      .\sX4KPWh7K9oqFde.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1932

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\7zSFAA5.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    08fa1ac0c28475f2d5285ad870284f81

    SHA1

    00dc3c3597f299202f6bcce3816d17cf9087139a

    SHA256

    8ceea0a80885a1e470d72fc7e811e16a34c47adb724ae09183c5efc419fce46e

    SHA512

    1a04f6d9c816744256719b1bb11ee1b4eff4fc4f3a5b8c662e081b2913b3fa36ab59ba671b13e8c19a8c95d9948470f1abe7a7a5e1c4d6a502fcb56f8b6f1031

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    5c49433e9f310116c10e553b0d7b0f78

    SHA1

    bf7f27767c330cb189355a7e8829fa39deea21bd

    SHA256

    0d3bdc7d5cca0f4cddc33b4a4714b9951b2a7cd7ceed69286f4ce6eaf8fab6c6

    SHA512

    cb6f77f7ada72967e0b5b32f47dd30df5545e57411249fb84fa58c564ddb2da02b3c4583a0d00b5f8d16ee5d9969b130de4cadc300ccccb10a52cd8ac058d613

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\[email protected]\install.rdf
    Filesize

    596B

    MD5

    435fadea644b68147c8dce5d3586243c

    SHA1

    6783f8bc700461b02ef7f9d79b727f58a21b3a10

    SHA256

    993546c35e83c861477be521996cb462ea7a42b13d40cea23e1ddefbe2c6f48b

    SHA512

    9c4b5230ff38e2e41fa4f37c60301627a636881587812b863d68ac85761608ce1c3e29eaa8df5ef60a8df731c608d5c11712b56e2eb3ddb74c30416ce9348c25

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\ealljilfkpogolbgekndjeglgaglndja\Rbty.js
    Filesize

    6KB

    MD5

    37083d71ee13092a2563d92730042755

    SHA1

    5213a197040e33b375aef5c8f515c3e96ba843d0

    SHA256

    5d9bfb5b3b90181028fab75c651ab843d2ea3fc036c009b46ca655582522f79b

    SHA512

    9912c3bfef5188ee514f20672d2d743c1a7c2d9bbd20ca5db9c4a15ad9a22fe6d4a89a7005f1d5a80654a77255bfadb686ac5de8ee8a82a409bfc54fc634ecba

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\ealljilfkpogolbgekndjeglgaglndja\background.html
    Filesize

    141B

    MD5

    b60a8d9567cdccbbd627458bd3c08fbd

    SHA1

    18257765b9a85a720e1ab9b6abaf84024902afe6

    SHA256

    59aa58fd94cbb6443778981ae4cda347dfaa4b1a88c3e388de802165fb0f2ce8

    SHA512

    395b2a1387cd43b8d4fad3bcf51a07d7d5bc176427a28b259e5fbfc3a14a834572857f0bc827387f3e31a65dd732d61c66d19e28527af95c2c4bc243fc6ad5d1

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\ealljilfkpogolbgekndjeglgaglndja\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\ealljilfkpogolbgekndjeglgaglndja\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\ealljilfkpogolbgekndjeglgaglndja\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\sX4KPWh7K9oqFde.dat
    Filesize

    1KB

    MD5

    9b77dc0d68dc63335c944611744e3efd

    SHA1

    ae76ad146d5201fa4d1a50d3fd38f385bead277d

    SHA256

    85c5ebcf280d95ddc66238ea1428c9936b6a154b00c7ceaae7814622e2436322

    SHA512

    3b7c7a191f76bde58a3dd1a0a19e2698099c0d8ca5503decb7c5c250e3beaf0945243b2d3d80395ca1c2254f350597a289a5cfb05b312c931208ee03d36853b2

  • C:\Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\sX4KPWh7K9oqFde.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • \Users\Admin\AppData\Local\Temp\7zSFAA5.tmp\sX4KPWh7K9oqFde.exe
    Filesize

    760KB

    MD5

    dcd148f6f3af3e3b0935c4fcc9f41811

    SHA1

    ee9bdbc7c568c7832d90b85921ab20030b6734cd

    SHA256

    f8689641199c6fc430121797965485d95abfbc430753e0e668817ab3b511a1e4

    SHA512

    34be8e60dc2decf8287a71516f359e80bb858ce52218dde1b01c821c9b95be38821f068b79b0da8dbe90865560e7ddab77b25e3971dda9be667fb3ae8f174886

  • memory/1444-54-0x0000000075D71000-0x0000000075D73000-memory.dmp
    Filesize

    8KB

  • memory/1932-56-0x0000000000000000-mapping.dmp