Analysis

  • max time kernel
    43s
  • max time network
    46s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:39

General

  • Target

    c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe

  • Size

    931KB

  • MD5

    87b551d9bcda315b13a6c0190544bd2b

  • SHA1

    babdae1ad4dfb63e1e8b40a3e744a3b77f43bba5

  • SHA256

    c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e

  • SHA512

    22819fa9ccdd2fe06a8f14075c6f0bdd0db24d79b4c1ed93990f332a4a4a5eaec723928d6c6e3177c4f9f557658bd4cd03cf4a8c9d8019053189733030615bf0

  • SSDEEP

    24576:h1OYdaOVCZ/iWCvu/2sWsJA/jlt+DHhso:h1OszCpYO/dJJDHhso

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\c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe
    "C:\Users\Admin\AppData\Local\Temp\c35b67a8c60c72d034e57a37e61716f192d1c1d5c82ad6bd0d29c8d72f9e493e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1788
    • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.exe
      .\olbfe4sloIEBiLV.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1496

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\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\JndUj.js
    Filesize

    6KB

    MD5

    5454f4c81b0f2dcf4328e5a755b2d7b6

    SHA1

    cd1c2080d4814df007c9f0be62cd5f24d95bf001

    SHA256

    dc557cf7f940972c966c756bf4b864aa2eaa3d5c8ed7524882ba6a6cc4f955ac

    SHA512

    756ce1f257da0211afb5870fc6817f31cf3fb2ae21a7c04b014edb7110014cde0091ee952f0d6a90e6e6e0381a380a0f7e9db4f0d9b18790e0e2688e8305d22a

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\background.html
    Filesize

    142B

    MD5

    aa3e5a4860e25e704dad5cb0f00e9a20

    SHA1

    797136230505606cf1401d08977178722bef5ee1

    SHA256

    ff40424a6cd5baecca1b12655eac61fa06e7df78d17fae21ef199c47052b3e5f

    SHA512

    7e5435948ec82dae7c93124f0e6fa59998e3e08836727401c61392e6fa33342d9dd1d323b22d705dcec4dc262130710b87cc57f11bb6242233a17ee54a274b18

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\ddionfkfcmdcebbknmfaneefmhnkldij\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.dat
    Filesize

    1KB

    MD5

    0f858917e0ca2f068f88b1bcf57ab00f

    SHA1

    b45977dbbd36260b76e47873281bec2c621cac2d

    SHA256

    1a93d1afcee985353470adb72716db521037e4f95b57323d66cb79b8cdaf5941

    SHA512

    fd2739da20f199f0600ae03a2a2d1ea9486e7204f717d9a469a039fbb5f17d715d3a3ce48578731beb03f2eee51394374ce8d53be5c9e3a937739ee0907d5f0f

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    ab9163bf81a510629b5661b724597599

    SHA1

    9e3a29c5c2c59e4c5f2b8bcbcce2fb73c9a22692

    SHA256

    1ff0619acf2e9cb0fd762e3c741636a1734541345ad033213e0d7c53f3d1b19f

    SHA512

    4fa96675e4b7bbec2016ae3b45672828633757a0ed98dd8577e6a3d4003acfbf9606b260d1813f4ce49b6d5fad875b7e9864d74586f9504df6968f34ab9361f2

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    bc720b22453bca1b1b8bae2915b2845c

    SHA1

    c0c9089c4b7e1f9e80d656f226fb05fbfbdcb7d1

    SHA256

    aeaea727d0d98cba3885c54d4334ad915d5574d1f5d876153599fed14b7513f5

    SHA512

    9006532ac575b345c6db5d2780b01f1dbbdb0bb6c6d42a73581aaadb9c644be34ef67fdce1c146df83dd1eab235b394bf8e85bb39dbf0f522d98ea0852db390a

  • C:\Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\[email protected]\install.rdf
    Filesize

    598B

    MD5

    08bfe6e1bf869daea4caa7acbca475c0

    SHA1

    6c1243d199c9ef3f6b54a03b14118cdd5b821511

    SHA256

    219bce4ec2ee686403491412fb634c6ae1a3e703e7979e6d29c3d258b6af830f

    SHA512

    3b90bbec77d39624e348dd2375dc8b3f0707b1e65b6dee9ff6efc937d54f42748f762c5f041e238008685af54b07675177369d04daac82d30fa4831088140b9d

  • \Users\Admin\AppData\Local\Temp\7zSE2D1.tmp\olbfe4sloIEBiLV.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1496-56-0x0000000000000000-mapping.dmp
  • memory/1788-54-0x00000000761F1000-0x00000000761F3000-memory.dmp
    Filesize

    8KB