Analysis

  • max time kernel
    42s
  • max time network
    79s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 21:15

General

  • Target

    a52ecaf4e5b02e77a926e46aa04eb513b53cd21043207785ab101ff659a6b355.exe

  • Size

    932KB

  • MD5

    cbee45e48171eadb81b11d47e91e8e6b

  • SHA1

    c52c75b6c777f76f893007afe04f50cb29e29212

  • SHA256

    a52ecaf4e5b02e77a926e46aa04eb513b53cd21043207785ab101ff659a6b355

  • SHA512

    c04ef69d285f649f619bf60a107419740fe0d34a6b935cac2f1d3a90a6254118aa9641096e5f7ed6a21f1a24fd88487c5b22c076f276d56783f4793292cdbf53

  • SSDEEP

    24576:h1OYdaOyCZ/iWCvu/2sWsJA/jlt+DHhs8:h1Os4CpYO/dJJDHhs8

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 4 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a52ecaf4e5b02e77a926e46aa04eb513b53cd21043207785ab101ff659a6b355.exe
    "C:\Users\Admin\AppData\Local\Temp\a52ecaf4e5b02e77a926e46aa04eb513b53cd21043207785ab101ff659a6b355.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:364
    • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\cWqbGaPF2o7gHUg.exe
      .\cWqbGaPF2o7gHUg.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      PID:1476

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\7zS938A.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    8374d3e55a3ab2cfc8a2f6da6a885fe7

    SHA1

    e3d35e51aa00b315e6e490ab995e6b33a852d3be

    SHA256

    48af3db2d0ec0dfe96fe8136c9141d7d5941262efe4b555718dd6aba7144d51b

    SHA512

    f4b9a1493f2b6e13581f7a00222e9a66277494bd3f1533ff4ab5636826d3d08e9ecd205242a8ac779c71e6799646668f840f20c147a5eebdcf9cf66cc1fd25ad

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\[email protected]\content\bg.js
    Filesize

    9KB

    MD5

    0b063335169fef4bf735006c68306c36

    SHA1

    edb51328d0c3fb5854a701b26089292c79e9dd91

    SHA256

    f120d5a42a7c48bee85776be33418d6947b9238484973b7bcd5c6f9df9d22fc9

    SHA512

    dbba80e77fadacc7e42faaedad364bf9321166d67a9d6aa5ae5fccf4768db26863e7b38b8679736cb80bd5f911b28683a0c464114939d77a4fba89b54c722cf4

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\[email protected]\install.rdf
    Filesize

    596B

    MD5

    7a64c7185e57cbdac1c45f00494b2edb

    SHA1

    0b4a05e108aa737eaac4e94bf64fb28c0cdaf93a

    SHA256

    0a9a49419da526ccfbba97d96b785ecdcc46932004b7099c7fba557067c55373

    SHA512

    b71e1714d87eac7b46b0f1905d9ac7283c6fe56185dcc5a2b6501dd13af3af5a35a577011c2218160eb2476486e827ea62a2c265e1a861941adbe2c65c55d211

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\cWqbGaPF2o7gHUg.dat
    Filesize

    1KB

    MD5

    7e248cccc1e5caa8805f74e5e036cc55

    SHA1

    ece7e6d4b6eb839873e5c14736a475b978de6a59

    SHA256

    c02c8e022023945607d58f978e6f7aa445cc18220ccd33a3e8a780ca0e2a0b62

    SHA512

    7a94f0bbfa7570d1691b2d8870e45f6919b6235362c99f0c42b1c4edf95d7f0e316de9cd13d58e427ac98433dc23ddc20b4ac50ffbb3e42107a5d710044f0770

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\cWqbGaPF2o7gHUg.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\opdleghdcckbmdcekiiefpnnakaepkno\background.html
    Filesize

    147B

    MD5

    71f9613b1832883e3526a378542a49f1

    SHA1

    8bc380f336cbaf4ee17454fc99565151fee2165c

    SHA256

    1b82e056f143d593d082d6285041f6e6acaba40c119b76df7ba3b9d552b992ee

    SHA512

    8ccb690038c49857ce14dd59d82c122c1651e58e0dea98e1158fd12fedad13bf81972c4fe863a67b2230d7669f9230bb9ffc8c5f23c9c8a36c951130e31119bc

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\opdleghdcckbmdcekiiefpnnakaepkno\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\opdleghdcckbmdcekiiefpnnakaepkno\fNHepBX4t4.js
    Filesize

    6KB

    MD5

    7c3b275293cf3e134a2553eee89c225f

    SHA1

    cc74f02194a67c17283673287cd6381913fd273c

    SHA256

    848d899ac235103f724381f8b3e25fde85c3312b5dbe15c64b056269d27da049

    SHA512

    a536d608b1ef6e07a6e783befed09c7c7a81369b400065ef2dc2d672981e7f401360e1eb05108e01afb731ef79b9fe81fe73d6a9b07df688f5b620ab793981be

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\opdleghdcckbmdcekiiefpnnakaepkno\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS938A.tmp\opdleghdcckbmdcekiiefpnnakaepkno\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS938A.tmp\cWqbGaPF2o7gHUg.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/364-54-0x00000000757E1000-0x00000000757E3000-memory.dmp
    Filesize

    8KB

  • memory/1476-56-0x0000000000000000-mapping.dmp