Analysis

  • max time kernel
    5s
  • max time network
    31s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:41

General

  • Target

    c2942f2b16f2cad7b342c8854e8855df55c97f806fcc18051a7eb9fecfc66c4e.exe

  • Size

    931KB

  • MD5

    f26a9cd8186c141936623c9d9f4d3f8d

  • SHA1

    0503aac807a282fdafddf13b073b8a6a63d16727

  • SHA256

    c2942f2b16f2cad7b342c8854e8855df55c97f806fcc18051a7eb9fecfc66c4e

  • SHA512

    f2d3f460f0288ca9307490eb1b7c5d4d811615e9964de41ff74a1267fd14be4b04d1574470ef9ee5dfc3b1ae28957ff7545ec73dc1cbbf64d6531830681d1f89

  • SSDEEP

    24576:h1OYdaOSCZ/iWCvu/2sWsJA/jlt+DHhsk:h1Os8CpYO/dJJDHhsk

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\c2942f2b16f2cad7b342c8854e8855df55c97f806fcc18051a7eb9fecfc66c4e.exe
    "C:\Users\Admin\AppData\Local\Temp\c2942f2b16f2cad7b342c8854e8855df55c97f806fcc18051a7eb9fecfc66c4e.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1216
    • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\XfUBkKclgLtQrw3.exe
      .\XfUBkKclgLtQrw3.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1380

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\7zS70ED.tmp\4pnDU9oK@gu.org\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\4pnDU9oK@gu.org\chrome.manifest
    Filesize

    35B

    MD5

    0491d10fa6a857765d2718a949bb60d0

    SHA1

    0bddb3d1d876b33ac72d2fa19d0d7fcff5d49fe0

    SHA256

    00f5227911c1f30687d84ffb98beb34f587b29731d50fee25974e64d09822599

    SHA512

    e31d13c51657149278ee9493ea65c4e029039423ea46456b8e4c5816e83d7c22a15064391c83cf81662befdba9e1c94220cb4ccf8e18f7d0d78e97c8fe943c25

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\4pnDU9oK@gu.org\content\bg.js
    Filesize

    8KB

    MD5

    26c7a4eb48aeb82c686ef986b7250373

    SHA1

    127e4db0d0fa8fdf9224ec7cfc34c0ff91015887

    SHA256

    643da58136ccaf1d14b8b3b1ca50a37cdf88926a4f8517aa053b2d7ac00fc89e

    SHA512

    289af13acc44f1f4d5b3af47af237ebe3438532a34d959757e879e55b58adda0dfcc623a3a88411202f12de8591e810cfe0b6716b8aaaf35c5ad49d42ca8a2c3

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\4pnDU9oK@gu.org\install.rdf
    Filesize

    597B

    MD5

    afade87f0882096278c7f328a08974ba

    SHA1

    e0b4f612f8491aaace4bf5ef9cd02ae6aeb7c5db

    SHA256

    4b5f9e66fc380d3e5153094a64426c6c2ad08ee8ee5c23cd5cf5e58e8fc9d942

    SHA512

    b96571469d4e14e6ac082d3d91584883d0b73efde4d36b2aac1fdbd334df4ac7d9a5df160f1c42772db62f25f0e87b85564aad560e2582932840121ababcf3f9

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\XfUBkKclgLtQrw3.dat
    Filesize

    1KB

    MD5

    4741c23b22ddc6447dae09a82740bffe

    SHA1

    696f8083527b04c2b8b23c4ae9270028ebb29c94

    SHA256

    f0ba34f655b2db29ead90a3427fe2d81172f489e7b0255ef98969bbebcead233

    SHA512

    fc9fe9cfb567a371e61c98ba406bc64482a342617f2d18a07f49fc255fa037c6544169629920be616a7b5004f9bbe48bd9d03d4a706086f3d6533682d31891d7

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\XfUBkKclgLtQrw3.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\chginmnnloaclhhjageacfbjcdlfbalh\background.html
    Filesize

    142B

    MD5

    01f7dc1a83045da78727fa6a1eafd87a

    SHA1

    d9ac09d3794972e68ccd8cd7cdf15cbdb00f40ac

    SHA256

    418a8318c92e12a5b8a752f94c505eeece4b8f2b212188546fc64ceac5ccf889

    SHA512

    2554aabb2bd965db9113f0485a445875489a8e71cd263c6ebb3ca405368b1219272eea2ec7d0c220a314b60aa6a0c04d1e90358c821561a94b215e35837a8fa3

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\chginmnnloaclhhjageacfbjcdlfbalh\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\chginmnnloaclhhjageacfbjcdlfbalh\kuKUg.js
    Filesize

    6KB

    MD5

    ff3079e73ef3ddaaae89ed0e8b443f74

    SHA1

    ae1d8cec87a31c5c0b9b9ab7b7320de1a3c7dab7

    SHA256

    ab0e25fa1bfdcfe6bd1671aba8356027388b18cd8500c975008c5e21b0d993bf

    SHA512

    2ae7b5a27350e7b1a2fe752bd06c31192ae632fbef15c27c032bff61ecc3738773daca01d8436345dbc8d59751c3d98f6421f6b34bc6da8ee49b43347d5dfa26

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\chginmnnloaclhhjageacfbjcdlfbalh\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS70ED.tmp\chginmnnloaclhhjageacfbjcdlfbalh\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS70ED.tmp\XfUBkKclgLtQrw3.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1216-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp
    Filesize

    8KB

  • memory/1380-56-0x0000000000000000-mapping.dmp