Analysis

  • max time kernel
    22s
  • max time network
    49s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:46

General

  • Target

    c120c474b07796922cdae531df0e9e5de5f9c4ebe474c765b0c842c64d68ff87.exe

  • Size

    931KB

  • MD5

    3496616bf4e850d3aab7aa0324bde12d

  • SHA1

    463a5e9b47c818dbc84febb46e7eab2c7e78dd8d

  • SHA256

    c120c474b07796922cdae531df0e9e5de5f9c4ebe474c765b0c842c64d68ff87

  • SHA512

    48cbdfd9e78f6cc50db332b92ae35019777a993948222a24802e71a172093cb7735b10c842c67ec139740d7238bc9e004d57591cfab95d4c602f209ae393cb47

  • SSDEEP

    24576:h1OYdaOwCZ/iWCvu/2sWsJA/jlt+DHhsb:h1Os2CpYO/dJJDHhsb

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\c120c474b07796922cdae531df0e9e5de5f9c4ebe474c765b0c842c64d68ff87.exe
    "C:\Users\Admin\AppData\Local\Temp\c120c474b07796922cdae531df0e9e5de5f9c4ebe474c765b0c842c64d68ff87.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\FMtlyMEhcxmqPlq.exe
      .\FMtlyMEhcxmqPlq.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1920

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\7zS3EF5.tmp\FMtlyMEhcxmqPlq.dat
    Filesize

    1KB

    MD5

    b437d476a6ef7acc8ba43f1bbe1fc7c4

    SHA1

    8a9b2b6d846b00a2bd6de9940674fb442a2dda28

    SHA256

    c7793fb7c7d8f4314a91b238d3e39f88330a713346a66636cd4e99864a28c1d6

    SHA512

    aad91b3d12999067722e8d9f8a69a95af7028893456c183bc1ae89f7399f550654aa31ac636628e8b71b6f275d86c13b641c0c25c4138da32bf58b6a361c899a

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\FMtlyMEhcxmqPlq.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    06c9799e54d1705daf707f13ff0a5721

    SHA1

    c920cef349a46e20b984ce4d3f948fb08dbd598b

    SHA256

    d918feac83a295512f1259a90709bda98cc3c127412e84d12c65824e554bdd23

    SHA512

    e68b241a476bb1b135a5540c99371b0ca349c887fd6c241debc72942db8656db45beb63864531ee5a3afb99cc4c36a2ba29dc5e0f532cdc083d90c24f1c42abe

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    3c5d5e1b72176176137dbc69c4aa8510

    SHA1

    cbcdd674e8148a65c1b4122bbcbe0a9c556654aa

    SHA256

    7d4a151fe1deaaca7880c2ca302a267f4db4eaa327b9227b920496f7993e693c

    SHA512

    e0cb9a875436de01842b2c4d3dc0fa04d5b03a372bff3d47d04a11b4c34ca081957161b1e72b50d7be9805d08e68ce645eff5d81fbef3a5a5f9430c966745458

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\[email protected]\install.rdf
    Filesize

    595B

    MD5

    6315b48090c6bc78a4c75aae80692a76

    SHA1

    373fa3a35e8af77c516f35cd9a7ad069c71f871a

    SHA256

    b7d6d454d1bc52d08d82b02830951ae00a8008f06a91b137a4717796d4ef00d2

    SHA512

    da650e4733b1ad5cff368dc700c1ab59ba166aedede4f20ad6114355539c7425b3786016f5580a6666c81f94602938d892b1c85bd1ec91de8996f15c9a367615

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\cdihkkikgcbdeajhlnpnbfjdaaadojnd\Rujbtp.js
    Filesize

    6KB

    MD5

    abbbacb5c265b2239b23bf2c3f5944ac

    SHA1

    f31279f0432197376c9a05cd746d2b42d982e790

    SHA256

    cb1420f3039849d2a10e5b75c0b80a71cf1d5f54dd7b38c1a3db43f36ad99c74

    SHA512

    21c3fdfb467988eee64b9db237017de8fb582f056eba4f6cec8e3636f63b2ecf853a7cb267c198b57589edcdee21cfdeb9302476bba5f6df1751eee519042685

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\cdihkkikgcbdeajhlnpnbfjdaaadojnd\background.html
    Filesize

    143B

    MD5

    8dc0b518f91cbb49d488bec18e4a761a

    SHA1

    e0752ffb29afe004ec88ab6c513d6b9b07570b3d

    SHA256

    903a0eeb76fda3960fb20cff627fd8c28cc89a6a9cca37fa682d64425146cd0e

    SHA512

    c5639132a8e0f826475180c78121bfb48d587d0065a29a7b09126ad1d95fba0c1b7b23464c1ca8194dbd8e3e8d23c6be3dc11d146499bd38f73e153a3bf6126f

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\cdihkkikgcbdeajhlnpnbfjdaaadojnd\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\cdihkkikgcbdeajhlnpnbfjdaaadojnd\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\cdihkkikgcbdeajhlnpnbfjdaaadojnd\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • \Users\Admin\AppData\Local\Temp\7zS3EF5.tmp\FMtlyMEhcxmqPlq.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1920-56-0x0000000000000000-mapping.dmp
  • memory/1932-54-0x0000000076181000-0x0000000076183000-memory.dmp
    Filesize

    8KB