Analysis

  • max time kernel
    38s
  • max time network
    44s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 01:51

General

  • Target

    4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe

  • Size

    932KB

  • MD5

    aabc6b795c97f1a2668e058d9eee4621

  • SHA1

    883c1aa23c4dd5c45309b382955ec0d8de54f0bd

  • SHA256

    4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790

  • SHA512

    ef68d410224b862fecd03f778af2a766975eee9eae2ae39d64e3c2234d9b1363917bc7786b9e9e5e8188b813469f90463eb8646486bc10d90bf4619121b699a6

  • SSDEEP

    24576:h1OYdaOiCZ/iWCvu/2sWsJA/jlt+DHhs+:h1OswCpYO/dJJDHhs+

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\4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe
    "C:\Users\Admin\AppData\Local\Temp\4bcb6d84583fffef394b98306aeb409ccc830916c0715625e007e8c5324f1790.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.exe
      .\ty6WNcs53PWrfSN.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1984

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\7zS9D69.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    106e238ab4a26ef2ad78e98285cdca07

    SHA1

    af044b4d28814e9e9ec8f67f743e8104170508b3

    SHA256

    c0c6d35650eeb0e7d5124e11008a33f9ab13586fb74296a3de6cc3e53e80b6ea

    SHA512

    b41d83fa5223c06d00f895628a8e543b45a537add8c33cc02be3c4363cd7c0e3cb6f1b5a820cab13de35e60dd4bea88a72c6f6a5b4aafda289796c64d0babb71

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\content\bg.js
    Filesize

    9KB

    MD5

    8bd54dc4b9eb78f7e57cfe87e2b1516a

    SHA1

    ebb9e164beea16730523eedeb8c1e152eabd0070

    SHA256

    6025eb68852bcf1457b1fb9ea05d14c69fb003e626408a59889513d7f3ae2281

    SHA512

    b70ebf13b07f591c6c6a713b50ce8e948c1ccca2ef17be5ae4d6fd562bb1b83867ca31df48a7f9f1e9bcf35844fc61db6b9ae86bbcac496edf623fc2dea6ace4

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\[email protected]\install.rdf
    Filesize

    594B

    MD5

    9212ded4b56d1f74a5acea212bfd150e

    SHA1

    8fecd38580149d8d2b96a1443fc60a346690c7b3

    SHA256

    89ec9b310060cdfd3939bc6cec1a45663a84622196f32e596346378066b29f1c

    SHA512

    5bbf9dec720eb537d84bd46a2d3cb92795775bf9104fee904e26fc909ac41cef77b5b9f4cc8e84c214c637d280e10a8d0cab0bc0bfc18f6235eadc28c61244c7

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\background.html
    Filesize

    139B

    MD5

    b82b5bd4341b5257441a95b4aa3515ce

    SHA1

    210e8541cc08df39c6accbddcdae79a129ee9180

    SHA256

    e70260b9c7180f29cdfa1d4cdf9c9a8c87ce9bc02b0b7acacf03d3b2cbb7a16f

    SHA512

    2e1a636cdd3c8b030646e2f11026033fe71b29cf02deddf5c6df4dc9f9ae7c2f0da4174442a1e535c14e13d8e633f2c3dab7b58d03dc0cabac3d6cb8b15912db

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\dX.js
    Filesize

    6KB

    MD5

    871e683bc3a20736775744da1d3f834d

    SHA1

    629a33a0322827ef5854f9316d52aa0122565127

    SHA256

    2d8c5162f47e2cebe8f2c95278ef66657fa9f2fc2810e627d1539f38485fad4b

    SHA512

    4c3ec5b33eb03612456ce4c87f611b526bdda378e2bf7df08d0c5404a2820612918911899040ccbafa34e03a7745b29ef5b5a13d8ff38b6aeb69905312d4e3b9

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\jflbecdjlickbjmdlgjmciggmaeddoge\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.dat
    Filesize

    1KB

    MD5

    31a19eebaf1ce53444d2786574e2b479

    SHA1

    5a63ea970ea0dfc474f5d41825aa3389162de6c7

    SHA256

    06cbd3b386c54c833fc8e541ab6ebe0f8c2e6703220f789c6045d88ef6f563f2

    SHA512

    542877b9c28a9892178585bbe7e26521fc0946cc14061ec7643efdb8f66c14f78fb6e8d914e2a1919559795a72900d93e81978d43bc8ad40bd35f5bfe0fd6dff

  • C:\Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • \Users\Admin\AppData\Local\Temp\7zS9D69.tmp\ty6WNcs53PWrfSN.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1212-54-0x00000000767B1000-0x00000000767B3000-memory.dmp
    Filesize

    8KB

  • memory/1984-56-0x0000000000000000-mapping.dmp