Analysis

  • max time kernel
    24s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 19:37

General

  • Target

    c3fd83aea313514c00b5e7d05fca4f5a9b42dd574d84c6ab46f9140893f34b75.exe

  • Size

    931KB

  • MD5

    22f3d8b35c23c255b3fc8349fb2239ee

  • SHA1

    4a943502b2023ca272c72de9c05210986df677dd

  • SHA256

    c3fd83aea313514c00b5e7d05fca4f5a9b42dd574d84c6ab46f9140893f34b75

  • SHA512

    2f11cad5b4b507f97c8dbe0a74366336409a9fed88f15b28cfc9cbf211de0aa0acb944479ae14a1b99ec40ee48e1516c50e8bfbfa512af7bc0ef568aa39ef37c

  • SSDEEP

    24576:h1OYdaOBCZ/iWCvu/2sWsJA/jlt+DHhsQ:h1Os3CpYO/dJJDHhsQ

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\c3fd83aea313514c00b5e7d05fca4f5a9b42dd574d84c6ab46f9140893f34b75.exe
    "C:\Users\Admin\AppData\Local\Temp\c3fd83aea313514c00b5e7d05fca4f5a9b42dd574d84c6ab46f9140893f34b75.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1340
    • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\0rF2ACix4NjKKwZ.exe
      .\0rF2ACix4NjKKwZ.exe
      2⤵
      • Executes dropped EXE
      • Drops Chrome extension
      • Drops file in System32 directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1772

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\7zS24D0.tmp\0rF2ACix4NjKKwZ.dat
    Filesize

    1KB

    MD5

    bac932bd3e307cac44fb081fb1f3f90c

    SHA1

    3de4e6dd9b13ee5b59293d0a93a5c62aeea51ca4

    SHA256

    cd5e04a714fc7b96bdd85fd4aa2217091db16da9da53f216e0d7d883d05cde27

    SHA512

    0f2f1a7894dd3df58fa0039b482e4e9a35c372e2d1f7f2a0886cf8df1429c169f7a296db0891c68645eaccc89c153193f565d8afdbe8e33b53653635adef322e

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\0rF2ACix4NjKKwZ.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\jnfamoiipomnlmckfhecamgkcmfcbgbd\Yj1HRvj.js
    Filesize

    6KB

    MD5

    32ead4d43c95e4377b76a7393241c9b1

    SHA1

    130f64b14307e84cdce292ab43444189d305b3b4

    SHA256

    306a5046efea43d9ef2245600580efcc8fc4cc543cc02f13328cdb581959b4a4

    SHA512

    a70d87c1d676d36cfa81043193e0c5e3e1a455d5062de0c3e424578ea32bcd779f1c517efd2fdf939ffe771111135fed4cb92774784d2f35bf99cec1a09eddc0

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\jnfamoiipomnlmckfhecamgkcmfcbgbd\background.html
    Filesize

    144B

    MD5

    970207ca4bf3e7e378493a40e1e7ecc0

    SHA1

    0fd0f34f5d1124d072da6f31f0df2a2e1fa93eec

    SHA256

    f8a0667ea11f2f7d25b7d3f82e86c00755d7ed01c959cfd2bc8103e5ec8e9d62

    SHA512

    7184160cc9e8da8620206682755734b550e9f118028d2b05cbbced3e3a5e90e7d375b64177732deb87af88bf579d720f09330b7d8a184057858bc2a580cce7c0

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\jnfamoiipomnlmckfhecamgkcmfcbgbd\content.js
    Filesize

    144B

    MD5

    fca19198fd8af21016a8b1dec7980002

    SHA1

    fd01a47d14004e17a625efe66cc46a06c786cf40

    SHA256

    332b00395bc23d4cb0bf6506b0fbb7e17d690ed41f91cf9b5d1c481cb1d3e82a

    SHA512

    60f4286b3818f996fab50c09b191fbc82ed1c73b2b98d00b088b5afbbc0368c01819bd3868bd3c6bcb2cd083b719e29c28209317c7411213a25f923cfc1f0e47

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\jnfamoiipomnlmckfhecamgkcmfcbgbd\lsdb.js
    Filesize

    531B

    MD5

    36d98318ab2b3b2585a30984db328afb

    SHA1

    f30b85fbe08e1d569ad49dfeafaf7cb2da6585a5

    SHA256

    ea2caf61817c6f7781ee049217e51c1083c8fc4f1e08e07792052dfdfa529ae7

    SHA512

    6f61ccda2eba18369409850b2c91c9817fc741755e29a1579646e3816e0deab80e34a5adb9ff865c773793d32ac338163a224dbf363b46420d6ea42a7bbb2b3a

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\jnfamoiipomnlmckfhecamgkcmfcbgbd\manifest.json
    Filesize

    498B

    MD5

    640199ea4621e34510de919f6a54436f

    SHA1

    dc65dbfad02bd2688030bd56ca1cab85917a9937

    SHA256

    e4aa7c089e32d14ddf584e9de6d007ec16581cd30c248ff7284bc0eb7757d4af

    SHA512

    d64bc524d6df7c4c21a5ddfb0e6636317482ef4dc28006bd0a38d5e26c2db75626f216143026bf8acf3baa11d86c278e902c78afad4f806ca36f9e54bc75ff0a

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\[email protected]\bootstrap.js
    Filesize

    2KB

    MD5

    df13f711e20e9c80171846d4f2f7ae06

    SHA1

    56d29cda58427efe0e21d3880d39eb1b0ef60bee

    SHA256

    6c325461fba531a94cf8cbdcfc52755494973df0629ce0ee3fef734ab0838fc4

    SHA512

    6c51cee3bf13f164c4a5c9884cc6053cbf9db9701d34c07dc5761d2c047d3d1f7a361b32996a430107e9a4ce68a29149d747a84c76778a1e8780719a3d30470e

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\[email protected]\chrome.manifest
    Filesize

    35B

    MD5

    8f147f33c5a313b1be9c2e8da7a47d76

    SHA1

    b6798b6daf7359ae3c6613ca47d038f538ad00aa

    SHA256

    750483c7fbafc7e0bebfc55e957a0a66874f6746e36e49783f012fbdee86610e

    SHA512

    fc83be22acca8200bb8f669a66d8400d15d0bd2a7f928037195f91035e8fa35ea7e7f8fe1e09ba359d706629cdfc0c7b34962e2c2327b4c7688544062355c2fe

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\[email protected]\content\bg.js
    Filesize

    8KB

    MD5

    a3bacad12b5453679078b409ba697289

    SHA1

    566f9f2b709651c5d8515d785f7a551276993c88

    SHA256

    24cc1ce55d8f36cd4a0dca1d0b491d3a448c688bf87f4d221390a51f212e9652

    SHA512

    7ed2122adac2b85e84cfe1a31c01ec6831a3b46ba0fcbed5206545584d5164e7d1b7672ca1d82e83417924bea68003e702545601288575bdcd182c34da1c2a74

  • C:\Users\Admin\AppData\Local\Temp\7zS24D0.tmp\[email protected]\install.rdf
    Filesize

    592B

    MD5

    179cc51ac49f029e76945f09e4d14d11

    SHA1

    ba4c4be6d86e8c3448429fe7e76986e1921a43c1

    SHA256

    185086d9ea0d3c78b4a09f3d731a1750382ecbc2c89c14155a54f8dd3bdcf8d3

    SHA512

    a6e1e031c6183e4cf6caf3dbaaa909ae007ab0dc49e5893346d7139b8dcc7ed697b93473dbfc3c025a1e0a537a87f37923393024f005470068d6c08862e83df8

  • \Users\Admin\AppData\Local\Temp\7zS24D0.tmp\0rF2ACix4NjKKwZ.exe
    Filesize

    772KB

    MD5

    5ed7019dcd0008dbcd8e54017b8c7dd9

    SHA1

    7e4457da2ff06c2170bad636c9eb7c1bb436fd06

    SHA256

    7f069fe03db518eee8162ba5f65f98f2afd28137dfde9450d26cd47f6cea8eb7

    SHA512

    10cef6104aeca8f7a135d4ffffb907b127f055477af4d98228c7385f0da15677357dfed13fc442ee173f85245224fc4b0ae100b832514c80802c5e5a054b70db

  • memory/1340-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp
    Filesize

    8KB

  • memory/1772-56-0x0000000000000000-mapping.dmp