Analysis

  • max time kernel
    39s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    24-11-2022 17:51

General

  • Target

    e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471.exe

  • Size

    4.2MB

  • MD5

    884b5415ce92cc79f1e1a7a7d4927e56

  • SHA1

    4ad61004c594cba0a83908b8b8d1413b5a7985f7

  • SHA256

    e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471

  • SHA512

    0500fa340b778c618ad020689c69ac0e1e31dfe22e613462fdde793ab21c8d3abceab9b20d82ca7052b782c56a7191554185d5b48c84bcc9417a935c327a8bd1

  • SSDEEP

    98304:41BdYNkfC0ESHaxxfyjIILYJ372F+DlP5Hiyc+sh5Xn6uR3hf:4Va0gxxfyICyc+sh5Xn6uR3h

Malware Config

Signatures

  • Registers COM server for autorun 1 TTPs 4 IoCs
  • Loads dropped DLL 3 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
  • Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

    BHOs are DLL modules which act as plugins for Internet Explorer.

  • Drops file in System32 directory 4 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Modifies Internet Explorer settings 1 TTPs 8 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471.exe
    "C:\Users\Admin\AppData\Local\Temp\e3ded1106245b6fba78505755c0e4d5ff6a5ab6937fbb8bfa9c3dec93db5c471.exe"
    1⤵
    • Loads dropped DLL
    • Drops Chrome extension
    • Installs/modifies Browser Helper Object
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:936
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2000
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:880

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Browser Extensions

1
T1176

Defense Evasion

Modify Registry

3
T1112

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:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.dat
    Filesize

    3KB

    MD5

    5dc0647e65407f4b63e4a794b30cf245

    SHA1

    2ab0332bbc8db7b391df8587c95d7fb8af7f6568

    SHA256

    483a2a0d2795c03edc4e551f1f3beb1fa0408f0d2d6a16ae5f796b9818d18412

    SHA512

    2edadefc09eac42786f1e63c9c12490978220e50bdeb228a9820d7dbe499fe1f3a69b11f1264cc23cf37084f8abaea04f69ef89cc46dbb6b42cab0146bc7e6bf

  • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.tlb
    Filesize

    3KB

    MD5

    0d2aeb4f00b6579ca162c9a79f104dba

    SHA1

    fbc3019106417014ba01e5703e2729496feb6c39

    SHA256

    4cbe20901caaa5ec47de0c8e5d5333d219bbc51dadf3ad02083b21a2350fd283

    SHA512

    083c3b7ec8a01d78880349c2de635e70bc45db1523c6e9962f4d687bd15705b28a4001afd48e7be60e34ab7c2a8bf62ff1b91404c38202cfb51fd7df449e124e

  • C:\Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll
    Filesize

    874KB

    MD5

    1dc66c50cea34da91b5e917e0157ff0d

    SHA1

    c7ddb2f9d46f1836d7368434db0131619f5e7c08

    SHA256

    19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

    SHA512

    48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

  • \Program Files (x86)\PriceLess\tNLNI930Qx8m24.dll
    Filesize

    744KB

    MD5

    211ab5ec38ee0ed680e1b90b37916d5b

    SHA1

    5a8f6d8b08d6ebffd28608766fe73660fe00a781

    SHA256

    c5de64a026df3c1275ea3e50b3565b8cfc4d17b09eb958a23bcc29557589b409

    SHA512

    451ee835b2caed20a57529059a9e434b8e9139c45a579cc3d6693c1af5b516d3580abcd94370e916ff9a11e5cb859cee4a1dbbab943909d2a77fbc68a200a125

  • \Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll
    Filesize

    874KB

    MD5

    1dc66c50cea34da91b5e917e0157ff0d

    SHA1

    c7ddb2f9d46f1836d7368434db0131619f5e7c08

    SHA256

    19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

    SHA512

    48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

  • \Program Files (x86)\PriceLess\tNLNI930Qx8m24.x64.dll
    Filesize

    874KB

    MD5

    1dc66c50cea34da91b5e917e0157ff0d

    SHA1

    c7ddb2f9d46f1836d7368434db0131619f5e7c08

    SHA256

    19627221bde386227801b307cb903837ce957f1aa6194ec8bfc7b180434f41d0

    SHA512

    48e4c5a2603ba68aaa87d03fc1fbd5c9c672c3e3b9c50178a8f00e6296ae8d14ee6bf043c6bdca49f728f1ebda156007902af628af0a41760de22c8204453fef

  • memory/880-68-0x0000000000000000-mapping.dmp
  • memory/880-69-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmp
    Filesize

    8KB

  • memory/936-54-0x0000000075981000-0x0000000075983000-memory.dmp
    Filesize

    8KB

  • memory/936-55-0x0000000000970000-0x0000000000A3B000-memory.dmp
    Filesize

    812KB

  • memory/2000-64-0x0000000000000000-mapping.dmp