Analysis

  • max time kernel
    62s
  • max time network
    76s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    25-11-2022 03:42

General

  • Target

    2679984af0cfaff24edaaaa99a47b9e593e66c7de35fe65bff72b7b640a42595.exe

  • Size

    4.4MB

  • MD5

    0435516cf3f5c3a043d9430283103581

  • SHA1

    3694e018cf2f8040192951208635067b4d53a7ff

  • SHA256

    2679984af0cfaff24edaaaa99a47b9e593e66c7de35fe65bff72b7b640a42595

  • SHA512

    4261a20c4c0e1f61ed5555735c76a692f96d2c78d420958fab324767665e26f5ec6e0b2c5c7a9d5891711ac7312e7a27323114ee901c25e03b321cd375bd419a

  • SSDEEP

    49152:sNaKKDRjrBGxFEnDxup4aMXOjKzuFYdkf4PXGIjQ4jSlM/Zf0weeDNxk4:yQRjkTEvOjK9kf4P2iQ4j8MNtLNxk

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 4 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • System policy modification 1 TTPs 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2679984af0cfaff24edaaaa99a47b9e593e66c7de35fe65bff72b7b640a42595.exe
    "C:\Users\Admin\AppData\Local\Temp\2679984af0cfaff24edaaaa99a47b9e593e66c7de35fe65bff72b7b640a42595.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 WriteProcessMemory
    • System policy modification
    PID:2036
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32.exe /s "C:\Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.x64.dll"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1876
      • C:\Windows\system32\regsvr32.exe
        /s "C:\Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.x64.dll"
        3⤵
        • Registers COM server for autorun
        • Loads dropped DLL
        • Installs/modifies Browser Helper Object
        • Modifies Internet Explorer settings
        • Modifies registry class
        PID:1944

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)\PriceChop\uFU7NQPS0QyO7F.dat
    Filesize

    4KB

    MD5

    abda7fba179aa03db99007814a1b1c30

    SHA1

    370e318375ac01658fd0659efb19f4fb92c03611

    SHA256

    9c7f0e409f848b31e7607a33dd12b142e89c854b6928a581200eed0fd0edc85e

    SHA512

    505f5dad94796eec83b7f39b1e8cb11f3bd1f73b64465d4fd283baaa1ce66eace403c531d9cbd6a4461c49761c5c9f89a77685454a9c7f8b813fa112498f3719

  • C:\Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.tlb
    Filesize

    3KB

    MD5

    e3ab22d8beac0180520ab5289a64419b

    SHA1

    1456ba2c78b293e5a80185fefdf05f5dbe424937

    SHA256

    0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

    SHA512

    c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

  • C:\Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • \Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.dll
    Filesize

    738KB

    MD5

    49961c7c9a7aef57f49adf50d1c810f6

    SHA1

    fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

    SHA256

    c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

    SHA512

    8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

  • \Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • \Program Files (x86)\PriceChop\uFU7NQPS0QyO7F.x64.dll
    Filesize

    872KB

    MD5

    337b97dbbcc7ad4d75fb5a90652e6de3

    SHA1

    50e50243af1819e62a7512d85e6dd67b8e1ed103

    SHA256

    b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

    SHA512

    dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

  • memory/1876-61-0x0000000000000000-mapping.dmp
  • memory/1944-65-0x0000000000000000-mapping.dmp
  • memory/1944-66-0x000007FEFB5B1000-0x000007FEFB5B3000-memory.dmp
    Filesize

    8KB

  • memory/2036-54-0x0000000075A91000-0x0000000075A93000-memory.dmp
    Filesize

    8KB

  • memory/2036-55-0x0000000002AC0000-0x0000000002B89000-memory.dmp
    Filesize

    804KB