Analysis

  • max time kernel
    130s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    25-03-2024 03:54

General

  • Target

    b805db8f6a84475ef76b795b0d1ed6ae.exe

  • Size

    211KB

  • MD5

    b805db8f6a84475ef76b795b0d1ed6ae

  • SHA1

    7711cb4873e58b7adcf2a2b047b090e78d10c75b

  • SHA256

    f5d002bfe80b48386a6c99c41528931b7f5df736cd34094463c3f85dde0180bf

  • SHA512

    62a2c329b43d186c4c602c5f63efc8d2657aa956f21184334263e4f6d0204d7c31f86bda6e85e65e3b99b891c1630d805b70997731c174f6081ecc367ccf9416

  • SSDEEP

    1536:YoCFfC303p22fkZrRQpnqjoi7l832fbu9ZXILwVENbM:rCVC303p22sZrRQpnviB832Du9WMON

Malware Config

Signatures

  • InfinityLock Ransomware

    Also known as InfinityCrypt. Based on the open-source HiddenTear ransomware.

  • Drops file in Program Files directory 64 IoCs
  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b805db8f6a84475ef76b795b0d1ed6ae.exe
    "C:\Users\Admin\AppData\Local\Temp\b805db8f6a84475ef76b795b0d1ed6ae.exe"
    1⤵
    • Drops file in Program Files directory
    • Checks processor information in registry
    • Suspicious use of AdjustPrivilegeToken
    PID:2068

Network

MITRE ATT&CK Matrix ATT&CK v13

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\BrightYellow\TAB_OFF.GIF.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    352B

    MD5

    a7c3da0cd4a21f255e1b134f07a8b67c

    SHA1

    7a49e523418b4716d15429f556c896224d14be56

    SHA256

    df6b0947fe8379c82890e933ba4b2497487ae96bec7680f5ba472e1ab18dd267

    SHA512

    68d583263a8499b932c9a500429ac1deef588e120e3236bdbed6cd5b00539b9b86eea6c0aff330f1de2b0b5aa60ca633b1a54244379db1ffb29e3a944ef3caef

  • C:\Program Files (x86)\Microsoft Office\Office14\1033\GrooveForms5\FormsStyles\BrightYellow\TAB_ON.GIF.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    224B

    MD5

    ca97a6e6742fe130c9ff6fd4b4fce627

    SHA1

    8e233b181f7039cf39eea3a076a0c7c08a8183ec

    SHA256

    4d773e16bd0f4b6bed1cfc1751c53c85ad047f7993002641677e321d188373fa

    SHA512

    1e267ec48e2afab27325341731105c5ea0ab810bd52161ffaf84c787c7eaa8cb2264ef44e7847a23855171720bad50daeaf883713dbf91608814fd549b274dbb

  • C:\Program Files (x86)\Microsoft Office\Office14\1033\INFOPATH_F_COL.HXK.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    128B

    MD5

    09830861a4f14d240b9c95d1eb3dbab2

    SHA1

    b64812399db411061ee9898e229facaf6cc42020

    SHA256

    4092e0f59a53d001b3d9cd180e80816766ea1861e7492d7177be6253ded75f5b

    SHA512

    dad7188f31628b4739d3bf96bbba84d6f6de546360bb4226a93e791f52cacec520c9cc178efc58290c30667ff8a22e7662efa89c43651b596f54ef8ea8682a6e

  • C:\Program Files (x86)\Microsoft Office\Office14\1033\INFOPATH_K_COL.HXK.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    128B

    MD5

    6771241dc78940e846847956433c0f14

    SHA1

    dfebc829801983ed30f19c8b70f8c46ab12e0ea9

    SHA256

    87f9d41fe3d1bcaa3ea7c3f7385f6cfc41a629d5bac71b2d1912c5357388ad94

    SHA512

    e27bbe294f8f66a273cd0391142d61d59afd492bee6d820718312a6f818b09cf8180197353d06e3b480094df66f68f67b8c7db26bd0219e99e191caead455e0c

  • C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\BabyBlue\BUTTON.GIF.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    192B

    MD5

    c5fae410ee8a170b4a707812ad182913

    SHA1

    96b95a8179abf9d4e10dda1309e55a8a7173daf2

    SHA256

    b43d6ba0f601cd463731c52feebcaf3224f5fe7add7dd96fd7b4e80e0fa20a0a

    SHA512

    2ded091f00244741670a2de74a78acf1e737b4475abd60a3681eb0658314939f88d5b381bf1ce7c70380f02a681e79124252ad5c4e3f8eb6a6e7db43c3418b8a

  • C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Desert\TAB_OFF.GIF.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    512B

    MD5

    0232d29af19bf456714140f8ba21d539

    SHA1

    07ae574c0c77b99287e5e6eb1e7607ce219e5757

    SHA256

    8e7de834e9e8595949dde06822baec92b67b8cf98c82610ecb73ea6772135de6

    SHA512

    294fabdf171c54b30fd6041ae1a6770a7fd38361dfc64c34b0d1e707e12840da9069ed50ec6c53300491f6b74d8bcf526a401e87d08369e07b95b7ab38e6c908

  • C:\Program Files (x86)\Microsoft Office\Office14\Groove\ToolData\groove.net\GrooveForms4\FormsStyles\Desert\TAB_ON.GIF.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    1KB

    MD5

    57577873bb69311fe1508d12b5ccf317

    SHA1

    00f15af36f40778f910433b60063e5dd3622f7fc

    SHA256

    653fd1b456d490e18ac79d7050bd261afacff336ab38aaffd31f0b5024387c57

    SHA512

    cf3d6e1f3e995c85caf15fe3259792f09f6fd3b76fda8d514f4057d183e16fce702b976ea372ee3bf055b0bdfe3f4eaf1a15cdb9ad9b3610c9b00724b1bbde93

  • C:\Program Files (x86)\Microsoft Office\Office14\OutlookAutoDiscover\YAHOO.NO.XML.9B0379BF114789273DAFA419935A3FDBA2C7CC70F2D246523F2DD9AA11D647E6
    Filesize

    816B

    MD5

    e882dd2b00cf446247842b924053831e

    SHA1

    abeb78bda185a6666d5d87f3398dcaf1ffc98fab

    SHA256

    cc0ff07339e6320893678839178e628252456fc385affbdbfbd864128883d383

    SHA512

    1f37048110c9feabb8571cbb42358d234164b5c2024b297e9f99be98b9780a7503c8f828169dd2d3d3a425807b1d5912f5c0aa524f3cd58e755076eb01da6105

  • memory/2068-561-0x0000000004730000-0x0000000004770000-memory.dmp
    Filesize

    256KB

  • memory/2068-499-0x00000000745C0000-0x0000000074CAE000-memory.dmp
    Filesize

    6.9MB

  • memory/2068-2-0x0000000004730000-0x0000000004770000-memory.dmp
    Filesize

    256KB

  • memory/2068-1-0x00000000745C0000-0x0000000074CAE000-memory.dmp
    Filesize

    6.9MB

  • memory/2068-0-0x00000000002C0000-0x00000000002FC000-memory.dmp
    Filesize

    240KB

  • memory/2068-5321-0x0000000004730000-0x0000000004770000-memory.dmp
    Filesize

    256KB

  • memory/2068-5322-0x0000000004730000-0x0000000004770000-memory.dmp
    Filesize

    256KB