Analysis

  • max time kernel
    137s
  • max time network
    125s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    25-12-2021 08:09

General

  • Target

    ac696ff26dae3d008a7f1a8a33a6c067.exe

  • Size

    633KB

  • MD5

    ac696ff26dae3d008a7f1a8a33a6c067

  • SHA1

    0e450582db291be053ac6a4ccf722dc4441b1f2e

  • SHA256

    44e08debeddf1bf932fd76e0fd0088eb196c036c92d662601ac8b55fe10528b9

  • SHA512

    1e049cc4cdd0e6dc4f38771f271a8021ad5c771024ed9cc3aea787d184a976f84778fc127ff2ab67cb79e0621ddc60b4b872393f4fabb0dfceb977409f66c0c6

Malware Config

Extracted

Family

amadey

Version

2.86

C2

2.56.56.210/notAnoob/index.php

Signatures

  • Amadey

    Amadey bot is a simple trojan bot primarily used for collecting reconnaissance information.

  • Detect Neshta Payload 12 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Downloads MZ/PE file
  • Executes dropped EXE 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Modifies registry class 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ac696ff26dae3d008a7f1a8a33a6c067.exe
    "C:\Users\Admin\AppData\Local\Temp\ac696ff26dae3d008a7f1a8a33a6c067.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2004
    • C:\ProgramData\5954_1640339821_5793.exe
      "C:\ProgramData\5954_1640339821_5793.exe"
      2⤵
      • Modifies system executable filetype association
      • Executes dropped EXE
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:2336
      • C:\Users\Admin\AppData\Local\Temp\3582-490\5954_1640339821_5793.exe
        "C:\Users\Admin\AppData\Local\Temp\3582-490\5954_1640339821_5793.exe"
        3⤵
        • Executes dropped EXE
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:4012
        • C:\Windows\svchost.com
          "C:\Windows\svchost.com" "C:\Users\Admin\AppData\Local\Temp\A0383E~1\tkools.exe"
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Drops file in Windows directory
          • Suspicious use of WriteProcessMemory
          PID:2856
          • C:\Users\Admin\AppData\Local\Temp\A0383E~1\tkools.exe
            C:\Users\Admin\AppData\Local\Temp\A0383E~1\tkools.exe
            5⤵
            • Executes dropped EXE
            PID:2312

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Change Default File Association

1
T1042

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\Browser\WCCHRO~1\WCCHRO~1.EXE
    MD5

    9dfcdd1ab508b26917bb2461488d8605

    SHA1

    4ba6342bcf4942ade05fb12db83da89dc8c56a21

    SHA256

    ecd5e94da88c653e4c34b6ab325e0aca8824247b290336f75c410caa16381bc5

    SHA512

    1afc1b95f160333f1ff2fa14b3f22a28ae33850699c6b5498915a8b6bec1cfc40f33cb69583240aa9206bc2ea7ab14e05e071275b836502a92aa8c529fc1b137

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\Eula.exe
    MD5

    5791075058b526842f4601c46abd59f5

    SHA1

    b2748f7542e2eebcd0353c3720d92bbffad8678f

    SHA256

    5c3ef3ec7594c040146e908014791dd15201ba58b4d70032770bb661b6a0e394

    SHA512

    83e303971ed64019fde9e4ba6f6e889f8fb105088490dfa7dcf579a12baff20ef491f563d132d60c7b24a4fd3cac29bd9dc974571cd162000fae8fba4e0e54fb

  • C:\ProgramData\5954_1640339821_5793.exe
    MD5

    05ac7818089aaed02ed5320d50f47132

    SHA1

    f9dfd169342637416bdc47d3d6ac6a31f062577f

    SHA256

    bd5a15ce7b5a16bde1c0a182285da7d47d64e2b1542d57947a139d5bd0a31e70

    SHA512

    1a32853839ca5b0cc1fbc45cbda944cc3681ff0c1e6bbe7e37cbeb60a2e7d400c214b85fd29c8fae72cd098e0bd312256a70d230e2404e2202b8d63c236fc53d

  • C:\ProgramData\5954_1640339821_5793.exe
    MD5

    05ac7818089aaed02ed5320d50f47132

    SHA1

    f9dfd169342637416bdc47d3d6ac6a31f062577f

    SHA256

    bd5a15ce7b5a16bde1c0a182285da7d47d64e2b1542d57947a139d5bd0a31e70

    SHA512

    1a32853839ca5b0cc1fbc45cbda944cc3681ff0c1e6bbe7e37cbeb60a2e7d400c214b85fd29c8fae72cd098e0bd312256a70d230e2404e2202b8d63c236fc53d

  • C:\Users\ALLUSE~1\Adobe\Setup\{AC76B~1\setup.exe
    MD5

    3bf259392097b2c212b621a52da03706

    SHA1

    c740b063803008e3d4bab51b8e2719c1f4027bf9

    SHA256

    79538fa3a6cf33b989d43e7311de4d7b0e1a99b60964e3acc00fa3cb49ff8160

    SHA512

    186a81ec6cfa4c6dbcb2dc51cbd647bf44328077b58575fafab920303ccf259322cd31fccc0bb23418293f1b88d7f21ab3f0d8e3f9af7db4b5d3f7c8978c7934

  • C:\Users\ALLUSE~1\MICROS~1\CLICKT~1\{9AC08~1\INTEGR~1.EXE
    MD5

    32853955255a94fcd7587ca9cbfe2b60

    SHA1

    c33a88184c09e89598f0cabf68ce91c8d5791521

    SHA256

    64df64b39ac4391aea14eb48b0489e6a970a3ea44c02c6a8f10c278cc0636330

    SHA512

    8566b69668729d70567ff494de8f241329baf2a7748ab0ebf5a53308c3e53e646100af4f6fc33325f3851030d11ff045a7e85e5897008e95c991990d8f80a997

  • C:\Users\ALLUSE~1\PACKAG~1\{CA675~1\VCREDI~1.EXE
    MD5

    f6636e7fd493f59a5511f08894bba153

    SHA1

    3618061817fdf1155acc0c99b7639b30e3b6936c

    SHA256

    61720d294189141b74631299911d91874aa02e67096a47cfaf56ef03f568bd33

    SHA512

    bd2ae751a37b4c065f0d7f7f7ec19785c1552dfaa4818fdb213fffcf90b7951886131a2b5d7aad843f714be418383fcf09ba1d9548bdbf38fa3d304a092a33d1

  • C:\Users\ALLUSE~1\PACKAG~1\{EF6B0~1\VCREDI~1.EXE
    MD5

    3e8de969e12cd5e6292489a12a9834b6

    SHA1

    285b89585a09ead4affa32ecaaa842bc51d53ad5

    SHA256

    7a25fc3b1ce0f1d06a84dd344c8f5a6c4604732f7d13a8aaad504c4376b305cf

    SHA512

    b14a5936181a1d8c0f966d969a049254238bf1eacdb1da952c2dc084d5d6dcd5d611d2d058d4c00d6384c20046deef5e74ea865c0062bb0761a391a1eaf1640e

  • C:\Users\ALLUSE~1\PACKAG~1\{F4220~1\VC_RED~1.EXE
    MD5

    3ce8289aa50e980f2a6565fe0dc74ff6

    SHA1

    0c8d577e833416761e4702b77fa6b3c7defab628

    SHA256

    add2079306b5c23b79fef64ce989021356c1117e8326782193e1b05b65e59654

    SHA512

    97cff5dc208a588c5491e645b8e733370a724e2dbe1d4786a22ec375b0772acf42c66c85083663424ebdc54190bb24321891a8b44e70c6145bc55b773c919e35

  • C:\Users\Admin\AppData\Local\Temp\3582-490\5954_1640339821_5793.exe
    MD5

    47d324d0398317af1f842dd2a271c3f0

    SHA1

    045937d0083abe615ce4780684f500dfde4c550b

    SHA256

    0247ed2604b2aea96511a96de88d6925040d26bc7239ab05968caf64210b1b50

    SHA512

    ecfffe8d7eab4e627adc71ddc13cc9aaaf814fb76f9eaf9cfc11f9ecb6c4d3a653a7be67b803f47859bb0f475cf5eced2e9491c660bed4cc7cf6c7210c210823

  • C:\Users\Admin\AppData\Local\Temp\3582-490\5954_1640339821_5793.exe
    MD5

    47d324d0398317af1f842dd2a271c3f0

    SHA1

    045937d0083abe615ce4780684f500dfde4c550b

    SHA256

    0247ed2604b2aea96511a96de88d6925040d26bc7239ab05968caf64210b1b50

    SHA512

    ecfffe8d7eab4e627adc71ddc13cc9aaaf814fb76f9eaf9cfc11f9ecb6c4d3a653a7be67b803f47859bb0f475cf5eced2e9491c660bed4cc7cf6c7210c210823

  • C:\Users\Admin\AppData\Local\Temp\A0383E~1\tkools.exe
    MD5

    47d324d0398317af1f842dd2a271c3f0

    SHA1

    045937d0083abe615ce4780684f500dfde4c550b

    SHA256

    0247ed2604b2aea96511a96de88d6925040d26bc7239ab05968caf64210b1b50

    SHA512

    ecfffe8d7eab4e627adc71ddc13cc9aaaf814fb76f9eaf9cfc11f9ecb6c4d3a653a7be67b803f47859bb0f475cf5eced2e9491c660bed4cc7cf6c7210c210823

  • C:\Users\Admin\AppData\Local\Temp\A0383E~1\tkools.exe
    MD5

    47d324d0398317af1f842dd2a271c3f0

    SHA1

    045937d0083abe615ce4780684f500dfde4c550b

    SHA256

    0247ed2604b2aea96511a96de88d6925040d26bc7239ab05968caf64210b1b50

    SHA512

    ecfffe8d7eab4e627adc71ddc13cc9aaaf814fb76f9eaf9cfc11f9ecb6c4d3a653a7be67b803f47859bb0f475cf5eced2e9491c660bed4cc7cf6c7210c210823

  • C:\Windows\svchost.com
    MD5

    36fd5e09c417c767a952b4609d73a54b

    SHA1

    299399c5a2403080a5bf67fb46faec210025b36d

    SHA256

    980bac6c9afe8efc9c6fe459a5f77213b0d8524eb00de82437288eb96138b9a2

    SHA512

    1813a6a5b47a9b2cd3958cf4556714ae240f2aa19d0a241b596830f0f2b89a33ec864d00ce6a791d323a58dfbff42a0fded65eefbf980c92685e25c0ec415d92

  • C:\Windows\svchost.com
    MD5

    36fd5e09c417c767a952b4609d73a54b

    SHA1

    299399c5a2403080a5bf67fb46faec210025b36d

    SHA256

    980bac6c9afe8efc9c6fe459a5f77213b0d8524eb00de82437288eb96138b9a2

    SHA512

    1813a6a5b47a9b2cd3958cf4556714ae240f2aa19d0a241b596830f0f2b89a33ec864d00ce6a791d323a58dfbff42a0fded65eefbf980c92685e25c0ec415d92

  • C:\odt\OFFICE~1.EXE
    MD5

    02c3d242fe142b0eabec69211b34bc55

    SHA1

    ea0a4a6d6078b362f7b3a4ad1505ce49957dc16e

    SHA256

    2a1ed24be7e3859b46ec3ebc316789ead5f12055853f86a9656e04b4bb771842

    SHA512

    0efb08492eaaa2e923beddc21566e98fbbef3a102f9415ff310ec616f5c84fd2ba3a7025b05e01c0bdf37e5e2f64dfd845f9254a376144cc7d827e7577dbb099

  • memory/2004-117-0x000001CA18170000-0x000001CA18194000-memory.dmp
    Filesize

    144KB

  • memory/2004-115-0x000001CA165F0000-0x000001CA16698000-memory.dmp
    Filesize

    672KB

  • memory/2004-116-0x000001CA165F0000-0x000001CA16698000-memory.dmp
    Filesize

    672KB

  • memory/2004-118-0x000001CA18160000-0x000001CA18162000-memory.dmp
    Filesize

    8KB

  • memory/2312-129-0x0000000000000000-mapping.dmp
  • memory/2336-119-0x0000000000000000-mapping.dmp
  • memory/2856-125-0x0000000000000000-mapping.dmp
  • memory/4012-122-0x0000000000000000-mapping.dmp