Analysis

  • max time kernel
    151s
  • max time network
    123s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-12-2021 13:31

General

  • Target

    1ab9781583d3109710ed4be779923b6439a241024403f99d928e4b54d255432c.exe

  • Size

    292KB

  • MD5

    d031b19ea54481dbc233f530bf819860

  • SHA1

    e73264178b73105f1bd5d2339902e49f86d01691

  • SHA256

    1ab9781583d3109710ed4be779923b6439a241024403f99d928e4b54d255432c

  • SHA512

    8118aa5a207a923ca41bfaa298082c4938a5f3eb86f2bb8ffd553cac453a417e6538fa25b37d2daee2f23a33d10194ae5d0fa581fff751e4a2d4e198c037aabc

Malware Config

Extracted

Family

smokeloader

Version

2020

C2

http://rcacademy.at/upload/

http://e-lanpengeonline.com/upload/

http://vjcmvz.cn/upload/

http://galala.ru/upload/

http://witra.ru/upload/

rc4.i32
rc4.i32

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 15 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.

  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Downloads MZ/PE file
  • Executes dropped EXE 5 IoCs
  • Deletes itself 1 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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

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

  • Modifies registry class 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1ab9781583d3109710ed4be779923b6439a241024403f99d928e4b54d255432c.exe
    "C:\Users\Admin\AppData\Local\Temp\1ab9781583d3109710ed4be779923b6439a241024403f99d928e4b54d255432c.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2636
  • C:\Users\Admin\AppData\Local\Temp\CF81.exe
    C:\Users\Admin\AppData\Local\Temp\CF81.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3268
    • 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:3196
      • 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:1248
        • 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:1080
          • 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:1160

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

2
T1082

Query Registry

1
T1012

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

1
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe
    MD5

    316cf123fc3021e85e4a3cb3d703e83e

    SHA1

    0bc76376a2ee11616aacfe6284acb94bcb23c62d

    SHA256

    9b5ffbf037621537fe7769e01d0faffd042010b2019ce657b2d2419fd0e1db8e

    SHA512

    ed0b5a4201d8f32e37a67477327996fc45ebd806057d3873012a2683e6f2170e50439f5ef5edcd15d1600d8313b70964d3a39f1151af32391bdac48da875278a

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

    cce8964848413b49f18a44da9cb0a79b

    SHA1

    0b7452100d400acebb1c1887542f322a92cbd7ae

    SHA256

    fe44ca8d5050932851aa54c23133277e66db939501af58e5aeb7b67ec1dde7b5

    SHA512

    bf8fc270229d46a083ced30da6637f3ca510b0ce44624a9b21ec6aacac81666dffd41855053a936aa9e8ea6e745a09b820b506ec7bf1173b6f1837828a35103d

  • C:\PROGRA~3\Adobe\Setup\{AC76B~1\setup.exe
    MD5

    051978153bcd2b1cf032fa1bf5a82020

    SHA1

    ec6d1d42905a1c92ccee5f4980898d7a1d72aa23

    SHA256

    88e90f04db57a472acacf1f4e7616d05a488fc7a1b41a468b357ac4419489940

    SHA512

    68dec8a12b2c10a9ff83907705c68c77284928d9349a8ba93808d09123752b84944505208d7d71540e340dcbb06e74c79fa24748098308eeecab5f80ab4e8d15

  • C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE
    MD5

    0d9146d70ac6a41ead1ea2d50d729508

    SHA1

    b9e6ff83a26aaf105640f5d5cdab213c989dc370

    SHA256

    0b876ddeefd88d5e98de7e409c5b6546ba8ffa195c168f9a4b6ba33b44d437ab

    SHA512

    c9394decfd469bfedd883095d604e11208aa290334ff5c0dce852f2ca74fba27c37ba2984dab8b27430e573681e22c9f903e53b01510a4b77d337cbd92c56cb3

  • C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE
    MD5

    8e7b72380cc9ee9bf35c0de5fde4ab3a

    SHA1

    c19151c331ab274bbf5f6792ca707eb8a7017dba

    SHA256

    d82ca304cf64be3922b12111c962e09a6ddb2b8477e25b6c3f0400eddc38c80b

    SHA512

    acff1c08f9c8443d0b0589f5a7d7cab532462788406feba64825fdd2addf5b6cc8e773713e93c98991afbc7e364233fe7cf0659574cebe2200f8f7f818bfe927

  • 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

    051978153bcd2b1cf032fa1bf5a82020

    SHA1

    ec6d1d42905a1c92ccee5f4980898d7a1d72aa23

    SHA256

    88e90f04db57a472acacf1f4e7616d05a488fc7a1b41a468b357ac4419489940

    SHA512

    68dec8a12b2c10a9ff83907705c68c77284928d9349a8ba93808d09123752b84944505208d7d71540e340dcbb06e74c79fa24748098308eeecab5f80ab4e8d15

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

    39bb4d24ac650ea08ea9dea6f1a68b53

    SHA1

    bea4eed4a10a8a294ce30a5c3ada797927ffc1bb

    SHA256

    0f02bdc0418951b87ad590671026272ce3ead826c9b9adb9fb9e5b7f26e84629

    SHA512

    1487375e8f17c4ceb198fe64ae63bd5fbe1d6b95da8975894d787943bc0fc1fec4ce667041fe1964ccd73cee3ed2a5e629dd77e7ee7060858c24c45f83bf3dce

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

    0d9146d70ac6a41ead1ea2d50d729508

    SHA1

    b9e6ff83a26aaf105640f5d5cdab213c989dc370

    SHA256

    0b876ddeefd88d5e98de7e409c5b6546ba8ffa195c168f9a4b6ba33b44d437ab

    SHA512

    c9394decfd469bfedd883095d604e11208aa290334ff5c0dce852f2ca74fba27c37ba2984dab8b27430e573681e22c9f903e53b01510a4b77d337cbd92c56cb3

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

    8e7b72380cc9ee9bf35c0de5fde4ab3a

    SHA1

    c19151c331ab274bbf5f6792ca707eb8a7017dba

    SHA256

    d82ca304cf64be3922b12111c962e09a6ddb2b8477e25b6c3f0400eddc38c80b

    SHA512

    acff1c08f9c8443d0b0589f5a7d7cab532462788406feba64825fdd2addf5b6cc8e773713e93c98991afbc7e364233fe7cf0659574cebe2200f8f7f818bfe927

  • 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:\Users\Admin\AppData\Local\Temp\CF81.exe
    MD5

    ac696ff26dae3d008a7f1a8a33a6c067

    SHA1

    0e450582db291be053ac6a4ccf722dc4441b1f2e

    SHA256

    44e08debeddf1bf932fd76e0fd0088eb196c036c92d662601ac8b55fe10528b9

    SHA512

    1e049cc4cdd0e6dc4f38771f271a8021ad5c771024ed9cc3aea787d184a976f84778fc127ff2ab67cb79e0621ddc60b4b872393f4fabb0dfceb977409f66c0c6

  • C:\Users\Admin\AppData\Local\Temp\CF81.exe
    MD5

    ac696ff26dae3d008a7f1a8a33a6c067

    SHA1

    0e450582db291be053ac6a4ccf722dc4441b1f2e

    SHA256

    44e08debeddf1bf932fd76e0fd0088eb196c036c92d662601ac8b55fe10528b9

    SHA512

    1e049cc4cdd0e6dc4f38771f271a8021ad5c771024ed9cc3aea787d184a976f84778fc127ff2ab67cb79e0621ddc60b4b872393f4fabb0dfceb977409f66c0c6

  • 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/1080-131-0x0000000000000000-mapping.dmp
  • memory/1160-135-0x0000000000000000-mapping.dmp
  • memory/1248-128-0x0000000000000000-mapping.dmp
  • memory/1928-117-0x0000000000850000-0x0000000000866000-memory.dmp
    Filesize

    88KB

  • memory/2636-115-0x00000000001E0000-0x00000000001E9000-memory.dmp
    Filesize

    36KB

  • memory/2636-116-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB

  • memory/3196-125-0x0000000000000000-mapping.dmp
  • memory/3268-124-0x00000230E0330000-0x00000230E0332000-memory.dmp
    Filesize

    8KB

  • memory/3268-123-0x00000230E0350000-0x00000230E0374000-memory.dmp
    Filesize

    144KB

  • memory/3268-122-0x00000230DFE00000-0x00000230DFEA8000-memory.dmp
    Filesize

    672KB

  • memory/3268-121-0x00000230DFE00000-0x00000230DFEA8000-memory.dmp
    Filesize

    672KB

  • memory/3268-118-0x0000000000000000-mapping.dmp