Analysis

  • max time kernel
    153s
  • max time network
    143s
  • platform
    windows10_x64
  • resource
    win10-en-20211208
  • submitted
    24-12-2021 14:27

General

  • Target

    ad88a89c2eb9df00ed86ea84348fbd8d5ec0af5c3587b68102334d3eb7581ad0.exe

  • Size

    292KB

  • MD5

    f42ff04ea5d33e085c1b2325e2c28a3b

  • SHA1

    57d63b9e6cc4a94dad314d7a5640200eeb3c930c

  • SHA256

    ad88a89c2eb9df00ed86ea84348fbd8d5ec0af5c3587b68102334d3eb7581ad0

  • SHA512

    f13e9482bdfd04ab603ef8a0ecc4a777b620978556107bdae218d17691f9370ed7e0879488da83f7fcd098180116da6efe2023c6a3ff8a891baea95b6d73f75a

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 10 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\ad88a89c2eb9df00ed86ea84348fbd8d5ec0af5c3587b68102334d3eb7581ad0.exe
    "C:\Users\Admin\AppData\Local\Temp\ad88a89c2eb9df00ed86ea84348fbd8d5ec0af5c3587b68102334d3eb7581ad0.exe"
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: MapViewOfSection
    PID:2460
  • C:\Users\Admin\AppData\Local\Temp\34D2.exe
    C:\Users\Admin\AppData\Local\Temp\34D2.exe
    1⤵
    • Executes dropped EXE
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1120
    • 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:596
      • 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:2568
        • 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:580
          • 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:888

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:\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

    91490c78c45cbd686ac759b6a252e898

    SHA1

    51bb6c5aa14cf478b0b6fa0329c7366d1f6fb480

    SHA256

    47f3331b4f35012d38bc11cdeae0ff7b4ae1186d4e916e3e48a9440438296821

    SHA512

    f7d44cd6df2c0c492731c14ca27e26605e8cddb9cb9287bf083fe1e43f753cafa11c341f0915510ad1d189466e92bb3f4e219b3599e9df72878bde14518bee35

  • 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\34D2.exe
    MD5

    ac696ff26dae3d008a7f1a8a33a6c067

    SHA1

    0e450582db291be053ac6a4ccf722dc4441b1f2e

    SHA256

    44e08debeddf1bf932fd76e0fd0088eb196c036c92d662601ac8b55fe10528b9

    SHA512

    1e049cc4cdd0e6dc4f38771f271a8021ad5c771024ed9cc3aea787d184a976f84778fc127ff2ab67cb79e0621ddc60b4b872393f4fabb0dfceb977409f66c0c6

  • C:\Users\Admin\AppData\Local\Temp\34D2.exe
    MD5

    ac696ff26dae3d008a7f1a8a33a6c067

    SHA1

    0e450582db291be053ac6a4ccf722dc4441b1f2e

    SHA256

    44e08debeddf1bf932fd76e0fd0088eb196c036c92d662601ac8b55fe10528b9

    SHA512

    1e049cc4cdd0e6dc4f38771f271a8021ad5c771024ed9cc3aea787d184a976f84778fc127ff2ab67cb79e0621ddc60b4b872393f4fabb0dfceb977409f66c0c6

  • 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\tmp5023.tmp
    MD5

    b0cf9e2ce45a7475cdf391e84022c6f5

    SHA1

    aef07c7570ea27002880ce87c736b6fb213a99cb

    SHA256

    2a92e6b98f947efad4d76e4a078c876d674c196426142438ebf008c26a63db61

    SHA512

    10b3b5c9303d4382ee050e2fdfc717dc897d45c9dddf4400ed3933c67adee38d03eb57a5dfaf5783131428313893281e7f3a7879e85f68f908e4de06a4386227

  • 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/580-132-0x0000000000000000-mapping.dmp
  • memory/596-125-0x0000000000000000-mapping.dmp
  • memory/888-136-0x0000000000000000-mapping.dmp
  • memory/1120-122-0x000001B2EECA0000-0x000001B2EED48000-memory.dmp
    Filesize

    672KB

  • memory/1120-128-0x000001B2F1200000-0x000001B2F1202000-memory.dmp
    Filesize

    8KB

  • memory/1120-124-0x000001B2EEF50000-0x000001B2EEF74000-memory.dmp
    Filesize

    144KB

  • memory/1120-123-0x000001B2EECA0000-0x000001B2EED48000-memory.dmp
    Filesize

    672KB

  • memory/1120-119-0x0000000000000000-mapping.dmp
  • memory/2460-115-0x00000000007A6000-0x00000000007B6000-memory.dmp
    Filesize

    64KB

  • memory/2460-117-0x0000000000400000-0x00000000004CA000-memory.dmp
    Filesize

    808KB

  • memory/2460-116-0x00000000005F0000-0x00000000005F9000-memory.dmp
    Filesize

    36KB

  • memory/2568-129-0x0000000000000000-mapping.dmp
  • memory/3024-118-0x00000000012D0000-0x00000000012E6000-memory.dmp
    Filesize

    88KB