Analysis

  • max time kernel
    149s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-06-2023 12:07

General

  • Target

    596cec9e4e862d185a53e3f7190c81926b9bafc55fdac7f28e8a32e4fb35d04f.exe

  • Size

    729KB

  • MD5

    9a3edf0c98540f00d08bc89a386a1829

  • SHA1

    9d46912ad6dcfb7db55badbd7cbe36e4fc166869

  • SHA256

    596cec9e4e862d185a53e3f7190c81926b9bafc55fdac7f28e8a32e4fb35d04f

  • SHA512

    7394ebfb300d0cf19b81ef0376c363a75bded0961a6dfeabbc0c0c2fe70dff0c239f9bb43376bb34c7a3f213661923c4053db429439ac1c1d68a82a226f71264

  • SSDEEP

    12288:cMrRy90RmptDm64Q+wCCVCElzH3psdbX9EEXTW94qYYL3Q:tyUgsQzCCdXps5NEEXTC4M3Q

Malware Config

Extracted

Family

redline

Botnet

maxi

C2

83.97.73.126:19046

Attributes
  • auth_value

    6a3f22e5f4209b056a3fd330dc71956a

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs 12 IoCs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • Executes dropped EXE 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • Windows security modification 2 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 8 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 36 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\596cec9e4e862d185a53e3f7190c81926b9bafc55fdac7f28e8a32e4fb35d04f.exe
    "C:\Users\Admin\AppData\Local\Temp\596cec9e4e862d185a53e3f7190c81926b9bafc55fdac7f28e8a32e4fb35d04f.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:4400
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4576752.exe
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4576752.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:2912
      • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4321216.exe
        C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4321216.exe
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:648
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v1130851.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v1130851.exe
          4⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • Suspicious use of WriteProcessMemory
          PID:1464
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5950562.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5950562.exe
            5⤵
            • Modifies Windows Defender Real-time Protection settings
            • Executes dropped EXE
            • Windows security modification
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:2896
          • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b0985947.exe
            C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b0985947.exe
            5⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • Suspicious use of WriteProcessMemory
            PID:3512
            • C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
              "C:\\Windows\\Microsoft.NET\\Framework\\v4.0.30319\\AppLaunch.exe"
              6⤵
              • Modifies Windows Defender Real-time Protection settings
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:2568
        • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5605535.exe
          C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5605535.exe
          4⤵
          • Executes dropped EXE
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:4260

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

3
T1112

Disabling Security Tools

2
T1089

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:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4576752.exe
    Filesize

    526KB

    MD5

    34c6dd09d4922c972824645e9cd61b05

    SHA1

    cd545e13ff9b9b17e06e521b4e46c49db250dc0f

    SHA256

    f24e67a8ca4152912d55e19362a5b388d82a65d2d04fd449f3e4c9a6e945b59d

    SHA512

    b0fd13d149c544d904692b9e08d3256e93ef378941e1fcaec3e945a5c7b6c878d4dc971e6b48dddc52d784702c9df6a228559c18d727610f1e21cda98ffcc348

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\v4576752.exe
    Filesize

    526KB

    MD5

    34c6dd09d4922c972824645e9cd61b05

    SHA1

    cd545e13ff9b9b17e06e521b4e46c49db250dc0f

    SHA256

    f24e67a8ca4152912d55e19362a5b388d82a65d2d04fd449f3e4c9a6e945b59d

    SHA512

    b0fd13d149c544d904692b9e08d3256e93ef378941e1fcaec3e945a5c7b6c878d4dc971e6b48dddc52d784702c9df6a228559c18d727610f1e21cda98ffcc348

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4321216.exe
    Filesize

    354KB

    MD5

    30f5a00c62837d107b8e1a090ccb3a87

    SHA1

    bd91009daf24f83027df85725eb82323bf80f9a9

    SHA256

    b7d72b179e6b52cf73ca159e70c92acca14c502b58ce4ca00b9988777d3f6957

    SHA512

    f2303abc517c7defff7d44881c7c5297152ec89a5d3998d2289ca7869c7988de20b7ee27bee3a60e95805bec52a057803e8a10448e78af7907dd9f25bb413370

  • C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\v4321216.exe
    Filesize

    354KB

    MD5

    30f5a00c62837d107b8e1a090ccb3a87

    SHA1

    bd91009daf24f83027df85725eb82323bf80f9a9

    SHA256

    b7d72b179e6b52cf73ca159e70c92acca14c502b58ce4ca00b9988777d3f6957

    SHA512

    f2303abc517c7defff7d44881c7c5297152ec89a5d3998d2289ca7869c7988de20b7ee27bee3a60e95805bec52a057803e8a10448e78af7907dd9f25bb413370

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5605535.exe
    Filesize

    172KB

    MD5

    5732d2286fe6618ef8f5789c5d05f9fa

    SHA1

    c90a81b7c53045a209abf9ca88bc0e143bcdfa7c

    SHA256

    07349ec6e3a6f2af0b0d19824f6e3db543ab5fa28226f989bf84742d53236129

    SHA512

    bb1c2ce7712ebc9d6ed70e78c6aa743401eca1954bcdaf1597b68085e97f2f7f823e6b86f209f0ec334b2aa3eea4ed3ceb4a7700b491175baa0b29d122470cd0

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\c5605535.exe
    Filesize

    172KB

    MD5

    5732d2286fe6618ef8f5789c5d05f9fa

    SHA1

    c90a81b7c53045a209abf9ca88bc0e143bcdfa7c

    SHA256

    07349ec6e3a6f2af0b0d19824f6e3db543ab5fa28226f989bf84742d53236129

    SHA512

    bb1c2ce7712ebc9d6ed70e78c6aa743401eca1954bcdaf1597b68085e97f2f7f823e6b86f209f0ec334b2aa3eea4ed3ceb4a7700b491175baa0b29d122470cd0

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v1130851.exe
    Filesize

    199KB

    MD5

    553c59263f755a272f072b23787f7226

    SHA1

    38fc75cd4a00ae7d3e7395896bbc40d162c42762

    SHA256

    abe75f7a97b4d8c4199c1bd37a4a16a9e2918618da04b9432ae7adc80feb5c92

    SHA512

    e68aaad8811aef608834a0641037581b6e2ad1f489d4b0710ad90129b9b0d6277850f375e4a73822ec270559e0af18787be39c43bfd2d8acc8eca667876955d4

  • C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\v1130851.exe
    Filesize

    199KB

    MD5

    553c59263f755a272f072b23787f7226

    SHA1

    38fc75cd4a00ae7d3e7395896bbc40d162c42762

    SHA256

    abe75f7a97b4d8c4199c1bd37a4a16a9e2918618da04b9432ae7adc80feb5c92

    SHA512

    e68aaad8811aef608834a0641037581b6e2ad1f489d4b0710ad90129b9b0d6277850f375e4a73822ec270559e0af18787be39c43bfd2d8acc8eca667876955d4

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5950562.exe
    Filesize

    12KB

    MD5

    764537fb4d489772d8325c4ccce4ee93

    SHA1

    6170db4cca8676a19a460afedd5882ceadd5c261

    SHA256

    3f23c71475984f1e921a2955739f08207daa7e499a20758c490b45d266a31d9e

    SHA512

    198b25233656edff290790d56867114ac8f16a1d0b4025913fbcac8d53da9f4fa340f829c851995e9e7ac9619915303ee269ffa76893c2c06af683cc6fbd537f

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\a5950562.exe
    Filesize

    12KB

    MD5

    764537fb4d489772d8325c4ccce4ee93

    SHA1

    6170db4cca8676a19a460afedd5882ceadd5c261

    SHA256

    3f23c71475984f1e921a2955739f08207daa7e499a20758c490b45d266a31d9e

    SHA512

    198b25233656edff290790d56867114ac8f16a1d0b4025913fbcac8d53da9f4fa340f829c851995e9e7ac9619915303ee269ffa76893c2c06af683cc6fbd537f

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b0985947.exe
    Filesize

    105KB

    MD5

    3bb0154e3cae7af5477dbd8039fa5b27

    SHA1

    112441470494b971c07b0a8ccf8fc07b3c63a813

    SHA256

    e6884d952d5b553a0ddeb0da57933dbd861176b6b90a13a42aa51b1ae1d48fa9

    SHA512

    b4d30018c09244edfcb4e9a89d1eb986769ae8b53cec3e448d2c82dae9867684579bb4d1d529087511f867dfcd3d07b4120c95cea7d82171b49be72203301867

  • C:\Users\Admin\AppData\Local\Temp\IXP003.TMP\b0985947.exe
    Filesize

    105KB

    MD5

    3bb0154e3cae7af5477dbd8039fa5b27

    SHA1

    112441470494b971c07b0a8ccf8fc07b3c63a813

    SHA256

    e6884d952d5b553a0ddeb0da57933dbd861176b6b90a13a42aa51b1ae1d48fa9

    SHA512

    b4d30018c09244edfcb4e9a89d1eb986769ae8b53cec3e448d2c82dae9867684579bb4d1d529087511f867dfcd3d07b4120c95cea7d82171b49be72203301867

  • memory/2568-166-0x0000000000400000-0x000000000040A000-memory.dmp
    Filesize

    40KB

  • memory/2896-161-0x00000000008A0000-0x00000000008AA000-memory.dmp
    Filesize

    40KB

  • memory/4260-174-0x00000000009B0000-0x00000000009E0000-memory.dmp
    Filesize

    192KB

  • memory/4260-175-0x000000000ADC0000-0x000000000B3D8000-memory.dmp
    Filesize

    6.1MB

  • memory/4260-176-0x000000000A930000-0x000000000AA3A000-memory.dmp
    Filesize

    1.0MB

  • memory/4260-177-0x000000000A870000-0x000000000A882000-memory.dmp
    Filesize

    72KB

  • memory/4260-178-0x0000000005310000-0x0000000005320000-memory.dmp
    Filesize

    64KB

  • memory/4260-179-0x000000000A8D0000-0x000000000A90C000-memory.dmp
    Filesize

    240KB

  • memory/4260-180-0x000000000ABE0000-0x000000000AC56000-memory.dmp
    Filesize

    472KB

  • memory/4260-181-0x000000000B480000-0x000000000B512000-memory.dmp
    Filesize

    584KB

  • memory/4260-182-0x000000000B3E0000-0x000000000B446000-memory.dmp
    Filesize

    408KB

  • memory/4260-183-0x000000000BDD0000-0x000000000C374000-memory.dmp
    Filesize

    5.6MB

  • memory/4260-184-0x000000000BA40000-0x000000000BA90000-memory.dmp
    Filesize

    320KB

  • memory/4260-186-0x000000000C380000-0x000000000C542000-memory.dmp
    Filesize

    1.8MB

  • memory/4260-187-0x000000000CA80000-0x000000000CFAC000-memory.dmp
    Filesize

    5.2MB

  • memory/4260-188-0x0000000005310000-0x0000000005320000-memory.dmp
    Filesize

    64KB