Analysis

  • max time kernel
    150s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2022 00:44

General

  • Target

    b30d09ee47eafb236742ad7831adedb8.exe

  • Size

    374KB

  • MD5

    b30d09ee47eafb236742ad7831adedb8

  • SHA1

    88339c398d0cc01f720f55499dd622ab6b29a561

  • SHA256

    e00e158ba45b49cdfdca374f0f8f64a1df6c3b05f2034ac71ed0f3a1144f2ee2

  • SHA512

    c4c0613e991242ab87cd0d312da42b67b1ef20ebbcebe08fd79aee5ac72b617a3fcb8a97c6cb7254205e6715642039ed557c99bb7637dac2104454b5a5b7f412

  • SSDEEP

    1536:HI47GyTGCwiSnmQUt0LB1c5s5gvubJueyupHgz:HvGyYiSDnt1cW54u9lx1W

Malware Config

Extracted

Family

redline

Botnet

Nigh

C2

80.66.87.20:80

Attributes
  • auth_value

    dab8506635d1dc134af4ebaedf4404eb

Signatures

  • Detects Smokeloader packer 3 IoCs
  • RedLine

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

  • RedLine payload 1 IoCs
  • SmokeLoader

    Modular backdoor trojan in use since 2014.

  • Executes dropped EXE 5 IoCs
  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 2 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 2 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.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 5 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b30d09ee47eafb236742ad7831adedb8.exe
    "C:\Users\Admin\AppData\Local\Temp\b30d09ee47eafb236742ad7831adedb8.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of WriteProcessMemory
    PID:5080
    • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
      2⤵
      • Executes dropped EXE
      • Checks computer location settings
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4320
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA2AA==
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2044
      • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
        "C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe"
        3⤵
        • Executes dropped EXE
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1572
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMwA2AA==
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2300
        • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
          C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
          4⤵
          • Executes dropped EXE
          PID:4488
        • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
          C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
          4⤵
          • Executes dropped EXE
          • Checks SCSI registry key(s)
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          PID:3484
      • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:744

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Modify Registry

1
T1112

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SETUP_~1.EXE.log
    Filesize

    1KB

    MD5

    e87e48b105757e1c7563d1c719059733

    SHA1

    28a3f2b2e0672da2b531f4757d2b20b53032dafc

    SHA256

    0aaf22dc84cc3fcfe53de7ccfed8e662247dfb7f1a9967032c88790d0c663461

    SHA512

    bf19c5743143aee914a453c41189c722c9b90a5b8bf299cecf3e1f97656d32cd209ecb74da8aebc89bb41c27d189f73aaaabbc64fe383410c95dc76ad4218968

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
    Filesize

    1KB

    MD5

    4280e36a29fa31c01e4d8b2ba726a0d8

    SHA1

    c485c2c9ce0a99747b18d899b71dfa9a64dabe32

    SHA256

    e2486a1bdcba80dad6dd6210d7374bd70ae196a523c06ceda71370fd3ea78359

    SHA512

    494fe5f0ade03669e5830bed93c964d69b86629440148d7b0881cf53203fd89443ebff9b4d1ee9d96244f62af6edede622d9eacba37f80f389a0d522e4ad4ea4

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\ModuleAnalysisCache
    Filesize

    53KB

    MD5

    06ad34f9739c5159b4d92d702545bd49

    SHA1

    9152a0d4f153f3f40f7e606be75f81b582ee0c17

    SHA256

    474813b625f00710f29fa3b488235a6a22201851efb336bddf60d7d24a66bfba

    SHA512

    c272cd28ae164d465b779163ba9eca6a28261376414c6bbdfbd9f2128adb7f7ff1420e536b4d6000d0301ded2ec9036bc5c657588458bff41f176bdce8d74f92

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
    Filesize

    16KB

    MD5

    6c0b439430882c4ad85721a770a41e17

    SHA1

    687cf6bc732acca04f55be637f88573321b01143

    SHA256

    fff42483b9663938f568e1c5a3fad84a762b58bf71827af976aceec3f77a1ac1

    SHA512

    273a57870367a617738dd4a0392d2200e0e583bb8d766ee5792ca09f379489bab555d3a4c5c4350857f2b8fcd90ba8afb3d8801d3f25fbd2b1d6a531a376ad5e

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
    Filesize

    214.6MB

    MD5

    d620f827d3dda5c71e569b06aaec7768

    SHA1

    386a70eaec19e8bf23bbd6d73c0abb6535cf57c6

    SHA256

    31a172f868fff8093463d08364ac1b4135416d6e2eb6c24fc9cf4677416ba411

    SHA512

    34f81f0e8e6a3f32b98b1b61fcfaa889c41dabcfda0a1c1d81583d9feea7d74e69f75cc8bbf9f2b23e892f9d49785ae34e7777b7734f01ca5974b1739489ddf3

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
    Filesize

    214.6MB

    MD5

    d620f827d3dda5c71e569b06aaec7768

    SHA1

    386a70eaec19e8bf23bbd6d73c0abb6535cf57c6

    SHA256

    31a172f868fff8093463d08364ac1b4135416d6e2eb6c24fc9cf4677416ba411

    SHA512

    34f81f0e8e6a3f32b98b1b61fcfaa889c41dabcfda0a1c1d81583d9feea7d74e69f75cc8bbf9f2b23e892f9d49785ae34e7777b7734f01ca5974b1739489ddf3

  • C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\SETUP_~1.EXE
    Filesize

    214.6MB

    MD5

    d620f827d3dda5c71e569b06aaec7768

    SHA1

    386a70eaec19e8bf23bbd6d73c0abb6535cf57c6

    SHA256

    31a172f868fff8093463d08364ac1b4135416d6e2eb6c24fc9cf4677416ba411

    SHA512

    34f81f0e8e6a3f32b98b1b61fcfaa889c41dabcfda0a1c1d81583d9feea7d74e69f75cc8bbf9f2b23e892f9d49785ae34e7777b7734f01ca5974b1739489ddf3

  • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
    Filesize

    6KB

    MD5

    864bd33dae22fb16bcfb7f6aa68fba71

    SHA1

    74e22f9a8b7ebc6686c3657198ad57a150a257ae

    SHA256

    ecc055fa4966adfa0c1636e556ca4fc564b7db9f10681c7914428aca5886c96e

    SHA512

    840b6dad4295f27e39279074efe78ae93d58393d1629de056ce305f3ced9122a78c7186f3f13b17a2c035a3ac60c0845d8ac2c32579cae02134b7ed0e6ff4011

  • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
    Filesize

    6KB

    MD5

    864bd33dae22fb16bcfb7f6aa68fba71

    SHA1

    74e22f9a8b7ebc6686c3657198ad57a150a257ae

    SHA256

    ecc055fa4966adfa0c1636e556ca4fc564b7db9f10681c7914428aca5886c96e

    SHA512

    840b6dad4295f27e39279074efe78ae93d58393d1629de056ce305f3ced9122a78c7186f3f13b17a2c035a3ac60c0845d8ac2c32579cae02134b7ed0e6ff4011

  • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
    Filesize

    6KB

    MD5

    864bd33dae22fb16bcfb7f6aa68fba71

    SHA1

    74e22f9a8b7ebc6686c3657198ad57a150a257ae

    SHA256

    ecc055fa4966adfa0c1636e556ca4fc564b7db9f10681c7914428aca5886c96e

    SHA512

    840b6dad4295f27e39279074efe78ae93d58393d1629de056ce305f3ced9122a78c7186f3f13b17a2c035a3ac60c0845d8ac2c32579cae02134b7ed0e6ff4011

  • C:\Users\Admin\AppData\Local\Temp\Revtlsvokenlxncqyejbesttechnology_s.exe
    Filesize

    6KB

    MD5

    864bd33dae22fb16bcfb7f6aa68fba71

    SHA1

    74e22f9a8b7ebc6686c3657198ad57a150a257ae

    SHA256

    ecc055fa4966adfa0c1636e556ca4fc564b7db9f10681c7914428aca5886c96e

    SHA512

    840b6dad4295f27e39279074efe78ae93d58393d1629de056ce305f3ced9122a78c7186f3f13b17a2c035a3ac60c0845d8ac2c32579cae02134b7ed0e6ff4011

  • memory/744-162-0x0000000006E60000-0x0000000007404000-memory.dmp
    Filesize

    5.6MB

  • memory/744-150-0x0000000000400000-0x0000000000428000-memory.dmp
    Filesize

    160KB

  • memory/744-156-0x0000000005540000-0x000000000557C000-memory.dmp
    Filesize

    240KB

  • memory/744-166-0x0000000007B10000-0x000000000803C000-memory.dmp
    Filesize

    5.2MB

  • memory/744-165-0x0000000007410000-0x00000000075D2000-memory.dmp
    Filesize

    1.8MB

  • memory/744-155-0x0000000005360000-0x0000000005372000-memory.dmp
    Filesize

    72KB

  • memory/744-149-0x0000000000000000-mapping.dmp
  • memory/744-161-0x0000000006810000-0x00000000068A2000-memory.dmp
    Filesize

    584KB

  • memory/744-164-0x0000000006BB0000-0x0000000006C00000-memory.dmp
    Filesize

    320KB

  • memory/744-163-0x0000000006B30000-0x0000000006BA6000-memory.dmp
    Filesize

    472KB

  • memory/744-153-0x00000000058B0000-0x0000000005EC8000-memory.dmp
    Filesize

    6.1MB

  • memory/744-154-0x0000000005430000-0x000000000553A000-memory.dmp
    Filesize

    1.0MB

  • memory/1572-148-0x0000000000D20000-0x0000000000D28000-memory.dmp
    Filesize

    32KB

  • memory/1572-145-0x0000000000000000-mapping.dmp
  • memory/2044-141-0x0000000005E30000-0x0000000005E96000-memory.dmp
    Filesize

    408KB

  • memory/2044-143-0x0000000007AB0000-0x000000000812A000-memory.dmp
    Filesize

    6.5MB

  • memory/2044-138-0x0000000002ED0000-0x0000000002F06000-memory.dmp
    Filesize

    216KB

  • memory/2044-137-0x0000000000000000-mapping.dmp
  • memory/2044-139-0x0000000005620000-0x0000000005C48000-memory.dmp
    Filesize

    6.2MB

  • memory/2044-140-0x0000000005DC0000-0x0000000005E26000-memory.dmp
    Filesize

    408KB

  • memory/2044-144-0x0000000006980000-0x000000000699A000-memory.dmp
    Filesize

    104KB

  • memory/2044-142-0x0000000006480000-0x000000000649E000-memory.dmp
    Filesize

    120KB

  • memory/2300-157-0x0000000000000000-mapping.dmp
  • memory/3484-170-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/3484-169-0x0000000000000000-mapping.dmp
  • memory/3484-172-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/3484-173-0x0000000000400000-0x0000000000409000-memory.dmp
    Filesize

    36KB

  • memory/4320-136-0x0000000005B20000-0x0000000005B42000-memory.dmp
    Filesize

    136KB

  • memory/4320-132-0x0000000000000000-mapping.dmp
  • memory/4320-135-0x0000000000420000-0x0000000000428000-memory.dmp
    Filesize

    32KB

  • memory/4488-167-0x0000000000000000-mapping.dmp