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Analysis

  • max time kernel
    106s
  • max time network
    120s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/09/2024, 23:16 UTC

General

  • Target

    256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe

  • Size

    46KB

  • MD5

    8e8787a9f5f08f2313d0920f7154a0b0

  • SHA1

    e767aca0b1f82bd3b468378f02ce38745dc4f4f3

  • SHA256

    256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8f

  • SHA512

    63f6ecfbbbbab1c49f42ee3571fef7bbd01a5dc55160a20885d458ffef5f7786ea157b79c5bd8cb61454647bb2606ede12a40a5cce116c8d1b2cd177b9475331

  • SSDEEP

    768:V6LsoEEeegiZPvEhHSG+gDYQtOOtEvwDpj/MLam5aFr7YOzzfm0EXsJA:V6QFElP6n+gMQMOtEvwDpjyaYaFAh39

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe
    "C:\Users\Admin\AppData\Local\Temp\256259a6446c5ea1d384448c8d4da664531cda5f56dfc504ce3f466e64d8ac8fN.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1784
    • C:\Users\Admin\AppData\Local\Temp\asih.exe
      "C:\Users\Admin\AppData\Local\Temp\asih.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:1132

Network

  • flag-us
    DNS
    emrlogistics.com
    asih.exe
    Remote address:
    8.8.8.8:53
    Request
    emrlogistics.com
    IN A
    Response
    emrlogistics.com
    IN CNAME
    traff-6.hugedomains.com
    traff-6.hugedomains.com
    IN CNAME
    hdr-nlb10-d66bbad0736f8259.elb.us-east-2.amazonaws.com
    hdr-nlb10-d66bbad0736f8259.elb.us-east-2.amazonaws.com
    IN A
    18.119.154.66
    hdr-nlb10-d66bbad0736f8259.elb.us-east-2.amazonaws.com
    IN A
    3.140.13.188
  • flag-us
    DNS
    240.221.184.93.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    240.221.184.93.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    28.118.140.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    28.118.140.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    68.159.190.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    68.159.190.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    217.106.137.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    217.106.137.52.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    183.59.114.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    183.59.114.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    198.187.3.20.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    198.187.3.20.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    66.209.201.84.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    66.209.201.84.in-addr.arpa
    IN PTR
    Response
  • flag-us
    DNS
    21.236.111.52.in-addr.arpa
    Remote address:
    8.8.8.8:53
    Request
    21.236.111.52.in-addr.arpa
    IN PTR
    Response
  • 18.119.154.66:443
    emrlogistics.com
    asih.exe
    260 B
    5
  • 3.140.13.188:443
    emrlogistics.com
    asih.exe
    260 B
    5
  • 18.119.154.66:443
    emrlogistics.com
    asih.exe
    260 B
    5
  • 3.140.13.188:443
    emrlogistics.com
    asih.exe
    260 B
    5
  • 18.119.154.66:443
    emrlogistics.com
    asih.exe
    260 B
    5
  • 3.140.13.188:443
    emrlogistics.com
    asih.exe
    208 B
    4
  • 8.8.8.8:53
    emrlogistics.com
    dns
    asih.exe
    62 B
    193 B
    1
    1

    DNS Request

    emrlogistics.com

    DNS Response

    18.119.154.66
    3.140.13.188

  • 8.8.8.8:53
    240.221.184.93.in-addr.arpa
    dns
    73 B
    144 B
    1
    1

    DNS Request

    240.221.184.93.in-addr.arpa

  • 8.8.8.8:53
    28.118.140.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    28.118.140.52.in-addr.arpa

  • 8.8.8.8:53
    68.159.190.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    68.159.190.20.in-addr.arpa

  • 8.8.8.8:53
    217.106.137.52.in-addr.arpa
    dns
    73 B
    147 B
    1
    1

    DNS Request

    217.106.137.52.in-addr.arpa

  • 8.8.8.8:53
    183.59.114.20.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    183.59.114.20.in-addr.arpa

  • 8.8.8.8:53
    198.187.3.20.in-addr.arpa
    dns
    71 B
    157 B
    1
    1

    DNS Request

    198.187.3.20.in-addr.arpa

  • 8.8.8.8:53
    66.209.201.84.in-addr.arpa
    dns
    72 B
    132 B
    1
    1

    DNS Request

    66.209.201.84.in-addr.arpa

  • 8.8.8.8:53
    21.236.111.52.in-addr.arpa
    dns
    72 B
    158 B
    1
    1

    DNS Request

    21.236.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\asih.exe

    Filesize

    46KB

    MD5

    1cafb018f345556c86109524fc84642f

    SHA1

    b908a4b3e8b9d0cf744edd50a830aa88e6b351ee

    SHA256

    2c6c840adc2e2c4de598780b4a6d24f078b3205f1b023a3b8a33e9f6c06f1fec

    SHA512

    490ccba1ba51422060a707a83a5748ccbb0a8eaf5c910ff7c65152f9d73cac2789df422a639acf5ec54e5afde719ce0cdfa724134f80f7113591c34343a93e73

  • memory/1132-18-0x0000000000750000-0x0000000000756000-memory.dmp

    Filesize

    24KB

  • memory/1132-17-0x0000000000620000-0x0000000000626000-memory.dmp

    Filesize

    24KB

  • memory/1784-0-0x0000000000590000-0x0000000000596000-memory.dmp

    Filesize

    24KB

  • memory/1784-1-0x0000000000590000-0x0000000000596000-memory.dmp

    Filesize

    24KB

  • memory/1784-2-0x00000000021A0000-0x00000000021A6000-memory.dmp

    Filesize

    24KB

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