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12-04-2024 14:24

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12-04-2024 14:23

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29-03-2024 02:37

240329-c4jf6aga87 9

Analysis

  • max time kernel
    353s
  • max time network
    1203s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    12-04-2024 14:24

General

  • Target

    bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe

  • Size

    1.9MB

  • MD5

    bab406ad3b0603a45625755ffbccce49

  • SHA1

    7ce0bd31c68c5b54854098acad195b7a8d804939

  • SHA256

    bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8

  • SHA512

    a85ca2bc5ab42f8d32856a87c665b66df7d8e1c1ebbb143015d06fcc1bddba1faf684e2ee1d2a572f5ed04edf3a061837c293b5c1e3d2214864b90d8a68d25cc

  • SSDEEP

    49152:hgWDef4IXn7EvfNf+x83OeG5ztpAEq2pe2n9SCtQV:hvo49fk83ONztiEqz2nA

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    neuromediasoft.fr
  • Port:
    21
  • Username:
    [email protected]
  • Password:
    austinu#

Signatures

  • Contacts a large (1463) amount of remote hosts 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • UPX packed file 48 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Creates a large amount of network flows 1 TTPs

    This may indicate a network scan to discover remotely running services.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
    "C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1932
    • C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe
      "C:\Users\Admin\AppData\Local\Temp\bee5a8794014d11323dfb0276e541a0ee9567f61521a1a885ade5ca2d87f36d8.exe"
      2⤵
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      PID:2740

Network

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Discovery

Network Service Discovery

2
T1046

System Information Discovery

1
T1082

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdesc-consensus.tmp
    Filesize

    2.7MB

    MD5

    dab2b43a5160f05ac051521d8b3c9cb3

    SHA1

    68363d3e871099ff6d1a555e4c1c78bb8f15fb5d

    SHA256

    af4bb8cfd42af037db2ce687f858c9627e7dc9d953a46f8539c9cd6fa2e8eebc

    SHA512

    ad5a16746933b869d0e520bec027ff37cefd75c5add28ec8811bef0fffbe0126b6b44cb9c80c70dbe088bbbfb9e3a611bb1370189d8978793cbeb36ea9873211

  • C:\Users\Admin\AppData\Local\Temp\4KPV6A~1\cached-microdescs.new
    Filesize

    10.4MB

    MD5

    bfc487733165fcf4bc0e7929410cc8aa

    SHA1

    e8f6a7a5feed638e0f0ed9828f43b60e18c6b154

    SHA256

    1b68d1cadd614673c4181a644930a9d0617e7373dc573b4706aa3385ac6dbe63

    SHA512

    0f991462c19485edd8d5d57a3738ab8b98fbd2bf13f0eb1ac6bff2d12715e18ab310ee7259450b2b68c893b3d96d9bd71ee5f87947afe3241adb3cb36947a78e

  • memory/1932-0-0x00000000023A0000-0x0000000002558000-memory.dmp
    Filesize

    1.7MB

  • memory/1932-1-0x00000000023A0000-0x0000000002558000-memory.dmp
    Filesize

    1.7MB

  • memory/1932-2-0x0000000002560000-0x0000000002717000-memory.dmp
    Filesize

    1.7MB

  • memory/2740-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

  • memory/2740-5-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-7-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-8-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-9-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-10-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-11-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-16-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-17-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-18-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-19-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-20-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-29-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-46-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-52-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-53-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-55-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-57-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-56-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-60-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-59-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-61-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-62-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-65-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-67-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-69-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-68-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-66-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-64-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-63-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-71-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-73-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-76-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-78-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-79-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-75-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-82-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-72-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-87-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-89-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-92-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-93-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-101-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-96-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-95-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-91-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-90-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-88-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB

  • memory/2740-86-0x0000000000400000-0x0000000000848000-memory.dmp
    Filesize

    4.3MB