Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows7_x64
  • resource
    win7-20240611-en
  • resource tags

    arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
  • submitted
    14-06-2024 01:40

General

  • Target

    470822d9688c7dbebfbdf0a27749a520.exe

  • Size

    131KB

  • MD5

    470822d9688c7dbebfbdf0a27749a520

  • SHA1

    c811f9a8a40b8d854dd9b4247f939d0e0f0970f8

  • SHA256

    98cfa4a514a53938fe48a4cd1466acdac9cad38340cffbe755139dd69c6f5860

  • SHA512

    094c5099d7382d8bd11ab1f20f3ff36d44ec8d14baa859fd940b9621f8f4b093350922309663e275d2b5da21f24134924a176335a24f6096bdae06ae3265c1fd

  • SSDEEP

    3072:aEboFVlGAvwsgbpvYfMTc72L10fPsout6nn:5BzsgbpvnTcyOPsoS6nn

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 31 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Program Files directory 24 IoCs
  • Drops file in Windows directory 2 IoCs
  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\470822d9688c7dbebfbdf0a27749a520.exe
    "C:\Users\Admin\AppData\Local\Temp\470822d9688c7dbebfbdf0a27749a520.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious use of SetThreadContext
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1948
    • C:\Windows\SysWOW64\svchost.exe
      C:\Windows\System32\svchost.exe -EMBEDDING 423B5D51736E6673606C2147686D64725D426E6C6C6E6F2147686D64725D4C6862736E726E6775215269607364655D4C52486F676E5D304530304530435D474A422F565840 0
      2⤵
      • Deletes itself
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      PID:2648
  • C:\Windows\system32\cmd.exe
    cmd.exe /c call "C:\Program Files\Common Files\Microsoft\1D11D1B\KVEIF.jpg" -3 423B5D51736E6673606C2147686D64725D426E6C6C6E6F2147686D64725D4C6862736E726E6775215269607364655D4C52486F676E5D304530304530435D474A422F565840
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2892
    • C:\Program Files\Common Files\Microsoft\1D11D1B\KVEIF.jpg
      "C:\Program Files\Common Files\Microsoft\1D11D1B\KVEIF.jpg" -3 423B5D51736E6673606C2147686D64725D426E6C6C6E6F2147686D64725D4C6862736E726E6775215269607364655D4C52486F676E5D304530304530435D474A422F565840
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • Drops file in Program Files directory
      • Suspicious behavior: CmdExeWriteProcessMemorySpam
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1628
      • C:\Windows\SysWOW64\dllhost.exe
        C:\Windows\System32\dllhost.exe -sys 423B5D51736E6673606C2147686D64725D426E6C6C6E6F2147686D64725D4C6862736E726E6775215269607364655D4C52486F676E5D304530304530435D474A422F565840 0
        3⤵
        • Loads dropped DLL
        • Drops file in Program Files directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1560

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Program Files\Common Files\Microsoft Shared\MSInfo\1D11D1B\1D11D1B123.IMD

    Filesize

    131KB

    MD5

    ebcf0bcf60b644befacfc8e40735600c

    SHA1

    d92b107ad66ceabeb4fa3f37691271798488a6a3

    SHA256

    bab0415fbdd7c8be8d09e0b1f7c294d43c64890b72537a67d331fa285eefd94d

    SHA512

    d1b29b7ef96c85991b5702081aaee39efd88248c7f71c1ce3fb5ebf8374ace09669866c78e2047f1d43076547e33631cfcd47771df10ab04d06bb60a1444b037

  • C:\Program Files\Common Files\Microsoft Shared\MSInfo\1D11D1B\FKC.WYA

    Filesize

    108KB

    MD5

    f697e0c5c1d34f00d1700d6d549d4811

    SHA1

    f50a99377a7419185fc269bb4d12954ca42b8589

    SHA256

    1eacebb614305a9806113545be7b23cf14ce7e761ccf634510a7f1c0cfb6cd16

    SHA512

    d5f35672f208ebbe306beeb55dadde96aa330780e2ea84b45d3fa6af41369e357412d82978df74038f2d27dff4d06905fd0b4d852b0beef1bcfdd6a0849bc202

  • C:\Program Files\Common Files\Microsoft Shared\MSInfo\1D11D1B\KVEIFmain.ini

    Filesize

    711B

    MD5

    5b85700764c7f8ed2db3d99aba090ff3

    SHA1

    89521db8d1abb29e082628efdd23c547fa54ef44

    SHA256

    ade5e3636e8684f5845c18666a04a6b22d7a0f2631ea268a1aec910857c42e24

    SHA512

    00600e12dc1067eba53760eedfc4f408e88053a87462d55f01478887a9b4095138d471cc186684f0c14f4c2559da978e0ef3f78341910ecf1ca8caac9f67a642

  • C:\Program Files\Common Files\Microsoft Shared\MSInfo\1D11D1B\KVEIFss1.ini

    Filesize

    22B

    MD5

    a4ef93de80711124d4b7e080ccf42edb

    SHA1

    f4530f5e6d362781fa6dfa4982d25f3ad15dbf99

    SHA256

    9a09d2a2b23760cbc02ab362728b30783f943d90beebbdbd03c4e8b288492d24

    SHA512

    707c5a1a84a1cd490e3e0109c30b32724a69d27021653265bbd838065458e1eea20b470f145612f9ea5486711c47a59dcb515f9625829e63689a89af75901fa2

  • C:\Program Files\Common Files\Microsoft Shared\MSInfo\1D11D1B\ok.txt

    Filesize

    72B

    MD5

    7172a23e7e8060e7cd167a832bec182f

    SHA1

    de84498a3da758d808860e1ac7306138f67d089a

    SHA256

    71118122eb60159b03ce3fb8a7884e86c9f916857ffe387c5277681f0d3062f7

    SHA512

    b1b81013b37a3ad46f4dbc9c6c1e28d29c38c5e1ee8c324cf95855a045e41262cc59f5e33c9e0163243a464b98e6d2a12817e2d5a96fdf704bdfff14883dcd39

  • C:\Program Files\Common Files\Microsoft\1D11D1B\KVEIF.jpg

    Filesize

    131KB

    MD5

    8b841eca5ac6ffae0da8bb0a9f3c6275

    SHA1

    41f08fdd83524ae6241674c083e15727b35e3236

    SHA256

    d62bdf68167974e608b0a04e28c048cc699bc1da7dd7eb7df8d239ef06c5bdac

    SHA512

    1b04bb5f1edb9a1e237eb7a2bfa1c97ffe91b07bc20326d8b6d5bdcf3d405351b1e917a02467f08ec1adb7b10b30b71a8e576621553c91b3a1e253d3eb515451

  • \Windows\SysWOW64\kernel64.dll

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/1560-172-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/1560-224-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/1948-23-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-22-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-25-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-27-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-17-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-33-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-32-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-15-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-29-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-31-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-20-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-13-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-2-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-5-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-4-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-8-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-9-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/1948-11-0x0000000000220000-0x0000000000275000-memory.dmp

    Filesize

    340KB

  • memory/2648-71-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2648-89-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-101-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-85-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-75-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2648-99-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-97-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-95-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-94-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-91-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-87-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-83-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-81-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-79-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-78-0x00000000000F0000-0x0000000000145000-memory.dmp

    Filesize

    340KB

  • memory/2648-77-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2648-74-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2648-70-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2648-223-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2648-67-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB