Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    06/09/2024, 00:16

General

  • Target

    f168be9c023341488f6caeb21563c670N.exe

  • Size

    175KB

  • MD5

    f168be9c023341488f6caeb21563c670

  • SHA1

    1b32a4d9018ac122b1d9f2080be9ce06560dac78

  • SHA256

    13af4e4a2ddf76ff36a71112b457e8e5627abf33ef5889d7538def3c0c03fdfb

  • SHA512

    fbd880257aec00e172f4e65a8d5d0d70bb9ae5c81f9ac72f23f120ef31bc0fc339a6335bd4baeada3fe506782a08c0bea0a71db30cb50d1f5e967f9a3167c905

  • SSDEEP

    3072:Xi7o7VHprGPGlyvfB5D6pEdDXONu//847FRtoutZpJP:Xi7o7VJaOUnB51DXOv47FzoSfB

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 35 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 8 IoCs
  • Drops file in Windows directory 4 IoCs
  • 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 behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f168be9c023341488f6caeb21563c670N.exe
    "C:\Users\Admin\AppData\Local\Temp\f168be9c023341488f6caeb21563c670N.exe"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2708
    • C:\Program Files (x86)\Tencent\qq\727B6D6173\PFJXY.zz
      "C:\Program Files (x86)\Tencent\qq\727B6D6173\PFJXY.zz" -z 423B5D51736E6673606C2147686D64722129793937285D55646F62646F755D70705D363336433745373036325D4A42502F554840
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:2108
    • C:\Users\Admin\AppData\Local\Temp\f168be9c023341488f6caeb21563c670N.exe
      C:\Users\Admin\AppData\Local\Temp\f168be9c023341488f6caeb21563c670N.exe
      2⤵
      • Loads dropped DLL
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2656

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Tencent\qq\727B6D6173\PFJXY.zz

    Filesize

    175KB

    MD5

    985f50b3626195b2213229654c04b62c

    SHA1

    dcd76f050421beb7f07554bedc00e84ea031f3ac

    SHA256

    ed7d232e1db5850542bc9f72ef52bd17c54909f628e6ea4b660a0d780a56654c

    SHA512

    a9c6136d3a402507728a931cda6a0634c8b80065df034ee15ddae5ec4ce6b8160c15bc5314b35564797b83b88694a686bdd5aa319c363aa86cd9b228f2fc6377

  • C:\Program Files (x86)\Tencent\qq\727B6D6173\PFJXYmain.ini

    Filesize

    1KB

    MD5

    f527f1cc382565a06de77bfbab213be6

    SHA1

    e9dd470d06ae59eccb5aecc020a96a877ab841d6

    SHA256

    6f1448d4216de766a41f29d11ece93ac15c6b597ce7d93120bc2e1a71bc67bda

    SHA512

    7c8cee035033dfb67cc21e72a1dabe61ac2548d3b995adf544278d85a9f43ff0484b82a3428a41dbd53bd7b17dbac5e9197d2c2e7aedf1e4ba3884f4cb639ac5

  • C:\Program Files (x86)\Tencent\qq\727B6D6173\PFJXYss1.ini

    Filesize

    22B

    MD5

    eb4d00f651645e390943aeb1ce9828a8

    SHA1

    b38a539150d805ce92cb56563f66c3498273c9bb

    SHA256

    54e311b27f481b97d4851f2446ef3a5a75687793bb9408733d9ab9aa7024b830

    SHA512

    4d0c2ae53b7a018f2a77228d279dc096eed52f095a13e3b5cd7ebc1a711a6fa4ed77c90ccc869f610139efd67631860f37920759ab4fda8428c4343428d52fb1

  • C:\Windows\Web\626E66616661667B.tmp

    Filesize

    109KB

    MD5

    7ad6c16975b966367d5741310bb3a062

    SHA1

    62c0dba41307541f3ae9e8b05c8c76996bb56e36

    SHA256

    135fb2b87d31aff906c4867cd64e651bfe1e18b6b1f2c552a533f474563762d9

    SHA512

    1c3e8215107355a7993ec0cf605e0ca8645ab5bf7fc83ae0184f33c1b206fe6c8c23cd80cdcdfaceaf9e37d630955560535b12620b441ae732b1f033bfeba52d

  • \Windows\SysWOW64\kernel64.dll

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/2108-110-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2108-108-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2656-125-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-131-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-158-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2656-141-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-139-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-137-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-135-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-133-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-129-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-127-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-123-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-121-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-119-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-117-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-115-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-114-0x0000000000380000-0x00000000003D6000-memory.dmp

    Filesize

    344KB

  • memory/2656-112-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2708-1-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB

  • memory/2708-4-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-106-0x0000000001D20000-0x0000000001D4C000-memory.dmp

    Filesize

    176KB

  • memory/2708-10-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-6-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-12-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-18-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-36-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-37-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-38-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-107-0x0000000001D20000-0x0000000001D4C000-memory.dmp

    Filesize

    176KB

  • memory/2708-3-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-22-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-16-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-32-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-20-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-8-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-24-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-26-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-28-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-30-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-14-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-34-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/2708-157-0x0000000000400000-0x000000000042C000-memory.dmp

    Filesize

    176KB