Analysis

  • max time kernel
    120s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    08/09/2024, 16:31

General

  • Target

    7e7dae10afec3e0c26f1842ca0a7d9c0N.exe

  • Size

    178KB

  • MD5

    7e7dae10afec3e0c26f1842ca0a7d9c0

  • SHA1

    328fa95901d28a84d55afcda681016871a6a0b5a

  • SHA256

    7a2d14aa628aab63b12c0508344b64bed41fca3716f67d62c18a955e1bae35f8

  • SHA512

    ba7a05dc40656e0dd8be601232dadf8c309d394afc98732dba2ef73c1115ba9b8ebbc5d99ff7c0357ee4bdaef15b0c2eab05b385bc77481bbc91c545a2fce3d5

  • SSDEEP

    3072:oi7oIVHpkiOQdhY2wO+IMsx0UCHsqqRDZ71Xh7uYYytjoutxb:oi7oIVJkiBE28QnDBuytjoSt

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 5 IoCs
  • UPX packed file 35 IoCs

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

  • Drops file in System32 directory 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Program Files directory 23 IoCs
  • Drops file in Windows directory 4 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 51 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7e7dae10afec3e0c26f1842ca0a7d9c0N.exe
    "C:\Users\Admin\AppData\Local\Temp\7e7dae10afec3e0c26f1842ca0a7d9c0N.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:1812
    • C:\Program Files (x86)\Tencent\qq\776F686578\AFKVY.zz
      "C:\Program Files (x86)\Tencent\qq\776F686578\AFKVY.zz" -z 423B5D51736E6673606C2147686D64722129793937285D55646F62646F755D70705D363637473739373436395D4256542F52495B
      2⤵
      • Executes dropped EXE
      • Drops file in Program Files directory
      PID:2100
    • C:\Users\Admin\AppData\Local\Temp\7e7dae10afec3e0c26f1842ca0a7d9c0N.exe
      C:\Users\Admin\AppData\Local\Temp\7e7dae10afec3e0c26f1842ca0a7d9c0N.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of SetThreadContext
      • 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:1800
      • C:\Windows\SysWOW64\AdapterTroubleshooter.exe
        C:\Windows\system32\AdapterTroubleshooter.exe -EMBEDDING 423B5D51736E6673606C2147686D64722129793937285D55646F62646F755D70705D363637473739373436395D4256542F52495B 0
        3⤵
        • Loads dropped DLL
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        PID:2368

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Program Files (x86)\Tencent\qq\776F686578\AFKVY.zz

    Filesize

    178KB

    MD5

    3d98d29648003d42f51a59b8c01ef5c0

    SHA1

    a4ac397b139c9b79a85afe7ce0482a8fe80f6b57

    SHA256

    faaff60e29beb6d21fc324cff60246357d1ab42cbc2d50fc938bab4206303fe0

    SHA512

    087eecc5f88837edd630f088f0e9111800b4e956d7b3874da31329d58ab55857d2179f578ecd516c2ac0671ffb08fa5f31f8c053bc24985481420fdbbab1bb92

  • C:\Program Files (x86)\Tencent\qq\776F686578\AFKVYmain.ini

    Filesize

    1KB

    MD5

    f527f1cc382565a06de77bfbab213be6

    SHA1

    e9dd470d06ae59eccb5aecc020a96a877ab841d6

    SHA256

    6f1448d4216de766a41f29d11ece93ac15c6b597ce7d93120bc2e1a71bc67bda

    SHA512

    7c8cee035033dfb67cc21e72a1dabe61ac2548d3b995adf544278d85a9f43ff0484b82a3428a41dbd53bd7b17dbac5e9197d2c2e7aedf1e4ba3884f4cb639ac5

  • C:\Program Files (x86)\Tencent\qq\776F686578\AFKVYss1.ini

    Filesize

    22B

    MD5

    77c001c62fb95d065e34ec25e5864fc0

    SHA1

    bd38b0eb0e33ab931fb0d356358b9c086f4997f0

    SHA256

    decfe4ed60f15089019fa10459c9541b270d767900078f420a4b07458d592c67

    SHA512

    ca610a3e18f92731108c6038212256be655fc86c6e5284cfc4484e987f436aa1b3922feb623ed04888a5e80576cbd1beb5cee3c6200ba3c17b303e4b12306f1a

  • C:\Windows\Web\656961666166617C.tmp

    Filesize

    109KB

    MD5

    00a51edfd6a21ef8bfaad17a05ee8776

    SHA1

    aebbadb726daf64e65127bbd024cc56dcf41aea6

    SHA256

    58dba017c96ef288d5ed3d46ce3d41a9e371933c355c515e4165e80acf564f58

    SHA512

    cacc2be13301d5570a5260b6fa91be23273b5b7db26b57c1ba955b1c74b60c9659aa81146f4f23c82983a96ffe69b161576a20de09937eae8f6833ccf608ca9d

  • \Program Files (x86)\Tencent\qq\776F686578\AFKVY.zz

    Filesize

    178KB

    MD5

    b2b4e838654d37a401da4b16c78b3ed6

    SHA1

    5ce9e311e9dc32b10f923445834000f908b70cb6

    SHA256

    50e59d759d9cc430d7ac8dc17dc72b2371ed08db0ae520323942a16cc54d72fd

    SHA512

    2917eb2eee4d53547c45d9e9c783ed0b364b622f0dafad6ac8e5f157c0d3c0593bc886ba5cca46bcdaf9902881b99d1e40fd2b776c31fed13cea4d0f214cffef

  • \Windows\SysWOW64\kernel64.dll

    Filesize

    1.1MB

    MD5

    9b98d47916ead4f69ef51b56b0c2323c

    SHA1

    290a80b4ded0efc0fd00816f373fcea81a521330

    SHA256

    96e0ae104c9662d0d20fdf59844c2d18334e5847b6c4fc7f8ce4b3b87f39887b

    SHA512

    68b67021f228d8d71df4deb0b6388558b2f935a6aa466a12199cd37ada47ee588ea407b278d190d3a498b0ef3f5f1a2573a469b7ea5561ab2e7055c45565fe94

  • memory/1800-117-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-125-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-137-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-112-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-113-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-115-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-110-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/1800-119-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-121-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-133-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-127-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-129-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-131-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-123-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-141-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-139-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-135-0x00000000005C0000-0x0000000000616000-memory.dmp

    Filesize

    344KB

  • memory/1800-270-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/1812-20-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-32-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-3-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-105-0x0000000001F50000-0x0000000001F7D000-memory.dmp

    Filesize

    180KB

  • memory/1812-267-0x0000000001F50000-0x0000000001F7D000-memory.dmp

    Filesize

    180KB

  • memory/1812-22-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-16-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-18-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-35-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-36-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-34-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-1-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/1812-24-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-26-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-28-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-104-0x0000000001F50000-0x0000000001F7D000-memory.dmp

    Filesize

    180KB

  • memory/1812-30-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-4-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-6-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-8-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-10-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-12-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-14-0x00000000001B0000-0x0000000000206000-memory.dmp

    Filesize

    344KB

  • memory/1812-266-0x0000000001F50000-0x0000000001F7D000-memory.dmp

    Filesize

    180KB

  • memory/1812-262-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2100-106-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2100-108-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2368-265-0x0000000000330000-0x0000000000331000-memory.dmp

    Filesize

    4KB

  • memory/2368-215-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB

  • memory/2368-275-0x0000000000400000-0x000000000042D000-memory.dmp

    Filesize

    180KB