Analysis

  • max time kernel
    50s
  • max time network
    77s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2022 18:38

General

  • Target

    a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.exe

  • Size

    1.7MB

  • MD5

    2c1c93a93645d3deb11692760a713df4

  • SHA1

    9178ac91eb42073926397cae1e6109b95a4ac35f

  • SHA256

    a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf

  • SHA512

    be41c283ae65bca975e8495f77857d4a97296867e244acc0c0fc38c78ff30caa706eeb8165ce4dbac908150673d3e74123b46052bfdea038d40cd896134fc314

  • SSDEEP

    24576:n4nXubIQGyxbPV0db26Wmd0l4sv1Et9uGpckT52zedlq89Ws5uIzk5aM/phdOi:nqe3f61mZSffPMWrQ0Zkd

Score
8/10

Malware Config

Signatures

  • Downloads MZ/PE file
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 5 IoCs
  • Modifies system certificate store 2 TTPs 8 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.exe
    "C:\Users\Admin\AppData\Local\Temp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Users\Admin\AppData\Local\Temp\is-P6AMK.tmp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-P6AMK.tmp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.tmp" /SL5="$7012C,831488,831488,C:\Users\Admin\AppData\Local\Temp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.exe"
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Modifies system certificate store
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1192
      • C:\Users\Admin\AppData\Local\Temp\is-3QPM9.tmp\file_.exe
        "C:\Users\Admin\AppData\Local\Temp\is-3QPM9.tmp\file_.exe" /LANG=en /NA=Rh85hR64
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:1448
        • C:\Users\Admin\AppData\Local\Temp\is-UD2H9.tmp\file_.tmp
          "C:\Users\Admin\AppData\Local\Temp\is-UD2H9.tmp\file_.tmp" /SL5="$201B4,1577628,798720,C:\Users\Admin\AppData\Local\Temp\is-3QPM9.tmp\file_.exe" /LANG=en /NA=Rh85hR64
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Modifies system certificate store
          PID:1104

Network

MITRE ATT&CK Matrix ATT&CK v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\is-3QPM9.tmp\file_.exe
    Filesize

    2.4MB

    MD5

    5c32dd00458ce7452363924473f9a8ea

    SHA1

    3304fad9a22267892754bf1b7227baf1c9f7b966

    SHA256

    b4eb51e888d78954e0554125f86b21b9fed30899f16fd15db9b3ce409f1a6dad

    SHA512

    e5841d84ddc7b967f0d08dbb2c158e4d118c0dffc5a516ac024121f646f72399dd8bf09ed4e8604491febe5e2bbfe3bfc6de2e2b9b29b87ab684126d90432159

  • C:\Users\Admin\AppData\Local\Temp\is-3QPM9.tmp\file_.exe
    Filesize

    2.4MB

    MD5

    5c32dd00458ce7452363924473f9a8ea

    SHA1

    3304fad9a22267892754bf1b7227baf1c9f7b966

    SHA256

    b4eb51e888d78954e0554125f86b21b9fed30899f16fd15db9b3ce409f1a6dad

    SHA512

    e5841d84ddc7b967f0d08dbb2c158e4d118c0dffc5a516ac024121f646f72399dd8bf09ed4e8604491febe5e2bbfe3bfc6de2e2b9b29b87ab684126d90432159

  • C:\Users\Admin\AppData\Local\Temp\is-P6AMK.tmp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.tmp
    Filesize

    3.0MB

    MD5

    0c229cd26910820581b5809c62fe5619

    SHA1

    28c0630385b21f29e3e2bcc34865e5d15726eaa0

    SHA256

    abfa49a915d2e0a82561ca440365e6a2d59f228533b56a8f78addf000a1081b3

    SHA512

    b8ff3dc65f7c0e03721572af738ec4886ba895dc70c1a41a3ce8c8abe0946d167cec71913017fd11d5892452db761ea88901a5a09a681ae779dd531edbb83a2a

  • C:\Users\Admin\AppData\Local\Temp\is-UD2H9.tmp\file_.tmp
    Filesize

    2.9MB

    MD5

    4186cf42a2321ac3fac422f87c74db86

    SHA1

    8ecabb8f9b852e65eeab2b666cf89f2c54d4cba5

    SHA256

    0ea001beca6f62dd410158c78e7aaf9fd56a71ad33a7c5af0899b33608eed7bb

    SHA512

    c7ca63c97ebf5754564819d7a59439e73699803adac1cdf6e6c9593763de5e106c05715df0b72c02bc6dfb4605d152892267957df8a90da48fa57d4c65989329

  • \Users\Admin\AppData\Local\Temp\is-3QPM9.tmp\file_.exe
    Filesize

    2.4MB

    MD5

    5c32dd00458ce7452363924473f9a8ea

    SHA1

    3304fad9a22267892754bf1b7227baf1c9f7b966

    SHA256

    b4eb51e888d78954e0554125f86b21b9fed30899f16fd15db9b3ce409f1a6dad

    SHA512

    e5841d84ddc7b967f0d08dbb2c158e4d118c0dffc5a516ac024121f646f72399dd8bf09ed4e8604491febe5e2bbfe3bfc6de2e2b9b29b87ab684126d90432159

  • \Users\Admin\AppData\Local\Temp\is-FE459.tmp\Helper.dll
    Filesize

    2.0MB

    MD5

    4eb0347e66fa465f602e52c03e5c0b4b

    SHA1

    fdfedb72614d10766565b7f12ab87f1fdca3ea81

    SHA256

    c73e53cbb7b98feafe27cc7de8fdad51df438e2235e91891461c5123888f73cc

    SHA512

    4c909a451059628119f92b2f0c8bcd67b31f63b57d5339b6ce8fd930be5c9baf261339fdd9da820321be497df8889ce7594b7bfaadbaa43c694156651bf6c1fd

  • \Users\Admin\AppData\Local\Temp\is-FE459.tmp\botva2.dll
    Filesize

    37KB

    MD5

    67965a5957a61867d661f05ae1f4773e

    SHA1

    f14c0a4f154dc685bb7c65b2d804a02a0fb2360d

    SHA256

    450b9b0ba25bf068afbc2b23d252585a19e282939bf38326384ea9112dfd0105

    SHA512

    c6942818b9026dc5db2d62999d32cf99fe7289f79a28b8345af17acf9d13b2229a5e917a48ff1f6d59715bdbcb00c1625e0302abcfe10ca7e0475762e0a3f41b

  • \Users\Admin\AppData\Local\Temp\is-P6AMK.tmp\a2aac45b6ae5a09bfa9e4ecdd90c5caa42acbe53588160fa6aa3f357ec6035bf.tmp
    Filesize

    3.0MB

    MD5

    0c229cd26910820581b5809c62fe5619

    SHA1

    28c0630385b21f29e3e2bcc34865e5d15726eaa0

    SHA256

    abfa49a915d2e0a82561ca440365e6a2d59f228533b56a8f78addf000a1081b3

    SHA512

    b8ff3dc65f7c0e03721572af738ec4886ba895dc70c1a41a3ce8c8abe0946d167cec71913017fd11d5892452db761ea88901a5a09a681ae779dd531edbb83a2a

  • \Users\Admin\AppData\Local\Temp\is-UD2H9.tmp\file_.tmp
    Filesize

    2.9MB

    MD5

    4186cf42a2321ac3fac422f87c74db86

    SHA1

    8ecabb8f9b852e65eeab2b666cf89f2c54d4cba5

    SHA256

    0ea001beca6f62dd410158c78e7aaf9fd56a71ad33a7c5af0899b33608eed7bb

    SHA512

    c7ca63c97ebf5754564819d7a59439e73699803adac1cdf6e6c9593763de5e106c05715df0b72c02bc6dfb4605d152892267957df8a90da48fa57d4c65989329

  • memory/1104-78-0x0000000007420000-0x000000000742F000-memory.dmp
    Filesize

    60KB

  • memory/1104-71-0x0000000000000000-mapping.dmp
  • memory/1192-58-0x0000000000000000-mapping.dmp
  • memory/1192-62-0x0000000074601000-0x0000000074603000-memory.dmp
    Filesize

    8KB

  • memory/1448-73-0x0000000000400000-0x00000000004D0000-memory.dmp
    Filesize

    832KB

  • memory/1448-67-0x0000000000400000-0x00000000004D0000-memory.dmp
    Filesize

    832KB

  • memory/1448-64-0x0000000000000000-mapping.dmp
  • memory/1448-76-0x0000000000400000-0x00000000004D0000-memory.dmp
    Filesize

    832KB

  • memory/1448-79-0x0000000000400000-0x00000000004D0000-memory.dmp
    Filesize

    832KB

  • memory/1652-54-0x0000000074FD1000-0x0000000074FD3000-memory.dmp
    Filesize

    8KB

  • memory/1652-61-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/1652-55-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB

  • memory/1652-80-0x0000000000400000-0x00000000004D8000-memory.dmp
    Filesize

    864KB