Analysis

  • max time kernel
    152s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    04-05-2021 15:37

General

  • Target

    DHL Notification.jar

  • Size

    100KB

  • MD5

    0917fbd208a8645f6baf6d5aadd62ed0

  • SHA1

    00cb52652623edec170cca21a2fac207af1d66a4

  • SHA256

    639ee6e0d9338cb339c804d48e759e20be2a9f6fe09a74c8531e1373e239a644

  • SHA512

    2cc7d67a1cc6b36e215585bd85b98ae83fdf743c19df7e42ecd6a7f2b73335cef8890742dfc478399245374434730471ff3e7d6d85d7e6008733ad7dbfbef188

Score
7/10

Malware Config

Signatures

  • Drops startup file 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\java.exe
    java -jar "C:\Users\Admin\AppData\Local\Temp\DHL Notification.jar"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:280
    • C:\Program Files\Java\jre7\bin\java.exe
      "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\DHL Notification.jar"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of WriteProcessMemory
      PID:1668
      • C:\Windows\system32\cmd.exe
        cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\DHL Notification.jar"
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:856
        • C:\Windows\system32\schtasks.exe
          schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\DHL Notification.jar"
          4⤵
          • Creates scheduled task(s)
          PID:1984
      • C:\Program Files\Java\jre7\bin\java.exe
        "C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\DHL Notification.jar"
        3⤵
        • Loads dropped DLL
        PID:532

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna5198667992743927945.dll
    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • C:\Users\Admin\AppData\Roaming\DHL Notification.jar
    MD5

    0917fbd208a8645f6baf6d5aadd62ed0

    SHA1

    00cb52652623edec170cca21a2fac207af1d66a4

    SHA256

    639ee6e0d9338cb339c804d48e759e20be2a9f6fe09a74c8531e1373e239a644

    SHA512

    2cc7d67a1cc6b36e215585bd85b98ae83fdf743c19df7e42ecd6a7f2b73335cef8890742dfc478399245374434730471ff3e7d6d85d7e6008733ad7dbfbef188

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-2455352368-1077083310-2879168483-1000\83aa4cc77f591dfc2374580bbd95f6ba_14c10c19-3a0b-4ef0-8928-af871cb14c00
    MD5

    c8366ae350e7019aefc9d1e6e6a498c6

    SHA1

    5731d8a3e6568a5f2dfbbc87e3db9637df280b61

    SHA256

    11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238

    SHA512

    33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

  • C:\Users\Admin\AppData\Roaming\lib\jna-5.5.0.jar
    MD5

    acfb5b5fd9ee10bf69497792fd469f85

    SHA1

    0e0845217c4907822403912ad6828d8e0b256208

    SHA256

    b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

    SHA512

    e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

  • C:\Users\Admin\AppData\Roaming\lib\jna-platform-5.5.0.jar
    MD5

    2f4a99c2758e72ee2b59a73586a2322f

    SHA1

    af38e7c4d0fc73c23ecd785443705bfdee5b90bf

    SHA256

    24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

    SHA512

    b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

  • C:\Users\Admin\AppData\Roaming\lib\system-hook-3.5.jar
    MD5

    e1aa38a1e78a76a6de73efae136cdb3a

    SHA1

    c463da71871f780b2e2e5dba115d43953b537daf

    SHA256

    2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

    SHA512

    fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

  • C:\Users\Admin\DHL Notification.jar
    MD5

    0917fbd208a8645f6baf6d5aadd62ed0

    SHA1

    00cb52652623edec170cca21a2fac207af1d66a4

    SHA256

    639ee6e0d9338cb339c804d48e759e20be2a9f6fe09a74c8531e1373e239a644

    SHA512

    2cc7d67a1cc6b36e215585bd85b98ae83fdf743c19df7e42ecd6a7f2b73335cef8890742dfc478399245374434730471ff3e7d6d85d7e6008733ad7dbfbef188

  • C:\Users\Admin\lib\jna-5.5.0.jar
    MD5

    acfb5b5fd9ee10bf69497792fd469f85

    SHA1

    0e0845217c4907822403912ad6828d8e0b256208

    SHA256

    b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e

    SHA512

    e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

  • C:\Users\Admin\lib\jna-platform-5.5.0.jar
    MD5

    2f4a99c2758e72ee2b59a73586a2322f

    SHA1

    af38e7c4d0fc73c23ecd785443705bfdee5b90bf

    SHA256

    24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5

    SHA512

    b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

  • C:\Users\Admin\lib\sqlite-jdbc-3.14.2.1.jar
    MD5

    b33387e15ab150a7bf560abdc73c3bec

    SHA1

    66b8075784131f578ef893fd7674273f709b9a4c

    SHA256

    2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491

    SHA512

    25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

  • C:\Users\Admin\lib\system-hook-3.5.jar
    MD5

    e1aa38a1e78a76a6de73efae136cdb3a

    SHA1

    c463da71871f780b2e2e5dba115d43953b537daf

    SHA256

    2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609

    SHA512

    fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

  • \Users\Admin\AppData\Local\Temp\jna-63116079\jna303141558258147471.dll
    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • \Users\Admin\AppData\Local\Temp\jna-63116079\jna5198667992743927945.dll
    MD5

    e02979ecd43bcc9061eb2b494ab5af50

    SHA1

    3122ac0e751660f646c73b10c4f79685aa65c545

    SHA256

    a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a

    SHA512

    1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

  • memory/280-62-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-70-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-61-0x0000000002280000-0x00000000024F0000-memory.dmp
    Filesize

    2.4MB

  • memory/280-68-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-82-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-60-0x000007FEFB561000-0x000007FEFB563000-memory.dmp
    Filesize

    8KB

  • memory/280-76-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-69-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-75-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-74-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-64-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-65-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/280-72-0x0000000000130000-0x0000000000131000-memory.dmp
    Filesize

    4KB

  • memory/532-100-0x0000000000320000-0x0000000000321000-memory.dmp
    Filesize

    4KB

  • memory/532-99-0x00000000023D0000-0x0000000002640000-memory.dmp
    Filesize

    2.4MB

  • memory/532-94-0x0000000000000000-mapping.dmp
  • memory/532-106-0x0000000000320000-0x0000000000321000-memory.dmp
    Filesize

    4KB

  • memory/856-93-0x0000000000000000-mapping.dmp
  • memory/1668-95-0x0000000000420000-0x0000000000421000-memory.dmp
    Filesize

    4KB

  • memory/1668-86-0x0000000000420000-0x0000000000421000-memory.dmp
    Filesize

    4KB

  • memory/1668-85-0x0000000002110000-0x0000000002380000-memory.dmp
    Filesize

    2.4MB

  • memory/1668-81-0x0000000000000000-mapping.dmp
  • memory/1984-97-0x0000000000000000-mapping.dmp