Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
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submitted
08-01-2025 14:12
General
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Target
JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar
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Size
184KB
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MD5
a3fb4ae95c327cd14ea35fba98038d89
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SHA1
6c993c1f0fb3386e2a9cfa1eebee55cd5c367648
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SHA256
4407d7019ad4c3f66a63c234b473f23c1a5153cfee8151ced528111a5924894d
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SHA512
0e0f304478156c197b3e7fc451bb6a2b014a404e69d2af6accbe04d0775b3be83112fc065b4d2d34356dc709c9776f16469469ec5ba1af3533a1019a68cfcc64
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SSDEEP
3072:tGBfbhJvECwxGXmHkRpZTsUSuMica+h04eilvJ44fd65yJsHbDSLK+hTbY/Tek87:t61JspxGXFvZT3404nlR44fQcGHbDSL5
Malware Config
Extracted
strrat
31.210.20.164:4292
127.0.0.1:4292
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license_id
61DP-MVTK-7F5S-QIGT-AV1H
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plugins_url
http://jbfrost.live/strigoi/server/?hwid=1&lid=m&ht=5
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scheduled_task
true
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secondary_startup
true
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startup
true
Signatures
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STRRAT
STRRAT is a remote access tool than can steal credentials and log keystrokes.
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Strrat family
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Drops startup file 1 IoCs
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Loads dropped DLL 2 IoCs
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Adds Run key to start application 2 TTPs 2 IoCs
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Drops file in Program Files directory 1 IoCs
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Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious use of WriteProcessMemory 10 IoCs
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Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar1⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
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C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Program Files\Java\jre-1.8\JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar"2⤵
- Suspicious use of WriteProcessMemory
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C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar"3⤵
- Drops startup file
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
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C:\Windows\SYSTEM32\cmd.execmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar"4⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\schtasks.exeschtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar"5⤵
- Scheduled Task/Job: Scheduled Task
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C:\Program Files\Java\jre-1.8\bin\java.exe"C:\Program Files\Java\jre-1.8\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\JaffaCakes118_a3fb4ae95c327cd14ea35fba98038d89.jar"4⤵
- Loads dropped DLL
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Scheduled Task/Job
1Scheduled Task
1Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
184KB
MD5a3fb4ae95c327cd14ea35fba98038d89
SHA16c993c1f0fb3386e2a9cfa1eebee55cd5c367648
SHA2564407d7019ad4c3f66a63c234b473f23c1a5153cfee8151ced528111a5924894d
SHA5120e0f304478156c197b3e7fc451bb6a2b014a404e69d2af6accbe04d0775b3be83112fc065b4d2d34356dc709c9776f16469469ec5ba1af3533a1019a68cfcc64
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Filesize
46B
MD549043ba51e5a1fe29707fa1426405461
SHA1a30041666ef10efdaefd65aa2e1991585810e36d
SHA256cbf9665f96f299e21a2dfb2927e60513ee2b16ef20b8a09fee76d6ef845bbaa6
SHA512d7e6c1783f5e7b67847cfd6376b82e37d5b942c27c75b939c180d783dd209ab778b634e0a1d3725d1d861e60646dcd65116ea2e371669d403d022de48ca41c1e
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Filesize
46B
MD52ee1801e223a5e0a5db031bd66eb520e
SHA1d09e0eb50ee553af80b6c9821669bb1c9083c1b3
SHA256826ed8c3a6ed99fe127acb7c47ce9acbf25c4104d0b544553a195d03488f2b56
SHA51263d2af6ce3c7ea90f101d78e0959d08971ff646e2335157a72a880528906f8c3e010f8b64e872bcaa77faa3d8832d6edad7194eb544a0607862742a00c245903
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Filesize
241KB
MD5e02979ecd43bcc9061eb2b494ab5af50
SHA13122ac0e751660f646c73b10c4f79685aa65c545
SHA256a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA5121e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372
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Filesize
45B
MD5c8366ae350e7019aefc9d1e6e6a498c6
SHA15731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA25611e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA51233c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd
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Filesize
1.4MB
MD5acfb5b5fd9ee10bf69497792fd469f85
SHA10e0845217c4907822403912ad6828d8e0b256208
SHA256b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa
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Filesize
2.6MB
MD52f4a99c2758e72ee2b59a73586a2322f
SHA1af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA25624d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494
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Filesize
4.1MB
MD5b33387e15ab150a7bf560abdc73c3bec
SHA166b8075784131f578ef893fd7674273f709b9a4c
SHA2562eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA51225cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279
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Filesize
772KB
MD5e1aa38a1e78a76a6de73efae136cdb3a
SHA1c463da71871f780b2e2e5dba115d43953b537daf
SHA2562ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
2.4MB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
4KB
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Filesize
4KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
-
Filesize
64KB
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Filesize
64KB
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Filesize
2.4MB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
64KB
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Filesize
2.4MB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB
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Filesize
4KB