Overview
overview
3Static
static
1openjdk-21...in.zip
windows7-x64
1openjdk-21...in.zip
windows10-2004-x64
1jdk-21.0.2...es.jsa
windows7-x64
3jdk-21.0.2...es.jsa
windows10-2004-x64
3jdk-21.0.2...ps.jsa
windows7-x64
3jdk-21.0.2...ps.jsa
windows10-2004-x64
3jdk-21.0.2...erties
windows7-x64
3jdk-21.0.2...erties
windows10-2004-x64
3jdk-21.0.2...erties
windows7-x64
3jdk-21.0.2...erties
windows10-2004-x64
3jdk-21.0.2...access
windows7-x64
3jdk-21.0.2...access
windows10-2004-x64
3jdk-21.0.2...mplate
windows7-x64
3jdk-21.0.2...mplate
windows10-2004-x64
3jdk-21.0.2...erties
windows7-x64
3jdk-21.0.2...erties
windows10-2004-x64
3jdk-21.0.2...erties
windows7-x64
3jdk-21.0.2...erties
windows10-2004-x64
3jdk-21.0.2...policy
windows7-x64
3jdk-21.0.2...policy
windows10-2004-x64
3jdk-21.0.2...curity
windows7-x64
3jdk-21.0.2...curity
windows10-2004-x64
3jdk-21.0.2...ME.txt
windows7-x64
1jdk-21.0.2...ME.txt
windows10-2004-x64
1jdk-21.0.2...policy
windows7-x64
3jdk-21.0.2...policy
windows10-2004-x64
3jdk-21.0.2...policy
windows7-x64
3jdk-21.0.2...policy
windows10-2004-x64
3jdk-21.0.2...policy
windows7-x64
3jdk-21.0.2...policy
windows10-2004-x64
3jdk-21.0.2...policy
windows7-x64
3jdk-21.0.2...policy
windows10-2004-x64
3Analysis
-
max time kernel
437s -
max time network
445s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
12/03/2024, 08:46
Static task
static1
Behavioral task
behavioral1
Sample
openjdk-21.0.2_windows-x64_bin.zip
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
openjdk-21.0.2_windows-x64_bin.zip
Resource
win10v2004-20240226-en
Behavioral task
behavioral3
Sample
jdk-21.0.2/bin/server/classes.jsa
Resource
win7-20240221-en
Behavioral task
behavioral4
Sample
jdk-21.0.2/bin/server/classes.jsa
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
jdk-21.0.2/bin/server/classes_nocoops.jsa
Resource
win7-20240220-en
Behavioral task
behavioral6
Sample
jdk-21.0.2/bin/server/classes_nocoops.jsa
Resource
win10v2004-20231215-en
Behavioral task
behavioral7
Sample
jdk-21.0.2/conf/jaxp.properties
Resource
win7-20240221-en
Behavioral task
behavioral8
Sample
jdk-21.0.2/conf/jaxp.properties
Resource
win10v2004-20240226-en
Behavioral task
behavioral9
Sample
jdk-21.0.2/conf/logging.properties
Resource
win7-20231129-en
Behavioral task
behavioral10
Sample
jdk-21.0.2/conf/logging.properties
Resource
win10v2004-20240226-en
Behavioral task
behavioral11
Sample
jdk-21.0.2/conf/management/jmxremote.access
Resource
win7-20240220-en
Behavioral task
behavioral12
Sample
jdk-21.0.2/conf/management/jmxremote.access
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
jdk-21.0.2/conf/management/jmxremote.password.template
Resource
win7-20240221-en
Behavioral task
behavioral14
Sample
jdk-21.0.2/conf/management/jmxremote.password.template
Resource
win10v2004-20240226-en
Behavioral task
behavioral15
Sample
jdk-21.0.2/conf/management/management.properties
Resource
win7-20240221-en
Behavioral task
behavioral16
Sample
jdk-21.0.2/conf/management/management.properties
Resource
win10v2004-20240226-en
Behavioral task
behavioral17
Sample
jdk-21.0.2/conf/net.properties
Resource
win7-20240221-en
Behavioral task
behavioral18
Sample
jdk-21.0.2/conf/net.properties
Resource
win10v2004-20240226-en
Behavioral task
behavioral19
Sample
jdk-21.0.2/conf/security/java.policy
Resource
win7-20240215-en
Behavioral task
behavioral20
Sample
jdk-21.0.2/conf/security/java.policy
Resource
win10v2004-20240226-en
Behavioral task
behavioral21
Sample
jdk-21.0.2/conf/security/java.security
Resource
win7-20240221-en
Behavioral task
behavioral22
Sample
jdk-21.0.2/conf/security/java.security
Resource
win10v2004-20240226-en
Behavioral task
behavioral23
Sample
jdk-21.0.2/conf/security/policy/README.txt
Resource
win7-20231129-en
Behavioral task
behavioral24
Sample
jdk-21.0.2/conf/security/policy/README.txt
Resource
win10v2004-20240226-en
Behavioral task
behavioral25
Sample
jdk-21.0.2/conf/security/policy/limited/default_US_export.policy
Resource
win7-20240221-en
Behavioral task
behavioral26
Sample
jdk-21.0.2/conf/security/policy/limited/default_US_export.policy
Resource
win10v2004-20240226-en
Behavioral task
behavioral27
Sample
jdk-21.0.2/conf/security/policy/limited/default_local.policy
Resource
win7-20240221-en
Behavioral task
behavioral28
Sample
jdk-21.0.2/conf/security/policy/limited/default_local.policy
Resource
win10v2004-20240226-en
Behavioral task
behavioral29
Sample
jdk-21.0.2/conf/security/policy/limited/exempt_local.policy
Resource
win7-20240215-en
Behavioral task
behavioral30
Sample
jdk-21.0.2/conf/security/policy/limited/exempt_local.policy
Resource
win10v2004-20240226-en
Behavioral task
behavioral31
Sample
jdk-21.0.2/conf/security/policy/unlimited/default_US_export.policy
Resource
win7-20231129-en
Behavioral task
behavioral32
Sample
jdk-21.0.2/conf/security/policy/unlimited/default_US_export.policy
Resource
win10v2004-20240226-en
General
-
Target
jdk-21.0.2/bin/server/classes_nocoops.jsa
-
Size
12.9MB
-
MD5
99195fba8684dacf37d38fa046fae638
-
SHA1
3431937fca0cf06ac9cb89f893740b475e1a0d47
-
SHA256
4b97f78e9f00cb8833a87c0e8339f8d3c6c494baee8913c486faa53af747abf6
-
SHA512
745cf89efbf5e6a46cb9de0a49b1621fd8bf312edd05001f83cc02dd4d216dbb15de2600dc95348ef7af1064797cc85426686f26458d51e2372f3b559022cb07
-
SSDEEP
49152:wSRRt2NDf+Ma90Yiy2hsGHZY+Dax1lMc:wCRWDna9cy21HZYuab
Malware Config
Signatures
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Modifies registry class 2 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000_Classes\Local Settings cmd.exe Key created \REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000_Classes\Local Settings OpenWith.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 1628 OpenWith.exe
Processes
-
C:\Windows\system32\cmd.execmd /c C:\Users\Admin\AppData\Local\Temp\jdk-21.0.2\bin\server\classes_nocoops.jsa1⤵
- Modifies registry class
PID:3128
-
C:\Windows\system32\OpenWith.exeC:\Windows\system32\OpenWith.exe -Embedding1⤵
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1628