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Overview
overview
7Static
static
3Nurik/Crac...er.exe
windows10-2004-x64
5Nurik/clie...36.ps1
windows10-2004-x64
1Nurik/clie...4e.ps1
windows10-2004-x64
1Nurik/clie...28.jar
windows10-2004-x64
7Nurik/clie...17.jar
windows10-2004-x64
7Nurik/clie....0.jar
windows10-2004-x64
7Nurik/clie...10.jar
windows10-2004-x64
7Nurik/clie....1.jar
windows10-2004-x64
7Nurik/clie....5.jar
windows10-2004-x64
7Nurik/clie....5.jar
windows10-2004-x64
7Nurik/clie....3.jar
windows10-2004-x64
7Nurik/clie...26.jar
windows10-2004-x64
7Nurik/clie...pc.jar
windows10-2004-x64
7Nurik/clie....9.jar
windows10-2004-x64
7Nurik/clie....1.jar
windows10-2004-x64
7Nurik/clie....0.jar
windows10-2004-x64
7Nurik/clie....0.jar
windows10-2004-x64
7Nurik/clie....3.jar
windows10-2004-x64
7Nurik/clie....2.jar
windows10-2004-x64
7Nurik/clie....1.jar
windows10-2004-x64
7Nurik/clie...22.jar
windows10-2004-x64
7Nurik/jdk/...vm.dll
windows10-2004-x64
1Nurik/jdk/...en.dll
windows10-2004-x64
1Nurik/jdk/...ge.dll
windows10-2004-x64
1Nurik/jdk/...pi.dll
windows10-2004-x64
1Nurik/jdk/...se.dll
windows10-2004-x64
1Nurik/jdk/...40.dll
windows10-2004-x64
1Nurik/jdk/..._1.dll
windows10-2004-x64
1Nurik/jdk/...fy.dll
windows10-2004-x64
1Nurik/jdk/...th.dll
windows10-2004-x64
1Nurik/jdk/...64.dll
windows10-2004-x64
1Nurik/jdk/bin/zip.dll
windows10-2004-x64
1Analysis
-
max time kernel
561s -
max time network
843s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
17/04/2024, 15:08
Static task
static1
Behavioral task
behavioral1
Sample
Nurik/CrackLauncher.exe
Resource
win10v2004-20240412-en
Behavioral task
behavioral2
Sample
Nurik/client_1_16_5/assets/objects/90/90046a9705756370acd9a00502aab5785a2c2136.ps1
Resource
win10v2004-20240412-en
Behavioral task
behavioral3
Sample
Nurik/client_1_16_5/assets/objects/c3/c3cd0db760c980287b26ef9c0894f66c4250724e.ps1
Resource
win10v2004-20240412-en
Behavioral task
behavioral4
Sample
Nurik/client_1_16_5/libraries/authlib-2.1.28.jar
Resource
win10v2004-20240226-en
Behavioral task
behavioral5
Sample
Nurik/client_1_16_5/libraries/brigadier-1.0.17.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral6
Sample
Nurik/client_1_16_5/libraries/ca-fixer-1.0.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral7
Sample
Nurik/client_1_16_5/libraries/commons-codec-1.10.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral8
Sample
Nurik/client_1_16_5/libraries/commons-compress-1.8.1.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral9
Sample
Nurik/client_1_16_5/libraries/commons-io-2.5.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral10
Sample
Nurik/client_1_16_5/libraries/commons-lang3-3.5.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral11
Sample
Nurik/client_1_16_5/libraries/commons-logging-1.1.3.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral12
Sample
Nurik/client_1_16_5/libraries/datafixerupper-4.0.26.jar
Resource
win10v2004-20240226-en
Behavioral task
behavioral13
Sample
Nurik/client_1_16_5/libraries/discord-rpc.jar
Resource
win10v2004-20240226-en
Behavioral task
behavioral14
Sample
Nurik/client_1_16_5/libraries/fastutil-8.5.9.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral15
Sample
Nurik/client_1_16_5/libraries/gson-2.10.1.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral16
Sample
Nurik/client_1_16_5/libraries/gson-2.8.0.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral17
Sample
Nurik/client_1_16_5/libraries/guava-21.0.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral18
Sample
Nurik/client_1_16_5/libraries/httpclient-4.3.3.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral19
Sample
Nurik/client_1_16_5/libraries/httpcore-4.3.2.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral20
Sample
Nurik/client_1_16_5/libraries/icu4j-66.1.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral21
Sample
Nurik/client_1_16_5/libraries/javabridge-1.0.22.jar
Resource
win10v2004-20240412-en
Behavioral task
behavioral22
Sample
Nurik/jdk/bin/server/jvm.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral23
Sample
Nurik/jdk/bin/splashscreen.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral24
Sample
Nurik/jdk/bin/sspi_bridge.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral25
Sample
Nurik/jdk/bin/sunmscapi.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral26
Sample
Nurik/jdk/bin/ucrtbase.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral27
Sample
Nurik/jdk/bin/vcruntime140.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral28
Sample
Nurik/jdk/bin/vcruntime140_1.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral29
Sample
Nurik/jdk/bin/verify.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral30
Sample
Nurik/jdk/bin/w2k_lsa_auth.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral31
Sample
Nurik/jdk/bin/windowsaccessbridge-64.dll
Resource
win10v2004-20240412-en
Behavioral task
behavioral32
Sample
Nurik/jdk/bin/zip.dll
Resource
win10v2004-20240412-en
General
-
Target
Nurik/client_1_16_5/libraries/commons-io-2.5.jar
-
Size
203KB
-
MD5
e2d74794fba570ec2115fb9d5b05dc9b
-
SHA1
2852e6e05fbb95076fc091f6d1780f1f8fe35e0f
-
SHA256
a10418348d234968600ccb1d988efcbbd08716e1d96936ccc1880e7d22513474
-
SHA512
1f6bfc215da9ae661dbabba80a0f29101a2d5e49c7d0c6ed760d1cafea005b7f0ff177b3b741e75b8e59804b0280fa453a76940b97e52b800ec03042f1692b07
-
SSDEEP
6144:m4kN4FYEA+xWF9BfM4xm22MR6YQJlvyRpdw:hkuxQnfnxm22o6zfvWpq
Malware Config
Signatures
-
Modifies file permissions 1 TTPs 1 IoCs
pid Process 5012 icacls.exe -
Suspicious use of WriteProcessMemory 2 IoCs
description pid Process procid_target PID 1188 wrote to memory of 5012 1188 java.exe 85 PID 1188 wrote to memory of 5012 1188 java.exe 85
Processes
-
C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exejava -jar C:\Users\Admin\AppData\Local\Temp\Nurik\client_1_16_5\libraries\commons-io-2.5.jar1⤵
- Suspicious use of WriteProcessMemory
PID:1188 -
C:\Windows\system32\icacls.exeC:\Windows\system32\icacls.exe C:\ProgramData\Oracle\Java\.oracle_jre_usage /grant "everyone":(OI)(CI)M2⤵
- Modifies file permissions
PID:5012
-
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=5372,i,6862816582779850255,3437582573780299282,262144 --variations-seed-version --mojo-platform-channel-handle=3540 /prefetch:81⤵PID:4500
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
-
Filesize
46B
MD56f8c5a7535d0eeee03fde200e7bddee0
SHA1fcbcd442702a5db3a9f4cd0863fad71b97211b2e
SHA2566c4f566ed9712f41edde5ef1edbe395b0f9a73ac87e5c3d9b10bdf2477af837f
SHA51262d57f29631866356758807c3245c5168a143f852b1df33a43646dee46eefcf7880c4834ce3d8192a85fcfe3d54feed8d2db51f5d26aa35041f96b8f6f18c1ba