Malware Analysis Report

2024-11-13 15:41

Sample ID 230326-lqklqsaa7w
Target Downloads.rar
SHA256 a8c0236c98449cbca8097ca4923fe0b5b878944796e240f64595fc85b99092e4
Tags
strrat persistence stealer trojan upx vjw0rm worm
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a8c0236c98449cbca8097ca4923fe0b5b878944796e240f64595fc85b99092e4

Threat Level: Known bad

The file Downloads.rar was found to be: Known bad.

Malicious Activity Summary

strrat persistence stealer trojan upx vjw0rm worm

Vjw0rm

STRRAT

Blocklisted process makes network request

UPX packed file

Drops startup file

Checks computer location settings

Loads dropped DLL

Adds Run key to start application

Enumerates physical storage devices

Suspicious use of WriteProcessMemory

Uses Task Scheduler COM API

Creates scheduled task(s)

Modifies registry class

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-03-26 09:44

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral5

Detonation Overview

Submitted

2023-03-26 09:44

Reported

2023-03-26 09:47

Platform

win7-20230220-en

Max time kernel

154s

Max time network

157s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\ec5e12b3ea2318692c2d2b74c33dfbda.jar

Signatures

N/A

Processes

C:\Windows\system32\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\ec5e12b3ea2318692c2d2b74c33dfbda.jar

Network

Country Destination Domain Proto
US 8.8.8.8:53 repo1.maven.org udp
US 8.8.8.8:53 github.com udp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
IN 20.207.73.82:443 github.com tcp
US 8.8.8.8:53 repo1.maven.org udp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 8.8.8.8:53 objects.githubusercontent.com udp
US 185.199.108.133:443 objects.githubusercontent.com tcp

Files

memory/1372-62-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-64-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-87-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-93-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-96-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-102-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-110-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-111-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-120-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-129-0x0000000000120000-0x0000000000121000-memory.dmp

memory/1372-130-0x0000000000120000-0x0000000000121000-memory.dmp

Analysis: behavioral6

Detonation Overview

Submitted

2023-03-26 09:44

Reported

2023-03-26 09:46

Platform

win10v2004-20230220-en

Max time kernel

146s

Max time network

148s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\ec5e12b3ea2318692c2d2b74c33dfbda.jar

Signatures

STRRAT

trojan stealer strrat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ec5e12b3ea2318692c2d2b74c33dfbda.jar C:\Program Files\Java\jre1.8.0_66\bin\java.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Program Files\Java\jre1.8.0_66\bin\java.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ec5e12b3ea2318692c2d2b74c33dfbda = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ec5e12b3ea2318692c2d2b74c33dfbda.jar\"" C:\Program Files\Java\jre1.8.0_66\bin\java.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ec5e12b3ea2318692c2d2b74c33dfbda = "\"C:\\Program Files\\Java\\jre1.8.0_66\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\ec5e12b3ea2318692c2d2b74c33dfbda.jar\"" C:\Program Files\Java\jre1.8.0_66\bin\java.exe N/A

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A

Uses Task Scheduler COM API

persistence

Processes

C:\ProgramData\Oracle\Java\javapath\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\ec5e12b3ea2318692c2d2b74c33dfbda.jar

C:\Program Files\Java\jre1.8.0_66\bin\java.exe

"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\ec5e12b3ea2318692c2d2b74c33dfbda.jar"

C:\Windows\SYSTEM32\cmd.exe

cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar"

C:\Program Files\Java\jre1.8.0_66\bin\java.exe

"C:\Program Files\Java\jre1.8.0_66\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar"

C:\Windows\system32\schtasks.exe

schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar"

Network

Country Destination Domain Proto
US 8.8.8.8:53 254.211.247.8.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 repo1.maven.org udp
US 8.8.8.8:53 github.com udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
IN 20.207.73.82:443 github.com tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 8.8.8.8:53 209.192.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 82.73.207.20.in-addr.arpa udp
US 20.189.173.9:443 tcp
US 8.8.8.8:53 63.13.109.52.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 objects.githubusercontent.com udp
US 185.199.111.133:443 objects.githubusercontent.com tcp
US 8.8.8.8:53 133.111.199.185.in-addr.arpa udp
US 8.8.8.8:53 240.232.18.117.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 97.97.242.52.in-addr.arpa udp
US 8.8.8.8:53 smile4u.webredirect.org udp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
US 8.8.8.8:53 240.232.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
N/A 127.0.0.1:4848 tcp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp

Files

memory/3140-143-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-161-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-176-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-178-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-184-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-186-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-190-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-193-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-197-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-200-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-209-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-213-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-214-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-215-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-220-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-221-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-222-0x0000000002350000-0x0000000002351000-memory.dmp

memory/3140-227-0x0000000002350000-0x0000000002351000-memory.dmp

C:\Users\Admin\ec5e12b3ea2318692c2d2b74c33dfbda.jar

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

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

MD5 b33387e15ab150a7bf560abdc73c3bec
SHA1 66b8075784131f578ef893fd7674273f709b9a4c
SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA512 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

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

MD5 2f4a99c2758e72ee2b59a73586a2322f
SHA1 af38e7c4d0fc73c23ecd785443705bfdee5b90bf
SHA256 24d81621f82ac29fcdd9a74116031f5907a2343158e616f4573bbfa2434ae0d5
SHA512 b860459a0d3bf7ccb600a03aa1d2ac0358619ee89b2b96ed723541e182b6fdab53aefef7992acb4e03fca67aa47cbe3907b1e6060a60b57ed96c4e00c35c7494

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

MD5 acfb5b5fd9ee10bf69497792fd469f85
SHA1 0e0845217c4907822403912ad6828d8e0b256208
SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512 e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

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

MD5 e1aa38a1e78a76a6de73efae136cdb3a
SHA1 c463da71871f780b2e2e5dba115d43953b537daf
SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512 fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

MD5 ea02eb6e9f90b75a761862ff26008bc4
SHA1 ed98ceecf48626da897373da5dc7d15f4ca9dfc4
SHA256 41a401d5a5c212b88dd3d01ec312b19297e43d75842ac8b7ddbdd13de00f290b
SHA512 93e922ee24b0842f005e3356c47ae1472aecd33152cbbe6a3ec65ad2b77a66c20ba13682803804a1e623f689f308a34343e61dc537813fbe29403e423cf2e69c

memory/3692-244-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

memory/3692-245-0x0000000002FE0000-0x0000000002FE1000-memory.dmp

C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

C:\Users\Admin\AppData\Roaming\ec5e12b3ea2318692c2d2b74c33dfbda.jar

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

C:\Users\Admin\AppData\Roaming\lib\sqlite-jdbc-3.14.2.1.jar

MD5 b33387e15ab150a7bf560abdc73c3bec
SHA1 66b8075784131f578ef893fd7674273f709b9a4c
SHA256 2eae3dea1c3dde6104c49f9601074b6038ff6abcf3be23f4b56f6720a4f6a491
SHA512 25cfb0d6ce35d0bcb18527d3aa12c63ecb2d9c1b8b78805d1306e516c13480b79bb0d74730aa93bd1752f9ac2da9fdd51781c48844cea2fd52a06c62852c8279

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\jna-5.5.0.jar

MD5 acfb5b5fd9ee10bf69497792fd469f85
SHA1 0e0845217c4907822403912ad6828d8e0b256208
SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512 e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

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

MD5 e1aa38a1e78a76a6de73efae136cdb3a
SHA1 c463da71871f780b2e2e5dba115d43953b537daf
SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512 fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

C:\Users\Admin\.oracle_jre_usage\90737d32e3aba4b.timestamp

MD5 889af1762f00acefa46948d71ad89930
SHA1 97b1a598aadb398b27ea553e4c6d6a25040606d4
SHA256 60384fb6257727605e3ae10053092b06791447ee001e63da63dbabdf599ee837
SHA512 a9196fee8757374fab52f5c6c405a024f6b39b85a21530550096ec6e9546900d25c432736aa6b2d1c5335ecb20c417058f6cbed12099799b4e03672e172e847c

memory/4728-272-0x0000000002710000-0x0000000002711000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-1675742406-747946869-1029867430-1000\83aa4cc77f591dfc2374580bbd95f6ba_8d6935fa-0795-4a6f-bfd9-e755f1917fa0

MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

C:\Users\Admin\AppData\Local\Temp\jna-63116079\jna2470258574844361886.dll

MD5 e02979ecd43bcc9061eb2b494ab5af50
SHA1 3122ac0e751660f646c73b10c4f79685aa65c545
SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA512 1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

memory/4728-282-0x0000000002710000-0x0000000002711000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2023-03-26 09:44

Reported

2023-03-26 09:46

Platform

win7-20230220-en

Max time kernel

31s

Max time network

33s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe"

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe

"C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 solar.huawei.com udp
NL 163.171.140.79:80 solar.huawei.com tcp

Files

memory/1432-54-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-55-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-56-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-57-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-59-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-58-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-60-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-61-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-62-0x0000000140000000-0x000000014004C000-memory.dmp

memory/1432-68-0x0000000077C70000-0x0000000077E19000-memory.dmp

memory/1432-69-0x0000000000DF0000-0x0000000001073000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-03-26 09:44

Reported

2023-03-26 09:46

Platform

win10v2004-20230220-en

Max time kernel

92s

Max time network

153s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe"

Signatures

UPX packed file

upx
Description Indicator Process Target
N/A N/A N/A N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe

"C:\Users\Admin\AppData\Local\Temp\2ecb8a22e5831fafcbaf0392b5b617c3.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 solar.huawei.com udp
NL 163.171.140.79:80 solar.huawei.com tcp
US 8.8.8.8:53 228.249.119.40.in-addr.arpa udp
US 8.8.8.8:53 79.140.171.163.in-addr.arpa udp
US 8.8.8.8:53 254.210.247.8.in-addr.arpa udp
US 8.8.8.8:53 33.18.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 28.143.109.104.in-addr.arpa udp
US 20.189.173.9:443 tcp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp

Files

memory/5076-133-0x0000000140000000-0x000000014004C000-memory.dmp

memory/5076-139-0x00007FFB269D0000-0x00007FFB26BC5000-memory.dmp

memory/5076-140-0x0000000000150000-0x00000000003D3000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2023-03-26 09:44

Reported

2023-03-26 09:46

Platform

win7-20230220-en

Max time kernel

148s

Max time network

147s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\c72d738747f68d4f8d9e9368e47928bf.js

Signatures

STRRAT

trojan stealer strrat

Vjw0rm

trojan worm vjw0rm

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WScript.exe N/A
N/A N/A C:\Windows\System32\WScript.exe N/A
N/A N/A C:\Windows\System32\WScript.exe N/A
N/A N/A C:\Windows\System32\WScript.exe N/A
N/A N/A C:\Windows\System32\WScript.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js C:\Windows\System32\WScript.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js C:\Windows\System32\WScript.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qnhfxy.txt C:\Program Files\Java\jre7\bin\java.exe N/A

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Program Files\Java\jre7\bin\java.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000\Software\Microsoft\Windows\CurrentVersion\Run\qnhfxy = "\"C:\\Users\\Admin\\AppData\\Roaming\\qnhfxy.txt\"" C:\Program Files\Java\jre7\bin\java.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\qnhfxy = "\"C:\\Users\\Admin\\AppData\\Roaming\\qnhfxy.txt\"" C:\Program Files\Java\jre7\bin\java.exe N/A

Enumerates physical storage devices

Creates scheduled task(s)

persistence
Description Indicator Process Target
N/A N/A C:\Windows\system32\schtasks.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1720 wrote to memory of 1524 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\WScript.exe
PID 1720 wrote to memory of 1524 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\WScript.exe
PID 1720 wrote to memory of 1524 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\WScript.exe
PID 1720 wrote to memory of 320 N/A C:\Windows\system32\wscript.exe C:\Program Files\Java\jre7\bin\javaw.exe
PID 1720 wrote to memory of 320 N/A C:\Windows\system32\wscript.exe C:\Program Files\Java\jre7\bin\javaw.exe
PID 1720 wrote to memory of 320 N/A C:\Windows\system32\wscript.exe C:\Program Files\Java\jre7\bin\javaw.exe
PID 320 wrote to memory of 936 N/A C:\Program Files\Java\jre7\bin\javaw.exe C:\Program Files\Java\jre7\bin\java.exe
PID 320 wrote to memory of 936 N/A C:\Program Files\Java\jre7\bin\javaw.exe C:\Program Files\Java\jre7\bin\java.exe
PID 320 wrote to memory of 936 N/A C:\Program Files\Java\jre7\bin\javaw.exe C:\Program Files\Java\jre7\bin\java.exe
PID 936 wrote to memory of 1548 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 936 wrote to memory of 1548 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 936 wrote to memory of 1548 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Windows\system32\cmd.exe
PID 936 wrote to memory of 1656 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 936 wrote to memory of 1656 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 936 wrote to memory of 1656 N/A C:\Program Files\Java\jre7\bin\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 1548 wrote to memory of 1540 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\schtasks.exe
PID 1548 wrote to memory of 1540 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\schtasks.exe
PID 1548 wrote to memory of 1540 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\schtasks.exe

Uses Task Scheduler COM API

persistence

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\c72d738747f68d4f8d9e9368e47928bf.js

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js"

C:\Program Files\Java\jre7\bin\javaw.exe

"C:\Program Files\Java\jre7\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"

C:\Program Files\Java\jre7\bin\java.exe

"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\qnhfxy.txt"

C:\Program Files\Java\jre7\bin\java.exe

"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"

C:\Windows\system32\cmd.exe

cmd /c schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"

C:\Windows\system32\schtasks.exe

schtasks /create /sc minute /mo 30 /tn Skype /tr "C:\Users\Admin\AppData\Roaming\qnhfxy.txt"

Network

Country Destination Domain Proto
US 8.8.8.8:53 repo1.maven.org udp
US 8.8.8.8:53 github.com udp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
IN 20.207.73.82:443 github.com tcp
US 8.8.8.8:53 objects.githubusercontent.com udp
US 185.199.108.133:443 objects.githubusercontent.com tcp
US 8.8.8.8:53 javaautorun.duia.ro udp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
US 8.8.8.8:53 smile4u.webredirect.org udp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
US 139.177.146.154:4848 smile4u.webredirect.org tcp
N/A 127.0.0.1:4848 tcp

Files

C:\Users\Admin\AppData\Roaming\qnhfxy.txt

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js

MD5 b7e9c8bac9afc434944605c2422e1ad0
SHA1 a653b478be92ecbd848bf79e175c454ebb9ccf21
SHA256 be481241ae35aed859e1b558e23fcf640e0ec5f36d1e993a085ccc499b62c465
SHA512 b790f27cce05ee3c754728489c8912501dc5c61d00639db760957697e3ea28855a81ce38634ddf2d98bf865055977c4d5dd2faaecc3a625eb090012161df2190

memory/320-70-0x0000000000110000-0x0000000000111000-memory.dmp

memory/320-77-0x0000000000110000-0x0000000000111000-memory.dmp

memory/320-82-0x0000000000110000-0x0000000000111000-memory.dmp

memory/320-92-0x0000000000110000-0x0000000000111000-memory.dmp

memory/320-95-0x0000000000110000-0x0000000000111000-memory.dmp

memory/320-98-0x0000000000110000-0x0000000000111000-memory.dmp

C:\Users\Admin\qnhfxy.txt

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

memory/936-111-0x0000000000130000-0x0000000000131000-memory.dmp

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\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\qnhfxy.txt

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

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

MD5 e1aa38a1e78a76a6de73efae136cdb3a
SHA1 c463da71871f780b2e2e5dba115d43953b537daf
SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512 fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

C:\Users\Admin\AppData\Roaming\qnhfxy.txt

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

memory/1656-136-0x0000000000330000-0x0000000000331000-memory.dmp

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

MD5 e1aa38a1e78a76a6de73efae136cdb3a
SHA1 c463da71871f780b2e2e5dba115d43953b537daf
SHA256 2ddda8af6faef8bde46acf43ec546603180bcf8dcb2e5591fff8ac9cd30b5609
SHA512 fee16fe9364926ec337e52f551fd62ed81984808a847de2fd68ff29b6c5da0dcc04ef6d8977f0fe675662a7d2ea1065cdcdd2a5259446226a7c7c5516bd7d60d

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\jna-5.5.0.jar

MD5 acfb5b5fd9ee10bf69497792fd469f85
SHA1 0e0845217c4907822403912ad6828d8e0b256208
SHA256 b308faebfe4ed409de8410e0a632d164b2126b035f6eacff968d3908cafb4d9e
SHA512 e52575f58a195ceb3bd16b9740eadf5bc5b1d4d63c0734e8e5fd1d1776aa2d068d2e4c7173b83803f95f72c0a6759ae1c9b65773c734250d4cfcdf47a19f82aa

C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-3948302646-268491222-1934009652-1000\83aa4cc77f591dfc2374580bbd95f6ba_a276eab5-dc44-4cc2-8d9b-a6b30cc2da67

MD5 c8366ae350e7019aefc9d1e6e6a498c6
SHA1 5731d8a3e6568a5f2dfbbc87e3db9637df280b61
SHA256 11e6aca8e682c046c83b721eeb5c72c5ef03cb5936c60df6f4993511ddc61238
SHA512 33c980d5a638bfc791de291ebf4b6d263b384247ab27f261a54025108f2f85374b579a026e545f81395736dd40fa4696f2163ca17640dd47f1c42bc9971b18cd

\Users\Admin\AppData\Local\Temp\jna-63116079\jna5112656136486398997.dll

MD5 e02979ecd43bcc9061eb2b494ab5af50
SHA1 3122ac0e751660f646c73b10c4f79685aa65c545
SHA256 a66959bec2ef5af730198db9f3b3f7cab0d4ae70ce01bec02bf1d738e6d1ee7a
SHA512 1e6f7dcb6a557c9b896412a48dd017c16f7a52fa2b9ab513593c9ecd118e86083979821ca7a3e2f098ee349200c823c759cec6599740dd391cb5f354dc29b372

Analysis: behavioral4

Detonation Overview

Submitted

2023-03-26 09:44

Reported

2023-03-26 09:46

Platform

win10v2004-20230220-en

Max time kernel

141s

Max time network

146s

Command Line

wscript.exe C:\Users\Admin\AppData\Local\Temp\c72d738747f68d4f8d9e9368e47928bf.js

Signatures

Vjw0rm

trojan worm vjw0rm

Blocklisted process makes network request

Description Indicator Process Target
N/A N/A C:\Windows\System32\WScript.exe N/A
N/A N/A C:\Windows\System32\WScript.exe N/A

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation C:\Windows\system32\wscript.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js C:\Windows\System32\WScript.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\oUvEoxxwKv.js C:\Windows\System32\WScript.exe N/A

Enumerates physical storage devices

Modifies registry class

Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000_Classes\Local Settings C:\Windows\system32\wscript.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4980 wrote to memory of 2800 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\WScript.exe
PID 4980 wrote to memory of 2800 N/A C:\Windows\system32\wscript.exe C:\Windows\System32\WScript.exe
PID 4980 wrote to memory of 4376 N/A C:\Windows\system32\wscript.exe C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe
PID 4980 wrote to memory of 4376 N/A C:\Windows\system32\wscript.exe C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe

Processes

C:\Windows\system32\wscript.exe

wscript.exe C:\Users\Admin\AppData\Local\Temp\c72d738747f68d4f8d9e9368e47928bf.js

C:\Windows\System32\WScript.exe

"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js"

C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe

"C:\Program Files\Java\jre1.8.0_66\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Roaming\rodmr.txt"

Network

Country Destination Domain Proto
US 52.109.13.63:443 tcp
NL 8.253.208.120:80 tcp
NL 8.253.208.120:80 tcp
NL 8.253.208.120:80 tcp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 javaautorun.duia.ro udp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
US 93.184.220.29:80 tcp
NL 8.253.208.120:80 tcp
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 1.208.79.178.in-addr.arpa udp
US 8.8.8.8:53 repo1.maven.org udp
US 8.8.8.8:53 github.com udp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
US 199.232.192.209:443 repo1.maven.org tcp
IN 20.207.73.82:443 github.com tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 209.192.232.199.in-addr.arpa udp
US 8.8.8.8:53 254.21.238.8.in-addr.arpa udp
US 8.8.8.8:53 82.73.207.20.in-addr.arpa udp
GB 51.105.71.136:443 tcp
NL 173.223.113.164:443 tcp
US 8.8.8.8:53 1.202.248.87.in-addr.arpa udp
US 8.8.8.8:53 objects.githubusercontent.com udp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 185.199.111.133:443 objects.githubusercontent.com tcp
US 8.8.8.8:53 133.111.199.185.in-addr.arpa udp
RU 23.111.200.87:5443 javaautorun.duia.ro tcp
US 8.8.8.8:53 50.4.107.13.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Roaming\oUvEoxxwKv.js

MD5 b7e9c8bac9afc434944605c2422e1ad0
SHA1 a653b478be92ecbd848bf79e175c454ebb9ccf21
SHA256 be481241ae35aed859e1b558e23fcf640e0ec5f36d1e993a085ccc499b62c465
SHA512 b790f27cce05ee3c754728489c8912501dc5c61d00639db760957697e3ea28855a81ce38634ddf2d98bf865055977c4d5dd2faaecc3a625eb090012161df2190

C:\Users\Admin\AppData\Roaming\rodmr.txt

MD5 ec5e12b3ea2318692c2d2b74c33dfbda
SHA1 f7f6c3d3e266c7a85ec489389d5508eaa1983055
SHA256 056579d3948044c01ffa21dd8a14f7c4109efd25e609055e24a37cb6db603ef7
SHA512 0c91246971bb23ba3801b348ca8148c048de43c4caa7912b681868e471f5a0f080f2969e8fda1b04a002a81b403bddb22b62496b8eee75814cb691391ad5851a

memory/4376-150-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-170-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-177-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-178-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-185-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-192-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-193-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-196-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-197-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-204-0x0000000000880000-0x0000000000881000-memory.dmp

memory/4376-206-0x0000000000880000-0x0000000000881000-memory.dmp