Malware Analysis Report

2024-12-07 20:39

Sample ID 241121-l9ppss1mex
Target Listing_error_15_code_file-002.jar
SHA256 bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493
Tags
strrat persistence
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493

Threat Level: Known bad

The file Listing_error_15_code_file-002.jar was found to be: Known bad.

Malicious Activity Summary

strrat persistence

Strrat family

Drops startup file

Adds Run key to start application

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-21 10:14

Signatures

Strrat family

strrat

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-21 10:14

Reported

2024-11-21 10:16

Platform

win7-20240903-en

Max time kernel

148s

Max time network

149s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\Listing_error_15_code_file-002.jar

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Listing_error_15_code_file-002.jar C:\Windows\system32\java.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-2872745919-2748461613-2989606286-1000\Software\Microsoft\Windows\CurrentVersion\Run\Listing_error_15_code_file-002 = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Listing_error_15_code_file-002.jar\"" C:\Windows\system32\java.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Listing_error_15_code_file-002 = "\"C:\\Program Files\\Java\\jre7\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Listing_error_15_code_file-002.jar\"" C:\Windows\system32\java.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2412 wrote to memory of 2768 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 2412 wrote to memory of 2768 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 2412 wrote to memory of 2768 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe

Processes

C:\Windows\system32\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\Listing_error_15_code_file-002.jar

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

"C:\Program Files\Java\jre7\bin\java.exe" -jar "C:\Users\Admin\AppData\Roaming\Listing_error_15_code_file-002.jar"

Network

Country Destination Domain Proto
US 8.8.8.8:53 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp

Files

memory/2412-2-0x00000000023B0000-0x0000000002620000-memory.dmp

memory/2412-10-0x0000000000360000-0x0000000000361000-memory.dmp

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\Startup\Listing_error_15_code_file-002.jar

MD5 1a7a05db5686a51ce39c3b35c111d73f
SHA1 c6ba4712046569c3d6601e5d2f85aeecfabef69b
SHA256 bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493
SHA512 f15d3e2f5cd3a10111c87c2f6c1d8d7bf51fab14f9e6c33ffde067a5c7df2d7f81055d0ba331a840a33ba596cb45e782299f626367a928447a08480d41a3a1c9

memory/2412-18-0x00000000023B0000-0x0000000002620000-memory.dmp

memory/2768-21-0x0000000002650000-0x00000000028C0000-memory.dmp

memory/2768-29-0x0000000000440000-0x0000000000441000-memory.dmp

memory/2768-31-0x0000000002650000-0x00000000028C0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-21 10:14

Reported

2024-11-21 10:16

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

java -jar C:\Users\Admin\AppData\Local\Temp\Listing_error_15_code_file-002.jar

Signatures

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\Listing_error_15_code_file-002.jar C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Listing_error_15_code_file-002 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Listing_error_15_code_file-002.jar\"" C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Listing_error_15_code_file-002 = "\"C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe\" -jar \"C:\\Users\\Admin\\AppData\\Roaming\\Listing_error_15_code_file-002.jar\"" C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe N/A

Processes

C:\Program Files (x86)\Common Files\Oracle\Java\javapath\java.exe

java -jar C:\Users\Admin\AppData\Local\Temp\Listing_error_15_code_file-002.jar

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\Listing_error_15_code_file-002.jar"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 prtoacasedted.3utilities.com udp

Files

memory/1412-2-0x0000018CCE3F0000-0x0000018CCE660000-memory.dmp

memory/1412-12-0x0000018CCE660000-0x0000018CCE670000-memory.dmp

memory/1412-14-0x0000018CCE670000-0x0000018CCE680000-memory.dmp

memory/1412-16-0x0000018CCE680000-0x0000018CCE690000-memory.dmp

memory/1412-18-0x0000018CCE690000-0x0000018CCE6A0000-memory.dmp

memory/1412-24-0x0000018CCCDB0000-0x0000018CCCDB1000-memory.dmp

memory/1412-20-0x0000018CCE6A0000-0x0000018CCE6B0000-memory.dmp

memory/1412-22-0x0000018CCE6B0000-0x0000018CCE6C0000-memory.dmp

memory/1412-27-0x0000018CCE6D0000-0x0000018CCE6E0000-memory.dmp

memory/1412-26-0x0000018CCE6C0000-0x0000018CCE6D0000-memory.dmp

memory/1412-29-0x0000018CCE6E0000-0x0000018CCE6F0000-memory.dmp

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\Listing_error_15_code_file-002.jar

MD5 1a7a05db5686a51ce39c3b35c111d73f
SHA1 c6ba4712046569c3d6601e5d2f85aeecfabef69b
SHA256 bbd5de9d533b350b86e4d9aa54b6545c6e890c4f263ad27433b2c995faf89493
SHA512 f15d3e2f5cd3a10111c87c2f6c1d8d7bf51fab14f9e6c33ffde067a5c7df2d7f81055d0ba331a840a33ba596cb45e782299f626367a928447a08480d41a3a1c9

memory/1412-37-0x0000018CCE3F0000-0x0000018CCE660000-memory.dmp

memory/1412-46-0x0000018CCE6E0000-0x0000018CCE6F0000-memory.dmp

memory/1412-45-0x0000018CCE6D0000-0x0000018CCE6E0000-memory.dmp

memory/1412-44-0x0000018CCE6C0000-0x0000018CCE6D0000-memory.dmp

memory/1412-43-0x0000018CCE6B0000-0x0000018CCE6C0000-memory.dmp

memory/1412-42-0x0000018CCE6A0000-0x0000018CCE6B0000-memory.dmp

memory/1412-41-0x0000018CCE690000-0x0000018CCE6A0000-memory.dmp

memory/1412-40-0x0000018CCE680000-0x0000018CCE690000-memory.dmp

memory/1412-39-0x0000018CCE670000-0x0000018CCE680000-memory.dmp

memory/1412-38-0x0000018CCE660000-0x0000018CCE670000-memory.dmp

memory/1444-50-0x0000020528040000-0x00000205282B0000-memory.dmp

C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp

MD5 62c08bbc3eab359332dd256e487ad0ea
SHA1 11f8b8347fbf4b61be870573f995a90d428069ee
SHA256 f810628493d44706aeefedf7e4d8ea8df9f2df601331a27d45423114552fa63b
SHA512 4989c8413663f8b4c1f311f0beefdd9f84c528560a1a50ecb942c46ad8ea562414f540f401100aee2211454c6e1e2bf879bb5f4da3673ffcc08e981071df20f1

memory/1444-61-0x00000205282B0000-0x00000205282C0000-memory.dmp

memory/1444-63-0x00000205282C0000-0x00000205282D0000-memory.dmp

memory/1444-65-0x00000205282D0000-0x00000205282E0000-memory.dmp

memory/1444-67-0x00000205282E0000-0x00000205282F0000-memory.dmp

memory/1444-69-0x00000205282F0000-0x0000020528300000-memory.dmp

memory/1444-72-0x0000020526800000-0x0000020526801000-memory.dmp

memory/1444-71-0x0000020528300000-0x0000020528310000-memory.dmp

memory/1444-75-0x0000020528310000-0x0000020528320000-memory.dmp

memory/1444-76-0x0000020528320000-0x0000020528330000-memory.dmp

memory/1444-78-0x0000020528330000-0x0000020528340000-memory.dmp

memory/1444-80-0x0000020528040000-0x00000205282B0000-memory.dmp

memory/1444-81-0x00000205282B0000-0x00000205282C0000-memory.dmp

memory/1444-82-0x00000205282C0000-0x00000205282D0000-memory.dmp

memory/1444-84-0x00000205282D0000-0x00000205282E0000-memory.dmp

memory/1444-85-0x00000205282E0000-0x00000205282F0000-memory.dmp

memory/1444-86-0x00000205282F0000-0x0000020528300000-memory.dmp

memory/1444-87-0x0000020528300000-0x0000020528310000-memory.dmp

memory/1444-88-0x0000020528310000-0x0000020528320000-memory.dmp

memory/1444-89-0x0000020528320000-0x0000020528330000-memory.dmp

memory/1444-90-0x0000020528330000-0x0000020528340000-memory.dmp

memory/1444-92-0x0000020528340000-0x0000020528350000-memory.dmp