Malware Analysis Report

2024-12-07 20:39

Sample ID 241121-l43pga1ama
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 10:06

Signatures

Strrat family

strrat

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-21 10:06

Reported

2024-11-21 10:08

Platform

win7-20241023-en

Max time kernel

147s

Max time network

148s

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-1-5-21-1163522206-1469769407-485553996-1000\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 3068 wrote to memory of 1708 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 3068 wrote to memory of 1708 N/A C:\Windows\system32\java.exe C:\Program Files\Java\jre7\bin\java.exe
PID 3068 wrote to memory of 1708 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
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/3068-2-0x0000000002660000-0x00000000028D0000-memory.dmp

memory/3068-10-0x0000000000240000-0x0000000000241000-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/3068-18-0x0000000002660000-0x00000000028D0000-memory.dmp

memory/1708-21-0x00000000026B0000-0x0000000002920000-memory.dmp

memory/1708-29-0x0000000000140000-0x0000000000141000-memory.dmp

memory/1708-30-0x0000000000140000-0x0000000000141000-memory.dmp

memory/1708-31-0x00000000026B0000-0x0000000002920000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-21 10:06

Reported

2024-11-21 10:08

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

158s

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-1-5-21-3227495264-2217614367-4027411560-1000\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 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 217.72.21.2.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.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
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
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 91.110.221.88.in-addr.arpa udp
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 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
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 macostopacros.3utilities.com udp
BG 87.120.115.30:3095 macostopacros.3utilities.com tcp
US 8.8.8.8:53 udp
US 8.8.8.8:53 udp

Files

memory/2684-2-0x000001AC6F570000-0x000001AC6F7E0000-memory.dmp

memory/2684-14-0x000001AC6F7F0000-0x000001AC6F800000-memory.dmp

memory/2684-13-0x000001AC6F7E0000-0x000001AC6F7F0000-memory.dmp

memory/2684-16-0x000001AC6F800000-0x000001AC6F810000-memory.dmp

memory/2684-20-0x000001AC6F820000-0x000001AC6F830000-memory.dmp

memory/2684-19-0x000001AC6F810000-0x000001AC6F820000-memory.dmp

memory/2684-24-0x000001AC6F840000-0x000001AC6F850000-memory.dmp

memory/2684-23-0x000001AC6F830000-0x000001AC6F840000-memory.dmp

memory/2684-27-0x000001AC6DC70000-0x000001AC6DC71000-memory.dmp

memory/2684-28-0x000001AC6F850000-0x000001AC6F860000-memory.dmp

memory/2684-29-0x000001AC6F860000-0x000001AC6F870000-memory.dmp

memory/2684-32-0x000001AC6F870000-0x000001AC6F880000-memory.dmp

memory/2684-31-0x000001AC6F570000-0x000001AC6F7E0000-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/2684-51-0x000001AC6F870000-0x000001AC6F880000-memory.dmp

memory/2684-50-0x000001AC6F860000-0x000001AC6F870000-memory.dmp

memory/2684-49-0x000001AC6F850000-0x000001AC6F860000-memory.dmp

memory/3052-54-0x0000026147E70000-0x00000261480E0000-memory.dmp

memory/2684-48-0x000001AC6F840000-0x000001AC6F850000-memory.dmp

memory/2684-47-0x000001AC6F830000-0x000001AC6F840000-memory.dmp

memory/2684-46-0x000001AC6F820000-0x000001AC6F830000-memory.dmp

memory/2684-45-0x000001AC6F810000-0x000001AC6F820000-memory.dmp

memory/2684-44-0x000001AC6F800000-0x000001AC6F810000-memory.dmp

memory/2684-43-0x000001AC6F7F0000-0x000001AC6F800000-memory.dmp

memory/2684-41-0x000001AC6F7E0000-0x000001AC6F7F0000-memory.dmp

memory/2684-40-0x000001AC6F570000-0x000001AC6F7E0000-memory.dmp

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

MD5 d3bb2e8fa4429219306b6c36d1a86f8a
SHA1 8855bc62a2eec321331730cab155eb4148de727b
SHA256 d0f680cc41f58cb5a229c9bb116b7a0881cf473d159079afcb5dda30ba714a66
SHA512 86a8270bfc779b0c7454a5220a94fc1c09ada6f7da24d988d711c0f372183de103a95bda7664a068a9bc6e974338ade3fb568ed5d71e6bc5be1b5106b88f168c

memory/3052-65-0x00000261480E0000-0x00000261480F0000-memory.dmp

memory/3052-67-0x00000261480F0000-0x0000026148100000-memory.dmp

memory/3052-69-0x0000026148100000-0x0000026148110000-memory.dmp

memory/3052-73-0x0000026148120000-0x0000026148130000-memory.dmp

memory/3052-72-0x0000026148110000-0x0000026148120000-memory.dmp

memory/3052-75-0x0000026148130000-0x0000026148140000-memory.dmp

memory/3052-77-0x0000026148140000-0x0000026148150000-memory.dmp

memory/3052-78-0x0000026147E50000-0x0000026147E51000-memory.dmp

memory/3052-80-0x0000026148150000-0x0000026148160000-memory.dmp

memory/3052-82-0x0000026148160000-0x0000026148170000-memory.dmp

memory/3052-83-0x0000026147E50000-0x0000026147E51000-memory.dmp

memory/3052-84-0x0000026147E70000-0x00000261480E0000-memory.dmp

memory/3052-85-0x00000261480E0000-0x00000261480F0000-memory.dmp

memory/3052-86-0x00000261480F0000-0x0000026148100000-memory.dmp

memory/3052-88-0x0000026148100000-0x0000026148110000-memory.dmp

memory/3052-89-0x0000026148110000-0x0000026148120000-memory.dmp

memory/3052-90-0x0000026148120000-0x0000026148130000-memory.dmp

memory/3052-91-0x0000026148130000-0x0000026148140000-memory.dmp

memory/3052-92-0x0000026148140000-0x0000026148150000-memory.dmp

memory/3052-93-0x0000026148150000-0x0000026148160000-memory.dmp