Malware Analysis Report

2024-11-13 18:00

Sample ID 241110-bqrpyawfqg
Target a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18
SHA256 a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18
Tags
discovery upx
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
7/10

SHA256

a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18

Threat Level: Shows suspicious behavior

The file a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18 was found to be: Shows suspicious behavior.

Malicious Activity Summary

discovery upx

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

UPX packed file

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-10 01:21

Signatures

UPX packed file

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

Unsigned PE

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

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-10 01:21

Reported

2024-11-10 01:23

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\asih.exe N/A

UPX packed file

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\asih.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe

"C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe"

C:\Users\Admin\AppData\Local\Temp\asih.exe

"C:\Users\Admin\AppData\Local\Temp\asih.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 emrlogistics.com udp
US 52.71.57.184:443 emrlogistics.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 2.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 54.209.32.212:443 emrlogistics.com tcp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 52.71.57.184:443 emrlogistics.com tcp
US 54.209.32.212:443 emrlogistics.com tcp
US 52.71.57.184:443 emrlogistics.com tcp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp
US 54.209.32.212:443 emrlogistics.com tcp
US 52.71.57.184:443 emrlogistics.com tcp
US 54.209.32.212:443 emrlogistics.com tcp
US 8.8.8.8:53 udp

Files

memory/3200-0-0x0000000000500000-0x0000000000510000-memory.dmp

memory/3200-1-0x00000000006A0000-0x00000000006A6000-memory.dmp

memory/3200-2-0x00000000006A0000-0x00000000006A6000-memory.dmp

memory/3200-3-0x0000000000710000-0x0000000000716000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\asih.exe

MD5 3967fb52c5a691eb6110e63b5c349803
SHA1 ae69f45ad68534f065a6bb015ea9b3dcb9ab5bdc
SHA256 a11415793c1de9a3c52f1b50d1a98e4a628e4e00cc6908d0d9a7e1b0d76df5a2
SHA512 e557bde68412473ee62292e1e76ef3eeebbd7dbc184d17a537722935b1fade090d62756446c4836a949a2935625bf475f9b2dabf3a2912ed7dc541bba5282ea7

memory/3200-18-0x0000000000500000-0x0000000000510000-memory.dmp

memory/628-20-0x00000000005C0000-0x00000000005C6000-memory.dmp

memory/628-26-0x00000000005A0000-0x00000000005A6000-memory.dmp

memory/628-27-0x0000000000500000-0x0000000000510000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-10 01:21

Reported

2024-11-10 01:23

Platform

win7-20240729-en

Max time kernel

148s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\asih.exe N/A

UPX packed file

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\asih.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe

"C:\Users\Admin\AppData\Local\Temp\a5ff4846c69815fc36301e12232f855a46bc3ff92f7bc47884e375e180eebf18.exe"

C:\Users\Admin\AppData\Local\Temp\asih.exe

"C:\Users\Admin\AppData\Local\Temp\asih.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 emrlogistics.com udp
US 54.161.222.85:443 emrlogistics.com tcp
US 34.205.242.146:443 emrlogistics.com tcp
US 54.161.222.85:443 emrlogistics.com tcp
US 34.205.242.146:443 emrlogistics.com tcp
US 54.161.222.85:443 emrlogistics.com tcp
US 34.205.242.146:443 emrlogistics.com tcp
US 54.161.222.85:443 emrlogistics.com tcp
US 34.205.242.146:443 emrlogistics.com tcp

Files

memory/1744-0-0x0000000000500000-0x0000000000510000-memory.dmp

memory/1744-9-0x00000000002C0000-0x00000000002C6000-memory.dmp

memory/1744-2-0x0000000000300000-0x0000000000306000-memory.dmp

memory/1744-1-0x00000000002C0000-0x00000000002C6000-memory.dmp

\Users\Admin\AppData\Local\Temp\asih.exe

MD5 3967fb52c5a691eb6110e63b5c349803
SHA1 ae69f45ad68534f065a6bb015ea9b3dcb9ab5bdc
SHA256 a11415793c1de9a3c52f1b50d1a98e4a628e4e00cc6908d0d9a7e1b0d76df5a2
SHA512 e557bde68412473ee62292e1e76ef3eeebbd7dbc184d17a537722935b1fade090d62756446c4836a949a2935625bf475f9b2dabf3a2912ed7dc541bba5282ea7

memory/1744-12-0x00000000022A0000-0x00000000022B0000-memory.dmp

memory/1744-16-0x0000000000500000-0x0000000000510000-memory.dmp

memory/3008-20-0x0000000000460000-0x0000000000466000-memory.dmp

memory/3008-19-0x0000000000420000-0x0000000000426000-memory.dmp

memory/3008-27-0x0000000000500000-0x0000000000510000-memory.dmp