Malware Analysis Report

2024-10-23 21:02

Sample ID 240613-wqyhpsxeme
Target fn_aktuell.vmp.exe
SHA256 72e41ce80316c23eed2470bff5b88f10a9aabc4e69a0215f85147faabc192441
Tags
score
5/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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
5/10

SHA256

72e41ce80316c23eed2470bff5b88f10a9aabc4e69a0215f85147faabc192441

Threat Level: Likely benign

The file fn_aktuell.vmp.exe was found to be: Likely benign.

Malicious Activity Summary


Suspicious use of NtSetInformationThreadHideFromDebugger

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-06-13 18:08

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 18:08

Reported

2024-06-13 18:10

Platform

win7-20240611-en

Max time kernel

117s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe"

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1672 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\cmd.exe
PID 1672 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\cmd.exe
PID 1672 wrote to memory of 1960 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\cmd.exe
PID 1960 wrote to memory of 2256 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\certutil.exe
PID 1960 wrote to memory of 2256 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\certutil.exe
PID 1960 wrote to memory of 2256 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\certutil.exe
PID 1960 wrote to memory of 2624 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1960 wrote to memory of 2624 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1960 wrote to memory of 2624 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1960 wrote to memory of 2672 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1960 wrote to memory of 2672 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1960 wrote to memory of 2672 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1672 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\WerFault.exe
PID 1672 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\WerFault.exe
PID 1672 wrote to memory of 2072 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe

"C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe" MD5 | find /i /v "md5" | find /i /v "certutil"

C:\Windows\system32\certutil.exe

certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe" MD5

C:\Windows\system32\find.exe

find /i /v "md5"

C:\Windows\system32\find.exe

find /i /v "certutil"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1672 -s 1044

Network

Country Destination Domain Proto
US 8.8.8.8:53 keyauth.win udp
US 104.26.1.5:443 keyauth.win tcp
US 8.8.8.8:53 apps.identrust.com udp
BE 2.17.107.235:80 apps.identrust.com tcp
US 8.8.8.8:53 x2.c.lencr.org udp
BE 23.55.97.11:80 x2.c.lencr.org tcp
N/A 127.0.0.1:49206 tcp
N/A 127.0.0.1:49208 tcp

Files

memory/1672-0-0x0000000140094000-0x0000000140789000-memory.dmp

memory/1672-12-0x0000000140000000-0x000000014132D000-memory.dmp

memory/1672-15-0x0000000140000000-0x000000014132D000-memory.dmp

memory/1672-10-0x0000000077290000-0x0000000077292000-memory.dmp

memory/1672-8-0x0000000077290000-0x0000000077292000-memory.dmp

memory/1672-6-0x0000000077290000-0x0000000077292000-memory.dmp

memory/1672-5-0x0000000077260000-0x0000000077262000-memory.dmp

memory/1672-3-0x0000000077260000-0x0000000077262000-memory.dmp

memory/1672-1-0x0000000077260000-0x0000000077262000-memory.dmp

memory/1672-16-0x0000000140000000-0x000000014132D000-memory.dmp

memory/1672-18-0x0000000140094000-0x0000000140789000-memory.dmp

memory/1672-19-0x0000000140000000-0x000000014132D000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 18:08

Reported

2024-06-13 18:11

Platform

win10v2004-20240226-en

Max time kernel

142s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe"

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Suspicious behavior: EnumeratesProcesses

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

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4160 wrote to memory of 1668 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\cmd.exe
PID 4160 wrote to memory of 1668 N/A C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe C:\Windows\system32\cmd.exe
PID 1668 wrote to memory of 4172 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\certutil.exe
PID 1668 wrote to memory of 4172 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\certutil.exe
PID 1668 wrote to memory of 5016 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1668 wrote to memory of 5016 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1668 wrote to memory of 3100 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe
PID 1668 wrote to memory of 3100 N/A C:\Windows\system32\cmd.exe C:\Windows\system32\find.exe

Processes

C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe

"C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe"

C:\Windows\system32\cmd.exe

C:\Windows\system32\cmd.exe /c certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe" MD5 | find /i /v "md5" | find /i /v "certutil"

C:\Windows\system32\certutil.exe

certutil -hashfile "C:\Users\Admin\AppData\Local\Temp\fn_aktuell.vmp.exe" MD5

C:\Windows\system32\find.exe

find /i /v "md5"

C:\Windows\system32\find.exe

find /i /v "certutil"

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 --mojo-platform-channel-handle=5148 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8

Network

Country Destination Domain Proto
US 8.8.8.8:53 183.142.211.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 keyauth.win udp
US 104.26.1.5:443 keyauth.win tcp
US 8.8.8.8:53 x2.c.lencr.org udp
BE 23.55.97.11:80 x2.c.lencr.org tcp
US 8.8.8.8:53 11.97.55.23.in-addr.arpa udp
US 8.8.8.8:53 5.1.26.104.in-addr.arpa udp
US 8.8.8.8:53 74.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
N/A 127.0.0.1:49825 tcp
N/A 127.0.0.1:49827 tcp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
GB 23.44.234.16:80 tcp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 13.107.253.64:443 tcp
US 8.8.8.8:53 31.251.17.2.in-addr.arpa udp
US 8.8.8.8:53 159.113.53.23.in-addr.arpa udp
US 8.8.8.8:53 216.197.17.2.in-addr.arpa udp
NL 52.142.223.178:80 tcp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 210.143.182.52.in-addr.arpa udp

Files

memory/4160-0-0x0000000140094000-0x0000000140789000-memory.dmp

memory/4160-1-0x00007FFE8D6D0000-0x00007FFE8D6D2000-memory.dmp

memory/4160-2-0x00007FFE8D6E0000-0x00007FFE8D6E2000-memory.dmp

memory/4160-3-0x0000000140000000-0x000000014132D000-memory.dmp

memory/4160-7-0x0000000140000000-0x000000014132D000-memory.dmp

memory/4160-8-0x0000000140000000-0x000000014132D000-memory.dmp

memory/4160-10-0x0000000140094000-0x0000000140789000-memory.dmp

memory/4160-11-0x0000000140000000-0x000000014132D000-memory.dmp