Malware Analysis Report

2025-08-05 15:36

Sample ID 240526-nw56qsaa99
Target a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5
SHA256 a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5
Tags
upx
score
7/10

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
7/10

SHA256

a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5

Threat Level: Shows suspicious behavior

The file a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5 was found to be: Shows suspicious behavior.

Malicious Activity Summary

upx

Checks computer location settings

Loads dropped DLL

UPX packed file

Enumerates connected drives

Suspicious use of NtSetInformationThreadHideFromDebugger

Enumerates physical storage devices

Program crash

Unsigned PE

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-26 11:45

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-05-26 11:45

Reported

2024-05-27 12:14

Platform

win7-20240220-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe"

Signatures

UPX packed file

upx
Description Indicator Process Target
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Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe

"C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe"

C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe

"C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe" 1879536

Network

Country Destination Domain Proto
US 8.8.8.8:53 seerh5.61.com udp
NL 43.152.42.60:80 seerh5.61.com tcp
US 8.8.8.8:53 seerlogin.61.com udp
CN 150.158.215.174:80 seerlogin.61.com tcp
US 8.8.8.8:53 chika.redstoner.cn udp
HK 156.236.112.132:80 chika.redstoner.cn tcp
US 8.8.8.8:53 www.seerh5.com udp
CN 122.114.104.129:80 www.seerh5.com tcp

Files

memory/2848-0-0x00000000002F0000-0x00000000002F1000-memory.dmp

memory/2848-34-0x0000000000350000-0x0000000000351000-memory.dmp

memory/2848-38-0x00000000008BE000-0x0000000000EC0000-memory.dmp

memory/2848-39-0x0000000000400000-0x000000000184D000-memory.dmp

memory/2848-36-0x0000000000400000-0x000000000184D000-memory.dmp

memory/2848-32-0x0000000000350000-0x0000000000351000-memory.dmp

\Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll

MD5 8b6c94bbdbfb213e94a5dcb4fac28ce3
SHA1 b56102ca4f03556f387f8b30e2b404efabe0cb65
SHA256 982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53
SHA512 9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a

memory/2848-30-0x0000000000350000-0x0000000000351000-memory.dmp

memory/2848-65-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-69-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-67-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-63-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-61-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-90-0x0000000000400000-0x000000000184D000-memory.dmp

memory/2848-91-0x00000000008BE000-0x0000000000EC0000-memory.dmp

memory/2848-92-0x0000000000400000-0x000000000184D000-memory.dmp

memory/2848-59-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-57-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-55-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-47-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-53-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-51-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-49-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-46-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-48-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-44-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2848-29-0x0000000000340000-0x0000000000341000-memory.dmp

memory/2848-27-0x0000000000340000-0x0000000000341000-memory.dmp

memory/2848-24-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2848-22-0x0000000000330000-0x0000000000331000-memory.dmp

memory/2848-19-0x0000000000320000-0x0000000000321000-memory.dmp

memory/2848-17-0x0000000000320000-0x0000000000321000-memory.dmp

memory/2848-14-0x0000000000310000-0x0000000000311000-memory.dmp

memory/2848-12-0x0000000000310000-0x0000000000311000-memory.dmp

memory/2848-9-0x0000000000300000-0x0000000000301000-memory.dmp

memory/2848-7-0x0000000000300000-0x0000000000301000-memory.dmp

memory/2848-5-0x0000000000300000-0x0000000000301000-memory.dmp

memory/2848-4-0x00000000002F0000-0x00000000002F1000-memory.dmp

memory/2848-2-0x00000000002F0000-0x00000000002F1000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-26 11:45

Reported

2024-05-26 11:48

Platform

win10v2004-20240508-en

Max time kernel

139s

Max time network

130s

Command Line

"C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe"

Signatures

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A

UPX packed file

upx
Description Indicator Process Target
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Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\E: C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe

"C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe"

C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe

"C:\Users\Admin\AppData\Local\Temp\a33f5b7211ad0b65645e13dc2294799e206b3a37c2e36126d00651cf03228fc5.exe" 1897285

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2516 -ip 2516

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2516 -s 1048

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 --field-trial-handle=4532,i,1999448010053300448,1112699187621658374,262144 --variations-seed-version --mojo-platform-channel-handle=3404 /prefetch:8

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 800 -ip 800

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 800 -s 1100

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 91.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 seerh5.61.com udp
NL 43.152.42.60:80 seerh5.61.com tcp
US 8.8.8.8:53 60.42.152.43.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 seerlogin.61.com udp
CN 150.158.215.174:80 seerlogin.61.com tcp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 chika.redstoner.cn udp
HK 156.236.112.132:80 chika.redstoner.cn tcp
US 8.8.8.8:53 www.seerh5.com udp
US 8.8.8.8:53 132.112.236.156.in-addr.arpa udp
CN 122.114.104.129:80 www.seerh5.com tcp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 82.90.14.23.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 204.79.197.200:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 63.141.182.52.in-addr.arpa udp

Files

memory/2516-2-0x00000000035D0000-0x00000000035D1000-memory.dmp

memory/2516-7-0x0000000003610000-0x0000000003611000-memory.dmp

memory/2516-6-0x00000000008BE000-0x0000000000EC0000-memory.dmp

memory/2516-5-0x0000000003600000-0x0000000003601000-memory.dmp

memory/2516-4-0x00000000035F0000-0x00000000035F1000-memory.dmp

memory/2516-3-0x00000000035E0000-0x00000000035E1000-memory.dmp

memory/2516-0-0x0000000001CE0000-0x0000000001CE1000-memory.dmp

memory/2516-1-0x0000000001CF0000-0x0000000001CF1000-memory.dmp

memory/2516-11-0x0000000000400000-0x000000000184D000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\E2EECore.2.7.2.dll

MD5 8b6c94bbdbfb213e94a5dcb4fac28ce3
SHA1 b56102ca4f03556f387f8b30e2b404efabe0cb65
SHA256 982a177924762f270b36fe34c7d6847392b48ae53151dc2011078dceef487a53
SHA512 9d6d63b5d8cf7a978d7e91126d7a343c2f7acd00022da9d692f63e50835fdd84a59a93328564f10622f2b1f6adfd7febdd98b8ddb294d0754ed45cc9c165d25a

memory/2516-17-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-34-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-62-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-60-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-58-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-56-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-54-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-52-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-63-0x0000000000400000-0x000000000184D000-memory.dmp

memory/2516-50-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-48-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-46-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-44-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-40-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-38-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-36-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-32-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-30-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-28-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-26-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-24-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-22-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-21-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-20-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-19-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-42-0x0000000010000000-0x000000001003E000-memory.dmp

memory/2516-64-0x0000000000400000-0x000000000184D000-memory.dmp

memory/800-70-0x0000000001D50000-0x0000000001D51000-memory.dmp

memory/800-71-0x0000000001D60000-0x0000000001D61000-memory.dmp

memory/800-69-0x0000000001D40000-0x0000000001D41000-memory.dmp

memory/800-68-0x0000000001D30000-0x0000000001D31000-memory.dmp

memory/800-67-0x0000000001D20000-0x0000000001D21000-memory.dmp

memory/800-66-0x00000000018D0000-0x00000000018D1000-memory.dmp

memory/800-65-0x00000000018C0000-0x00000000018C1000-memory.dmp

memory/800-72-0x0000000000400000-0x000000000184D000-memory.dmp

memory/2516-75-0x00000000008BE000-0x0000000000EC0000-memory.dmp