Malware Analysis Report

2025-01-17 22:05

Sample ID 240603-qhq6rsha73
Target 5.exe
SHA256 3960ee46ae25e3141eb0a05b0caffafc7b40655ea178fc11eada45e590fd6e00
Tags
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

3960ee46ae25e3141eb0a05b0caffafc7b40655ea178fc11eada45e590fd6e00

Threat Level: Shows suspicious behavior

The file 5.exe was found to be: Shows suspicious behavior.

Malicious Activity Summary


Loads dropped DLL

Suspicious use of SetThreadContext

Unsigned PE

Modifies Internet Explorer settings

Suspicious use of UnmapMainImage

Enumerates system info in registry

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: GetForegroundWindowSpam

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-03 13:15

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-03 13:15

Reported

2024-06-03 13:18

Platform

win7-20240508-en

Max time kernel

121s

Max time network

122s

Command Line

C:\Windows\Explorer.EXE

Signatures

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1700 set thread context of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 3044 set thread context of 1220 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Windows\Explorer.EXE
PID 3044 set thread context of 2568 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Windows\SysWOW64\chkdsk.exe
PID 2568 set thread context of 1220 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\Explorer.EXE

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\chkdsk.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \Registry\User\S-1-5-21-268080393-3149932598-1824759070-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious behavior: GetForegroundWindowSpam

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1700 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 2172 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1700 wrote to memory of 3044 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 1220 wrote to memory of 2568 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 1220 wrote to memory of 2568 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 1220 wrote to memory of 2568 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe
PID 1220 wrote to memory of 2568 N/A C:\Windows\Explorer.EXE C:\Windows\SysWOW64\chkdsk.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\5.exe

"C:\Users\Admin\AppData\Local\Temp\5.exe"

C:\Users\Admin\AppData\Local\Temp\5.exe

"C:\Users\Admin\AppData\Local\Temp\5.exe"

C:\Users\Admin\AppData\Local\Temp\5.exe

"C:\Users\Admin\AppData\Local\Temp\5.exe"

C:\Windows\SysWOW64\chkdsk.exe

"C:\Windows\SysWOW64\chkdsk.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 www.fcelectrodesign.com udp
CA 192.99.35.32:80 www.fcelectrodesign.com tcp
US 8.8.8.8:53 www.sqlite.org udp
US 45.33.6.223:80 www.sqlite.org tcp

Files

memory/1700-0-0x0000000074B9E000-0x0000000074B9F000-memory.dmp

memory/1700-1-0x0000000000FA0000-0x000000000109A000-memory.dmp

memory/1700-2-0x0000000074B90000-0x000000007527E000-memory.dmp

memory/1700-3-0x0000000005500000-0x00000000055A6000-memory.dmp

memory/1700-4-0x00000000006D0000-0x00000000006E6000-memory.dmp

memory/1700-5-0x00000000006F0000-0x00000000006FE000-memory.dmp

memory/1700-6-0x0000000000700000-0x0000000000710000-memory.dmp

memory/1700-7-0x0000000005630000-0x00000000056BA000-memory.dmp

memory/3044-12-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3044-10-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/3044-9-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3044-8-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3044-13-0x0000000000400000-0x0000000000443000-memory.dmp

memory/1700-14-0x0000000074B90000-0x000000007527E000-memory.dmp

memory/3044-15-0x0000000000860000-0x0000000000B63000-memory.dmp

memory/3044-16-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3044-17-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3044-18-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3044-19-0x0000000000220000-0x0000000000245000-memory.dmp

memory/1220-20-0x0000000003D10000-0x0000000003E10000-memory.dmp

memory/1220-21-0x0000000008E90000-0x000000000B4A6000-memory.dmp

memory/2568-22-0x00000000000F0000-0x000000000012F000-memory.dmp

memory/2568-23-0x00000000000F0000-0x000000000012F000-memory.dmp

memory/3044-25-0x0000000000220000-0x0000000000245000-memory.dmp

memory/3044-24-0x0000000000400000-0x0000000000443000-memory.dmp

memory/2568-26-0x00000000023D0000-0x00000000026D3000-memory.dmp

memory/2568-27-0x00000000000F0000-0x000000000012F000-memory.dmp

memory/2568-29-0x0000000000A90000-0x0000000000B34000-memory.dmp

memory/1220-31-0x0000000004820000-0x00000000048F4000-memory.dmp

memory/1220-30-0x0000000004820000-0x00000000048F4000-memory.dmp

memory/1220-32-0x0000000008E90000-0x000000000B4A6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\cfvlw4a.zip

MD5 910ae9fbda13a82f9410303b653fe0c6
SHA1 3de02829408f5320b01e4209c79cf4a9d45cde86
SHA256 11ba415b7e3b91c4587dc73bec82caf92f62724d0e49782151e7764acca43cb5
SHA512 a7564409603dec6184920aed608024db319e8548b872a022eecd91501c12da2fde5fab5b6ce6772f1ba5724cce9151ce79214bed5cb3b13d39e5e9ea254e51b0

\Users\Admin\AppData\Local\Temp\sqlite3.dll

MD5 661fd92d4eaeea3740649af5a484d7c8
SHA1 c93f868890fee1475f8ec9e7607e26f5dce67d54
SHA256 58a478f0560ea22c1bc194263f07cf6f3ecfe47d0c8b534a7bba185f28a1141f
SHA512 1fac03c20139fde41d121e0adbd02d127261ce061509996087fc1c80baf2fe0d0f70fed6b83d38a85cfa2e07d038ff809161c7ecce31ec44ac8b89740d3db15d

memory/2568-69-0x00000000000F0000-0x000000000012F000-memory.dmp

memory/2568-70-0x0000000061E00000-0x0000000061ED3000-memory.dmp

memory/1220-71-0x0000000004820000-0x00000000048F4000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-03 13:15

Reported

2024-06-03 13:18

Platform

win10v2004-20240508-en

Max time kernel

149s

Max time network

151s

Command Line

C:\Windows\Explorer.EXE

Signatures

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3456 set thread context of 4040 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Users\Admin\AppData\Local\Temp\5.exe
PID 4040 set thread context of 3464 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Windows\Explorer.EXE
PID 4040 set thread context of 3428 N/A C:\Users\Admin\AppData\Local\Temp\5.exe C:\Windows\SysWOW64\chkdsk.exe
PID 3428 set thread context of 3464 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Windows\Explorer.EXE
PID 3428 set thread context of 4400 N/A C:\Windows\SysWOW64\chkdsk.exe C:\Program Files\Mozilla Firefox\Firefox.exe

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier C:\Windows\SysWOW64\chkdsk.exe N/A

Modifies Internet Explorer settings

adware spyware
Description Indicator Process Target
Key created \Registry\User\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2 C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\5.exe N/A
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\Explorer.EXE N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A
N/A N/A C:\Windows\SysWOW64\chkdsk.exe N/A

Suspicious use of UnmapMainImage

Description Indicator Process Target
N/A N/A C:\Windows\Explorer.EXE N/A

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\5.exe

"C:\Users\Admin\AppData\Local\Temp\5.exe"

C:\Users\Admin\AppData\Local\Temp\5.exe

"C:\Users\Admin\AppData\Local\Temp\5.exe"

C:\Windows\SysWOW64\chkdsk.exe

"C:\Windows\SysWOW64\chkdsk.exe"

C:\Program Files\Mozilla Firefox\Firefox.exe

"C:\Program Files\Mozilla Firefox\Firefox.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 241.150.49.20.in-addr.arpa udp
US 8.8.8.8:53 203.107.17.2.in-addr.arpa udp
US 8.8.8.8:53 4.181.190.20.in-addr.arpa udp
NL 23.62.61.194:443 www.bing.com tcp
US 8.8.8.8:53 205.47.74.20.in-addr.arpa udp
US 8.8.8.8:53 194.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 50.23.12.20.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 88.156.103.20.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp
US 8.8.8.8:53 225.107.17.2.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 www.fcelectrodesign.com udp
CA 192.99.35.32:80 www.fcelectrodesign.com tcp
US 8.8.8.8:53 32.35.99.192.in-addr.arpa udp
US 8.8.8.8:53 www.erosonline.com.br udp
BR 191.6.208.133:80 www.erosonline.com.br tcp
US 8.8.8.8:53 133.208.6.191.in-addr.arpa udp
BR 191.6.208.133:80 www.erosonline.com.br tcp
BR 191.6.208.133:80 www.erosonline.com.br tcp
BR 191.6.208.133:80 www.erosonline.com.br tcp
BR 191.6.208.133:80 www.erosonline.com.br tcp
US 8.8.8.8:53 www.pharmacielorraine.fr udp
US 199.59.243.225:80 www.pharmacielorraine.fr tcp
US 8.8.8.8:53 225.243.59.199.in-addr.arpa udp
US 199.59.243.225:80 www.pharmacielorraine.fr tcp
US 199.59.243.225:80 www.pharmacielorraine.fr tcp
US 199.59.243.225:80 www.pharmacielorraine.fr tcp
US 199.59.243.225:80 www.pharmacielorraine.fr tcp
US 8.8.8.8:53 www.gzpd8.com udp
US 35.241.42.217:80 www.gzpd8.com tcp

Files

memory/3456-0-0x000000007464E000-0x000000007464F000-memory.dmp

memory/3456-1-0x0000000000900000-0x00000000009FA000-memory.dmp

memory/3456-2-0x0000000005AA0000-0x0000000006044000-memory.dmp

memory/3456-3-0x0000000005400000-0x0000000005492000-memory.dmp

memory/3456-4-0x0000000005630000-0x0000000005984000-memory.dmp

memory/3456-5-0x0000000074640000-0x0000000074DF0000-memory.dmp

memory/3456-6-0x00000000059F0000-0x00000000059FA000-memory.dmp

memory/3456-7-0x0000000006340000-0x0000000006352000-memory.dmp

memory/3456-8-0x0000000006F00000-0x0000000006FA6000-memory.dmp

memory/3456-9-0x0000000006170000-0x0000000006186000-memory.dmp

memory/3456-10-0x0000000006A90000-0x0000000006A9E000-memory.dmp

memory/3456-11-0x0000000006AA0000-0x0000000006AB0000-memory.dmp

memory/3456-12-0x0000000006B00000-0x0000000006B8A000-memory.dmp

memory/3456-13-0x00000000080E0000-0x000000000817C000-memory.dmp

memory/4040-14-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3456-16-0x0000000074640000-0x0000000074DF0000-memory.dmp

memory/4040-17-0x0000000001330000-0x000000000167A000-memory.dmp

memory/4040-18-0x0000000000400000-0x0000000000443000-memory.dmp

memory/4040-19-0x0000000000400000-0x0000000000443000-memory.dmp

memory/4040-20-0x0000000000400000-0x0000000000443000-memory.dmp

memory/4040-21-0x00000000012D0000-0x00000000012F5000-memory.dmp

memory/3428-22-0x0000000000C10000-0x0000000000C4F000-memory.dmp

memory/3428-23-0x0000000000C10000-0x0000000000C4F000-memory.dmp

memory/4040-25-0x00000000012D0000-0x00000000012F5000-memory.dmp

memory/4040-24-0x0000000000400000-0x0000000000443000-memory.dmp

memory/3428-26-0x0000000001510000-0x000000000185A000-memory.dmp

memory/3428-27-0x0000000000C10000-0x0000000000C4F000-memory.dmp

memory/3428-28-0x00000000013A0000-0x0000000001444000-memory.dmp

memory/3428-29-0x0000000000C10000-0x0000000000C4F000-memory.dmp

memory/3428-30-0x00000000013A0000-0x0000000001444000-memory.dmp

memory/3464-31-0x0000000009020000-0x0000000009128000-memory.dmp

memory/3464-32-0x0000000009020000-0x0000000009128000-memory.dmp

memory/4400-39-0x000001B2D0320000-0x000001B2D03FA000-memory.dmp

memory/3464-40-0x0000000009020000-0x0000000009128000-memory.dmp