Malware Analysis Report

2024-12-06 03:25

Sample ID 241022-q9lqcszgqp
Target zamowienie_22.7z
SHA256 9f82994c5a9245dfd9233933c272efc2ae69c6b731bb090b10bdc3fc1d0df46a
Tags
discovery guloader downloader
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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

9f82994c5a9245dfd9233933c272efc2ae69c6b731bb090b10bdc3fc1d0df46a

Threat Level: Known bad

The file zamowienie_22.7z was found to be: Known bad.

Malicious Activity Summary

discovery guloader downloader

Guloader,Cloudeye

Loads dropped DLL

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Suspicious use of NtCreateThreadExHideFromDebugger

Drops file in Windows directory

Enumerates physical storage devices

Unsigned PE

System Location Discovery: System Language Discovery

Program crash

NSIS installer

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-10-22 13:57

Signatures

Unsigned PE

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

NSIS installer

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-10-22 13:57

Reported

2024-10-22 14:00

Platform

win7-20240903-en

Max time kernel

144s

Max time network

149s

Command Line

"C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe"

Signatures

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2528 set thread context of 1424 N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\resources\synderegistres.lnk C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
File opened for modification C:\Windows\negotiate\Anstdeligheden.ini C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
File created C:\Windows\resources\synderegistres.lnk C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe 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\zamowienie_22.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe

"C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe"

C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe

"C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 comercializadoradeinsumos.cl udp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp

Files

C:\Windows\Resources\synderegistres.lnk

MD5 9fc211b28df85c9518f2e628584cc73d
SHA1 3eeef6d9a5c4b5cc174768eaa459b6ca60795ea2
SHA256 8341c7269e4ee8786506ff22e430a66bc6ac8e454d6d1dfb724a07971e9d8b5a
SHA512 e8073a8c2eafda3f70c045a4b6ff3e05ceffa5ad8664861f07aeca390d998650322e1b3c820deddfc81eb86b1ff66934c611f84d0f6676b332e8d85f673544f6

C:\ProgramData\Microsoft\Windows\Start Menu\eksportafgrde.ini

MD5 a0d91a2f9acb4dec3b5260aba27839c4
SHA1 8a9037c691a2bdeebcab8bf3d4c954e62aca9207
SHA256 773cd6fba7d53550b4c41aa889e330b744a7a579df2bb02212773b67e72f5844
SHA512 d3df7852aea197e901c787cd8d943faaa30ee9a6678c4853ed0bb494679897854e4e7556f420f1c176443a485cf1e02e0b4bff86f8da4017a053362b2c9a0608

\Users\Admin\AppData\Local\Temp\nsyCBF8.tmp\System.dll

MD5 12b140583e3273ee1f65016becea58c4
SHA1 92df24d11797fefd2e1f8d29be9dfd67c56c1ada
SHA256 014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042
SHA512 49ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a

memory/1424-828-0x0000000000400000-0x0000000001462000-memory.dmp

memory/1424-829-0x0000000000400000-0x0000000001462000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-10-22 13:57

Reported

2024-10-22 14:00

Platform

win10v2004-20241007-en

Max time kernel

140s

Max time network

140s

Command Line

"C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe"

Signatures

Guloader,Cloudeye

downloader guloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1720 set thread context of 4756 N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\resources\synderegistres.lnk C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
File opened for modification C:\Windows\negotiate\Anstdeligheden.ini C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A
File created C:\Windows\resources\synderegistres.lnk C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe 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\zamowienie_22.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe

"C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe"

C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe

"C:\Users\Admin\AppData\Local\Temp\zamowienie_22.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 209.205.72.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 64.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 comercializadoradeinsumos.cl udp
US 162.240.106.189:443 comercializadoradeinsumos.cl tcp
US 8.8.8.8:53 189.106.240.162.in-addr.arpa udp
US 8.8.8.8:53 32.169.19.2.in-addr.arpa udp
US 8.8.8.8:53 200.163.202.172.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 103.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp

Files

C:\Windows\Resources\synderegistres.lnk

MD5 f876ce14553159b9c901c9eb56598b51
SHA1 46ff196aba18d7ebbf0788ac02ae01cc2a823139
SHA256 725bfa69dde8893c13aac197ebab8139e2e440eb00f9a19c959c66d739e9b0ea
SHA512 598ea50f018a6553537cbfadae8fb73957f2ccfd44d655ab285c6704efddbbb41961bcfbef8b2cfa591c59ddd71abad3d13aafad6b535ed1f170e64823e51c21

C:\ProgramData\Microsoft\Windows\Start Menu\eksportafgrde.ini

MD5 a0d91a2f9acb4dec3b5260aba27839c4
SHA1 8a9037c691a2bdeebcab8bf3d4c954e62aca9207
SHA256 773cd6fba7d53550b4c41aa889e330b744a7a579df2bb02212773b67e72f5844
SHA512 d3df7852aea197e901c787cd8d943faaa30ee9a6678c4853ed0bb494679897854e4e7556f420f1c176443a485cf1e02e0b4bff86f8da4017a053362b2c9a0608

C:\Users\Admin\AppData\Local\Temp\nsb8937.tmp\System.dll

MD5 12b140583e3273ee1f65016becea58c4
SHA1 92df24d11797fefd2e1f8d29be9dfd67c56c1ada
SHA256 014f1dfeb842cf7265a3644bc6903c592abe9049bfc7396829172d3d72c4d042
SHA512 49ffdfa1941361430b6acb3555fd3aa05e4120f28cbdf7ceaa2af5937d0b8cccd84471cf63f06f97cf203b4aa20f226bdad082e9421b8e6b62ab6e1e9fc1e68a

memory/1720-826-0x00000000034C0000-0x0000000004F63000-memory.dmp

memory/1720-827-0x0000000077A31000-0x0000000077B51000-memory.dmp

memory/1720-828-0x00000000034C0000-0x0000000004F63000-memory.dmp

memory/1720-829-0x0000000074725000-0x0000000074726000-memory.dmp

memory/1720-831-0x00000000034C0000-0x0000000004F63000-memory.dmp

memory/4756-830-0x0000000000400000-0x0000000001654000-memory.dmp

memory/4756-832-0x0000000001660000-0x0000000003103000-memory.dmp

memory/4756-833-0x0000000077AB8000-0x0000000077AB9000-memory.dmp

memory/4756-835-0x0000000077AD5000-0x0000000077AD6000-memory.dmp

memory/4756-834-0x0000000001660000-0x0000000003103000-memory.dmp

memory/4756-839-0x0000000000400000-0x0000000001654000-memory.dmp

memory/4756-840-0x0000000000400000-0x0000000001654000-memory.dmp

memory/4756-841-0x0000000077A31000-0x0000000077B51000-memory.dmp

memory/4756-842-0x0000000000400000-0x0000000001654000-memory.dmp

memory/4756-845-0x0000000000400000-0x0000000001654000-memory.dmp

memory/4756-846-0x0000000001660000-0x0000000003103000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-10-22 13:57

Reported

2024-10-22 14:00

Platform

win7-20241010-en

Max time kernel

118s

Max time network

120s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2440 -s 220

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-10-22 13:57

Reported

2024-10-22 14:01

Platform

win10v2004-20241007-en

Max time kernel

149s

Max time network

151s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3944 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3944 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 3944 wrote to memory of 2192 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 2192 -ip 2192

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2192 -s 612

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 133.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 98.117.19.2.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 29.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-10-22 13:57

Reported

2024-10-22 14:00

Platform

macos-20240711.1-en

Max time kernel

135s

Max time network

123s

Command Line

[sh -c sudo /bin/zsh -c "open /Users/run/frlighed.app"]

Signatures

N/A

Processes

/bin/sh

[sh -c sudo /bin/zsh -c "open /Users/run/frlighed.app"]

/bin/bash

[sh -c sudo /bin/zsh -c "open /Users/run/frlighed.app"]

/usr/bin/sudo

[sudo /bin/zsh -c open /Users/run/frlighed.app]

/bin/zsh

[/bin/zsh -c open /Users/run/frlighed.app]

/usr/bin/open

[open /Users/run/frlighed.app]

/usr/libexec/xpcproxy

[xpcproxy com.apple.sysmond]

/usr/libexec/sysmond

[/usr/libexec/sysmond]

/usr/libexec/xpcproxy

[xpcproxy com.apple.audio.AudioComponentRegistrar]

/System/Library/Frameworks/AudioToolbox.framework/AudioComponentRegistrar

[/System/Library/Frameworks/AudioToolbox.framework/AudioComponentRegistrar -daemon]

/bin/launchctl

[/bin/launchctl kill SIGTERM system/com.microsoft.OneDriveUpdaterDaemon]

/bin/launchctl

[/bin/launchctl kill SIGTERM system/com.microsoft.OneDriveStandaloneUpdaterDaemon]

/usr/libexec/xpcproxy

[xpcproxy com.apple.corespotlightservice.725FD30A-6064-6C02-CC51-5DDB8891B57E]

/System/Library/Frameworks/CoreSpotlight.framework/CoreSpotlightService

[/System/Library/Frameworks/CoreSpotlight.framework/CoreSpotlightService]

Network

Country Destination Domain Proto
US 8.8.8.8:53 cds.apple.com udp
GB 184.85.51.234:443 cds.apple.com tcp
US 8.8.8.8:53 help.apple.com udp
GB 2.23.221.174:443 help.apple.com tcp
GB 2.23.221.174:443 help.apple.com tcp
N/A 224.0.0.251:5353 udp

Files

N/A