Malware Analysis Report

2024-10-23 19:42

Sample ID 240124-l83v2affgj
Target LEIDA IMPEX SRL TRADING CO.pdf.exe
SHA256 fa4c8c4fd3ad0008d15bcd71e575130151f5f211f7b1fd3e4c934e68f9ec5ad7
Tags
darkcloud stealer
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 Overview

score
10/10

SHA256

fa4c8c4fd3ad0008d15bcd71e575130151f5f211f7b1fd3e4c934e68f9ec5ad7

Threat Level: Known bad

The file LEIDA IMPEX SRL TRADING CO.pdf.exe was found to be: Known bad.

Malicious Activity Summary

darkcloud stealer

DarkCloud

Checks computer location settings

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

Creates scheduled task(s)

Suspicious use of AdjustPrivilegeToken

Suspicious use of SetWindowsHookEx

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-01-24 10:13

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-01-24 10:13

Reported

2024-01-24 10:15

Platform

win7-20231215-en

Max time kernel

137s

Max time network

122s

Command Line

"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"

Signatures

DarkCloud

stealer darkcloud

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1096 set thread context of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1096 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1096 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1096 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1096 wrote to memory of 2692 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1096 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 1096 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 1096 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 1096 wrote to memory of 2576 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 1096 wrote to memory of 2596 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

Processes

C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fwltIWtcCCi.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fwltIWtcCCi" /XML "C:\Users\Admin\AppData\Local\Temp\tmpA0E1.tmp"

C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"

Network

N/A

Files

memory/1096-3-0x00000000003E0000-0x00000000003F8000-memory.dmp

memory/1096-2-0x0000000004E00000-0x0000000004E40000-memory.dmp

memory/1096-1-0x0000000074690000-0x0000000074D7E000-memory.dmp

memory/1096-0-0x0000000000EE0000-0x0000000000FB8000-memory.dmp

memory/1096-4-0x0000000000410000-0x0000000000418000-memory.dmp

memory/1096-5-0x0000000000590000-0x000000000059C000-memory.dmp

memory/1096-6-0x0000000005130000-0x00000000051DC000-memory.dmp

memory/1096-7-0x0000000074690000-0x0000000074D7E000-memory.dmp

memory/1096-8-0x0000000004E00000-0x0000000004E40000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmpA0E1.tmp

MD5 0507d9c968f1388262603d4d26e4ff24
SHA1 f4203a3050010d25eabe6ed8516b3f9610674d9a
SHA256 bde08add65a304f43fd7b325b19518fb7c1ee660a8cb3d20991ee85255aeef48
SHA512 a0df9266bb5e10d38004817380abfa6a29726bbea066c7ebb34a33a90a93cd0e364e561e46aaa8d0fd49b72cea9a8715bfd04b7f512dae2682e727b30903b171

memory/2596-14-0x0000000000400000-0x000000000046C000-memory.dmp

memory/2596-16-0x0000000000400000-0x000000000046C000-memory.dmp

memory/2596-18-0x0000000000400000-0x000000000046C000-memory.dmp

memory/2596-24-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2596-26-0x0000000000400000-0x000000000046C000-memory.dmp

memory/1096-29-0x0000000074690000-0x0000000074D7E000-memory.dmp

memory/2596-28-0x0000000000400000-0x000000000046C000-memory.dmp

memory/2692-32-0x000000006EB20000-0x000000006F0CB000-memory.dmp

memory/2692-33-0x000000006EB20000-0x000000006F0CB000-memory.dmp

memory/2596-34-0x0000000000400000-0x000000000046C000-memory.dmp

memory/2692-35-0x0000000000280000-0x00000000002C0000-memory.dmp

memory/2692-37-0x0000000000280000-0x00000000002C0000-memory.dmp

memory/2692-36-0x0000000000280000-0x00000000002C0000-memory.dmp

memory/2692-38-0x000000006EB20000-0x000000006F0CB000-memory.dmp

memory/2596-39-0x0000000000400000-0x000000000046C000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-01-24 10:13

Reported

2024-01-24 10:15

Platform

win10v2004-20231215-en

Max time kernel

141s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"

Signatures

DarkCloud

stealer darkcloud

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-983843758-932321429-1636175382-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4512 set thread context of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

Enumerates physical storage devices

Creates scheduled task(s)

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4512 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4512 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4512 wrote to memory of 1348 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 4512 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 4512 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 4512 wrote to memory of 4492 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Windows\SysWOW64\schtasks.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe
PID 4512 wrote to memory of 1332 N/A C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

Processes

C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\fwltIWtcCCi.exe"

C:\Windows\SysWOW64\schtasks.exe

"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\fwltIWtcCCi" /XML "C:\Users\Admin\AppData\Local\Temp\tmp10C4.tmp"

C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe

"C:\Users\Admin\AppData\Local\Temp\LEIDA IMPEX SRL TRADING CO.pdf.exe"

Network

Country Destination Domain Proto
US 20.231.121.79:80 tcp
US 8.8.8.8:53 97.17.167.52.in-addr.arpa udp
US 8.8.8.8:53 189.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 73.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 178.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 16.234.44.23.in-addr.arpa udp
US 8.8.8.8:53 205.178.17.96.in-addr.arpa udp
US 8.8.8.8:53 9.173.189.20.in-addr.arpa udp

Files

memory/4512-0-0x00000000002F0000-0x00000000003C8000-memory.dmp

memory/4512-1-0x0000000074A30000-0x00000000751E0000-memory.dmp

memory/4512-2-0x00000000053A0000-0x0000000005944000-memory.dmp

memory/4512-3-0x0000000004DF0000-0x0000000004E82000-memory.dmp

memory/4512-4-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

memory/4512-5-0x0000000004DC0000-0x0000000004DCA000-memory.dmp

memory/4512-6-0x00000000050A0000-0x00000000050B8000-memory.dmp

memory/4512-7-0x0000000005300000-0x0000000005308000-memory.dmp

memory/4512-8-0x0000000005330000-0x000000000533C000-memory.dmp

memory/4512-9-0x0000000007720000-0x00000000077CC000-memory.dmp

memory/4512-10-0x0000000009E40000-0x0000000009EDC000-memory.dmp

memory/4512-11-0x0000000074A30000-0x00000000751E0000-memory.dmp

memory/4512-12-0x0000000004DB0000-0x0000000004DC0000-memory.dmp

memory/1348-17-0x0000000004B70000-0x0000000004BA6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\tmp10C4.tmp

MD5 babed352949073e7fc8eebf55b8c42ca
SHA1 a6542e106ea3b60888af10b37a9427607271f05a
SHA256 d81cef73b59c318a824645ac79591684030e40cfae7174684845918b7df0a490
SHA512 0c0cdf684a9a29a090394303e74ca49471609772b18d3a677ce635850248c328406c69931b1832e63cca5cd65ab5d86ea75e65942b634fcb794d39c280afd9ac

memory/1348-19-0x0000000074A30000-0x00000000751E0000-memory.dmp

memory/1348-20-0x0000000004B60000-0x0000000004B70000-memory.dmp

memory/1348-21-0x0000000004B60000-0x0000000004B70000-memory.dmp

memory/1348-23-0x00000000051E0000-0x0000000005808000-memory.dmp

memory/1332-22-0x0000000000400000-0x000000000046C000-memory.dmp

memory/1332-26-0x0000000000400000-0x000000000046C000-memory.dmp

memory/1348-29-0x0000000005050000-0x0000000005072000-memory.dmp

memory/4512-30-0x0000000074A30000-0x00000000751E0000-memory.dmp

memory/1348-31-0x0000000005A40000-0x0000000005AA6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_4lywxvlp.xoy.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1348-37-0x0000000005AB0000-0x0000000005B16000-memory.dmp

memory/1348-42-0x0000000005D30000-0x0000000006084000-memory.dmp

memory/1348-43-0x00000000061B0000-0x00000000061CE000-memory.dmp

memory/1348-44-0x00000000061D0000-0x000000000621C000-memory.dmp

memory/1348-45-0x0000000004B60000-0x0000000004B70000-memory.dmp

memory/1348-46-0x0000000007190000-0x00000000071C2000-memory.dmp

memory/1348-47-0x0000000072100000-0x000000007214C000-memory.dmp

memory/1348-57-0x0000000006760000-0x000000000677E000-memory.dmp

memory/1348-58-0x00000000073D0000-0x0000000007473000-memory.dmp

memory/1348-59-0x0000000007B00000-0x000000000817A000-memory.dmp

memory/1348-60-0x00000000074B0000-0x00000000074CA000-memory.dmp

memory/1348-61-0x0000000007530000-0x000000000753A000-memory.dmp

memory/1348-62-0x0000000007730000-0x00000000077C6000-memory.dmp

memory/1348-63-0x00000000076B0000-0x00000000076C1000-memory.dmp

memory/1348-64-0x00000000076E0000-0x00000000076EE000-memory.dmp

memory/1348-65-0x00000000076F0000-0x0000000007704000-memory.dmp

memory/1348-66-0x00000000077F0000-0x000000000780A000-memory.dmp

memory/1348-67-0x00000000077D0000-0x00000000077D8000-memory.dmp

memory/1348-70-0x0000000074A30000-0x00000000751E0000-memory.dmp

memory/1332-71-0x0000000000400000-0x000000000046C000-memory.dmp