Malware Analysis Report

2024-10-19 01:06

Sample ID 230620-xxhlhafa7y
Target doc_06.20.msi
SHA256 38c37a12323334e8362d19f6788755fc5ba35f51b9f53a07ef5481f906807864
Tags
bumblebee msi11606 trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

38c37a12323334e8362d19f6788755fc5ba35f51b9f53a07ef5481f906807864

Threat Level: Known bad

The file doc_06.20.msi was found to be: Known bad.

Malicious Activity Summary

bumblebee msi11606 trojan

BumbleBee

Loads dropped DLL

Enumerates connected drives

Suspicious use of NtCreateThreadExHideFromDebugger

Drops file in Windows directory

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Uses Volume Shadow Copy service COM API

Modifies data under HKEY_USERS

Suspicious use of FindShellTrayWindow

Suspicious use of WriteProcessMemory

Checks SCSI registry key(s)

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-06-20 19:13

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-20 19:13

Reported

2023-06-20 19:16

Platform

win7-20230220-en

Max time kernel

150s

Max time network

153s

Command Line

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\doc_06.20.msi

Signatures

BumbleBee

trojan bumblebee

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\F: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\F: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Installer\6cf134.ipi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\INF\setupapi.ev3 C:\Windows\system32\DrvInst.exe N/A
File opened for modification C:\Windows\INF\setupapi.dev.log C:\Windows\system32\DrvInst.exe N/A
File created C:\Windows\Installer\6cf133.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\ C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\6cf136.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\INF\setupapi.ev1 C:\Windows\system32\DrvInst.exe N/A
File opened for modification C:\Windows\Installer\6cf133.msi C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\6cf134.ipi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\MSIF345.tmp C:\Windows\system32\msiexec.exe N/A

Modifies data under HKEY_USERS

Description Indicator Process Target
Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates C:\Windows\system32\DrvInst.exe N/A
Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs C:\Windows\system32\DrvInst.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\system32\msiexec.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
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\DrvInst.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1008 wrote to memory of 1760 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe
PID 1008 wrote to memory of 1760 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe
PID 1008 wrote to memory of 1760 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe
PID 1008 wrote to memory of 1760 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe
PID 1008 wrote to memory of 1760 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Windows\system32\msiexec.exe

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\doc_06.20.msi

C:\Windows\system32\msiexec.exe

C:\Windows\system32\msiexec.exe /V

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\DrvInst.exe

DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "0000000000000060" "000000000000005C"

C:\Windows\system32\regsvr32.exe

regsvr32 "C:\Users\Admin\AppData\Local\Temp\Package Installation Dir\e1.dll"

Network

Country Destination Domain Proto
CN 42.139.96.150:112 tcp
US 11.133.216.59:219 tcp
CA 154.5.156.81:239 tcp
US 8.98.218.10:234 tcp
IQ 37.238.195.34:422 tcp

Files

\??\PIPE\samr

MD5 d41d8cd98f00b204e9800998ecf8427e
SHA1 da39a3ee5e6b4b0d3255bfef95601890afd80709
SHA256 e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
SHA512 cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

C:\Config.Msi\6cf135.rbs

MD5 455c800ced3f3a145ed7ed7cef7d6916
SHA1 2bc1b2d774fb6906382cee3be7c7332f7a1bc17e
SHA256 4deffe4bb0f7c84965d40218e9624cf60c0871dfa7d7333c07a6f27ad5f50812
SHA512 8c57e4d571e41ddb4a2e8ae884845e0bfe16c6ca484b5a922389033876aef204a39acbba595c34ef62094f6fac96de0b11b08462d7f7df6e7f1cb87d9ab6d4c3

C:\Users\Admin\AppData\Local\Temp\Package Installation Dir\e1.dll

MD5 04889da884690bd296877a6a2453a715
SHA1 235a8e9a16a4e963fb2c453cbb469ea3e1590da3
SHA256 d1270e29d9a235bb456db76f5c88042eb06964145dd2b31f2ef87d5af1254e57
SHA512 74875267c6b96ef6c44ac19021f96213cd115061f881b22d849ebc98aa21c92af64f46c86b908b2da53d3f6fe8d9e7bd291ce11882cff0d11bf1294a39c58cc2

C:\Windows\Installer\6cf133.msi

MD5 41f1f58087ac8ca8009d07032bf4319f
SHA1 8ab6be5ac1e70f9cf1a970e4a7b2c53f29dac067
SHA256 38c37a12323334e8362d19f6788755fc5ba35f51b9f53a07ef5481f906807864
SHA512 0c60361265f062afeab7f03e648da982050fa58b86bdf90d972b2a936a5c316cb45c6d696a106f18797e2d9810ace6ca12a13703be4cbaf618c50f3e4d4ba359

\Users\Admin\AppData\Local\Temp\Package Installation Dir\e1.dll

MD5 04889da884690bd296877a6a2453a715
SHA1 235a8e9a16a4e963fb2c453cbb469ea3e1590da3
SHA256 d1270e29d9a235bb456db76f5c88042eb06964145dd2b31f2ef87d5af1254e57
SHA512 74875267c6b96ef6c44ac19021f96213cd115061f881b22d849ebc98aa21c92af64f46c86b908b2da53d3f6fe8d9e7bd291ce11882cff0d11bf1294a39c58cc2

memory/1760-80-0x0000000001FC0000-0x0000000002121000-memory.dmp

memory/1760-82-0x0000000001FC0000-0x0000000002121000-memory.dmp

memory/1760-83-0x0000000001E50000-0x0000000001FB6000-memory.dmp

memory/1760-84-0x0000000001FC0000-0x0000000002121000-memory.dmp

memory/1760-85-0x0000000001FC0000-0x0000000002121000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-20 19:13

Reported

2023-06-20 19:16

Platform

win10v2004-20230220-en

Max time kernel

150s

Max time network

149s

Command Line

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\doc_06.20.msi

Signatures

BumbleBee

trojan bumblebee

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Enumerates connected drives

Description Indicator Process Target
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\F: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\U: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\F: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\T: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\V: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\E: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\N: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\P: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Q: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\J: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\K: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\O: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\I: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\W: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\R: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\X: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Y: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\G: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\Z: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\L: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\B: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\H: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\M: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\S: C:\Windows\system32\msiexec.exe N/A
File opened (read-only) \??\A: C:\Windows\system32\msiexec.exe N/A

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Windows\system32\regsvr32.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File opened for modification C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\ C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\inprogressinstallinfo.ipi C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\SourceHash{DD475EBC-D960-4AF4-BB8A-BE91FA942756} C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\MSIEDDF.tmp C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\e56ec5b.msi C:\Windows\system32\msiexec.exe N/A
File created C:\Windows\Installer\e56ec59.msi C:\Windows\system32\msiexec.exe N/A
File opened for modification C:\Windows\Installer\e56ec59.msi C:\Windows\system32\msiexec.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key created \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr C:\Windows\system32\vssvc.exe N/A
Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\PartitionTableCache = 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 C:\Windows\system32\vssvc.exe N/A
Set value (data) \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 C:\Windows\system32\vssvc.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters C:\Windows\system32\vssvc.exe N/A
Key queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters C:\Windows\system32\vssvc.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAssignPrimaryTokenPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLockMemoryPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncreaseQuotaPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeMachineAccountPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTcbPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSecurityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeLoadDriverPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemProfilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemtimePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeProfSingleProcessPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeIncBasePriorityPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePagefilePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreatePermanentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeAuditPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSystemEnvironmentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeChangeNotifyPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRemoteShutdownPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeUndockPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeSyncAgentPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeEnableDelegationPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeManageVolumePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeImpersonatePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeCreateGlobalPrivilege N/A C:\Windows\system32\msiexec.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
Token: SeBackupPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeTakeOwnershipPrivilege N/A C:\Windows\system32\msiexec.exe N/A
Token: SeRestorePrivilege N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of FindShellTrayWindow

Description Indicator Process Target
N/A N/A C:\Windows\system32\msiexec.exe N/A
N/A N/A C:\Windows\system32\msiexec.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2716 wrote to memory of 960 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\srtasks.exe
PID 2716 wrote to memory of 960 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\srtasks.exe
PID 2716 wrote to memory of 4152 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe
PID 2716 wrote to memory of 4152 N/A C:\Windows\system32\msiexec.exe C:\Windows\system32\regsvr32.exe

Uses Volume Shadow Copy service COM API

ransomware

Processes

C:\Windows\system32\msiexec.exe

msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\doc_06.20.msi

C:\Windows\system32\msiexec.exe

C:\Windows\system32\msiexec.exe /V

C:\Windows\system32\vssvc.exe

C:\Windows\system32\vssvc.exe

C:\Windows\system32\srtasks.exe

C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2

C:\Windows\system32\regsvr32.exe

regsvr32 "C:\Users\Admin\AppData\Local\Temp\Package Installation Dir\e1.dll"

Network

Country Destination Domain Proto
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 34.146.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 192.3.40.23.in-addr.arpa udp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 35.146.190.20.in-addr.arpa udp
CN 42.139.96.150:112 tcp
US 8.8.8.8:53 14.103.197.20.in-addr.arpa udp
US 52.152.110.14:443 tcp
IE 13.69.239.74:443 tcp
US 8.248.5.254:80 tcp
US 8.248.5.254:80 tcp
US 52.152.110.14:443 tcp
US 8.8.8.8:53 73.254.224.20.in-addr.arpa udp
US 11.133.216.59:219 tcp
US 52.152.110.14:443 tcp
US 8.248.5.254:80 tcp
NL 173.223.113.164:443 tcp
NL 173.223.113.131:80 tcp
US 204.79.197.203:80 tcp
US 52.152.110.14:443 tcp
CA 154.5.156.81:239 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
US 8.98.218.10:234 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
IQ 37.238.195.34:422 tcp
US 52.152.110.14:443 tcp
US 52.152.110.14:443 tcp
N/A 181.179.7.144:311 tcp

Files

C:\Users\Admin\AppData\Local\Temp\Package Installation Dir\e1.dll

MD5 04889da884690bd296877a6a2453a715
SHA1 235a8e9a16a4e963fb2c453cbb469ea3e1590da3
SHA256 d1270e29d9a235bb456db76f5c88042eb06964145dd2b31f2ef87d5af1254e57
SHA512 74875267c6b96ef6c44ac19021f96213cd115061f881b22d849ebc98aa21c92af64f46c86b908b2da53d3f6fe8d9e7bd291ce11882cff0d11bf1294a39c58cc2

C:\Config.Msi\e56ec5a.rbs

MD5 3842e5d711099fa7ae9772ec1e0f75cd
SHA1 c4a7945bab405b2d9b533c8f2c94a2a7e83fb9a1
SHA256 bab6dfdd548fd8d101ec78042a003fb9203e12a1ad83c36caa22b58ed1aebc0a
SHA512 2c5e60e0355d919aecc4281ed608a53fcb3c59a543f6f680b7a94a0efbd6bb00c7e8d9076b90275a30b1bdee16b4aedeaa26d27b2955a6ca27317fb50db2bc56

C:\Windows\Installer\e56ec59.msi

MD5 41f1f58087ac8ca8009d07032bf4319f
SHA1 8ab6be5ac1e70f9cf1a970e4a7b2c53f29dac067
SHA256 38c37a12323334e8362d19f6788755fc5ba35f51b9f53a07ef5481f906807864
SHA512 0c60361265f062afeab7f03e648da982050fa58b86bdf90d972b2a936a5c316cb45c6d696a106f18797e2d9810ace6ca12a13703be4cbaf618c50f3e4d4ba359

C:\Users\Admin\AppData\Local\Temp\Package Installation Dir\e1.dll

MD5 04889da884690bd296877a6a2453a715
SHA1 235a8e9a16a4e963fb2c453cbb469ea3e1590da3
SHA256 d1270e29d9a235bb456db76f5c88042eb06964145dd2b31f2ef87d5af1254e57
SHA512 74875267c6b96ef6c44ac19021f96213cd115061f881b22d849ebc98aa21c92af64f46c86b908b2da53d3f6fe8d9e7bd291ce11882cff0d11bf1294a39c58cc2

memory/4152-157-0x0000000002670000-0x00000000027D1000-memory.dmp

memory/4152-158-0x0000000002670000-0x00000000027D1000-memory.dmp

memory/4152-159-0x0000000002670000-0x00000000027D1000-memory.dmp

memory/4152-160-0x0000000002670000-0x00000000027D1000-memory.dmp

memory/4152-161-0x0000000002500000-0x0000000002666000-memory.dmp

memory/4152-162-0x0000000002670000-0x00000000027D1000-memory.dmp

\??\Volume{c9ab6598-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{4e20789d-358f-4135-91e5-e1e094a72117}_OnDiskSnapshotProp

MD5 c65a80683f731e780634ab2c1d3cb710
SHA1 34733af461238a9c2e1d9043a9b0dc6cb3fa9f76
SHA256 fe1afe45074c9724774e0925d0e6757faba8eea854ffe78da35903b9eb679b5f
SHA512 82a2ae015e35c2b6797001a783de557813bbdd63b9e1d791274b4b8e4758cfe7dd597abf87cab212d003d8bfdc7d295d930ca80256a68f270df8669dc0c220a2

\??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

MD5 0ded11f295fe29549a5bfc058f30ee03
SHA1 637bbad072ccbaa6e5eec0afcaded3d5c1b3a8fe
SHA256 6848b312e6477de456d95db7c76a2d86ac658a26fc279f5d9eb64bc613548ebe
SHA512 e876497443d0e071bf29bcd5089da9183edd53d3950345072ce907bdf49d716f9d8c49f6664b4e059e6cfd1914043df6005d7ff7edafa6782403a2f484061305