f0c0bd00a6c044eb6fae9638e0b037e60127d93e28cfdc54d0f2d30100c4cd39

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2024, 02:01

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General

Target

f0c0bd00a6c044eb6fae9638e0b037e60127d93e28cfdc54d0f2d30100c4cd39.msi
Size

2.5MB
MD5

0d4ccbe309876c174ca8670619896d5f
SHA1

15a2d708a9a2c159ddd4280beae39dc1b9c66e34
SHA256

f0c0bd00a6c044eb6fae9638e0b037e60127d93e28cfdc54d0f2d30100c4cd39
SHA512

1818f20609dae2fd7f9e80f8fb618c126fd1d65b63b039c1196040773282ade6db3eee0f375892048d39d0f63b583e9eea378ba9ff785584d14d1b308a964986
SSDEEP

49152:MsxjoeRK8UXtBqGhZOb69QOHu5KKwGr3ULUcePBrFI:Mleudjuu7gKKwhLPeJrFI

Score

6^/10

discovery persistence privilege_escalation

Malware Config

Signatures

Enumerates connected drives 3 TTPs 46 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	C:\Windows\Installer\e5777df.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e5777df.msi	msiexec.exe
File opened for modification	C:\Windows\Microsoft.NET\Framework64\v4.0.30319\ngen.log	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI783D.tmp	msiexec.exe

Loads dropped DLL 1 IoCs

pid	Process
772	MsiExec.exe

Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs

persistence privilege_escalation

Installer Packages

T1546.016

Msiexec

T1218.007

pid	Process
4272	msiexec.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MsiExec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2236	msiexec.exe
2236	msiexec.exe

Suspicious use of AdjustPrivilegeToken 36 IoCs

description	pid	Process
Token: SeShutdownPrivilege	4272	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4272	msiexec.exe
Token: SeSecurityPrivilege	2236	msiexec.exe
Token: SeCreateTokenPrivilege	4272	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4272	msiexec.exe
Token: SeLockMemoryPrivilege	4272	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4272	msiexec.exe
Token: SeMachineAccountPrivilege	4272	msiexec.exe
Token: SeTcbPrivilege	4272	msiexec.exe
Token: SeSecurityPrivilege	4272	msiexec.exe
Token: SeTakeOwnershipPrivilege	4272	msiexec.exe
Token: SeLoadDriverPrivilege	4272	msiexec.exe
Token: SeSystemProfilePrivilege	4272	msiexec.exe
Token: SeSystemtimePrivilege	4272	msiexec.exe
Token: SeProfSingleProcessPrivilege	4272	msiexec.exe
Token: SeIncBasePriorityPrivilege	4272	msiexec.exe
Token: SeCreatePagefilePrivilege	4272	msiexec.exe
Token: SeCreatePermanentPrivilege	4272	msiexec.exe
Token: SeBackupPrivilege	4272	msiexec.exe
Token: SeRestorePrivilege	4272	msiexec.exe
Token: SeShutdownPrivilege	4272	msiexec.exe
Token: SeDebugPrivilege	4272	msiexec.exe
Token: SeAuditPrivilege	4272	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4272	msiexec.exe
Token: SeChangeNotifyPrivilege	4272	msiexec.exe
Token: SeRemoteShutdownPrivilege	4272	msiexec.exe
Token: SeUndockPrivilege	4272	msiexec.exe
Token: SeSyncAgentPrivilege	4272	msiexec.exe
Token: SeEnableDelegationPrivilege	4272	msiexec.exe
Token: SeManageVolumePrivilege	4272	msiexec.exe
Token: SeImpersonatePrivilege	4272	msiexec.exe
Token: SeCreateGlobalPrivilege	4272	msiexec.exe
Token: SeRestorePrivilege	2236	msiexec.exe
Token: SeTakeOwnershipPrivilege	2236	msiexec.exe
Token: SeRestorePrivilege	2236	msiexec.exe
Token: SeTakeOwnershipPrivilege	2236	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4272	msiexec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2236 wrote to memory of 772	2236	msiexec.exe	85
PID 2236 wrote to memory of 772	2236	msiexec.exe	85
PID 2236 wrote to memory of 772	2236	msiexec.exe	85

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\f0c0bd00a6c044eb6fae9638e0b037e60127d93e28cfdc54d0f2d30100c4cd39.msi
1⤵
- Enumerates connected drives
- Event Triggered Execution: Installer Packages
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4272

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2236
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 4B7AC1D454BC32FAFDC622A8069747E6
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

Installer Packages

T1546.016

Privilege Escalation

Event Triggered Execution

T1546

Installer Packages

T1546.016

Defense Evasion

System Binary Proxy Execution

T1218

Msiexec

T1218.007

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Installer\MSI783D.tmp

Filesize
2.5MB

MD5
bbb918a0a10d5772ef6ba30504fbe642

SHA1
426fdde94272e1db6e2181da8df770465860143a

SHA256
ef99a59b5de1ccc5a992dcf6f0eb73ad5e2cdf3827bd1906935a5acd2cc94bd7

SHA512
d724b98d512120fa95efac0e5fdae28615fa3b12c6578ee7b9aa4a2ac7dce734e293d74cafa829503074510913c95f1f23df34f0451032c3d6e2d56232e74156

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