fedd8610da159a593c56d0685ce7d579beaab9ccf00487a980ae9b6bf9ff743c

General

Target

b9e49c59ff734f7bdb5f4cc35b1d8bb2.msi
Size

264KB
MD5

b9e49c59ff734f7bdb5f4cc35b1d8bb2
SHA1

4321a500fbe210d4d4b020d92fe211da05cb5065
SHA256

fedd8610da159a593c56d0685ce7d579beaab9ccf00487a980ae9b6bf9ff743c
SHA512

667391e80098f9a24204040a740634f8712f7a3a07b502924c7489abc0af4f0f7d5ff97537949c5de8254279f0279f46f9d265c919f0789a4619a73b53cd8c13

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

MsiExec.exe

flow pid process

2 1852 MsiExec.exe
Loads dropped DLL 2 IoCs

Processes:

MsiExec.exe

pid process

1852 MsiExec.exe
1852 MsiExec.exe

flow	pid	process
2	1852	MsiExec.exe

pid	process
1852	MsiExec.exe
1852	MsiExec.exe

Enumerates connected drives 3 TTPs 48 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

Processes:

msiexec.exemsiexec.exe

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

Drops file in Windows directory 4 IoCs

Processes:

msiexec.exe

description	ioc	process
File opened for modification	C:\Windows\Installer\f75edb9.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIEED2.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIF191.tmp	msiexec.exe
File created	C:\Windows\Installer\f75edb9.msi	msiexec.exe

Script User-Agent 1 IoCs
Uses user-agent string associated with script host/environment.

Processes:

description flow ioc

HTTP User-Agent header 2 Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

description	flow	ioc
HTTP User-Agent header	2	Mozilla/4.0 (compatible; Win32; WinHttp.WinHttpRequest.5)

Suspicious use of AdjustPrivilegeToken 40 IoCs

Processes:

msiexec.exemsiexec.exe

description	pid	process
Token: SeShutdownPrivilege	1812	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1812	msiexec.exe
Token: SeRestorePrivilege	1020	msiexec.exe
Token: SeTakeOwnershipPrivilege	1020	msiexec.exe
Token: SeSecurityPrivilege	1020	msiexec.exe
Token: SeCreateTokenPrivilege	1812	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1812	msiexec.exe
Token: SeLockMemoryPrivilege	1812	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1812	msiexec.exe
Token: SeMachineAccountPrivilege	1812	msiexec.exe
Token: SeTcbPrivilege	1812	msiexec.exe
Token: SeSecurityPrivilege	1812	msiexec.exe
Token: SeTakeOwnershipPrivilege	1812	msiexec.exe
Token: SeLoadDriverPrivilege	1812	msiexec.exe
Token: SeSystemProfilePrivilege	1812	msiexec.exe
Token: SeSystemtimePrivilege	1812	msiexec.exe
Token: SeProfSingleProcessPrivilege	1812	msiexec.exe
Token: SeIncBasePriorityPrivilege	1812	msiexec.exe
Token: SeCreatePagefilePrivilege	1812	msiexec.exe
Token: SeCreatePermanentPrivilege	1812	msiexec.exe
Token: SeBackupPrivilege	1812	msiexec.exe
Token: SeRestorePrivilege	1812	msiexec.exe
Token: SeShutdownPrivilege	1812	msiexec.exe
Token: SeDebugPrivilege	1812	msiexec.exe
Token: SeAuditPrivilege	1812	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1812	msiexec.exe
Token: SeChangeNotifyPrivilege	1812	msiexec.exe
Token: SeRemoteShutdownPrivilege	1812	msiexec.exe
Token: SeUndockPrivilege	1812	msiexec.exe
Token: SeSyncAgentPrivilege	1812	msiexec.exe
Token: SeEnableDelegationPrivilege	1812	msiexec.exe
Token: SeManageVolumePrivilege	1812	msiexec.exe
Token: SeImpersonatePrivilege	1812	msiexec.exe
Token: SeCreateGlobalPrivilege	1812	msiexec.exe
Token: SeRestorePrivilege	1020	msiexec.exe
Token: SeTakeOwnershipPrivilege	1020	msiexec.exe
Token: SeRestorePrivilege	1020	msiexec.exe
Token: SeTakeOwnershipPrivilege	1020	msiexec.exe
Token: SeRestorePrivilege	1020	msiexec.exe
Token: SeTakeOwnershipPrivilege	1020	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

1812 msiexec.exe
1812 msiexec.exe

pid	process
1812	msiexec.exe
1812	msiexec.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

msiexec.exe

description	pid	process	target process
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe
PID 1020 wrote to memory of 1852	1020	msiexec.exe	MsiExec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\b9e49c59ff734f7bdb5f4cc35b1d8bb2.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1812

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1020
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 5CF8A5F48E2E4D42DEDC96DBA443C20E
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  PID:1852

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Installer\MSIEED2.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSIF191.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\Windows\Installer\MSIEED2.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\Windows\Installer\MSIF191.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
memory/1812-55-0x000007FEFBA61000-0x000007FEFBA63000-memory.dmp

Filesize
8KB

Download
memory/1852-57-0x0000000000000000-mapping.dmp

Download
memory/1852-58-0x0000000075191000-0x0000000075193000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads