72b228f51cf5a1b7600f0e0848145e4e54e54838977a5a5b1c85f69b64b92cf5

Analysis

max time kernel
123s
max time network
130s
platform
windows10_x64
resource
win10-en-20211104
submitted
02-12-2021 10:54

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General

Target

test/91B5DB3C0CCBD68BD04C24571E27F99D.msi
Size

277KB
MD5

91b5db3c0ccbd68bd04c24571e27f99d
SHA1

b01cb4fe38315d41fcbe9c6278ebe4574496ab0d
SHA256

ec85138598c57c6a6bdb5ed470614f582d3b5a8c6b243eb2f41b9970ea13d130
SHA512

9f0b07f961625fcc06ee64fcfe5e35e0d40db81f75c3cbc584434c1925fac241db69cac3c1a1bf329d965a4df9bdaa53c13bb8ea3206e2c9d4facf7f74ba21b7

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

Processes:

MsiExec.exeMsiExec.exe

flow pid process

11 1004 MsiExec.exe
22 1568 MsiExec.exe
Executes dropped EXE 1 IoCs

Processes:

lc3FD4.tmp

pid process

396 lc3FD4.tmp
Loads dropped DLL 4 IoCs

Processes:

MsiExec.exe

pid process

1568 MsiExec.exe
1568 MsiExec.exe
1568 MsiExec.exe
1568 MsiExec.exe

flow	pid	process
11	1004	MsiExec.exe
22	1568	MsiExec.exe

pid	process
396	lc3FD4.tmp

pid	process
1568	MsiExec.exe
1568	MsiExec.exe
1568	MsiExec.exe
1568	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)	\??\G:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\X:	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)	\??\I:	msiexec.exe
File opened (read-only)	\??\J:	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)	\??\P:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	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)	\??\G:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe

Drops file in Windows directory 11 IoCs

Processes:

msiexec.exe

description	ioc	process
File opened for modification	C:\Windows\Installer\f75da92.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI339F.tmp	msiexec.exe
File created	C:\Windows\Installer\inprogressinstallinfo.ipi	msiexec.exe
File created	C:\Windows\Installer\SourceHash{B7E63CAC-805B-4255-A63C-38D579B3EEAB}	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI446C.tmp	msiexec.exe
File created	C:\Windows\Installer\f75da92.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\MSI3DD1.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI3FA7.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSI411F.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\	msiexec.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

msiexec.exe

pid process

3568 msiexec.exe
3568 msiexec.exe

pid	process
3568	msiexec.exe
3568	msiexec.exe

Suspicious use of AdjustPrivilegeToken 50 IoCs

Processes:

msiexec.exemsiexec.exe

description	pid	process
Token: SeShutdownPrivilege	2728	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2728	msiexec.exe
Token: SeSecurityPrivilege	3568	msiexec.exe
Token: SeCreateTokenPrivilege	2728	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	2728	msiexec.exe
Token: SeLockMemoryPrivilege	2728	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2728	msiexec.exe
Token: SeMachineAccountPrivilege	2728	msiexec.exe
Token: SeTcbPrivilege	2728	msiexec.exe
Token: SeSecurityPrivilege	2728	msiexec.exe
Token: SeTakeOwnershipPrivilege	2728	msiexec.exe
Token: SeLoadDriverPrivilege	2728	msiexec.exe
Token: SeSystemProfilePrivilege	2728	msiexec.exe
Token: SeSystemtimePrivilege	2728	msiexec.exe
Token: SeProfSingleProcessPrivilege	2728	msiexec.exe
Token: SeIncBasePriorityPrivilege	2728	msiexec.exe
Token: SeCreatePagefilePrivilege	2728	msiexec.exe
Token: SeCreatePermanentPrivilege	2728	msiexec.exe
Token: SeBackupPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	2728	msiexec.exe
Token: SeShutdownPrivilege	2728	msiexec.exe
Token: SeDebugPrivilege	2728	msiexec.exe
Token: SeAuditPrivilege	2728	msiexec.exe
Token: SeSystemEnvironmentPrivilege	2728	msiexec.exe
Token: SeChangeNotifyPrivilege	2728	msiexec.exe
Token: SeRemoteShutdownPrivilege	2728	msiexec.exe
Token: SeUndockPrivilege	2728	msiexec.exe
Token: SeSyncAgentPrivilege	2728	msiexec.exe
Token: SeEnableDelegationPrivilege	2728	msiexec.exe
Token: SeManageVolumePrivilege	2728	msiexec.exe
Token: SeImpersonatePrivilege	2728	msiexec.exe
Token: SeCreateGlobalPrivilege	2728	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe
Token: SeRestorePrivilege	3568	msiexec.exe
Token: SeTakeOwnershipPrivilege	3568	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

2728 msiexec.exe
2728 msiexec.exe

pid	process
2728	msiexec.exe
2728	msiexec.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

msiexec.exeMsiExec.exe

description	pid	process	target process
PID 3568 wrote to memory of 1004	3568	msiexec.exe	MsiExec.exe
PID 3568 wrote to memory of 1004	3568	msiexec.exe	MsiExec.exe
PID 3568 wrote to memory of 1568	3568	msiexec.exe	MsiExec.exe
PID 3568 wrote to memory of 1568	3568	msiexec.exe	MsiExec.exe
PID 3568 wrote to memory of 1568	3568	msiexec.exe	MsiExec.exe
PID 1568 wrote to memory of 396	1568	MsiExec.exe	lc3FD4.tmp
PID 1568 wrote to memory of 396	1568	MsiExec.exe	lc3FD4.tmp
PID 1568 wrote to memory of 396	1568	MsiExec.exe	lc3FD4.tmp

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\test\91B5DB3C0CCBD68BD04C24571E27F99D.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2728

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:3568

C:\Windows\System32\MsiExec.exe
C:\Windows\System32\MsiExec.exe -Embedding F45821C4D8FDE26E779C4EA214E6E9A7
2⤵
- Blocklisted process makes network request
PID:1004

C:\Windows\syswow64\MsiExec.exe
C:\Windows\syswow64\MsiExec.exe -Embedding 7DFA90C283399FA53117D8E255824985
2⤵
- Blocklisted process makes network request
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1568

C:\Users\Admin\AppData\Local\Temp\lc3FD4.tmp
"C:\Users\Admin\AppData\Local\Temp\lc3FD4.tmp"
3⤵
- Executes dropped EXE
PID:396

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\lc3FD4.tmp

MD5
55ffee241709ae96cf64cb0b9a96f0d7

SHA1
b191810094dd2ee6b13c0d33458fafcd459681ae

SHA256
64bc6cf6b6e9850cea2a36cabc88982b0b936dd7f0bc169a2f6dd2a5d1e86abf

SHA512
01d05a5f34be950ec660af9e1de5c7d3c0e473f7815c2e13157c0b7bf162ca5a6b34fabc3704ba6e4fb339a53b1a20862fe984e16feca81f45cf4a0f98e01c07

Download Submit
C:\Users\Admin\AppData\Local\Temp\lc3FD4.tmp

MD5
55ffee241709ae96cf64cb0b9a96f0d7

SHA1
b191810094dd2ee6b13c0d33458fafcd459681ae

SHA256
64bc6cf6b6e9850cea2a36cabc88982b0b936dd7f0bc169a2f6dd2a5d1e86abf

SHA512
01d05a5f34be950ec660af9e1de5c7d3c0e473f7815c2e13157c0b7bf162ca5a6b34fabc3704ba6e4fb339a53b1a20862fe984e16feca81f45cf4a0f98e01c07

Download Submit
C:\Windows\Installer\MSI339F.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI3DD1.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI3FA7.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
C:\Windows\Installer\MSI411F.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\Windows\Installer\MSI339F.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\Windows\Installer\MSI3DD1.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\Windows\Installer\MSI3FA7.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
\Windows\Installer\MSI411F.tmp

MD5
9f1e5d66c2889018daef4aef604eebc4

SHA1
b80294261c8a1635e16e14f55a3d76889ff2c857

SHA256
02a81aea451cdfa2cd6668e3b814c4e50c6025e36b70ab972a8cc68aba5b3222

SHA512
8f8cbba79d2b6541e8b603a4a395cb938d77c358563bd745449bfee107ee64b88254a79ca5dd72fa05798a75c1464e7cca52556829f258009a3d33c9c3c5d39b

Download Submit
memory/396-134-0x0000000000000000-mapping.dmp

Download
memory/1004-124-0x0000020B7C110000-0x0000020B7C112000-memory.dmp

Filesize
8KB

Download
memory/1004-123-0x0000020B7C110000-0x0000020B7C112000-memory.dmp

Filesize
8KB

Download
memory/1004-122-0x0000000000000000-mapping.dmp

Download
memory/1568-127-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

Filesize
4KB

Download
memory/1568-126-0x0000000002ED0000-0x0000000002ED1000-memory.dmp

Filesize
4KB

Download
memory/1568-125-0x0000000000000000-mapping.dmp

Download
memory/2728-118-0x000001986C8C0000-0x000001986C8C2000-memory.dmp

Filesize
8KB

Download
memory/2728-119-0x000001986C8C0000-0x000001986C8C2000-memory.dmp

Filesize
8KB

Download
memory/3568-121-0x0000027009A40000-0x0000027009A42000-memory.dmp

Filesize
8KB

Download
memory/3568-120-0x0000027009A40000-0x0000027009A42000-memory.dmp

Filesize
8KB

Download