61ea7131b658175e023681829bad0d108d9d74c318c184bc5be456cfdaf670c6

General

Target

a5dc13abd8b4769fbd2a8cc1a4f70a73.msi
Size

774KB
MD5

a5dc13abd8b4769fbd2a8cc1a4f70a73
SHA1

87cb437244076e1119b49aae7cf72b7ba0d1c1e3
SHA256

61ea7131b658175e023681829bad0d108d9d74c318c184bc5be456cfdaf670c6
SHA512

e65dc2601448d11706df7cb9a1cce7c2b21a386a1cf056a6c4c36a61f1f87a891bbcdd1a5ddfdbf4caf74d011474079eb0f7741ee04c5043a17ff3edef011429
SSDEEP

24576:GGOw7MAFZjiaZBuc2g4jocf6p2XHXNNpO:QwHnjis3M6p2X/pO

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 2 IoCs

Processes:

MsiExec.exe

pid process

916 MsiExec.exe
916 MsiExec.exe

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

Drops file in Windows directory 5 IoCs

Processes:

msiexec.exe

description	ioc	process
File created	C:\Windows\Installer\e56e8de.msi	msiexec.exe
File opened for modification	C:\Windows\Installer\e56e8de.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\MSIE9D8.tmp	msiexec.exe
File opened for modification	C:\Windows\Installer\MSIEBDD.tmp	msiexec.exe

Checks SCSI registry key(s) 3 TTPs 5 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

vssvc.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters	vssvc.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr	vssvc.exe
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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	vssvc.exe
Set value (data)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_DADY&Prod_HARDDISK\4&215468a5&0&000000\Device Parameters\Partmgr\SnapshotDataCache = 534e41505041525401000000700000008ec7416a0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vssvc.exe

Suspicious use of AdjustPrivilegeToken 51 IoCs

Processes:

msiexec.exemsiexec.exevssvc.exesrtasks.exe

description	pid	process
Token: SeShutdownPrivilege	4904	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4904	msiexec.exe
Token: SeSecurityPrivilege	5052	msiexec.exe
Token: SeCreateTokenPrivilege	4904	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	4904	msiexec.exe
Token: SeLockMemoryPrivilege	4904	msiexec.exe
Token: SeIncreaseQuotaPrivilege	4904	msiexec.exe
Token: SeMachineAccountPrivilege	4904	msiexec.exe
Token: SeTcbPrivilege	4904	msiexec.exe
Token: SeSecurityPrivilege	4904	msiexec.exe
Token: SeTakeOwnershipPrivilege	4904	msiexec.exe
Token: SeLoadDriverPrivilege	4904	msiexec.exe
Token: SeSystemProfilePrivilege	4904	msiexec.exe
Token: SeSystemtimePrivilege	4904	msiexec.exe
Token: SeProfSingleProcessPrivilege	4904	msiexec.exe
Token: SeIncBasePriorityPrivilege	4904	msiexec.exe
Token: SeCreatePagefilePrivilege	4904	msiexec.exe
Token: SeCreatePermanentPrivilege	4904	msiexec.exe
Token: SeBackupPrivilege	4904	msiexec.exe
Token: SeRestorePrivilege	4904	msiexec.exe
Token: SeShutdownPrivilege	4904	msiexec.exe
Token: SeDebugPrivilege	4904	msiexec.exe
Token: SeAuditPrivilege	4904	msiexec.exe
Token: SeSystemEnvironmentPrivilege	4904	msiexec.exe
Token: SeChangeNotifyPrivilege	4904	msiexec.exe
Token: SeRemoteShutdownPrivilege	4904	msiexec.exe
Token: SeUndockPrivilege	4904	msiexec.exe
Token: SeSyncAgentPrivilege	4904	msiexec.exe
Token: SeEnableDelegationPrivilege	4904	msiexec.exe
Token: SeManageVolumePrivilege	4904	msiexec.exe
Token: SeImpersonatePrivilege	4904	msiexec.exe
Token: SeCreateGlobalPrivilege	4904	msiexec.exe
Token: SeBackupPrivilege	4644	vssvc.exe
Token: SeRestorePrivilege	4644	vssvc.exe
Token: SeAuditPrivilege	4644	vssvc.exe
Token: SeBackupPrivilege	5052	msiexec.exe
Token: SeRestorePrivilege	5052	msiexec.exe
Token: SeRestorePrivilege	5052	msiexec.exe
Token: SeTakeOwnershipPrivilege	5052	msiexec.exe
Token: SeRestorePrivilege	5052	msiexec.exe
Token: SeTakeOwnershipPrivilege	5052	msiexec.exe
Token: SeRestorePrivilege	5052	msiexec.exe
Token: SeTakeOwnershipPrivilege	5052	msiexec.exe
Token: SeBackupPrivilege	3260	srtasks.exe
Token: SeRestorePrivilege	3260	srtasks.exe
Token: SeSecurityPrivilege	3260	srtasks.exe
Token: SeTakeOwnershipPrivilege	3260	srtasks.exe
Token: SeBackupPrivilege	3260	srtasks.exe
Token: SeRestorePrivilege	3260	srtasks.exe
Token: SeSecurityPrivilege	3260	srtasks.exe
Token: SeTakeOwnershipPrivilege	3260	srtasks.exe

Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

msiexec.exe

pid process

4904 msiexec.exe
4904 msiexec.exe

pid	process
4904	msiexec.exe
4904	msiexec.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

msiexec.exe

description	pid	process	target process
PID 5052 wrote to memory of 3260	5052	msiexec.exe	srtasks.exe
PID 5052 wrote to memory of 3260	5052	msiexec.exe	srtasks.exe
PID 5052 wrote to memory of 916	5052	msiexec.exe	MsiExec.exe
PID 5052 wrote to memory of 916	5052	msiexec.exe	MsiExec.exe
PID 5052 wrote to memory of 916	5052	msiexec.exe	MsiExec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\a5dc13abd8b4769fbd2a8cc1a4f70a73.msi
1⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:4904

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:5052
- C:\Windows\system32\srtasks.exe
  C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3260
- C:\Windows\syswow64\MsiExec.exe
  C:\Windows\syswow64\MsiExec.exe -Embedding 7684EE9C96403DF4ED4F3FE3AE7A2EC7
  2⤵
  - Loads dropped DLL
  PID:916

C:\Windows\system32\vssvc.exe
C:\Windows\system32\vssvc.exe
1⤵
- Checks SCSI registry key(s)
- Suspicious use of AdjustPrivilegeToken
PID:4644

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

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Installer\MSIE9D8.tmp

Filesize
56KB

MD5
38a4250c5e678728a0cdf126f1cdd937

SHA1
d55553ab896f085fd5cd191022c64442c99f48a4

SHA256
63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

SHA512
cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

Download Submit
C:\Windows\Installer\MSIE9D8.tmp

Filesize
56KB

MD5
38a4250c5e678728a0cdf126f1cdd937

SHA1
d55553ab896f085fd5cd191022c64442c99f48a4

SHA256
63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

SHA512
cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

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

Filesize
56KB

MD5
38a4250c5e678728a0cdf126f1cdd937

SHA1
d55553ab896f085fd5cd191022c64442c99f48a4

SHA256
63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

SHA512
cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

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

Filesize
56KB

MD5
38a4250c5e678728a0cdf126f1cdd937

SHA1
d55553ab896f085fd5cd191022c64442c99f48a4

SHA256
63c4d968320e634b97542ccf0edffe130800314346c3316817813e62d7b7ee08

SHA512
cc00d1d5e6b074eff3245d3e8aa3020804a6bfd01516c7be7b05f671a93c6a56d9058738c422ad77eabb6c10e6c698a219dac7102e0b17dd941b11bfd60eb894

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

Filesize
23.0MB

MD5
d295d88ad8536f1eeae45f248c59d6b3

SHA1
7d92be72c1b9ba4110e5b512df2538720c56b994

SHA256
78ec218e9ec1042bea641d80503072c25f1ca5dbbfc78111052a88b3e6e7a5b5

SHA512
de187bc030d7b34b4058829ef5886007e70fe7dae544d2a9a1e8cde0a0d811a96d10e3728ac04acc7ccb10b363045c3f99510e202376c8286407b52d404b3aca

Download Submit
\??\Volume{d2609e0b-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{2cd3f48d-a584-481e-ac94-767b76aa41ce}_OnDiskSnapshotProp

Filesize
5KB

MD5
a650c820c29d94793f5fe8e83d3c3a91

SHA1
378f50af128453c50894acbe90c797951c84bb9e

SHA256
361e4d24765c62e4c4120d4d462d210503474042469360bfbec469fe5eb387da

SHA512
e215df8ef445010a37f8d801b6e57ab58f58508143f70d6a11c2efdf6a09eccc52e33b063abe054a503de0fe150a500222d46f27922980e74d46984ede7fc647

Download Submit
memory/916-133-0x0000000000000000-mapping.dmp

Download
memory/3260-132-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads