278c453dd51c8bbb92f35be224aba15a5334b7f2451322b9f2c66ae3137f3681

Analysis

max time kernel
32s
max time network
97s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
27-03-2023 16:13

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General

Target

New folder (2)/icucnv58.msi
Size

15KB
MD5

94871d17e0b37fea5685c8d3f2f4acc9
SHA1

925f06a6fbe14dc7c69695c73baa9c8242d5f2c7
SHA256

47d1821888a1212a141e27007fe99b3fc77b40fc5926fd6c054b850c5911817c
SHA512

fc6fb7753f6f407ccdcc9376c17270f35144e6a23c6dea143f6de9f1e2bbca6e65998121a629ec1b43279c85a97077ad49ee85edb92f07040aebcea6f950363c
SSDEEP

192:kFNMi7v56OIYiYF8rVs9+qARrkUWJfsHR9y2sE9jBFL2UzZUXjo:kF6idIYiI9yrkU4i/8E9VFL2UtUXjo

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	1416	msiexec.exe

Enumerates connected drives 3 TTPs 24 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)	\??\Q:	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)	\??\F:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\A:	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)	\??\L:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1416	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1416	msiexec.exe
Token: SeRestorePrivilege	1768	msiexec.exe
Token: SeTakeOwnershipPrivilege	1768	msiexec.exe
Token: SeSecurityPrivilege	1768	msiexec.exe
Token: SeCreateTokenPrivilege	1416	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1416	msiexec.exe
Token: SeLockMemoryPrivilege	1416	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1416	msiexec.exe
Token: SeMachineAccountPrivilege	1416	msiexec.exe
Token: SeTcbPrivilege	1416	msiexec.exe
Token: SeSecurityPrivilege	1416	msiexec.exe
Token: SeTakeOwnershipPrivilege	1416	msiexec.exe
Token: SeLoadDriverPrivilege	1416	msiexec.exe
Token: SeSystemProfilePrivilege	1416	msiexec.exe
Token: SeSystemtimePrivilege	1416	msiexec.exe
Token: SeProfSingleProcessPrivilege	1416	msiexec.exe
Token: SeIncBasePriorityPrivilege	1416	msiexec.exe
Token: SeCreatePagefilePrivilege	1416	msiexec.exe
Token: SeCreatePermanentPrivilege	1416	msiexec.exe
Token: SeBackupPrivilege	1416	msiexec.exe
Token: SeRestorePrivilege	1416	msiexec.exe
Token: SeShutdownPrivilege	1416	msiexec.exe
Token: SeDebugPrivilege	1416	msiexec.exe
Token: SeAuditPrivilege	1416	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1416	msiexec.exe
Token: SeChangeNotifyPrivilege	1416	msiexec.exe
Token: SeRemoteShutdownPrivilege	1416	msiexec.exe
Token: SeUndockPrivilege	1416	msiexec.exe
Token: SeSyncAgentPrivilege	1416	msiexec.exe
Token: SeEnableDelegationPrivilege	1416	msiexec.exe
Token: SeManageVolumePrivilege	1416	msiexec.exe
Token: SeImpersonatePrivilege	1416	msiexec.exe
Token: SeCreateGlobalPrivilege	1416	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1416	msiexec.exe
1416	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I "C:\Users\Admin\AppData\Local\Temp\New folder (2)\icucnv58.msi"
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1416

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1768

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Cab3585.tmp

Filesize
61KB

MD5
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar37D8.tmp

Filesize
161KB

MD5
73b4b714b42fc9a6aaefd0ae59adb009

SHA1
efdaffd5b0ad21913d22001d91bf6c19ecb4ac41

SHA256
c0cf8cc04c34b5b80a2d86ad0eafb2dd71436f070c86b0321fba0201879625fd

SHA512
73af3c51b15f89237552b1718bef21fd80788fa416bab2cb2e7fb3a60d56249a716eda0d2dd68ab643752272640e7eaaaf57ce64bcb38373ddc3d035fb8d57cd

Download Submit
memory/1416-86-0x0000000000470000-0x0000000000471000-memory.dmp

Filesize
4KB

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