5bbe4ff9dc3e2fb44d356785216d39faa2ea386b1a5227798aea9c2d18b8b3fa

Analysis

max time kernel
101s
max time network
189s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
14/10/2022, 16:13

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General

Target
MetaMansion/icucnv58.msi
Size 15KB
Sample221014-tn3crsdhal
SHA256 47d1821888a1212a141e27007fe99b3fc77b40fc5926fd6c054b850c5911817c
MD5 94871d17e0b37fea5685c8d3f2f4acc9
SHA1 925f06a6fbe14dc7c69695c73baa9c8242d5f2c7
SHA512 fc6fb7753f6f407ccdcc9376c17270f35144e6a23c6dea143f6de9f1e2bbca6e65998121a629ec1b43279c85a97077ad49ee85edb92f07040aebcea6f950363c
SSDEEP 192:kFNMi7v56OIYiYF8rVs9+qARrkUWJfsHR9y2sE9jBFL2UzZUXjo:kF6idIYiI9yrkU4i/8E9VFL2UtUXjo
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
3	940	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)	\??\J:	msiexec.exe
File opened (read-only)	\??\K:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\F:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\Q:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\Y:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe
File opened (read-only)	\??\A:	msiexec.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

description	pid	Process
Token: SeShutdownPrivilege	940	msiexec.exe
Token: SeIncreaseQuotaPrivilege	940	msiexec.exe
Token: SeRestorePrivilege	1496	msiexec.exe
Token: SeTakeOwnershipPrivilege	1496	msiexec.exe
Token: SeSecurityPrivilege	1496	msiexec.exe
Token: SeCreateTokenPrivilege	940	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	940	msiexec.exe
Token: SeLockMemoryPrivilege	940	msiexec.exe
Token: SeIncreaseQuotaPrivilege	940	msiexec.exe
Token: SeMachineAccountPrivilege	940	msiexec.exe
Token: SeTcbPrivilege	940	msiexec.exe
Token: SeSecurityPrivilege	940	msiexec.exe
Token: SeTakeOwnershipPrivilege	940	msiexec.exe
Token: SeLoadDriverPrivilege	940	msiexec.exe
Token: SeSystemProfilePrivilege	940	msiexec.exe
Token: SeSystemtimePrivilege	940	msiexec.exe
Token: SeProfSingleProcessPrivilege	940	msiexec.exe
Token: SeIncBasePriorityPrivilege	940	msiexec.exe
Token: SeCreatePagefilePrivilege	940	msiexec.exe
Token: SeCreatePermanentPrivilege	940	msiexec.exe
Token: SeBackupPrivilege	940	msiexec.exe
Token: SeRestorePrivilege	940	msiexec.exe
Token: SeShutdownPrivilege	940	msiexec.exe
Token: SeDebugPrivilege	940	msiexec.exe
Token: SeAuditPrivilege	940	msiexec.exe
Token: SeSystemEnvironmentPrivilege	940	msiexec.exe
Token: SeChangeNotifyPrivilege	940	msiexec.exe
Token: SeRemoteShutdownPrivilege	940	msiexec.exe
Token: SeUndockPrivilege	940	msiexec.exe
Token: SeSyncAgentPrivilege	940	msiexec.exe
Token: SeEnableDelegationPrivilege	940	msiexec.exe
Token: SeManageVolumePrivilege	940	msiexec.exe
Token: SeImpersonatePrivilege	940	msiexec.exe
Token: SeCreateGlobalPrivilege	940	msiexec.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
940	msiexec.exe
940	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\MetaMansion\icucnv58.msi
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:940

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:1496

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

memory/940-54-0x000007FEFB641000-0x000007FEFB643000-memory.dmp

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