e64775374097f1b1c8fd4173f7d5be4305b88cec26a56d003113aff2837ae08e

Analysis

max time kernel
126s
max time network
64s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
31-01-2023 17:34

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General

Target

putty-64bit-0.78-installer.msi
Size

3.5MB
MD5

108b432c4dc0a66b657d985e180bec71
SHA1

262812d43303b7ddc7c04a1c243172ebe6579f00
SHA256

e64775374097f1b1c8fd4173f7d5be4305b88cec26a56d003113aff2837ae08e
SHA512

5ddb97078b417f22c54dce768564dec58fd92a9c190f7a6cac9c7979a0f136dd439da1d59dd3c088e709433f5c4f79c033abd4b6ca8989d38620c20f4623386e
SSDEEP

98304:Ujhyh9EoxGHgBRn8Tg4IDrwRW8FMDMb34+NHC6:UjhyJPR8Tg4IDrwdFMD048

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 4 IoCs

Processes:

msiexec.exe

flow pid process

2 1296 msiexec.exe
4 1296 msiexec.exe
6 1296 msiexec.exe
8 1296 msiexec.exe

flow	pid	process
2	1296	msiexec.exe
4	1296	msiexec.exe
6	1296	msiexec.exe
8	1296	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

Processes:

msiexec.exe

description	ioc	process
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\V:	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
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)	\??\K:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\G:	msiexec.exe
File opened (read-only)	\??\H:	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)	\??\Q:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

msiexec.exe

pid process

1296 msiexec.exe

pid	process
1296	msiexec.exe

Suspicious use of AdjustPrivilegeToken 34 IoCs

Processes:

msiexec.exemsiexec.exe

description	pid	process
Token: SeShutdownPrivilege	1296	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1296	msiexec.exe
Token: SeRestorePrivilege	268	msiexec.exe
Token: SeTakeOwnershipPrivilege	268	msiexec.exe
Token: SeSecurityPrivilege	268	msiexec.exe
Token: SeCreateTokenPrivilege	1296	msiexec.exe
Token: SeAssignPrimaryTokenPrivilege	1296	msiexec.exe
Token: SeLockMemoryPrivilege	1296	msiexec.exe
Token: SeIncreaseQuotaPrivilege	1296	msiexec.exe
Token: SeMachineAccountPrivilege	1296	msiexec.exe
Token: SeTcbPrivilege	1296	msiexec.exe
Token: SeSecurityPrivilege	1296	msiexec.exe
Token: SeTakeOwnershipPrivilege	1296	msiexec.exe
Token: SeLoadDriverPrivilege	1296	msiexec.exe
Token: SeSystemProfilePrivilege	1296	msiexec.exe
Token: SeSystemtimePrivilege	1296	msiexec.exe
Token: SeProfSingleProcessPrivilege	1296	msiexec.exe
Token: SeIncBasePriorityPrivilege	1296	msiexec.exe
Token: SeCreatePagefilePrivilege	1296	msiexec.exe
Token: SeCreatePermanentPrivilege	1296	msiexec.exe
Token: SeBackupPrivilege	1296	msiexec.exe
Token: SeRestorePrivilege	1296	msiexec.exe
Token: SeShutdownPrivilege	1296	msiexec.exe
Token: SeDebugPrivilege	1296	msiexec.exe
Token: SeAuditPrivilege	1296	msiexec.exe
Token: SeSystemEnvironmentPrivilege	1296	msiexec.exe
Token: SeChangeNotifyPrivilege	1296	msiexec.exe
Token: SeRemoteShutdownPrivilege	1296	msiexec.exe
Token: SeUndockPrivilege	1296	msiexec.exe
Token: SeSyncAgentPrivilege	1296	msiexec.exe
Token: SeEnableDelegationPrivilege	1296	msiexec.exe
Token: SeManageVolumePrivilege	1296	msiexec.exe
Token: SeImpersonatePrivilege	1296	msiexec.exe
Token: SeCreateGlobalPrivilege	1296	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

msiexec.exe

pid process

1296 msiexec.exe

pid	process
1296	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\putty-64bit-0.78-installer.msi
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:1296

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:268

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/1296-54-0x000007FEFBB11000-0x000007FEFBB13000-memory.dmp

Filesize
8KB

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