46746aca3805982e8b7ace71e9505f6f46fc77e1ff3efce20d7844f216b6ac9c

Analysis

max time kernel
1s
max time network
121s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 22:30

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General

Target

VPN_Windows_Installer.msi
Size

18.4MB
MD5

240f6fcaea6b562d40decc19193e0f40
SHA1

8fb8e0668d021a705e5beda16152492ac8d29a29
SHA256

46746aca3805982e8b7ace71e9505f6f46fc77e1ff3efce20d7844f216b6ac9c
SHA512

989d7b6f493d4a364180c84c4022a544d147b6e7c7ed49f42f730121901765cfc14df9483c3fad0527aa323e052f89c67d80a78e9f970072b53f187b93ad57c8
SSDEEP

393216:jcf5oB4c6CdthqMCEnzFRSw303xb9EfVAhAK5yTVTmLDrSHL:koBl6Gq7Ez/SwkB5E2mK59ur

Score

6^/10

Malware Config

Signatures

Blocklisted process makes network request 2 IoCs

flow	pid	Process
3	2028	msiexec.exe
6	2028	msiexec.exe

Enumerates connected drives 3 TTPs 23 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)	\??\B:	msiexec.exe
File opened (read-only)	\??\E:	msiexec.exe
File opened (read-only)	\??\H:	msiexec.exe
File opened (read-only)	\??\N:	msiexec.exe
File opened (read-only)	\??\P:	msiexec.exe
File opened (read-only)	\??\Q:	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)	\??\K:	msiexec.exe
File opened (read-only)	\??\L:	msiexec.exe
File opened (read-only)	\??\R:	msiexec.exe
File opened (read-only)	\??\T:	msiexec.exe
File opened (read-only)	\??\U:	msiexec.exe
File opened (read-only)	\??\I:	msiexec.exe
File opened (read-only)	\??\J:	msiexec.exe
File opened (read-only)	\??\M:	msiexec.exe
File opened (read-only)	\??\S:	msiexec.exe
File opened (read-only)	\??\W:	msiexec.exe
File opened (read-only)	\??\X:	msiexec.exe
File opened (read-only)	\??\O:	msiexec.exe
File opened (read-only)	\??\V:	msiexec.exe
File opened (read-only)	\??\Z:	msiexec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	2028	msiexec.exe
Token: SeIncreaseQuotaPrivilege	2028	msiexec.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2028	msiexec.exe

C:\Windows\system32\msiexec.exe
msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\VPN_Windows_Installer.msi
1⤵
- Blocklisted process makes network request
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
PID:2028

C:\Windows\system32\msiexec.exe
C:\Windows\system32\msiexec.exe /V
1⤵
PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
18KB

MD5
db468d2610152f1a447ef6d6c5fc8f11

SHA1
792593c400479f25495e848720021c868f033ca1

SHA256
f0edb45bc18b382f59af938b64adffb8bb23311168b7b17340a39a9cfb5e80d0

SHA512
b3a057a0da75ba4d2adecd4f1c499d4f4f94e8235d10a7b0c6f9cb977b4dd10ffd60433107bf8da12cfb7d7c13b38966b7e9ae8e174e8f1e0e39d421cdb5b316

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