5eadeba25ef4e49920fa50a8015124ea3de3d4ff55996a95835294edb1bf1fb6

Analysis

max time kernel
37s
max time network
172s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 22:00

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General

Target

explorer.exe
Size

359KB
MD5

771b83237080ce84f277b99fc57363e7
SHA1

098b95bf5605af681a1a2e71919c64c86baf4a0b
SHA256

66478e56cae82555807d363e872e8aef552daedbbf2e16238e96e54e950e2e70
SHA512

e66fa464d13088534d9bbaf0748f37708fbf21ec8792fd3c04b2c780ef0257bacbc094552a1af45d5d2880c7f2cd540f6f19176026187254f5d22ec552e2ad1f
SSDEEP

6144:4KIV0ybHaU2lWrt4+gn849gq22v7OMSII+23T1rng22yCsGd90Zgy:0HpYael922v7OnxTlngTnd98p

Score

8^/10

vmprotect

Malware Config

Signatures

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral1/memory/1232-55-0x0000000041700000-0x00000000417A6000-memory.dmp	vmprotect
behavioral1/memory/1232-57-0x0000000041700000-0x00000000417A6000-memory.dmp	vmprotect
behavioral1/memory/1232-58-0x0000000041700000-0x00000000417A6000-memory.dmp	vmprotect

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

explorer.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Factor = "20"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	explorer.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	explorer.exe
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\International\CpMRU	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Enable = "1"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\International\CpMRU\Size = "10"	explorer.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Internet Explorer\International\CpMRU\InitHits = "100"	explorer.exe

Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

explorer.exe

pid process

1232 explorer.exe
1232 explorer.exe
1232 explorer.exe
1232 explorer.exe
1232 explorer.exe
1232 explorer.exe

pid	process
1232	explorer.exe
1232	explorer.exe
1232	explorer.exe
1232	explorer.exe
1232	explorer.exe
1232	explorer.exe

C:\Users\Admin\AppData\Local\Temp\explorer.exe
"C:\Users\Admin\AppData\Local\Temp\explorer.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1232

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1232-54-0x0000000075C31000-0x0000000075C33000-memory.dmp

Filesize
8KB

Download
memory/1232-55-0x0000000041700000-0x00000000417A6000-memory.dmp

Filesize
664KB

Download
memory/1232-57-0x0000000041700000-0x00000000417A6000-memory.dmp

Filesize
664KB

Download
memory/1232-58-0x0000000041700000-0x00000000417A6000-memory.dmp

Filesize
664KB

Download