fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2

Analysis

max time kernel
153s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 20:33

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General

Target

fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
Size

1.6MB
MD5

8d87773653078f0f2f76098d6dbfc7b4
SHA1

75882468717ad00c64c8cb4e8f5fc42c28f75398
SHA256

fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2
SHA512

f3460120aca562a9912b23df322b49d8aac6281f6e25fa6a8b2bb65ca339a96d90e47d0d7270931fe492131bc7ba29f585ce8fce5a3dae43079f44b9f7912bc1
SSDEEP

24576:tslaQq5j9rfrZgFjiCfGuQ/nnxtkGP25R5ThsRKLSXQJ3TZnT+c1kF0NtrqKax:tszqfZaNQvky2sKLSXQrT+ukF0PrqN

Score

8^/10

upx vmprotect

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1128-136-0x0000000002630000-0x00000000026A2000-memory.dmp	upx
behavioral2/memory/1128-137-0x0000000002630000-0x00000000026A2000-memory.dmp	upx
behavioral2/memory/1128-138-0x0000000002630000-0x00000000026A2000-memory.dmp	upx

VMProtect packed file 3 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

Processes:

resource	yara_rule
behavioral2/memory/1128-132-0x0000000000400000-0x00000000007E3000-memory.dmp	vmprotect
behavioral2/memory/1128-133-0x0000000000400000-0x00000000007E3000-memory.dmp	vmprotect
behavioral2/memory/1128-135-0x0000000000400000-0x00000000007E3000-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 4 IoCs

adware spyware

Modify Registry

T1112

Processes:

fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\IESettingSync	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
Key created	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe

pid	process
1128	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
1128	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe

pid	process
1128	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
1128	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
1128	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
1128	fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe

C:\Users\Admin\AppData\Local\Temp\fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe
"C:\Users\Admin\AppData\Local\Temp\fbef0573e48b4fb3cff6e568663a99f7ee236cf8e2f554473f09e2fa8472e7b2.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:1128

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1128-132-0x0000000000400000-0x00000000007E3000-memory.dmp

Filesize
3.9MB

Download
memory/1128-133-0x0000000000400000-0x00000000007E3000-memory.dmp

Filesize
3.9MB

Download
memory/1128-135-0x0000000000400000-0x00000000007E3000-memory.dmp

Filesize
3.9MB

Download
memory/1128-136-0x0000000002630000-0x00000000026A2000-memory.dmp

Filesize
456KB

Download
memory/1128-137-0x0000000002630000-0x00000000026A2000-memory.dmp

Filesize
456KB

Download
memory/1128-138-0x0000000002630000-0x00000000026A2000-memory.dmp

Filesize
456KB

Download