40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9

General

Target

40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
Size

173KB
MD5

587fc629076c159d6aa62856995a1e80
SHA1

e82f95202188ece9c61532d5be2a94e3f955784e
SHA256

40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9
SHA512

465dbdbed7c04a5c5242474a7d22ece5982165442d9902b9ebcdd930400413328907ed14a6006142d392e864ddad3b16f6495a9a987c00f738be74f6affc6e59
SSDEEP

3072:1pzRNYuluupWyvbOijh7UAoaI52pySvl3nW0CWcscGF8ZHmt4qa4:1ZRvupm9UX5WflXW5Wc88wGY

Score

8^/10

evasion trojan upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1880-132-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/1880-133-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/1880-135-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/1880-136-0x0000000010000000-0x000000001004C000-memory.dmp	upx

Checks whether UAC is enabled 1 TTPs 1 IoCs

evasion trojan

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\nsinet.exe	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File opened for modification	C:\Windows\SysWOW64\nsinet.exe	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

Drops file in Program Files directory 8 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Instant Access\Multi\20091214041232\Common\module.php	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091214041232\medias\dialer.ico	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091214041232\js\js_api_dialer.php	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091214041232\dialerexe.ini	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091214041232\instant access.exe	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NoCreditCard.lnk	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Program Files (x86)\Instant Access\Center\NoCreditCard.lnk	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Center\NoCreditCard.lnk	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\dialexe.zl	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Windows\dialexe.epk	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
File created	C:\Windows\dialerexe.ini	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\IESettingSync	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF1C8E21-4045-4D67-B528-335F1A4F0DE9}	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF1C8E21-4045-4D67-B528-335F1A4F0DE9}\LocalServer32	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF1C8E21-4045-4D67-B528-335F1A4F0DE9}\LocalServer32\ = "C:\\Windows\\SysWow64\\nsinet.exe /run"	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1880	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
1880	40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe

C:\Users\Admin\AppData\Local\Temp\40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe
"C:\Users\Admin\AppData\Local\Temp\40c0eb540f3184369507390b2c9ddc10b1958f118c5ac9b9946ba8eb0bd665d9.exe"
1⤵
- Checks whether UAC is enabled
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of SetWindowsHookEx
PID:1880

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
1⤵
PID:4912

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1880-132-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/1880-133-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/1880-134-0x0000000000400000-0x0000000000443908-memory.dmp

Filesize
270KB

Download
memory/1880-135-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/1880-136-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download

Analysis

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