73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb

General

Target

73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
Size

195KB
MD5

8200ad3a12b76cc77f8cd5f1086bf286
SHA1

bd6a208f453c20eeef7a34363b43e367d23b7733
SHA256

73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb
SHA512

aab828ce0e100e5c9b2fd46e2c696b868d420386b97e28ec6d3402139947f194b673668cce763ecf756e50a07890400dffaf8487296b7e48815dbddf93c6a866
SSDEEP

3072:rpzRNYuluupWyvbOijh7UAoaI52pySvl3nW0CWcscGF8ZHmt4q66mxDiunf:rZRvupm9UX5WflXW5Wc88wGl6mxmE

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/2068-132-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/2068-133-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/2068-135-0x0000000010000000-0x000000001004C000-memory.dmp	upx
behavioral2/memory/2068-136-0x0000000010000000-0x000000001004C000-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	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\nsinet.exe	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Windows\SysWOW64\nsinet.exe	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe

Drops file in Program Files directory 12 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\medias\button1.gif	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\dialerexe.ini	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Center\NoCreditCardGay.lnk	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File opened for modification	C:\Program Files (x86)\Instant Access\Center\NoCreditCardGay.lnk	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\js\js_api_dialer.php	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\instant access.exe	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\DesktopIcons\NoCreditCardGay.lnk	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\Common\module.php	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\medias\button4.gif	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\medias\button2.gif	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\medias\button3.gif	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Program Files (x86)\Instant Access\Multi\20091009041031\medias\dialer.ico	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe

Drops file in Windows directory 3 IoCs

description	ioc	Process
File created	C:\Windows\dialexe.zl	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Windows\dialexe.epk	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
File created	C:\Windows\dialerexe.ini	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.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
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\IESettingSync	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe

Modifies registry class 3 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF1C8E21-4045-4D67-B528-335F1A4F0DE9}	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF1C8E21-4045-4D67-B528-335F1A4F0DE9}\LocalServer32	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{DF1C8E21-4045-4D67-B528-335F1A4F0DE9}\LocalServer32\ = "C:\\Windows\\SysWow64\\nsinet.exe /run"	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2068	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
2068	73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe

C:\Users\Admin\AppData\Local\Temp\73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.exe
"C:\Users\Admin\AppData\Local\Temp\73d10815352aab4708c439b2247b39197ccb121f0683d4a4c6a184cfea38fcdb.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:2068

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p -s TapiSrv
1⤵
PID:2220

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/2068-132-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/2068-133-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/2068-134-0x0000000000400000-0x0000000000443908-memory.dmp

Filesize
270KB

Download
memory/2068-135-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download
memory/2068-136-0x0000000010000000-0x000000001004C000-memory.dmp

Filesize
304KB

Download

Analysis

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