397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd

General

Target

397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
Size

1.9MB
MD5

67a18b7effe481fce8c9a4be6f9bdf87
SHA1

c14de7df2c844f6f70c7d54b74a20f836f0f0a9d
SHA256

397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd
SHA512

fa6731b441979a3f907407619f9f0e87460999681a93d76aa8bcafca8b586648c8dc37c0d010c62e1884f477c2e96a5f0b82ff4e6427f9e0d5de06b65d2f6e9c
SSDEEP

24576:tv7Ye6MEPqSAiLef5sqv5KIKROFGbXt5c+gd/RPMMu63Gk3ZQ:tDYfrw5sE5jKRjbYhJRUA3Hq

Score

3^/10

Malware Config

Signatures

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 24 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{FB389691-7338-11ED-BD84-7E4CDA66D2DC} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1736	iexplore.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
1736	iexplore.exe
1736	iexplore.exe
1580	IEXPLORE.EXE
1580	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 612 wrote to memory of 1736	612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe	30
PID 612 wrote to memory of 1736	612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe	30
PID 612 wrote to memory of 1736	612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe	30
PID 612 wrote to memory of 1736	612	397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe	30
PID 1736 wrote to memory of 1580	1736	iexplore.exe	31
PID 1736 wrote to memory of 1580	1736	iexplore.exe	31
PID 1736 wrote to memory of 1580	1736	iexplore.exe	31
PID 1736 wrote to memory of 1580	1736	iexplore.exe	31

C:\Users\Admin\AppData\Local\Temp\397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe
"C:\Users\Admin\AppData\Local\Temp\397ef102cf53db3a8c954d543855a0ce0330ee20779b8859695d3c152813b3dd.exe"
1⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:612
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.cfbingyue.com/
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1736
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1736 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1580

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/612-54-0x00000000756B1000-0x00000000756B3000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing