f2ca555ea4d370d4e460be6864417aec304c789bc9a342eb93905734010501cf

General

Target

f2ca555ea4d370d4e460be6864417aec304c789bc9a342eb93905734010501cf.dll
Size

150KB
MD5

5b10bfaa1dfb60c3a0ccbec5eb441b80
SHA1

5f750bb39d347891f02a2b8e27c1266ff415311d
SHA256

f2ca555ea4d370d4e460be6864417aec304c789bc9a342eb93905734010501cf
SHA512

384c9f10cf79c934756dd1c4e560ed9376e5a8f91ec40bfa52c070c357ece90d0a8959af0cdd55d3f73f4d59f2765f120ccc26180ade23f9caf798bf58c6eacf
SSDEEP

3072:osveeqM8ZpxNttFrJJ/7Y0e/RXkXUe6+swiDFjMCkZ/L6BVsZRNO:nFqM8LxNrFrTipXcUe6+sbICU/L6en

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 24 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{788CF9E1-5194-11ED-A448-E20468906380} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff3d0000003d000000c3040000a2020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
592	iexplore.exe
592	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
592	iexplore.exe
592	iexplore.exe
1232	IEXPLORE.EXE
1232	IEXPLORE.EXE
1268	rundll32.exe
592	iexplore.exe
592	iexplore.exe
1504	IEXPLORE.EXE
1504	IEXPLORE.EXE
1268	rundll32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 1468 wrote to memory of 1268	1468	rundll32.exe	28
PID 592 wrote to memory of 1232	592	iexplore.exe	31
PID 592 wrote to memory of 1232	592	iexplore.exe	31
PID 592 wrote to memory of 1232	592	iexplore.exe	31
PID 592 wrote to memory of 1232	592	iexplore.exe	31
PID 592 wrote to memory of 1504	592	iexplore.exe	32
PID 592 wrote to memory of 1504	592	iexplore.exe	32
PID 592 wrote to memory of 1504	592	iexplore.exe	32
PID 592 wrote to memory of 1504	592	iexplore.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2ca555ea4d370d4e460be6864417aec304c789bc9a342eb93905734010501cf.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f2ca555ea4d370d4e460be6864417aec304c789bc9a342eb93905734010501cf.dll,#1
  2⤵
  - Suspicious use of SetWindowsHookEx
  PID:1268

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:592
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:592 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1232
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:592 CREDAT:275461 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1504

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1268-54-0x0000000000000000-mapping.dmp

Download
memory/1268-55-0x0000000075211000-0x0000000075213000-memory.dmp

Filesize
8KB

Download
memory/1268-56-0x0000000000230000-0x0000000000258000-memory.dmp

Filesize
160KB

Download
memory/1268-60-0x00000000001A0000-0x00000000001B2000-memory.dmp

Filesize
72KB

Download

Analysis

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