a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2

Analysis

max time kernel
141s
max time network
170s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01/12/2022, 10:55

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General

Target

a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe
Size

164KB
MD5

52b5e253b8487ccce887c312b1f2f141
SHA1

ea17c16c6c6f3960c79d61b2aa0d3f0f1813d8bc
SHA256

a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2
SHA512

96525bc4987f1cfcbb5e4bebc8662097596e67f3d46baee2b18fc11f249372cecd2a002c649b835784776bc830358490d07b96d75995f764686c811d7969db48
SSDEEP

3072:sf0LEDbSNJcsNviT3lX2ywnIVtXSpHlQkT:TIKt6T1G8Xk

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 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000000000001000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	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\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{D8F41671-733A-11ED-8803-52E8C5FCC7C7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376858214"	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\GPU	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\Main\WindowsSearch	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
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\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	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
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 3024ead34707d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	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
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000d345cd331dd70a48b8b37515a8b9a9c1000000000200000000001066000000010000200000006c361f42e1c1046cea9de9e8c9df41b795651c52c076f4b1280e175182fed37c000000000e8000000002000020000000802d6698dce694b12b3cd91da98ea24f0876dff53079cf15b2525d51dc832056200000008faeb7e7c7c6eb9975d36e11451a0b632d72c21b1fe534b088163306edcc0f4e400000000f658ffff2eeef9b5d1c40c43af4aff8fd6f036e3e2101a3031d1a8baa9ecf803a61d42ee0cb2926d1136f1b3aea50c9ef13548492231e3c68b039735f9b6cf2	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\IntelliForms	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\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2032	iexplore.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
552	a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe
2032	iexplore.exe
2032	iexplore.exe
2012	IEXPLORE.EXE
2012	IEXPLORE.EXE
2012	IEXPLORE.EXE
2012	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 552 wrote to memory of 2032	552	a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe	27
PID 552 wrote to memory of 2032	552	a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe	27
PID 552 wrote to memory of 2032	552	a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe	27
PID 552 wrote to memory of 2032	552	a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe	27
PID 2032 wrote to memory of 2012	2032	iexplore.exe	29
PID 2032 wrote to memory of 2012	2032	iexplore.exe	29
PID 2032 wrote to memory of 2012	2032	iexplore.exe	29
PID 2032 wrote to memory of 2012	2032	iexplore.exe	29

C:\Users\Admin\AppData\Local\Temp\a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe
"C:\Users\Admin\AppData\Local\Temp\a97cfabb95370bdaa2ed548c959d1a5c254ec8ac197223df028465f036cadce2.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:552
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://me2.do/5EHfV7Z
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2032
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2032 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2012

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

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\TC1ZWA7S.txt

Filesize
603B

MD5
1ea5bcb1916f839bcd1cad969c8d8188

SHA1
595e8494b24fbeb437a6adcc7e2fec1b452d9730

SHA256
2c6366899e0b40a44d2a952ebb98361a65dd9c1bad33587050c4c56faa01c6d0

SHA512
6c6117d4c98b6f775db20f69bc14a2caacdf68e00605036eeafb0a63fba79fba9c36b292157081d4a93e922c72ad88b15347ea9f85e9983b8fa8ad1b98258ce3

Download Submit
memory/552-54-0x0000000075131000-0x0000000075133000-memory.dmp

Filesize
8KB

Download