eda23fed1c4dabb89c0532b4d0b7b9db6d87a4969e39e53c1d86173a7f1ccff3

Analysis

max time kernel
140s
max time network
148s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
05/11/2022, 11:37

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General

Target

features-of-culture-worksheet-answers.pdf
Size

116KB
MD5

ee7291c58cb09960b0115d6a65721134
SHA1

e23522a79aae83b4897a4f78df5a8cfeb848936c
SHA256

eda23fed1c4dabb89c0532b4d0b7b9db6d87a4969e39e53c1d86173a7f1ccff3
SHA512

e931d3d82dd35b7a589e089c18427355a0ffc79cfb508bb0cf936a091db1fc3c7b8881f48139cb246e9b32b6d987949f3ce5854ef10d7c11bc55df28f3939e32
SSDEEP

3072:YZp6wnaxx3jSmg5WZKesC28sfHnCD6x0aTFoG2A:i+r+mgGKk21NRTFx2A

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = a0c712220bf1d801	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374413245"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a0000000002000000000010660000000100002000000045477923d182475cac5b5aa084d58ec6509bf69b7c01b37e536c502ff55015fe000000000e80000000020000200000006f21d8ab58d88d0e267db92dc2bdcad3cfb4fb4644b08ceecfdd9ba55f4b773b20000000f8d02e592fd23db3097acd4f699d4f3d83655a9c41d4765802887cd4abb64c6f4000000064aa9275b8464b7aea1164ed2092c27cc03050f4c1e52298b7624af5aeeda524d6e059a64451ebd4e7edeb6e4d64b2e49799cd74304cb5b9df23488dfb1358d0	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{47086331-5CFE-11ED-A03D-460E09B1FADA} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1492	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1064	iexplore.exe

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1064	iexplore.exe
1064	iexplore.exe
1752	IEXPLORE.EXE
1752	IEXPLORE.EXE
1752	IEXPLORE.EXE
1752	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1064	1492	AcroRd32.exe	27
PID 1492 wrote to memory of 1064	1492	AcroRd32.exe	27
PID 1492 wrote to memory of 1064	1492	AcroRd32.exe	27
PID 1492 wrote to memory of 1064	1492	AcroRd32.exe	27
PID 1064 wrote to memory of 1752	1064	iexplore.exe	29
PID 1064 wrote to memory of 1752	1064	iexplore.exe	29
PID 1064 wrote to memory of 1752	1064	iexplore.exe	29
PID 1064 wrote to memory of 1752	1064	iexplore.exe	29

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\features-of-culture-worksheet-answers.pdf"
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" https://machinertrap.site/Features-Of-Culture-Worksheet-Answers/doc/sitedomen/7%7C35940%7C5%7C%7C1%7C1
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1064
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1064 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:1752

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
3dcf580a93972319e82cafbc047d34d5

SHA1
8528d2a1363e5de77dc3b1142850e51ead0f4b6b

SHA256
40810e31f1b69075c727e6d557f9614d5880112895ff6f4df1767e87ae5640d1

SHA512
98384be7218340f95dae88d1cb865f23a0b4e12855beb6e74a3752274c9b4c601e493864db777bca677a370d0a9dbffd68d94898a82014537f3a801cce839c42

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
342B

MD5
53acd08baad7124de6b357cbdcd61d2e

SHA1
bd74c7b312b62c895d2bec5c7998290f31a5f276

SHA256
c0fbe0bc2d4d768383a7628ccfdcef7df017526954acb696cd40e630c3209d50

SHA512
17af6748c0c19a12caec9aa801cd745cd504c26df8736b3df8dec8ced111b2a26b1545fc5bd496fdf27d2b5a69d321e8b8a325de5698ce8e206cbd7a0c552416

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\KRL82MP5.txt

Filesize
535B

MD5
f9fec8c2d536ab824e7e6a905089a648

SHA1
d8cdbf14ef0f47f9a83ca075ae77a786da50295a

SHA256
b0befe120668458f97d614c4e83b6fea709f78c2a0bb3af9bf5176db8ec57cbd

SHA512
124b0ff10d3991a1a516e7228fc385110b95b30d0acb736bbf28188836890492a2908b1ad47e054b5570f8dbbe69089fc7c1e4e2ea9f59678772036e38bbf236

Download Submit
memory/1492-54-0x0000000076BA1000-0x0000000076BA3000-memory.dmp

Filesize
8KB

Download