hxxps://www[.]eventbrite[.]com/organizations/missive/activity/pixel[.]gif?p=ABIdvVthc1e3-dw3o6xXEmE7RNlfS6xniJ54DfNPVd2Xt2095Twd3_IhoR-FV6RBG4V434YRHY_RMWWdm2RTYrDoySpal7eXv7qxPl6vAoUu4hUtDZQ2SQTpy6Aw4BHfo-_tSh-PYoM_ji9WLV9lI5eXGR8vkonRuafmol_2vMSHcA8_1dkU5L8&c=16638739&co=2256747529

Analysis

max time kernel
73s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31/05/2023, 09:36

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

https://www.eventbrite.com/organizations/missive/activity/pixel.gif?p=ABIdvVthc1e3-dw3o6xXEmE7RNlfS6xniJ54DfNPVd2Xt2095Twd3_IhoR-FV6RBG4V434YRHY_RMWWdm2RTYrDoySpal7eXv7qxPl6vAoUu4hUtDZQ2SQTpy6Aw4BHfo-_tSh-PYoM_ji9WLV9lI5eXGR8vkonRuafmol_2vMSHcA8_1dkU5L8&c=16638739&co=2256747529

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6AF075A1-FFA7-11ED-ABF7-7E7B9EA57A36} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31036340"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31036340"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1068545028"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000afb9cb041865e3498b568c8a3eec1bdb0000000002000000000010660000000100002000000043b8ff5b4d486d4595f902000573c8ac7c208c732122ef5bda59c94a4aea6cd1000000000e800000000200002000000040859b10fef993cc9ec53104256160d5f8f07de880627d348d2f56ec9e178365200000006192fe8ffc77699deac8ebf045ff8617cfee8652767c82daee09d11de7b49ac3400000006f83eb1bc46e3a02dee36ca91475c6de076774db6a311b8fb23da78541392c4cb8a294fe9a741608fb0ad671994bae971818c3a63c4204b3912e449cb3e97b0e	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1068545028"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 704c7e42b493d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90657242b493d901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000afb9cb041865e3498b568c8a3eec1bdb000000000200000000001066000000010000200000003fb8853489fe88fcab5884e50eebeaf922b517e3a7afcf00f27597cef9a72098000000000e800000000200002000000062286bbebe37145b620c655a1139ef204f08dc8b192beeeb7dc4d0087713765720000000019437a17fc02177f491cb830da71f2ed467955674b4613cd6ad11de98a61ed440000000727c213b17e3c800a1ed951c0edbe2a3c7525b0d9bdeecb952ec7e05aef906427b7f506afa34b3029a0f47da96fe32d37879e67c362273650a4814cd4ff60f34	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "392297980"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2644	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2644	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2644	iexplore.exe
2644	iexplore.exe
1420	IEXPLORE.EXE
1420	IEXPLORE.EXE
1420	IEXPLORE.EXE
1420	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 1420	2644	iexplore.exe	84
PID 2644 wrote to memory of 1420	2644	iexplore.exe	84
PID 2644 wrote to memory of 1420	2644	iexplore.exe	84

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://www.eventbrite.com/organizations/missive/activity/pixel.gif?p=ABIdvVthc1e3-dw3o6xXEmE7RNlfS6xniJ54DfNPVd2Xt2095Twd3_IhoR-FV6RBG4V434YRHY_RMWWdm2RTYrDoySpal7eXv7qxPl6vAoUu4hUtDZQ2SQTpy6Aw4BHfo-_tSh-PYoM_ji9WLV9lI5eXGR8vkonRuafmol_2vMSHcA8_1dkU5L8&c=16638739&co=2256747529
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2644 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:1420

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\dcpq11e\imagestore.dat

Filesize
15KB

MD5
638a689ba928cc463068d2d7a55ff105

SHA1
2fc2b17a9c2d7035522abe276c7de67cde3ca717

SHA256
43cd1ae13627b9ff8377a0c95961085acb3ad9c05be7b45c200b9418b1618475

SHA512
3c91d5b8651e0196fd5427c6c304229503c8b60b3aeffc1ab5c5856866ce84abfd9b09282538b3c9189719200e00d9ebdb0b1cb672556d058660efd61a77655c

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\4HAJQ22Y\favicon[1].ico

Filesize
14KB

MD5
471d172e43c7df4907486cfedab09cff

SHA1
195e3969739cc277dca5dc8d7f12191f892bfa37

SHA256
ed56473b17e5daa890396bd43f93281ee873edd361e8d69ce5d94328ef00af36

SHA512
44dabb3ad47fd4f12837bd556832a9f094d87aecbce92f215fc294ecf1006538af00d93994070f3d71a33d5db86fe966565761637b7890fa35c18e291465c6f6

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\5AN3FZ97\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit