hxxps://links[.]twiliocdn[.]com/ls/click?upn=3kZIcBV84MSbPEonqfrF6dGb3PJ6jbldw7J3yS57HqemXns2WYta3RoHKq8W8aC7dpcuZO6hV88bATZHBHyDHuPY8Ti9l76WpI7y7y0-2B0tfTn8Gz7zrrkV-2FqxZGEI1pUggRA5KvZyNDlgUTGzsSR5rFfvu49i4FzNZBEDTmqSXLz-2BjS-2Bjf-2BB5X3MM28mG5mqN33bPAsfcGzJkVOBS-2Bi77lmHW-2BqyMM4w6s-2FBmRYFZJwc-2FQSdBAtKYDuQNtode72oF-2BMITl51YnqWhGyvO20o-2FgKHYhn9uVuvlSoek2hZYtD-2B-2F98Mu5Xm2Tz0-2FUIItjKvjtsY_25yE1MSaF2t4Ef21OWLU937Q4MctB958zt48B7-2Fz705AW6RPC1OO-2FOtHRBOPrp0ftlhcq-2BLLFeNMaPZXnmJezAwWAADYQPilh7PUkufv4oX2kmmZMGJZwP0NkmL3tftxzrvioCtYHhFT5OcI-2B5qPyVtyW8fDgQSZO9erPYFlO0AHul9Xpt-2FWygFIiS53ZNxpeJ5UNjr9umOoL6SJIQm9UyWN4XZEiSLudEkLt5B4UgsRiyvqO4REK4RvVC8zu7xv

Analysis

max time kernel
68s
max time network
138s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
29/12/2022, 04:39

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General

Target

https://links.twiliocdn.com/ls/click?upn=3kZIcBV84MSbPEonqfrF6dGb3PJ6jbldw7J3yS57HqemXns2WYta3RoHKq8W8aC7dpcuZO6hV88bATZHBHyDHuPY8Ti9l76WpI7y7y0-2B0tfTn8Gz7zrrkV-2FqxZGEI1pUggRA5KvZyNDlgUTGzsSR5rFfvu49i4FzNZBEDTmqSXLz-2BjS-2Bjf-2BB5X3MM28mG5mqN33bPAsfcGzJkVOBS-2Bi77lmHW-2BqyMM4w6s-2FBmRYFZJwc-2FQSdBAtKYDuQNtode72oF-2BMITl51YnqWhGyvO20o-2FgKHYhn9uVuvlSoek2hZYtD-2B-2F98Mu5Xm2Tz0-2FUIItjKvjtsY_25yE1MSaF2t4Ef21OWLU937Q4MctB958zt48B7-2Fz705AW6RPC1OO-2FOtHRBOPrp0ftlhcq-2BLLFeNMaPZXnmJezAwWAADYQPilh7PUkufv4oX2kmmZMGJZwP0NkmL3tftxzrvioCtYHhFT5OcI-2B5qPyVtyW8fDgQSZO9erPYFlO0AHul9Xpt-2FWygFIiS53ZNxpeJ5UNjr9umOoL6SJIQm9UyWN4XZEiSLudEkLt5B4UgsRiyvqO4REK4RvVC8zu7xv

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-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{1B5970A1-873B-11ED-B531-52E8C5FCC7C7} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "379057321"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f40d738cd929d44b9d9e9e86afec369b000000000200000000001066000000010000200000002e4cf65cf47a6db122aae354e60799e27388871d30fdcbe4a8c764f00a13ca56000000000e8000000002000020000000867ce59d8e2758b12fa0d98580c0e4d9fb3eb1032dae1245e4250fb5fb1ae35220000000525ef44f138aeba8c7cef4a360f1839d801a077c6f93df4cd008c151576baf20400000006199b33d2df9ac1e257b7859cc6d77bfa4edfee4a2de198390853a0e477ec27d29ed257f091509233a5a140bb534bedac9ad590f60578eeeaeab347b9c67b310	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = e0680bfa471bd901	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000f40d738cd929d44b9d9e9e86afec369b00000000020000000000106600000001000020000000648c099221dd836f58393298833aa929c837bdf55c5b6ef9e9d8394699b510ff000000000e80000000020000200000002d62cc47236fb250cab130a33f6c88365226e26c6c5f0ebfada9c834ab2d469390000000946867c83a6d4aad50db1615a148b819609494a8772eb56f09d61e9efd4a4be18e7c60ab521c6608f2c934ce3a89207ed261a863f96e993adfc979e81eb05d6561ae556f926dee3706e31d623794d879ba21b9335bcdf50cb0d44859c5456b6391ba6fd1b53c5c1095a638b8f317091928690e4ca98d242f79baaf511200a4186e5cbd9f542dc88db2d6d59096525fa9400000004406188b1db48647480b87c7f43fa433a0b6ecfce68ed86721333dfcf45110865fc4adc73cd842d7d977f905d2eba1d327cb95e44e64ef2f8a871e6d39a3d2ce	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
748	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
748	iexplore.exe
748	iexplore.exe
2024	IEXPLORE.EXE
2024	IEXPLORE.EXE
2024	IEXPLORE.EXE
2024	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 2024	748	iexplore.exe	28
PID 748 wrote to memory of 2024	748	iexplore.exe	28
PID 748 wrote to memory of 2024	748	iexplore.exe	28
PID 748 wrote to memory of 2024	748	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://links.twiliocdn.com/ls/click?upn=3kZIcBV84MSbPEonqfrF6dGb3PJ6jbldw7J3yS57HqemXns2WYta3RoHKq8W8aC7dpcuZO6hV88bATZHBHyDHuPY8Ti9l76WpI7y7y0-2B0tfTn8Gz7zrrkV-2FqxZGEI1pUggRA5KvZyNDlgUTGzsSR5rFfvu49i4FzNZBEDTmqSXLz-2BjS-2Bjf-2BB5X3MM28mG5mqN33bPAsfcGzJkVOBS-2Bi77lmHW-2BqyMM4w6s-2FBmRYFZJwc-2FQSdBAtKYDuQNtode72oF-2BMITl51YnqWhGyvO20o-2FgKHYhn9uVuvlSoek2hZYtD-2B-2F98Mu5Xm2Tz0-2FUIItjKvjtsY_25yE1MSaF2t4Ef21OWLU937Q4MctB958zt48B7-2Fz705AW6RPC1OO-2FOtHRBOPrp0ftlhcq-2BLLFeNMaPZXnmJezAwWAADYQPilh7PUkufv4oX2kmmZMGJZwP0NkmL3tftxzrvioCtYHhFT5OcI-2B5qPyVtyW8fDgQSZO9erPYFlO0AHul9Xpt-2FWygFIiS53ZNxpeJ5UNjr9umOoL6SJIQm9UyWN4XZEiSLudEkLt5B4UgsRiyvqO4REK4RvVC8zu7xv
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:748
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:748 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2024

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
fc4666cbca561e864e7fdf883a9e6661

SHA1
2f8d6094c7a34bf12ea0bbf0d51ee9c5bb7939a5

SHA256
10f3deb6c452d749a7451b5d065f4c0449737e5ee8a44f4d15844b503141e65b

SHA512
c71f54b571e01f247f072be4bbebdf5d8410b67eb79a61e7e0d9853fe857ab9bd12f53e6af3394b935560178107291fc4be351b27deb388eba90ba949633d57d

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

Filesize
342B

MD5
c93f478d3107f47196f1792157478b4b

SHA1
b2aad7868f7b0c350e599a3ce66699abcdb31fb7

SHA256
14275f1e6593cbaf27ac27799621e83e2081b0212757feedc2b7de23e402c62e

SHA512
3643a43be6e8a915c022c9d2f0ca0f75c0a1dec413a4e3a974db4673b10d382da73cea7ce67f4c3845e6c904eecba1b5eef05ed698e7a6c810986717e809fbe4

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\imagestore\1evexod\imagestore.dat

Filesize
5KB

MD5
22a729d780145eca967c46296dd4a1ac

SHA1
96ecc88ebbb86974de6f8fc8b2a4659a8fc5cc43

SHA256
7ddc7ee89aba6f94f4e79d690ad4a29b7e2295e4411cdc540f2d77dc82d1d711

SHA512
0e875352dbfc76d2a905779f5193a3029bfe6b9d42d1fb689d0d3f0d0de5c4cf920cbbf547b46ef59552b164fd53220864260b191a5524ece0d6fb5ca4def1ca

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\7T3IPXNQ.txt

Filesize
600B

MD5
f1dea5853c6a841aa8f708114899751f

SHA1
67a98f123466504b6d989453760a9f6254c00f80

SHA256
b19eb2d41e5e60a6d59cab75a888c1ad049427921c8dc6f80e0dec4e03dd9730

SHA512
b17389120e6b8bfd4e45cf36c2eaa706be5f2e633dd3420283da0aef0c4fa084c5056e42289d1779a43e1a0891a119c37cf0c62f489080f4c7f3eed746a6d6b7

Download Submit