hxxps://storage[.]googleapis[.]com/1b1cc374aeb6fb12e8a6/28ead50359fd29bfd862#UUUrZ1A1bHNDUVhQRjhyVEdFS2xTS3RBQWVXanZWUEpSa3l1azUzdHRwQ3pXT1hFeU4rM01hUnU1dXhlT05VaXZHcTJvMjl1bGtzWXEzOTdTZkJWc3lhZXpjNXpFMktIZ09ZbmhvUjBjOUVMUHNmZEVIRzhFdytPRFdFWWNCTHlaaVpDRHFoS09iSXdreThMRHBqM3NnPT0_

Analysis

max time kernel
72s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19/05/2023, 17:30

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General

Target

https://storage.googleapis.com/1b1cc374aeb6fb12e8a6/28ead50359fd29bfd862#UUUrZ1A1bHNDUVhQRjhyVEdFS2xTS3RBQWVXanZWUEpSa3l1azUzdHRwQ3pXT1hFeU4rM01hUnU1dXhlT05VaXZHcTJvMjl1bGtzWXEzOTdTZkJWc3lhZXpjNXpFMktIZ09ZbmhvUjBjOUVMUHNmZEVIRzhFdytPRFdFWWNCTHlaaVpDRHFoS09iSXdreThMRHBqM3NnPT0_

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 35 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31033992"	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 70bfe76d888ad901	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{973818DD-F67B-11ED-B7D7-6A8031F758F8} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1812812665"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1812812665"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "391289596"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1832814636"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 40d2fa6d888ad901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31033992"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c884d0db6b01394f84d012a5eedc1d2d000000000200000000001066000000010000200000006ca00c243402c09e3f746b3307f853f8f95d07fb4c75b0d445354528228a053d000000000e80000000020000200000007547750829121e071060be185cb3ee1e43b2294a5599c0b7a228077d59458a8c20000000ae09b4ca63aadcc39be11b7975fb93d7171dcb20b67dc4c73939158a563d726a40000000d47a394a648512d01422c9c1b77d69d267d435c2a2fdb5a4a0ad78a07d6567d39d11ad25fdde2bc503c8c115a9cdf1f8d43cdb602553095d9868efd07c66b936	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31033992"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000c884d0db6b01394f84d012a5eedc1d2d00000000020000000000106600000001000020000000ee3d34ed0bb780d5ab445dd03c68a72e56ff4f44b0671cdff1ecc5de0aaca1e4000000000e800000000200002000000087ef8d9d36971ad373099ca3de75486563f36a3aa5f6065bc05b50a6b8f404b9200000001e5c35a5023a8c4f72efc7efb3ebff6a83c82e5288a64743531aceedfa2c38c940000000c2eec71b8a7d4a7f9a2eb682a527798ecad5b133ecebd4f3797c906052b2c2a7bbd2afc62e6c5e1dee572861d3380c50249f7598ee01d120e0bfd578921ea09a	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1520	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1520	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1520	iexplore.exe
1520	iexplore.exe
4368	IEXPLORE.EXE
4368	IEXPLORE.EXE
4368	IEXPLORE.EXE
4368	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 4368	1520	iexplore.exe	82
PID 1520 wrote to memory of 4368	1520	iexplore.exe	82
PID 1520 wrote to memory of 4368	1520	iexplore.exe	82

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://storage.googleapis.com/1b1cc374aeb6fb12e8a6/28ead50359fd29bfd862#UUUrZ1A1bHNDUVhQRjhyVEdFS2xTS3RBQWVXanZWUEpSa3l1azUzdHRwQ3pXT1hFeU4rM01hUnU1dXhlT05VaXZHcTJvMjl1bGtzWXEzOTdTZkJWc3lhZXpjNXpFMktIZ09ZbmhvUjBjOUVMUHNmZEVIRzhFdytPRFdFWWNCTHlaaVpDRHFoS09iSXdreThMRHBqM3NnPT0_
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1520
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1520 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:4368

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\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
39a2b6d5caefca4fa6551e43248c2076

SHA1
9d79fe260d66922386720731d276d7b1027dbd33

SHA256
c91afdf51e6b6e391c701a4ae3fc73721c600cdd718f59df37065efff311a872

SHA512
0c41ca07519b5d12b20a2018ae83807f8f644446e8e8b940287532c806e9357f57d0c78187f30b07641f06d1b6b531db181e04f62bfc5cc8132c6283237588ff

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
68ef11784c2c4a410da26fa0201aad0e

SHA1
21229188d24d0eeee7e3cc63dc845bee006872c0

SHA256
35dc79ca159e87068e888a68ffc650851f4274bd01810e1f97fec9555000498c

SHA512
2d55f2bd0169ab419a24f4bfc687890c2552f6311f2f9a332a3eae6ede83f3866a0d326efb65339b3064aa7141b804597e7feef6731ae372cf7a69de1ea6871d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\DKFP9JBL\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit