55d2a99c28f7e0f577bc434f438e015e41277a020e20fce078c029a30009f901

Analysis

max time kernel
142s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
20/09/2023, 08:45

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General

Target

You-ve-received-a-document.html
Size

262KB
MD5

40dd3751bc81cc2b0600467f967086a4
SHA1

1619c6cb8d0eb43ec3feefbfdc43989b12e1cdc5
SHA256

55d2a99c28f7e0f577bc434f438e015e41277a020e20fce078c029a30009f901
SHA512

52e43ca05e0a5c6c01b7be60091d7e94b4add4100da19147c03e8b89a4808416c5087344441eefeb35f124cc6ff40e0e5b9075644defbafd6bfac1d7f0e3e73c
SSDEEP

3072:EClpG5Opmf7VYgxYDCcCit1QXgFQFKJG2VRGs9YEA2bbq3RARGmbAw4PS1f0zqwF:EClpG5A/EE+cWVN/EE+tJT0

Score

6^/10

Malware Config

Signatures

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Modifies Internet Explorer settings 1 TTPs 41 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "401964495"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3690213382"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31058846"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31058846"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{077062F1-5792-11EE-B0C5-D6A7170AB29E} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3690213382"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 60dedcdd9eebd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31058846"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000017e431d9a2c98c4f9f85fcb7a9559b03000000000200000000001066000000010000200000004f5f050972cea2ad65e5a0b993fb593d2123705f2cf47bbdd0086d5dca959eca000000000e8000000002000020000000bf9a831cefb8ecb09fae1b0cf79394156cef3ad27a16bf92eafe7ba9905f0a6c20000000e5382927b30d454ec7edd412b4c0b01088fd085f3738a31fcaacab1e76f29d64400000008b0f4442919d6efb726b40098db350a707a142ed652ff16789e080243a61c0c9b7fa7dc6fa06cfc2995326b064b2eaf1112732ae4ff5216e2b812dd86ec091e9	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30f1efdd9eebd901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000017e431d9a2c98c4f9f85fcb7a9559b0300000000020000000000106600000001000020000000905f5de494eae1744c50ceb5484087717502c33f1f1866f41d58cfd23451682b000000000e8000000002000020000000bfbdecbf2954adfab1b665adecb3d21a917a626880aecf9560e8614a439bc46720000000588e7fe22f0cc261f4cd347918933815796abba03ffde3f496f89f9bbb205fd640000000ff4a1f75a62cb509e3ec5f572e2154ff2033628479051bb495a79eb1491b24d5e36b6180a90c6e4f8c6705111c091b994fbc79d4e1d58a92e78fbc85b067bafb	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3701621252"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
944	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
944	iexplore.exe
944	iexplore.exe
2288	IEXPLORE.EXE
2288	IEXPLORE.EXE
2288	IEXPLORE.EXE
2288	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 944 wrote to memory of 2288	944	iexplore.exe	84
PID 944 wrote to memory of 2288	944	iexplore.exe	84
PID 944 wrote to memory of 2288	944	iexplore.exe	84

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\You-ve-received-a-document.html
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:944
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:944 CREDAT:17410 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2288

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\GJQPG6SR\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

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