d7dfa1cecb7a67884414e33168940138e79e97e176d481ccee5ccc0e70a6f5f3

Analysis

max time kernel
82s
max time network
92s
platform
windows10-2004_x64
resource
win10v2004-20220812-es
resource tags

arch:x64arch:x86image:win10v2004-20220812-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
02-02-2023 16:34

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General

Target

MICROSOFT OFFICE 2021 JULIANTECNOLOGICO/MICROSOFT OFFICE 2021 PRO PLUS/files/Uninstall.xml
Size

59B
MD5

364f86f97324ea82fe0d142cd01cf6dd
SHA1

fc2a45da2ede0c018ab8e46044e6a25765c27d99
SHA256

09d5b42140bab13165ba97fbd0e77792304c3c93555be02c3dce21a7a69c66dd
SHA512

9b0a0944535e25c944e01bed1674efff119505292b176287c0dad3db70ffc4244cff21cccfd1fd94b09dd6d5f84221930b66b210101e482cc4bb5df3311a5fdf

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 43 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a21ca20c3a9e1249a2af6af0903e0f2b000000000200000000001066000000010000200000007c28f34cf421d3768e469f33481acde88062a333f25b1a67cef7941ffde2bd50000000000e8000000002000020000000c6e7b2402d54301d816192d423ba41222954030ce6012f9e2622c31cd5b1af8420000000c2acf8f9d070b722c7e42a1202becda6a17fadc0ea0cfddad8c228276f2e4e0d4000000042038c37c90de810e36e74187a6ece2e364d25c7f407ce2f96c64bfbff3e8e046c519d605edaddf263957dbeb46a9dd0ca750998b8aed972509f1caca747d08e	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000a21ca20c3a9e1249a2af6af0903e0f2b0000000002000000000010660000000100002000000066084225f7bf245cf5d7b7b8bc0cba7aa6f0e2a276ca5ce988b3d63a173c6a58000000000e8000000002000020000000c2b4fbdd054abf591843fb8dcb234d21cbdbf6c73d13541343ed4fd012ce5a5620000000d85805a3f176307465603c51979ca475bdd9e71a52fb643835cf3d04d1e208d640000000e296e5b12abcd0eb9da984caab0fecaa3d062c7ba3894bdf74a9017acf6e93b635c99fef900ea6d39925316fa0b92ebbd2e2683af5887ef4d6bafaf6934303ea	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "382124286"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{F1DE703F-A31F-11ED-89AD-5E547CB1DF71} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3337074799"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3346918899"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31012652"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3337074799"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3346918899"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\es-ES = "es-ES.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31012652"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31012652"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = c00871c82c37d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31012652"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (data)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = f0f55dc82c37d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2552	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2552	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2552	iexplore.exe
2552	iexplore.exe
4792	IEXPLORE.EXE
4792	IEXPLORE.EXE
4792	IEXPLORE.EXE
4792	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 2552	4260	MSOXMLED.EXE	80
PID 4260 wrote to memory of 2552	4260	MSOXMLED.EXE	80
PID 2552 wrote to memory of 4792	2552	iexplore.exe	82
PID 2552 wrote to memory of 4792	2552	iexplore.exe	82
PID 2552 wrote to memory of 4792	2552	iexplore.exe	82

C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE
"C:\Program Files\Microsoft Office\Root\VFS\ProgramFilesCommonX64\Microsoft Shared\Office16\MSOXMLED.EXE" /verb open "C:\Users\Admin\AppData\Local\Temp\MICROSOFT OFFICE 2021 JULIANTECNOLOGICO\MICROSOFT OFFICE 2021 PRO PLUS\files\Uninstall.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:4260
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\MICROSOFT OFFICE 2021 JULIANTECNOLOGICO\MICROSOFT OFFICE 2021 PRO PLUS\files\Uninstall.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2552
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2552 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:4792

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
8795643bd9448f355f1e817b1beb8f13

SHA1
fc5afcd5dc1c57ec501109cb987bec2e7b628514

SHA256
c9a53a6962ee0ada77bad358699a886e9d54243a3ae24cc182acfeaef4dba134

SHA512
4a8bc9001359c55a68bb329ef000ea7506c003ef6a98d57d769ca020758bcde63d52b03add74e39294b7b0c52abb9a07ff6ec3bd1e66f9eca0e0675b2b9cd2f2

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

Filesize
404B

MD5
180364797bae33613d66d703e362275b

SHA1
506de56b0775db54c3ceaa84640a7b22f0013501

SHA256
39b38f44f26e5b2ffe041facf24504b54fef87e9b3034b8961232a00c006331d

SHA512
836fa8ac3c55318bbe086c7d049006c6e34a525ca5133bf8498e959b571feba09a0482947adeaeefd90a99e3c6f152e92d7fc2d0178664eaf4006a83d308f433

Download Submit
memory/4260-132-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-133-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-134-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-135-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-136-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-137-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-138-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-139-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download
memory/4260-140-0x00007FF8A2910000-0x00007FF8A2920000-memory.dmp

Filesize
64KB

Download