3c6a3f1d69c094efea3b46d9b7f5b92e98738e194e3593c7814ee6ffe5feb478

Analysis

max time kernel
135s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
30/05/2023, 06:39

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General

Target

SecretSheet.xml
Size

8KB
MD5

7eca932fc2d95fed5d4f10f0fd5e2fbf
SHA1

357eca98a853c29d2f20bc4d4ca21bf800bd4053
SHA256

e7e344f8af607b4fedc13c9e46e45d23d17366cf7e0c87fcc9b1771bb7fd4642
SHA512

5943bd4f5071a2af1e1b32e5037f20047439ca3ed15a7b7c82ba8f76920bcd5d87b9c1bdcabf795efaf7ee3dcdf5c13fec670ff30597390e62906eec0212633e
SSDEEP

96:/y+sYktkoxSYkEoN6GkYk2ZqCiGYcYkKKZLpKJYk/NLbaK7Yk/N20JkUYk/Nf/0D:a60b19i

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 39 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{B4E12E9C-FEC5-11ED-8227-CEBAE7FD2CA5} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 509b1b8bd292d901	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\IESettingSync	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2304157500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2311970717"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31036114"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2304157500"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31036114"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 80f90a8bd292d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31036114"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000052938d0823b0c948b1bc03b3a8cf0a6e000000000200000000001066000000010000200000006a72a0480738444d4dc0bf3bcb098c3936beb9afc46f20c46dd1f2f221550ce9000000000e80000000020000200000006591982de683b485783c1b43465f36c3874626857beebab6430f0788c06716c22000000064cfbddd82db2d3b1bd7fc8119a1e9876c38cd8acd6bddcb38eb5fd3ed962f3e4000000002f4c4fef96b95e575d4215bc027b96d84638631349c59810e7381017efbbe759f9a7d80d15f15c728674447a29a0d17639ae7ffd99833d496ef972ecd41baf8	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000052938d0823b0c948b1bc03b3a8cf0a6e000000000200000000001066000000010000200000008ec8e12737d41f265eca5725df5a805dd06d2be97f2c063544f2ecd4ebe1952e000000000e8000000002000020000000320dadf82cc20ad35c1d99acea501c0e5842f3b08c8d1456341b1a932477445120000000618e2a23016f2ff200a543eecf6532bd26c5e3c156315912d1c4b63f7ee65bb2400000009a927002966426a30634e1ca3ba0e90a7a73ed30d8c4bcf88cd103166093f30f60c04c1a20c99cb78da024d48987152f0411a642755cd111a80a554fa10e2006	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "392201036"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1292	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1292	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1292	iexplore.exe
1292	iexplore.exe
224	IEXPLORE.EXE
224	IEXPLORE.EXE
224	IEXPLORE.EXE
224	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 1412 wrote to memory of 1292	1412	MSOXMLED.EXE	85
PID 1412 wrote to memory of 1292	1412	MSOXMLED.EXE	85
PID 1292 wrote to memory of 224	1292	iexplore.exe	87
PID 1292 wrote to memory of 224	1292	iexplore.exe	87
PID 1292 wrote to memory of 224	1292	iexplore.exe	87

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\SecretSheet.xml"
1⤵
- Suspicious use of WriteProcessMemory
PID:1412
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\SecretSheet.xml
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1292
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1292 CREDAT:17410 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:224

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
78e9b4e882c43acc881d686739d07f2d

SHA1
4e6cdb6d30eb906b050697ee001d0d2205e442b9

SHA256
c1358626993d7c983bfaccf9759a8a66fd58cb66710d6af0ffe4f187178ddb91

SHA512
ca301a71f7e6c85f1fb2e7af0cb3eac48daaa184ce6c01b4209e62ee9958a293eb3276713acbbdbe74fcb989262c31e6719e5c0a6bf53684ed45dcfc231847c6

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

Filesize
434B

MD5
a5e448ccd697ff5d5e2946b45a6b2394

SHA1
69df0ba726a9bee4f1f9259b55c9bdd38f8fb52f

SHA256
813ba6f56cadbe654b7203164423e49b7070f68c59d929593e4fc72dec0bc644

SHA512
6db892e892d851ee212ebb62a6beb4b1a1c7041edb76f9f52667929fbe40ca09563f44ec515d4946cdda8e26a542c09cc4805f023fd518213d9f3426c113fe5b

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

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
memory/1412-133-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-134-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-135-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-136-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-137-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-138-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-139-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-140-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download
memory/1412-141-0x00007FFC8D6D0000-0x00007FFC8D6E0000-memory.dmp

Filesize
64KB

Download