hxxps://apidev[.]sunworld[.]vn/index/

General

Target

https://apidev.sunworld.vn/index/
Sample

210620-x2xbl1j552

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 47 IoCs

adware spyware

Modify Registry

T1112

Processes:

iexplore.exeIEXPLORE.EXE

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "780767775"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$MediaWiki	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 3	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "780767775"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$http://www.typepad.com/	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "815143703"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Discuz!	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "30893625"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30893625"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$blogger	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$vBulletin 4	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb010000007c369e1f7dd80e4a838305ff88bb1ffa0000000002000000000010660000000100002000000065df03934b23e52bc97baff25f74f237511bccb772e9a87b9c8c5c9765f76fa4000000000e8000000002000020000000746d0c844a62586e50524d1da4a927cff8b7f8fa00df0bcd993c241b592656ca20000000af2c777f11a10ada5460441fcc44fd79518bc75da632901a373fb516c0ef302e40000000630dbb73aebb1eb3a428211bff054e9bbefcc277bfb57e57c2ed48d913690d108678a08ac1471a8787e41f4a6e38ab7d1ceb98b5b1f22f6e0acb650ded893dc7	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "331002327"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\NextUpdateDate = "331050913"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{5979FD5E-D22C-11EB-B2DB-F6C5063C2468} = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "30893625"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$Telligent	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta\generator$WordPress	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\FileVersion = "2016061511"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\HistoryJournalCertificate\NextUpdateDate = "331018921"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 90489b223966d701	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead\Meta	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\FlipAhead	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

iexplore.exe

pid process

3932 iexplore.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

iexplore.exeIEXPLORE.EXE

pid process

3932 iexplore.exe
3932 iexplore.exe
1560 IEXPLORE.EXE
1560 IEXPLORE.EXE
1560 IEXPLORE.EXE
1560 IEXPLORE.EXE

pid	process
3932	iexplore.exe

pid	process
3932	iexplore.exe
3932	iexplore.exe
1560	IEXPLORE.EXE
1560	IEXPLORE.EXE
1560	IEXPLORE.EXE
1560	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

iexplore.exe

description	pid	process	target process
PID 3932 wrote to memory of 1560	3932	iexplore.exe	IEXPLORE.EXE
PID 3932 wrote to memory of 1560	3932	iexplore.exe	IEXPLORE.EXE
PID 3932 wrote to memory of 1560	3932	iexplore.exe	IEXPLORE.EXE

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" https://apidev.sunworld.vn/index/
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3932

C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3932 CREDAT:82945 /prefetch:2
2⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1560

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
a64e2d26dd6f37ed569251d6dfc524ca

SHA1
8133be8cb0509b8e3ed907715e8df1785c555c6e

SHA256
4ca0b012928887c383bce5a4a38f87e85ff1fc9720b0f5ad0aec0bec982e3cdc

SHA512
a00f8a5ea363e36f56a309becc2faa3ccbf1c5c32671da78338b526d634b0f4c074d44a69280f5d6b629ec050a87950b1236ed7c2650abc1d26b9cdbd3cfbfdd

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B398B80134F72209547439DB21AB308D_CCF564BE5A3C924B17DDEBDEB5236E12
MD5
e12010bb1010b51065552298f00854a6

SHA1
03223b30f65b61083473f7c18b16577f841a4a1a

SHA256
6c4a6d199fe9d447a4bf351c813ea1c5d23e124fa8884d17b95f1d55e24b3acf

SHA512
cd3cdccf430ac56e2415f77946b3bdd6de4ac4023125b12ed3943ac303199ac3cf099b52362bce5f0475c7242919ae5e40b84ab9f793a16fb183491d8adb49e6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
MD5
478a1b167e0fd62596174d6fe95b6ac7

SHA1
2c761e1bbed6fb62dfcc4a4ba1c7322a577c9a6d

SHA256
a649d5653975ef3fd1962a9aace97c6b65573be79e9a51f039ae334d1efbf806

SHA512
8a1bb89c70c7dfcec86303da595a3480e08333747f8192eb501e49158cd3eee020d5ee7928083875a60eaa86cfd72d6ec2c3c152bc139bbc379b67c0cee7bafd

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B398B80134F72209547439DB21AB308D_CCF564BE5A3C924B17DDEBDEB5236E12
MD5
d87a5d4515904e0ae6367952a6716cc2

SHA1
8524381d8543d1b7b61d0001e9c7d92bd411da21

SHA256
220558437d7a45230c7c7e760e224237688c13adffa92c719c9b975cbddf05bc

SHA512
5809913b30f9fbcad9c0828ee1116e64fa5a5a8af80a088c90cfd52822b5fee16058a6b25d1bbe16c73b64b22ee9f03cfbf31bee681c299f231750c830f26656

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\61QEMSPL.cookie
MD5
6ac3753c74f1d30af20b59a2245062a0

SHA1
6b20bc6b17044562d751bc1f69fdbb623d00ccad

SHA256
81b331625a92c03ae746a457c49f1068c63709437d75f9ec55b1eefaffe38dae

SHA512
0f5112124f90b1eaf81956299902a841f0196f252977606bc3ada113997a438cb24b2787383f033da6a00750584b91a9e26c8d4414410b0f535bbf90a030f4b0

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCookies\YZVY1J7G.cookie
MD5
360d104e40b601b6f8f8427eba19cf09

SHA1
2c200bd1dfa5513837b9d9b0debd2f52665373ad

SHA256
5438dc4ef3dc52309b1e23fc33f57dac97c34130a7e0a2c0ced8b91ae8a7ff91

SHA512
794033e43b0e2ed893dd9dce7d5fdfaccd52fb2d42907381af77f9ca28f0c66b3384ef2bfc6cad871963cb8e7f67ce8d44ae8fcee9efde90d14e54259f9df1e3

Download Submit
memory/1560-115-0x0000000000000000-mapping.dmp

Download
memory/3932-114-0x00007FFA06AB0000-0x00007FFA06B1B000-memory.dmp

Filesize
428KB

Download

Analysis

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