4be7afa2d5daa1b0207ae18bb652a8c184a9f2d1f08ded6273fa0ed6875f45c8

Analysis

max time kernel
123s
max time network
134s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
29-12-2023 23:48

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General

Target

077dcb6c8134902c078acdfe0ee2c3b8.dll
Size

628KB
MD5

077dcb6c8134902c078acdfe0ee2c3b8
SHA1

6a9552a76f4384a324ab029e9bc8bf64f88ce65d
SHA256

4be7afa2d5daa1b0207ae18bb652a8c184a9f2d1f08ded6273fa0ed6875f45c8
SHA512

65adddd45cae47ea55251caa22bea172285e738c2a6a7745e4dcb6e36fcd0a3f4ca4139b52566b8e6e510c286cfcaa1bdc14f5e89a6a723040bee5dc233d3b2b
SSDEEP

12288:MnCsLfthen/RApUKlmR4IHGGX+0W/kRwJ+T0BiNgLl+pwt8aE:MnLfthKAUKlmRHGGF8AwjBiNgLHt8T

Score

6^/10

adware persistence stealer

Malware Config

Signatures

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\vaokhnyekzmmdooxq = "C:\\Windows\\System32\\regsvr32.exe /s \"C:\\Users\\Admin\\AppData\\Local\\Temp\\077dcb6c8134902c078acdfe0ee2c3b8.dll\""	regsvr32.exe

Installs/modifies Browser Helper Object 2 TTPs 2 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}\NoExplorer = "1"	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 37 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MINIE\TabBandWidth = "500"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 9034a03b483bda01	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{689E5CB1-A73B-11EE-910D-CE7E212FECBD} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\MINIE	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}\FaviconPath = "C:\\Users\\Admin\\AppData\\LocalLow\\Microsoft\\Internet Explorer\\Services\\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "410120283"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000033b2baa7c38bc34eb000abaaaac06d78000000000200000000001066000000010000200000005bc14e0102e281910cd989df8f761ada808e71365a40ff47bae2fc8b94a13351000000000e8000000002000020000000a2a05d907c929347dcc5047da4d9a31eff6e56b579cd18a11fce0eb73b146f00200000001d16549f5d5a031133619a495b8c7d24dbe3a75341211333b839f1e52e16a5fb400000006026116d1a722c634589d18ea1f8944abdb132e6b3b6337ae07eb767eb740b4f19c54421bc0999f44a0ae68ae22fc754018ab26e3bba96a5deb5327e32eb7bec	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes\{0633EE93-D776-472f-A0FF-E1416B8B2E3A}	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe

Modifies registry class 5 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}\ = "moneycharger browser enhancer"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}\InProcServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}\InProcServer32\ThreadingModel = "Apartment"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{175388A3-60BC-F2CB-4A2D-EDCD8C593F1C}\InProcServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\077dcb6c8134902c078acdfe0ee2c3b8.dll"	regsvr32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2248	iexplore.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2248	iexplore.exe
2248	iexplore.exe
848	IEXPLORE.EXE
848	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2216 wrote to memory of 2244	2216	regsvr32.exe	28
PID 2248 wrote to memory of 848	2248	iexplore.exe	30
PID 2248 wrote to memory of 848	2248	iexplore.exe	30
PID 2248 wrote to memory of 848	2248	iexplore.exe	30
PID 2248 wrote to memory of 848	2248	iexplore.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\077dcb6c8134902c078acdfe0ee2c3b8.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\077dcb6c8134902c078acdfe0ee2c3b8.dll
  2⤵
  - Adds Run key to start application
  - Installs/modifies Browser Helper Object
  - Modifies registry class
  PID:2244

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" -Embedding
1⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2248
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2248 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:848

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Browser Extensions

T1176

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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\3C428B1A3E5F57D887EC4B864FAC5DCC

Filesize
914B

MD5
e4a68ac854ac5242460afd72481b2a44

SHA1
df3c24f9bfd666761b268073fe06d1cc8d4f82a4

SHA256
cb3ccbb76031e5e0138f8dd39a23f9de47ffc35e43c1144cea27d46a5ab1cb5f

SHA512
5622207e1ba285f172756f6019af92ac808ed63286e24dfecc1e79873fb5d140f1ceb7133f2476e89a5f75f711f9813a9fbb8fd5287f64adfdcc53b864f9bdc5

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
1KB

MD5
a266bb7dcc38a562631361bbf61dd11b

SHA1
3b1efd3a66ea28b16697394703a72ca340a05bd5

SHA256
df545bf919a2439c36983b54cdfc903dfa4f37d3996d8d84b4c31eec6f3c163e

SHA512
0da8ef4f8f6ed3d16d2bc8eb816b9e6e1345dfe2d91160196c47e6149a1d6aedaafadcefd66acdea7f72dcf0832770192ceac15b0c559c4ccc2c0e5581d5aefc

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\3C428B1A3E5F57D887EC4B864FAC5DCC

Filesize
252B

MD5
e22d0d06bbc7c07fd5abe1162f4e3c25

SHA1
7543c9881b518bb99d4e159960216302326999ff

SHA256
a067b672f0b9aa406e455ee31ce16a08f3df68895d0539afe1df9d8642f29c26

SHA512
627eb19c594362b1f176137afba19d71a4928c332995fc9dde473b0f3d2e9d21a5e3209fdd07a711daff41e0e266ac33863a57aa03f09fa88e787f0b49526676

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
32ea83f0c1ec1f95b6713c007794b844

SHA1
48e4703483edc2b8503cdd857a58de372b58ea4f

SHA256
51c42d5e13869fd0aeb5b86693a7de8bb90f183d2cad6d92022c6df3f9bc471b

SHA512
37313e33d752a53ad3c68c4f520f3114ba3d5f883c19b085b826aec2fd3d2545b1097375ba5d2ef307664a393f6d5dc3557aa5bc0cbaddd6ba90d3d8e52be2a1

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
94447082169d47f6de9a725fc6dff190

SHA1
6dd4381115ed5056e6f3c84179c551e7d91794ed

SHA256
a8fc21c1b8239583447438cb82d1b90a3156a517c863e9d8124e68f6af80a2fc

SHA512
3ac54dcf471529ac36996d80c9ce52541f7831fa6922d6a329cf58eb125fd6c5b09939f7e73b7e7985bc035fffa850ec31994a29986131c313e96d147d214a8d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
217c87d54fe40be829cfa7919d8de67e

SHA1
e7c411766699d3b90faebda362d067bbace34e13

SHA256
590bbdb32855a00ab810f7a341cf6212fec841344f22f9294548c76ecaaa0e84

SHA512
fc5112987e543dbf949888f7b03d8c224f1c5ddf670994144159b9e60753b4043703ca0099a152489de68652aafac9db51b7c154c5a955e6912e9f75a31948d3

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357

Filesize
242B

MD5
5ab974b1bbce7c76b702b7c6d552077a

SHA1
832b25cfcb0060389f01ab52c4f5e485c2fc03d5

SHA256
b0ca5b35d197670add34199a83bbbdae7551491d23da2b0c25fc09b50e5a2a79

SHA512
57265e37ebe4fbba4df435967fa6550dde97dadad3fee1721bbacda7f2b5569226e9c41f582835ae8249957d032a65d57378ede72483d10b75bc199ad3005208

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\Internet Explorer\Services\search_{0633EE93-D776-472f-A0FF-E1416B8B2E3A}.ico

Filesize
4KB

MD5
da597791be3b6e732f0bc8b20e38ee62

SHA1
1125c45d285c360542027d7554a5c442288974de

SHA256
5b2c34b3c4e8dd898b664dba6c3786e2ff9869eff55d673aa48361f11325ed07

SHA512
d8dc8358727590a1ed74dc70356aedc0499552c2dc0cd4f7a01853dd85ceb3aead5fbdc7c75d7da36db6af2448ce5abdff64cebdca3533ecad953c061a9b338e

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\5YV5F82L\httpErrorPagesScripts[1]

Filesize
8KB

MD5
3f57b781cb3ef114dd0b665151571b7b

SHA1
ce6a63f996df3a1cccb81720e21204b825e0238c

SHA256
46e019fa34465f4ed096a9665d1827b54553931ad82e98be01edb1ddbc94d3ad

SHA512
8cbf4ef582332ae7ea605f910ad6f8a4bc28513482409fa84f08943a72cac2cf0fa32b6af4c20c697e1fac2c5ba16b5a64a23af0c11eefbf69625b8f9f90c8fa

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\Temporary Internet Files\Content.IE5\DQ5C6NNW\errorPageStrings[1]

Filesize
2KB

MD5
e3e4a98353f119b80b323302f26b78fa

SHA1
20ee35a370cdd3a8a7d04b506410300fd0a6a864

SHA256
9466d620dc57835a2475f8f71e304f54aee7160e134ba160baae0f19e5e71e66

SHA512
d8e4d73c76804a5abebd5dbc3a86dcdb6e73107b873175a8de67332c113fb7c4899890bf7972e467866fa4cd100a7e2a10a770e5a9c41cbf23b54351b771dcee

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3B42.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2244-0-0x0000000000230000-0x0000000000232000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads