c5ca4fa59a38e2b5b278842c97f60ea221274d2891c59c803013587d75082f66

Analysis

max time kernel
147s
max time network
145s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 22:57

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General

Target

51d8e91ada294fac15ec33fce0c7ca2e.exe
Size

25KB
MD5

51d8e91ada294fac15ec33fce0c7ca2e
SHA1

39e9d55ffbc4a9dad4136056d2fbab610b5f727c
SHA256

c5ca4fa59a38e2b5b278842c97f60ea221274d2891c59c803013587d75082f66
SHA512

1548e3f27153b679199793790e4c72a226437036823727b0a6d201f8622d0bff44d51bd9805758b576ea9f827ffcde62080c8da453cf0c73bc748b5cc7ce6268
SSDEEP

384:yW9DjdgMEO2VxIjknu5kXJcavaAS3Cgnr6CLd51vArE5sC/Iqwqa+urZSbWSQHPP:yWddFZixI4nXVvYn601Z59/5anbNHX

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 34 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000429d3af34477a14f8b2dd7691733418900000000020000000000106600000001000020000000bd6e73852f6385ef429a061deef9fa2f9f30c49b551bc9e2d4ef1990922dfabd000000000e800000000200002000000014bb89d62a9a2869d565232eaa0f5dd3353fe3e06a757a28649e6e1ff85d4d662000000065e5fb366609ab56451f494b4d3b71678a072c5d95ceb4b8cf2f561ce5c328c1400000009fa1ff7fe962ea27273b05582ed069fa870b25709f8caf11f2c9cceb34ab19d0ca99b65e24711fa9a95e31259ad29d687994260a178a6b045b318e82556b46d4	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 707a2f801844da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{AB07CCC1-B00B-11EE-8CF2-CEEF1DCBEAFA} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "411089346"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2116	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2116	iexplore.exe
2116	iexplore.exe
2828	IEXPLORE.EXE
2828	IEXPLORE.EXE
2828	IEXPLORE.EXE
2828	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2116	2880	51d8e91ada294fac15ec33fce0c7ca2e.exe	28
PID 2880 wrote to memory of 2116	2880	51d8e91ada294fac15ec33fce0c7ca2e.exe	28
PID 2880 wrote to memory of 2116	2880	51d8e91ada294fac15ec33fce0c7ca2e.exe	28
PID 2880 wrote to memory of 2116	2880	51d8e91ada294fac15ec33fce0c7ca2e.exe	28
PID 2116 wrote to memory of 2828	2116	iexplore.exe	29
PID 2116 wrote to memory of 2828	2116	iexplore.exe	29
PID 2116 wrote to memory of 2828	2116	iexplore.exe	29
PID 2116 wrote to memory of 2828	2116	iexplore.exe	29

C:\Users\Admin\AppData\Local\Temp\51d8e91ada294fac15ec33fce0c7ca2e.exe
"C:\Users\Admin\AppData\Local\Temp\51d8e91ada294fac15ec33fce0c7ca2e.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Program Files\Internet Explorer\iexplore.exe
  "C:\Program Files\Internet Explorer\iexplore.exe" http://www.ocarteiro.com.br/cartoes/cart_0312.swf
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
    "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2116 CREDAT:275457 /prefetch:2
    3⤵
    - Modifies Internet Explorer settings
    - Suspicious use of SetWindowsHookEx
    PID:2828

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
344B

MD5
2af8bf721bc3b69796a3044491f47166

SHA1
fad683b123415327f73e84c2a8d8eac206958180

SHA256
9588e25eeaa5c91c466431b6cdd3e55bc6d751e48bbf166e6395c6090275e447

SHA512
931045260811ea168278e667cfc8df926edfbacddbc8c7034923824b966f15fb8d717d3831170617a5503a9b13854b9fb8a246fd0a46c7360bc8d6a0530ddde1

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

Filesize
344B

MD5
7fcb8860fbda33f9ea00e0e48fbbf188

SHA1
ef7a59d88d0111d1a8038b5e38c8e48c3853331b

SHA256
f3e4753aee5fa63d39792649ae479b82805cd8fa6ab4c6d82c7f0b5dda7045d7

SHA512
a6337e3c6fa6a1b576751465bb31ae101e89cdd273a1c2bb5e3bbef3487213d3a3ee7a67173c051f70420576664c1afbd50190e39816bd4d4df2f0574e2c9252

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

Filesize
344B

MD5
06e6c74e274aba333c12179f0013664d

SHA1
e425bb9cce39ba117c2b784cc585e90ef324f682

SHA256
2fdbd3ffb1076488a27d06aae77467bdc7c96761ac4031fc35f30bcb1270d3e7

SHA512
3d1bb0a35a6a9ff4db33ba94d1c4f565e363b5169cec52d144b3aeb3e845cc0534978db295714e072df74d759616977cb903724a8d5c91276da78a35e4e2b22f

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

Filesize
344B

MD5
54cd2295fef6c844fc6806f9412adc46

SHA1
99015aad9fdfdfa32b26547098ce5d06acf2cd25

SHA256
8bddfb5010e452027383373406a6b4952f90d14ac39fd1eb76ce72ed9f9f729e

SHA512
dc2f4e71e29daa31eba8788cc4f7efb2a50b57b9c4911111f89c6a3ec653859f9d371ee5ca4ca3616f7573086203ac6ecbe72df86f0e64f6cc28f4b38b3d1b11

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

Filesize
344B

MD5
b30046b1fa85ec998085f3d947323512

SHA1
7c47b9fcdfcf1777e49b7066682a885a1b356577

SHA256
ebb42b74481616bbd71a63d0bb9c1260e74f420f154b27ed159c912d8354e04d

SHA512
e144af13a66ce232244c33219f73c9035fe82f4d99a07d61ee560713b9ef15d995e541e2e536169202c495fca16c8acab8cfad1c414132a3a37dfafee5fec556

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

Filesize
344B

MD5
b0d1c7d316938a05069c52d040b96dea

SHA1
a9bb92918ea0ec021f3d99ed9089f0a19bfc4d46

SHA256
968164c0f337db28d3e747e8ad061430d6809f228759f5cd7e4abca4ffea16a1

SHA512
00fa07a04e969369fc68f08fc9711da38a8688bc14e391c62c8cf4ac1ee1380e505066b9efecf7c5c7bfdba12b885385d389a6f57905fa903b36f98007a1c172

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

Filesize
344B

MD5
46f94dc230b87c8011bac690ae5c24af

SHA1
c243c88d36813dc262ddd4e87219cadfb9e23a14

SHA256
6e21113eb447a1dd58b4bf6559db49e9e753f5d52dfb08f9ef8195647bb12143

SHA512
f74e3a1befdaeac32cd53c1681577ecc6da8696561aac3c1f6ce830b75994defbbf3e485602d7a1b8298118f64f14b856779b949dfebd98d3940570364798df0

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

Filesize
344B

MD5
2d5632c9de25afe1b9396056305b34e5

SHA1
fe57805f90cef7755eb92b5b203475552bc99bf0

SHA256
8cd384a39a202828219be5375a35c1fd1b42408a70779475c02bc695c44507f9

SHA512
3178dbdd907d4fbccbd11dc763649183e15c924db5ccc6700900756fdc595779bc5a299355a0dac964304f198edeecb6527ec3714f0a68a46a88c7dd29e83034

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

Filesize
344B

MD5
e2de3eadbfe39dfbc457e92ca6ec34ff

SHA1
1b78b0b06e76cd1fd612934bf8d1a1325dc16ffa

SHA256
180281c30385292645433cdd55982ed5d3b09d44839836dc710ba01ea7c6336f

SHA512
e48c4633da32032b8172718dd5abfa8d098de4a72f938d8c4582e1a8cc8c1d9d8981e3786621a023a5fa98d80f968ec51ce9bd04ef92609adb73ff9b2e95fe2b

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

Filesize
344B

MD5
638dbf1ebbac210eff1d8ade99863540

SHA1
a1624a0f1016b258ab16365ead75edf35e5bde37

SHA256
5e9efb8f4cb79ac35aab1246409a91ca4b93c1f0139f67acbdebd66f0210af8b

SHA512
5fa087bc78ce1f10bca9442831fb3b5e397b970f702e72075d0d5bf7d6fbed4471ddb914f8b934728b50df9bf402c6c0aaf7411978d44be44294107cc9f253b1

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

Filesize
344B

MD5
5408ad87e35276d4fd7ffa4d3808c913

SHA1
6c2bedd0ef25b1ba9ef8ae58c41f862661f36cc7

SHA256
a460c64ab8cdf1240e4ab4e3a1639d49c382b2d4f7e60559f023e19e71e6fc8f

SHA512
e6fc424e235e80ca1060a3168bdcd61e20affe56fc21df993a26c388334a0930c43a9a0220b6835f596c6337753a0e9db99564e6d7b719417187fb0b1546c158

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

Filesize
344B

MD5
1a4fe5536cd0f99affab2562789c22a1

SHA1
03e63d88203bb1c670a180273dfd70336ca6a438

SHA256
ed009e28da78a83777b3cdbd24e954519ce55398c037b66bb01216d9c40513a8

SHA512
f69f745924aa1e7cf5eb69e3d0f65d985b1bb47cd591e721767fcfa14bcfc145b1f1fe549c9539c06ace91589ab95f6219b866792c7c92c64b1cb2daee24e29f

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab5F33.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar5FA3.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
memory/2880-2-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download
memory/2880-1-0x00000000003A0000-0x00000000003A1000-memory.dmp

Filesize
4KB

Download
memory/2880-0-0x0000000000400000-0x0000000000413000-memory.dmp

Filesize
76KB

Download