344ec99b745d6a2d9e512758702be6ebfdf60b9df6bfb12fe79ba0a9ced52bfb

Analysis

max time kernel
135s
max time network
133s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
07-11-2023 14:22

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General

Target

Bv9ARM.ch01.html
Size

24KB
MD5

687c31b154e006cf7bda4133c9faab4b
SHA1

cc47f6a5ce0058adb83e16a7d1c1a6b44decb230
SHA256

2c6679312f9b47843fa823d0190ece85d8fabda0ea8701f9751587c9ac50eec5
SHA512

3d85ddb7b4441a85ec75e390f77d5d37ad499e8a40aac374992cf3f4e3a76261207d102482368ee608abbce66e629658d128af38b46389ff50c8d6703ec8aa7e
SSDEEP

384:ZyvOXFYN66fNYbDYLzY3Y4rOZeCl+md86grGp/8W:Z0Oh6FEYZZelmdWa5J

Score

1^/10

Malware Config

Signatures

Modifies Internet Explorer settings 1 TTPs 36 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{DCFDF8B1-7E08-11EE-A123-5AAA8EBA5435} = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 30f182b21512da01	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "405590571"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000099b8a3c6ff97044781f9dc0475faca4100000000020000000000106600000001000020000000083e73a338b0445a7705ac076e5e141d74696f3220a989ec936f3afe42fff594000000000e80000000020000200000006b3d6a7e706d5fbcd697060d8d81ce310782251023df0c70903070594be24f6d20000000cebcbf08ba08641f2d142949fb5ca69359c17a81fdc73ce5b9329a02fae4af2b40000000067f6a54581fe06216232a5f666809324f16a1a0a8ac93a8de7c8b2cb0c85e649a6a84a364197a35b77dff11c23aec735a9cdf9849e8fb9db971d2eff4e507cb	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2085049433-1067986815-1244098655-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "3"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2764	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2764	iexplore.exe
2764	iexplore.exe
2696	IEXPLORE.EXE
2696	IEXPLORE.EXE
2696	IEXPLORE.EXE
2696	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2696	2764	iexplore.exe	28
PID 2764 wrote to memory of 2696	2764	iexplore.exe	28
PID 2764 wrote to memory of 2696	2764	iexplore.exe	28
PID 2764 wrote to memory of 2696	2764	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\Bv9ARM.ch01.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2764
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2764 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
11ecd047d96b3cdde2f7297cbe7a5214

SHA1
030c26d7bda9392ef5ea9fa05d1aba0678e1a874

SHA256
a180078a8fb69f78356cc3cf21a0f721612e4ece0c42407e947820d815dc6fc6

SHA512
ee578c0e276a264c1a685c79fbec57677a168dcd683b2ee779fbd582ee3c83dbb8cfd34b999b9a9facc990f6748d255b306771473574f612e27eb986a7d7c2f3

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

Filesize
344B

MD5
0d45825935038706030951695bc3e814

SHA1
6fc1092dffd2be632712f87446c460a02fdecf10

SHA256
c1693a47a729db306308caff418c8effd5742546fd8997f2be0417931feb7403

SHA512
570168a5e743716a18e8ab2df841c6eeacddde96f369c87dcd96c6e985212adc940a126622857d81463d5ef23d1a9f2b16fa60746a6c899672a9e275765ff67e

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

Filesize
344B

MD5
f4fc867a9ea01ab14f0b103603019c26

SHA1
33eb90f09321384855545c9dbbf7ab7356f35c2d

SHA256
861042a2eed44f4e2e4284087b9716a5cee157df96c70ae5d455992697d1037a

SHA512
7a1a378a974bfc15b93ee16c5d7e14699291ba71a534a7ac4e14e253c29ef888591dd682c5ffb47e0ac53b142cca56fca02eae7dfbd321a2e35c0722708c2cab

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

Filesize
344B

MD5
31196eecfad8519053894cb314d4896d

SHA1
ef554fc0a28b9136fb4335443b66b22f72b73796

SHA256
4e513ceb9c0e7fc1972764015f75d014f90c5a3f5c9a6f475458002cdac3a284

SHA512
ebd28e5cb31bfeb8bf9808e440b1f1f855c722f2acfb245a4b324c97773bdfc99d3aff86cc1006b8a7f6514cad9035d0b1f3ea94a71c5426a1a2d462b5f7175d

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

Filesize
344B

MD5
b6b78b27becd7ed4ed85e738bd547c16

SHA1
b941c68caf288ca078666ea076f06d6507a4a2ae

SHA256
f264484a5e63f78c7175190e2df71f3b5e0679f96a0fc2306737bc41a2f6c8e9

SHA512
2c43bffcc6c998574008caff456cef6e61836f82deffd008aa3d4c7852caa59ffe8b623a4c0f01200a31bf6a824df656271489abe761306395720e67c4ff9f4d

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

Filesize
344B

MD5
9f6737f34458c955989226ae04345547

SHA1
b7520c2f5ccc64f90f0a61c71f488fe9a646a85c

SHA256
edb9cce3cea6570f9b5c28ee0f403e0aa09082d3971e06db8b380673d1008eeb

SHA512
9276e6118a5469539091147052923cea0a24669ab909685d1d67878b5c91956589bf76a911e763506cd9da149c0b46f49ea8cf73a34587ed1631a0bd98b7591f

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

Filesize
344B

MD5
b15256cb4109d373c1ffd8ee51fcc19a

SHA1
664963dde96d89e81590811310f9737f1712f40a

SHA256
fb2f160860426d2af4f56c5bbafe88d6ef59bb1cc9e502c0520bedfbf9af61a8

SHA512
4c9e6df68dabf26205c6860ec7f1ccfb405bf08c1f067630fffa4d984db9b8ba7a1be3809f860a3352171db74b8a258c21ac1ac119f2bdd6600b78081d6e3b3d

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

Filesize
344B

MD5
a6ef99064b675f432a3df742f6321518

SHA1
d27ad869888c199448a7bba68b8b2d73a5d723ce

SHA256
70a6c9a44c91ee565f06013f750c4494164370de37e987d1ef964b842ad21d80

SHA512
aecd42bae837e71fcf8bb65113115688956034a98f8a21f69053bc5231b826d06eb9ce38fac0de35e772b3adb8fef12bf8b9ef5b3762e730eb9dc78715948cd6

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

Filesize
344B

MD5
14f0e55e21e5c41d5e94d7463af9ad20

SHA1
b0d08c9507a07f4aefe3133917abe933b341d4da

SHA256
ce6424c2dbc8df5455cdab68b4391eaa1fec1cd8d5edb2933ea1a86ac20a0c03

SHA512
98a70fd5abdf35a876ef9620ebbf24cc52b5873b24a10bb78dfeb96fe46dba10adadecfdb328e4c60c65979f6d7ee8deaf89d488ee54e2ea20c75b0ba5e523b4

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

Filesize
344B

MD5
3f8388428c11697ddf5068bb25ffffd7

SHA1
d0a746749d9573aa8190da95eef4f1ee5fc89496

SHA256
2b3e74b3a29e0025d5cd5f204e91c63af7435581a59f9ed81aaaaed61b32443f

SHA512
7aae09f45f9faceaf72ae7c546da7b0bf7bb8d4b9d35c2df7069833582b1252320ffa1a8007b0135069e64cc14c984f2852920936e565941c185eed68b7df82f

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

Filesize
344B

MD5
9a89314e5cf2733f47944b542fc654c9

SHA1
00bf61b43dc5c51b3fd1775e473ab2cd0faea604

SHA256
627d3624ad8abcfdb849c9959a7ad253a765612c7512041f3864dbb1f0fbfce2

SHA512
9101e49e7aff7ff8e47b87d964213d5089c247a7a738aea1c10f5e6f86d784abf1eb39652fd3546dfe9ace9f01f98961b1468c42ab4b6351a82ac2e275b47feb

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

Filesize
344B

MD5
dfe06509c5d8f10e8aee0acb2d986fdd

SHA1
d7a652dc66c45fc942d87b55e0acdff5a40666dc

SHA256
de5104ac48a8da5c8bc7411516fb407d25f8f6a3c453901c600c7dacb1a28a96

SHA512
95ed1586c09fc4849ec6eccdc662ea0b251b36af6c31ca9e4a79fc2d616f51a44e396b0e636f288424ee7dd7a7a5134f8812486af2c3eeb09a971fd07f237305

Download Submit
C:\Users\Admin\AppData\Local\Temp\CabB2AD.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB2F1.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit