0bf73ff0ac2e81d23a005b08f8670249528170bfbb249e38a5af809c6a56c7f5

Analysis

max time kernel
134s
max time network
135s
platform
windows7_x64
resource
win7-20230712-en
submitted
26/08/2023, 22:02

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General

Target

fyb_static_endcard_tmpl.html

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-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\GPU	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\SearchScopes	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000015e49348610e2a42ac63317e6e4271ae0000000002000000000010660000000100002000000003a1fffb97730b439c3500828885aacdb0187f0146658ef0a73f837631e53ed6000000000e80000000020000200000001192268027e25def06dab2c17ac827f3f7c61a3e7a6cb3ef6ea381fa4925103b2000000087b7a3067160ed6e386ca9d57abdb8fcda95c5e2df113d87a07b28a260928ecb400000006c8bc36899431ab6a5e600e8152c3d1073c95678f4f9e41e26a95c8544e8745ad706c7ec7ff2dadab100b9bc35f59b4d7a4a48eec7c1716caf79ad875b1e1770	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\IntelliForms	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "399249333"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\InternetRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Zoom	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\SearchScopes\DownloadRetries = "2"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\LowRegistry	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\PageSetup	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Toolbar	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{834233D1-445C-11EE-A348-EA84BFBCA582} = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 1071e05869d8d901	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\IETld\LowMic	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2656	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2656	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2656	iexplore.exe
2656	iexplore.exe
2620	IEXPLORE.EXE
2620	IEXPLORE.EXE
2620	IEXPLORE.EXE
2620	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 2620	2656	iexplore.exe	28
PID 2656 wrote to memory of 2620	2656	iexplore.exe	28
PID 2656 wrote to memory of 2620	2656	iexplore.exe	28
PID 2656 wrote to memory of 2620	2656	iexplore.exe	28

C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\fyb_static_endcard_tmpl.html
1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2656
- C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2656 CREDAT:275457 /prefetch:2
  2⤵
  - Modifies Internet Explorer settings
  - Suspicious use of SetWindowsHookEx
  PID:2620

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\Content\94308059B57B3142E455B38A6EB92015

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

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

Filesize
344B

MD5
0a9d778a3c3f3702d3cc52dfa8e5abec

SHA1
7e53391a9933fa4730f4f8e8df9d7752db5e405c

SHA256
27364062c09368bc2a9979c4e908405c244fd2d6c70ac163d203c8c9f51a153d

SHA512
1315d4fab7292e906bb62c5e07a3ced7c734e14161c61ea513877262d96b623103ece5bb303f3d53943f957c8ecd493e9f21750871355ace9d9189fec2557b83

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

Filesize
344B

MD5
c695a66509becbf9895e8a342e0aa032

SHA1
2bd709463e5a69c890c69a63bfb6be755e68f9c9

SHA256
9ade1a3db76472839179adef79c211a48c896cc73f4a53b7d8439d23807c83c6

SHA512
af15a4478475bf0e3b8c06fe4a88270c85699a9ea32fd0449228caae29fdcd621c9743885405549fb0e62f77322dce866600039f2f59da61d53c9202f6356152

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

Filesize
344B

MD5
7f5d08a06d4475915eaefd1e6d3585b1

SHA1
d881499535a5e1c5d5c49540f435f59dac8c7e15

SHA256
883b689597e9e6eb82f998f7561569be0e7dbc3786a5851c25db626d4b5e9be6

SHA512
9f641e8e682c7f17065001e1e09424a291389fafc83f92fc1ef13700d87f46d62e1735d9339181eba824ee0d907470e022eb643666926163ae5333baa3672893

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

Filesize
344B

MD5
7e93d692718e9476a055b77053803169

SHA1
bc879cccd66c31d8b51e5003b11735b8495356b6

SHA256
7a0ff5cac9b41d0b876317d3dcb037aae23251d96a1d49d1f1fe6e5249460bdb

SHA512
0e743d8c3d841947f14bec0e18b8c6f5eb5b2b24850d5b57d480ee12d0f8dba2e4f3aa6184cf3b89cb0cf79203d0c38d8e298163f6e48d68b47445e39f40b29d

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

Filesize
344B

MD5
f6b55e02ff096108a73a651062bc3d04

SHA1
dd044dfc0618eba6dcd8c861cd67f8e2027bf7dd

SHA256
25459bda4d343f561c9ca5dd4e96d24305db964d48ef0c04b7cbe32694650077

SHA512
1bd1e7b3e1819594b10f39e12e39d34a7fd7a5ed8f882cfa8b71079d682680e8d687c0d2a273957cbfc927897e1083db79aeac02ebeaa33a6a67d5073bd1156a

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C:\Users\Admin\AppData\Local\Temp\Cab8D74.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

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C:\Users\Admin\AppData\Local\Temp\Tar927A.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit