Resubmissions
30-08-2023 19:37
230830-yb29fsac99 530-08-2023 18:48
230830-xf997ahh84 530-08-2023 18:47
230830-xfcnxshb61 3Analysis
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max time kernel
87s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
30-08-2023 19:37
Static task
static1
Behavioral task
behavioral1
Sample
message (2).eml
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
message (2).eml
Resource
win10v2004-20230703-en
Behavioral task
behavioral3
Sample
email-html-2.html
Resource
win7-20230712-en
Behavioral task
behavioral4
Sample
email-html-2.html
Resource
win10v2004-20230703-en
Behavioral task
behavioral5
Sample
email-plain-1.txt
Resource
win7-20230712-en
Behavioral task
behavioral6
Sample
email-plain-1.txt
Resource
win10v2004-20230703-en
General
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Target
email-html-2.html
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Size
57KB
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MD5
cb16d7acdaee1300cb00b1816a508f2a
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SHA1
192277a17fb7bac67080cc00bfc82a2cecc7a7a5
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SHA256
28d305f37007f1914a2bda0f1f7876a9cd6399c1b56b0d68758b09beae44610c
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SHA512
a5f9d2b7c3f6f44a4fd39f761dfc2686a1bd1eecc07fd9b795a36170b2501ce0a6fe0933e995aee750988073e95f2a5104606caec59cfcaa6e91836b497a045c
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SSDEEP
768:eJJUMnzML3hjm3HFpF53HFTFf3TpK9JFF4gF/9RhhTxhR9R9kFabLO6KbO4EbT4e:WJfETzO6OVzs50MuuUAnQbMB
Malware Config
Signatures
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description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{AEC3C290-476C-11EE-84C0-D642B7B29662} = "0" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b00ad08579dbd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2202973366" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\IESettingSync IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31054713" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31054713" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31054713" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2214538007" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = 6093ec8579dbd901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2202973366" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000b4885326af1dd94bb4dd17ee5868703000000000020000000000106600000001000020000000c426278c0da7ee13424faf048633e741299c2b75a439e396021ce987d82ba24c000000000e800000000200002000000077bddb675d86abfa0e97b2ab428a40843f4a27ac22b680b9c6144c169347871620000000dc25b9f91a079dc6d6e5dc3995a924d09eb9d57100489bbc620875521bb4f58240000000f508d214af63832b78e2f70bf2ec64fb19df9419b16b0ed8bb8ab49ca024cdc7e02cc16fa8af2323bc0e7cd1d9b7dcebfef5830414b12daab3226e6783ccd124 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb01000000b4885326af1dd94bb4dd17ee5868703000000000020000000000106600000001000020000000644f3b8ef5aa2c31bdcd840ca645c2ee078ca86c542b66caf37c07ec2eca4eb3000000000e800000000200002000000098a22f78327292f93796ff68139a0c10f2a8ea4be79e4b17cb4b5b10150c597f2000000051bbcc5ab6aa8dda33f9d3d10334bd6eaedbffa40ef836a10d84203c3c255cb74000000058f0be2fb84ead084cf9d73c750c9285d87b6a5b74ece3b2dbb9365c47b4f1330f46c394f3cf4a8429be9a76524be459eb59f9ae9ba196e73a300d7ca8e708c9 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "400189236" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\SOFTWARE\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-1043950675-1972537973-2972532878-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1936 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1936 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1936 iexplore.exe 1936 iexplore.exe 4536 IEXPLORE.EXE 4536 IEXPLORE.EXE 4536 IEXPLORE.EXE 4536 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 1936 wrote to memory of 4536 1936 iexplore.exe 80 PID 1936 wrote to memory of 4536 1936 iexplore.exe 80 PID 1936 wrote to memory of 4536 1936 iexplore.exe 80
Processes
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" C:\Users\Admin\AppData\Local\Temp\email-html-2.html1⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1936 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1936 CREDAT:17410 /prefetch:22⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4536
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5412e3a3e491a893c604bbbd446635441
SHA14ba32da0107e6d7a10579c6fdae9e8454ca5f629
SHA256132c1966cdf1c6a2d87c6f90d328a1ab24856853b157e819d13a135091735a3e
SHA512cce37c293e794b1c1e6580f0567b4c22d1ef8722041952a88da80b7e3a8f5781a6510a222f7d5ef7133f1e18d1c46d1687e107019d0a44a40b255d68b298b731
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD50a4ab4181d8e80c5ad4a809ed7f7d12e
SHA1ddea865890af61726e632099cdd0a87abafdbfed
SHA256a346acdd0b18d500cc1bfb3a52e44c187af774f435f79fbc7b8cda3353cd6b2b
SHA5123100edd8e9eb830a2aaaa694901145a610a914adfaa2794fb7de5074d26fe29af1044d37bf7224f8596e573ac7d955037c582884f8ca5797d7547697d19e567e
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee