Analysis
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max time kernel
150s -
max time network
155s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
25-11-2022 12:36
Behavioral task
behavioral1
Sample
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe
Resource
win10v2004-20220901-en
General
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Target
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe
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Size
2.0MB
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MD5
b20230f2d8e138df24dd7528d52dff0c
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SHA1
a908031c5da11963fc9fc2a1e0757e95c61e1b78
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SHA256
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1
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SHA512
8af430586219741c3e2102e41d1ba58c3b3d07b554f92441d1ab5c41f32a1042b1e74c311a01e64744d16ed518fc7e02b822850f33b6ac71c4e04727effc3561
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SSDEEP
49152:Z0wLmxECalEPJ2vBetGv3GFHvV/7T86bJnS0k3:FwFlh2v3v30vZ86bJnS0k3
Malware Config
Signatures
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Processes:
resource yara_rule behavioral1/memory/1464-59-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-60-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-61-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-65-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-69-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-71-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-75-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-79-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-85-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-87-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-91-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-95-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-97-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-99-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-93-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-101-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-89-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-83-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-81-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-77-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-73-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-67-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-63-0x0000000010000000-0x000000001003E000-memory.dmp upx behavioral1/memory/1464-102-0x0000000010000000-0x000000001003E000-memory.dmp upx -
Processes:
resource yara_rule behavioral1/memory/1464-55-0x0000000000400000-0x00000000008AB000-memory.dmp vmprotect behavioral1/memory/1464-58-0x0000000000400000-0x00000000008AB000-memory.dmp vmprotect behavioral1/memory/1464-103-0x0000000000400000-0x00000000008AB000-memory.dmp vmprotect behavioral1/memory/1464-104-0x0000000000400000-0x00000000008AB000-memory.dmp vmprotect -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\MFV = 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 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "376169673" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\DecayDateQueue = 01000000d08c9ddf0115d1118c7a00c04fc297eb0100000048ca5449a4d21846ba8a995ea0abd35a00000000020000000000106600000001000020000000098a5b16489218f310b96b8e629bedcb5be75eada22fcc20856aa6d4fa45514c000000000e800000000200002000000089e8eaccc92a92e5775244a452bbb6420661739808a8672ccdf56c01be7db189200000005645b5b5eb3e56350b9696b0a134e56e7bde8b4e663d294ef1933f2bf7a3bd1f40000000d28c3f161dfb6597c5b747891bcfcc689c3ffd1da2623ba0260e71c362135b5a39b64f97688d0ee622133f4ec2856fa4169fbc046e4187eb886985a49abd79e6 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NTPFirstRun = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage\LastProcessed = b03b4f9e0401d901 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\TabbedBrowsing\NewTabPage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{C7209A71-6CF7-11ED-A5BF-5242C1400D5F} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exepid process 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1928 iexplore.exe -
Suspicious use of SetWindowsHookEx 9 IoCs
Processes:
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exeiexplore.exeIEXPLORE.EXEpid process 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe 1928 iexplore.exe 1928 iexplore.exe 2020 IEXPLORE.EXE 2020 IEXPLORE.EXE 2020 IEXPLORE.EXE 2020 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exeiexplore.exedescription pid process target process PID 1464 wrote to memory of 1928 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe iexplore.exe PID 1464 wrote to memory of 1928 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe iexplore.exe PID 1464 wrote to memory of 1928 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe iexplore.exe PID 1464 wrote to memory of 1928 1464 03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe iexplore.exe PID 1928 wrote to memory of 2020 1928 iexplore.exe IEXPLORE.EXE PID 1928 wrote to memory of 2020 1928 iexplore.exe IEXPLORE.EXE PID 1928 wrote to memory of 2020 1928 iexplore.exe IEXPLORE.EXE PID 1928 wrote to memory of 2020 1928 iexplore.exe IEXPLORE.EXE
Processes
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C:\Users\Admin\AppData\Local\Temp\03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe"C:\Users\Admin\AppData\Local\Temp\03d95f70d85c6c9c4fe4f8da41345f10281338f012560004fea4fb0cf513dcc1.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1464 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe" http://www.sy40432793.icoc.cc/2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1928 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1928 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2020
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD56ca742de4126337e5faa005033a15a55
SHA1a94289bfd9abaf3f66f3ae946d3c3b38476098e1
SHA2564c225628a88db677a519638d9d5ad8b291692b95d0b00e2fbfd35a388db208a4
SHA51262aa2302d550b908487def2259ac1aff62eb5a539a4082658b6d2729620d2cef0403c1b3777c85e32112888a6ab1fbf8eda4284cab926d30dd1c759c7a6a9e3f