Analysis
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max time kernel
79s -
max time network
147s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
07/11/2022, 11:37
Behavioral task
behavioral1
Sample
957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe
Resource
win10v2004-20220812-en
General
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Target
957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe
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Size
89KB
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MD5
06b4b46d8a3ecfce38d450c8263631a0
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SHA1
d733108b62f5996f6d3bbd32369dd6f65ec55f94
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SHA256
957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38
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SHA512
44bd9873ab9c896e02bb58491ec3c31a5e6b319803522e95e636cfcdaeaebee96b4eb0108a0749c05dd9eec2e83daba96b5beba911b5fe0d9f0a37863da85dc2
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SSDEEP
1536:IudpaQTSoK4J5Af8eCjID52oOwW0I7AandJUEHZoJRrKKM:IudpaQJyfLCSpL+AadJlGzrpM
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1952-54-0x0000000000400000-0x0000000000444000-memory.dmp upx -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{105952D1-5E99-11ED-808D-42A98B637845} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "374589687" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
pid Process 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1452 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 1452 iexplore.exe 1452 iexplore.exe 1248 IEXPLORE.EXE 1248 IEXPLORE.EXE 1248 IEXPLORE.EXE 1248 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1952 wrote to memory of 1452 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 28 PID 1952 wrote to memory of 1452 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 28 PID 1952 wrote to memory of 1452 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 28 PID 1952 wrote to memory of 1452 1952 957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe 28 PID 1452 wrote to memory of 1248 1452 iexplore.exe 30 PID 1452 wrote to memory of 1248 1452 iexplore.exe 30 PID 1452 wrote to memory of 1248 1452 iexplore.exe 30 PID 1452 wrote to memory of 1248 1452 iexplore.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe"C:\Users\Admin\AppData\Local\Temp\957937ec92284c980898aeb3b4fc7e24d0ee0a50d19970cd0001adb70d306b38.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1952 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"2⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1452 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1452 CREDAT:275457 /prefetch:23⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1248
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
592B
MD530a4538180337bef9f8920b8b02c88e9
SHA1ddbf489cfa9f59a3edb34744195ab054a20267e9
SHA256f35f3658ecc387b7acd4f022145cfca88afab186bff4d28b6d6c6a5f36665609
SHA51296676a4366f191e8df1bdf3b432fa83921905f65af9de1940669e1b757440f977af7bc8f273ff545dd0c487d82d3257baaf78fa4de545af94bfd65ebda3a5056