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Analysis
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max time kernel
150s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20220812-en -
resource tags
arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system -
submitted
05/12/2022, 13:57
Static task
static1
Behavioral task
behavioral1
Sample
684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe
Resource
win10v2004-20220812-en
General
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Target
684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe
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Size
137KB
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MD5
1eae5e7b0aa7d7d7bf08b9bdaddddac0
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SHA1
632e70ddd185f3198473ff706a569a4e2c6ddc79
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SHA256
684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609
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SHA512
bebec15aa16c7fc21cc7d75731f97fb79591b8258e331f7643739e9af860dc1d93b08ef07e60c402a75c6efa6f5e0c747ae31111f7e2314c2c55e994e388e5b8
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SSDEEP
3072:VEsUqjkvgA+rROXqDvZ4e/hCL3CQ9vnkuOfpYoizXKv6tF/JQEgUlW:5pjqgAvsR4e5CL3C+vdOfppIXKSNrpU
Malware Config
Signatures
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Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Screen Saver Pro 3.1 = "C:\\Users\\Admin\\AppData\\Roaming\\ScreenSaverPro.scr" 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Onjyjm = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Onjyjm.exe" mspaint.exe -
Enumerates connected drives 3 TTPs 24 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\I: svchost.exe File opened (read-only) \??\J: svchost.exe File opened (read-only) \??\K: svchost.exe File opened (read-only) \??\P: svchost.exe File opened (read-only) \??\Q: svchost.exe File opened (read-only) \??\T: svchost.exe File opened (read-only) \??\B: svchost.exe File opened (read-only) \??\G: svchost.exe File opened (read-only) \??\U: svchost.exe File opened (read-only) \??\X: svchost.exe File opened (read-only) \??\Y: svchost.exe File opened (read-only) \??\M: svchost.exe File opened (read-only) \??\O: svchost.exe File opened (read-only) \??\W: svchost.exe File opened (read-only) \??\E: svchost.exe File opened (read-only) \??\V: svchost.exe File opened (read-only) \??\L: svchost.exe File opened (read-only) \??\N: svchost.exe File opened (read-only) \??\R: svchost.exe File opened (read-only) \??\S: svchost.exe File opened (read-only) \??\Z: svchost.exe File opened (read-only) \??\D: mspaint.exe File opened (read-only) \??\F: svchost.exe File opened (read-only) \??\H: svchost.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 1956 set thread context of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 892 set thread context of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\Debug\WIA\wiatrace.log mspaint.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\InternetRegistry IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "377386782" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IntelliForms IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{93A4B831-7809-11ED-BF3D-D6AAFEFD221A} = "0" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Zoom IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\PageSetup IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\IETld\LowMic IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe -
Suspicious use of AdjustPrivilegeToken 6 IoCs
description pid Process Token: SeDebugPrivilege 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe Token: SeDebugPrivilege 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe Token: SeDebugPrivilege 1380 svchost.exe Token: SeDebugPrivilege 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe Token: SeDebugPrivilege 1660 mspaint.exe Token: SeDebugPrivilege 884 IEXPLORE.EXE -
Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 1988 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1660 mspaint.exe 1660 mspaint.exe 1660 mspaint.exe 1660 mspaint.exe 1988 IEXPLORE.EXE 1988 IEXPLORE.EXE 884 IEXPLORE.EXE 884 IEXPLORE.EXE 884 IEXPLORE.EXE 884 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 51 IoCs
description pid Process procid_target PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 1956 wrote to memory of 892 1956 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 1380 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 892 wrote to memory of 820 892 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 29 PID 1380 wrote to memory of 1660 1380 svchost.exe 31 PID 1380 wrote to memory of 1660 1380 svchost.exe 31 PID 1380 wrote to memory of 1660 1380 svchost.exe 31 PID 1380 wrote to memory of 1660 1380 svchost.exe 31 PID 820 wrote to memory of 2000 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 33 PID 820 wrote to memory of 2000 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 33 PID 820 wrote to memory of 2000 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 33 PID 820 wrote to memory of 2000 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 33 PID 2000 wrote to memory of 1988 2000 iexplore.exe 34 PID 2000 wrote to memory of 1988 2000 iexplore.exe 34 PID 2000 wrote to memory of 1988 2000 iexplore.exe 34 PID 2000 wrote to memory of 1988 2000 iexplore.exe 34 PID 1988 wrote to memory of 884 1988 IEXPLORE.EXE 35 PID 1988 wrote to memory of 884 1988 IEXPLORE.EXE 35 PID 1988 wrote to memory of 884 1988 IEXPLORE.EXE 35 PID 1988 wrote to memory of 884 1988 IEXPLORE.EXE 35 PID 820 wrote to memory of 892 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 820 wrote to memory of 892 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 27 PID 820 wrote to memory of 1380 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 820 wrote to memory of 1380 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 28 PID 820 wrote to memory of 1660 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 31 PID 820 wrote to memory of 1660 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 31 PID 820 wrote to memory of 884 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 35 PID 820 wrote to memory of 884 820 684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe 35
Processes
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C:\Users\Admin\AppData\Local\Temp\684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe"C:\Users\Admin\AppData\Local\Temp\684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Users\Admin\AppData\Local\Temp\684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe"C:\Users\Admin\AppData\Local\Temp\684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe"2⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:892 -
C:\Windows\SysWOW64\svchost.exe"C:\Windows\system32\svchost.exe"3⤵
- Enumerates connected drives
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1380 -
C:\Windows\SysWOW64\mspaint.exe"C:\Windows\system32\mspaint.exe"4⤵
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1660
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C:\Users\Admin\AppData\Local\Temp\684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe"C:\Users\Admin\AppData\Local\Temp\684f2b0f0154b876eb43841cb3a35ce25e319d85d826d688c12b0ffaa81c3609.exe"3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:820 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵
- Suspicious use of WriteProcessMemory
PID:2000 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1988 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1988 CREDAT:275457 /prefetch:26⤵
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:884
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
608B
MD514e28b07dbf82a08139944cab3d9e3ed
SHA1ca70b5b6b48567f38ea3fc1bfc1394f9bccb3d21
SHA2567ef5ef73e712162d537e6f58337048f5e7319c3b5c6d155879d4762d1f44a582
SHA51204020d72f00b235a38f35b7eeeb7f41574d76582d6cc35cd2962b2bbd80308a259a2cbecdde07f6b83e6b92115c6c1fb7f39a0b39df56ea380221fd63ffb6528