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Analysis
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max time kernel
151s -
max time network
57s -
platform
windows7_x64 -
resource
win7-20221111-en -
resource tags
arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 19:04
Static task
static1
Behavioral task
behavioral1
Sample
b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe
Resource
win7-20221111-en
windows7-x64
10 signatures
150 seconds
Behavioral task
behavioral2
Sample
b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe
Resource
win10v2004-20221111-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe
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Size
101KB
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MD5
c6b1c1d86809801a3f8003538861d5b4
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SHA1
9b518f14587b3a1489d57b761ad5af7200567310
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SHA256
b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd
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SHA512
22ab21722e076c66999f5896bdefac78606e8928132e6b595565747eb9595b65fce8f1597e64c1c5b3cf8f08c509a8b6e5ba1106fbb9c33346add6e54cee4e62
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SSDEEP
1536:cDti6KZiKx8La8wenOadt+xButh6GEbDNZRAfC0TOA:cDti6GisPQO1bwEbXRMCA
Score
10/10
Malware Config
Signatures
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Modifies WinLogon for persistence 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3385717845-2518323428-350143044-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\shell = "explorer.exe,C:\\Users\\Admin\\AppData\\Roaming\\msconfig.dat" svchost.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
pid Process 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 1400 explorer.exe 1268 Explorer.EXE 652 svchost.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1348 set thread context of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe 652 svchost.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeShutdownPrivilege 1268 Explorer.EXE -
Suspicious use of FindShellTrayWindow 7 IoCs
pid Process 1268 Explorer.EXE 1268 Explorer.EXE 1268 Explorer.EXE 1268 Explorer.EXE 1672 ctfmon.exe 1268 Explorer.EXE 1268 Explorer.EXE -
Suspicious use of SendNotifyMessage 3 IoCs
pid Process 1268 Explorer.EXE 1268 Explorer.EXE 1268 Explorer.EXE -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 652 svchost.exe 652 svchost.exe -
Suspicious use of WriteProcessMemory 23 IoCs
description pid Process procid_target PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 1348 wrote to memory of 864 1348 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 28 PID 864 wrote to memory of 1400 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 29 PID 864 wrote to memory of 1400 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 29 PID 864 wrote to memory of 1400 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 29 PID 864 wrote to memory of 1400 864 b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe 29 PID 1400 wrote to memory of 1268 1400 explorer.exe 9 PID 1268 wrote to memory of 652 1268 Explorer.EXE 30 PID 1268 wrote to memory of 652 1268 Explorer.EXE 30 PID 1268 wrote to memory of 652 1268 Explorer.EXE 30 PID 1268 wrote to memory of 652 1268 Explorer.EXE 30 PID 1268 wrote to memory of 652 1268 Explorer.EXE 30 PID 652 wrote to memory of 1672 652 svchost.exe 31 PID 652 wrote to memory of 1672 652 svchost.exe 31 PID 652 wrote to memory of 1672 652 svchost.exe 31 PID 652 wrote to memory of 1672 652 svchost.exe 31
Processes
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1268 -
C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe"C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe"C:\Users\Admin\AppData\Local\Temp\b589714421a06f4639c5abbf7be3fcb1d1251bd82e669c9a252b9a7bbe3ad8fd.exe"3⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:864 -
C:\Windows\explorer.exe"C:\Windows\explorer.exe"4⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1400
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C:\Windows\syswow64\svchost.exe"C:\Windows\syswow64\svchost.exe"2⤵
- Modifies WinLogon for persistence
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:652 -
C:\Windows\SysWOW64\ctfmon.exectfmon.exe3⤵
- Suspicious use of FindShellTrayWindow
PID:1672
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