Analysis
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max time kernel
131s -
max time network
150s -
resource
win10v191014
Task
task1
Sample
VBS_ed167804673b6f89dc6657e71ae971c4.12.zip
Resource
win7v191014
0 signatures
Task
task2
Sample
VBS_ed167804673b6f89dc6657e71ae971c4.12.zip
Resource
win10v191014
0 signatures
Task
task3
Sample
document4753.vbe.vbs
Resource
win7v191014
0 signatures
Task
task4
Sample
document4753.vbe.vbs
Resource
win10v191014
0 signatures
General
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Target
VBS_ed167804673b6f89dc6657e71ae971c4.12
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Sample
191122-7yb3vfw3an
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SHA256
3e605855ed4bbc789477d2feddce2781b56d195311e17f753fc65d709b1f2321
Score
N/A
Malware Config
Signatures
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Drops file in system dir 5 IoCs
description ioc pid Process File opened for modification C:\Windows\Debug\ESE.TXT 4040 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4040 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4040 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4040 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4040 svchost.exe -
Checks system information in the registry (likely anti-VM) 2 TTPs 2 IoCs
description ioc pid Process Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemManufacturer 3668 svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName 3668 svchost.exe -
description ioc pid Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0" 4104 svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1" 4104 svchost.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 4936 wrote to memory of 4988 4936 WScript.exe 71 PID 4988 wrote to memory of 5072 4988 wscript.exe 73 PID 5072 wrote to memory of 1612 5072 wscript.exe 74 PID 1612 wrote to memory of 68 1612 wscript.exe 75 PID 68 wrote to memory of 988 68 wscript.exe 76 PID 988 wrote to memory of 4408 988 wscript.exe 77 PID 4408 wrote to memory of 4480 4408 wscript.exe 78 PID 4480 wrote to memory of 3732 4480 wscript.exe 79 PID 3732 wrote to memory of 1692 3732 wscript.exe 80 PID 1692 wrote to memory of 4676 1692 wscript.exe 82 PID 4676 wrote to memory of 4364 4676 wscript.exe 83 PID 4364 wrote to memory of 4312 4364 wscript.exe 84 PID 4312 wrote to memory of 3668 4312 wscript.exe 85 PID 3668 wrote to memory of 4140 3668 wscript.exe 86 PID 4140 wrote to memory of 2056 4140 wscript.exe 87 PID 2056 wrote to memory of 4104 2056 wscript.exe 88 PID 4104 wrote to memory of 4860 4104 wscript.exe 89 PID 4860 wrote to memory of 4872 4860 wscript.exe 90 PID 4872 wrote to memory of 4828 4872 wscript.exe 91 PID 4828 wrote to memory of 4612 4828 wscript.exe 92 PID 4612 wrote to memory of 4976 4612 wscript.exe 93 PID 4976 wrote to memory of 5036 4976 wscript.exe 94 PID 5036 wrote to memory of 5104 5036 wscript.exe 95 PID 5104 wrote to memory of 1016 5104 wscript.exe 96 PID 4272 wrote to memory of 1080 4272 SppExtComObj.exe 98
Processes
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C:\Windows\System32\WScript.exe"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs"1⤵
- Suspicious use of WriteProcessMemory
PID:4936
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4988
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:5072
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:1612
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:68
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:988
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4408
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4480
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:3732
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:1692
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4676
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4364
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4312
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:3668
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4140
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:2056
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4104
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4860
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4872
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4828
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4612
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:4976
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:5036
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵
- Suspicious use of WriteProcessMemory
PID:5104
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C:\Windows\System32\wscript.exe"C:\Windows\System32\wscript.exe" C:\Users\Admin\AppData\Local\Temp\document4753.vbe.vbs ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___- ___-1⤵PID:1016
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:4272
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C:\Windows\System32\SLUI.exe"C:\Windows\System32\SLUI.exe" RuleId=eeba1977-569e-4571-b639-7623d8bfecc0;Action=AutoActivate;AppId=55c92734-d682-4d71-983e-d6ec3f16059f;SkuId=2de67392-b7a7-462a-b1ca-108dd189f588;NotificationInterval=1440;Trigger=TimerEvent1⤵PID:1080
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s BITS1⤵
- Drops file in system dir
PID:4040
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV1⤵PID:3728
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s DoSvc1⤵
- Checks system information in the registry (likely anti-VM)
PID:3668
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup1⤵PID:4196
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc1⤵
- Windows security modification
PID:4104
Network
MITRE ATT&CK Enterprise v15
MITRE ATT&CK Additional techniques
- T1089