Analysis
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max time kernel
128s -
max time network
149s -
resource
win10v191014
Task
task1
Sample
VBS_ed167804673b6f89dc6657e71ae971c4.13.zip
Resource
win7v191014
0 signatures
Task
task2
Sample
VBS_ed167804673b6f89dc6657e71ae971c4.13.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_ed167804673b6f89dc6657e71ae971c4.13
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Sample
191122-flw267khbs
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SHA256
3e605855ed4bbc789477d2feddce2781b56d195311e17f753fc65d709b1f2321
Score
N/A
Malware Config
Signatures
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Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 4992 wrote to memory of 5044 4992 WScript.exe 71 PID 5044 wrote to memory of 4296 5044 wscript.exe 73 PID 4296 wrote to memory of 360 4296 wscript.exe 74 PID 360 wrote to memory of 996 360 wscript.exe 75 PID 996 wrote to memory of 4052 996 wscript.exe 76 PID 4052 wrote to memory of 4544 4052 wscript.exe 77 PID 4544 wrote to memory of 3648 4544 wscript.exe 78 PID 3648 wrote to memory of 4728 3648 wscript.exe 80 PID 4728 wrote to memory of 4680 4728 wscript.exe 81 PID 4680 wrote to memory of 4376 4680 wscript.exe 82 PID 4376 wrote to memory of 4276 4376 wscript.exe 83 PID 4276 wrote to memory of 4100 4276 wscript.exe 84 PID 4100 wrote to memory of 4256 4100 wscript.exe 85 PID 4256 wrote to memory of 1876 4256 wscript.exe 86 PID 1876 wrote to memory of 520 1876 wscript.exe 87 PID 520 wrote to memory of 784 520 wscript.exe 88 PID 784 wrote to memory of 2976 784 wscript.exe 89 PID 2976 wrote to memory of 4864 2976 wscript.exe 90 PID 4864 wrote to memory of 4568 4864 wscript.exe 91 PID 4568 wrote to memory of 5000 4568 wscript.exe 92 PID 5108 wrote to memory of 1880 5108 SppExtComObj.exe 94 PID 5000 wrote to memory of 4300 5000 wscript.exe 95 PID 4300 wrote to memory of 4400 4300 wscript.exe 96 PID 4400 wrote to memory of 3428 4400 wscript.exe 97 PID 3428 wrote to memory of 5036 3428 wscript.exe 98 -
Drops file in system dir 5 IoCs
description ioc pid Process File opened for modification C:\Windows\Debug\ESE.TXT 4688 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4688 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-1.tmp 4688 svchost.exe File opened for modification C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4688 svchost.exe File created C:\Windows\ServiceProfiles\LocalService\AppData\Local\FontCache\Fonts\Download-2.tmp 4688 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 772 svchost.exe Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\SystemInformation\SystemProductName 772 svchost.exe -
description ioc pid Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "0" 3612 svchost.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Security Center\cval = "1" 3612 svchost.exe
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:4992
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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:5044
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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:4296
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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:360
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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:996
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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:4052
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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:4544
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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:3648
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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:4728
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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:4680
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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:4376
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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:4276
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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:4100
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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:4256
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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:1876
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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:520
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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:784
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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:2976
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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:4864
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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:4568
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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:5000
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C:\Windows\system32\SppExtComObj.exeC:\Windows\system32\SppExtComObj.exe -Embedding1⤵
- Suspicious use of WriteProcessMemory
PID:5108
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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:1880
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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:4300
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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:4400
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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:3428
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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:5036
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k netsvcs -s BITS1⤵
- Drops file in system dir
PID:4688
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localserviceandnoimpersonation -s SSDPSRV1⤵PID:4368
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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:772
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k unistacksvcgroup1⤵PID:2476
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\??\c:\windows\system32\svchost.exec:\windows\system32\svchost.exe -k localservicenetworkrestricted -s wscsvc1⤵
- Windows security modification
PID:3612
Network
MITRE ATT&CK Enterprise v15
MITRE ATT&CK Additional techniques
- T1089