Analysis
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max time kernel
143s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
26-03-2024 15:18
Behavioral task
behavioral1
Sample
df79d5199a3891f2156249164214d489.exe
Resource
win7-20240221-en
windows7-x64
5 signatures
150 seconds
Behavioral task
behavioral2
Sample
df79d5199a3891f2156249164214d489.exe
Resource
win10v2004-20240226-en
windows10-2004-x64
5 signatures
150 seconds
General
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Target
df79d5199a3891f2156249164214d489.exe
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Size
818KB
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MD5
df79d5199a3891f2156249164214d489
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SHA1
05abd81f78887662edcb6b8d015fd39c1f34fcb0
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SHA256
278eac0ea2a6c99929873024ea037b6737e357051581be91eb94783637c13e9b
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SHA512
eef0c25c1be8d65e735ad1926f59a6f8d4579dabbb4be477f507a7d22eb7e759d5c3b15fbe8f0bae768a37a8149b54353a7c52eeb8ba4520022f23c97da76447
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SSDEEP
12288:yoxejOONAM7GUC1Jr+4o628gx2Jw+tP3Jzm8JOqHXC3X+pd167QhEQO:hxY3NtGUmJr+4Obxd+tPZSZqiE6EhE
Score
10/10
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3672-5-0x0000000000400000-0x00000000004BD000-memory.dmp fakeav -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRLT.EXE = "C:\\Windows\\system32\\CSRLT.EXE" df79d5199a3891f2156249164214d489.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" df79d5199a3891f2156249164214d489.exe -
Drops file in System32 directory 2 IoCs
description ioc Process File created C:\Windows\SysWOW64\CSRLT.EXE df79d5199a3891f2156249164214d489.exe File opened for modification C:\Windows\SysWOW64\CSRLT.EXE df79d5199a3891f2156249164214d489.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\MSBLT.EXE df79d5199a3891f2156249164214d489.exe File opened for modification C:\Windows\MSBLT.EXE df79d5199a3891f2156249164214d489.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\df79d5199a3891f2156249164214d489.exe"C:\Users\Admin\AppData\Local\Temp\df79d5199a3891f2156249164214d489.exe"1⤵
- Adds Run key to start application
- Drops file in System32 directory
- Drops file in Windows directory
PID:3672
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2136 --field-trial-handle=2588,i,4353937220825226770,7138584070663735671,262144 --variations-seed-version /prefetch:81⤵PID:3176