Analysis
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max time kernel
149s -
max time network
177s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
08/03/2024, 20:54
Static task
static1
Behavioral task
behavioral1
Sample
8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe
Resource
win10v2004-20240226-en
General
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Target
8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe
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Size
192KB
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MD5
96952c967785066bc967b32f5c872cd8
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SHA1
fef744d200a63aae14bf0ead86c365bef6744155
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SHA256
8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331
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SHA512
c3f1b9a1c125d4ae5c2ae535d36e8cb7305b60cb5ff7579d505365cf787c3ae8f50fe9aba1749ccf4a5026c539e569f19e000f261050987e9441d176eacf2203
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SSDEEP
3072:X57bDPy1K271oZvVLczuDrjdGzgvcTMvgWih9lPMU97yHzoVkCl8BsYkjLlNNNIC:Jbjw76rjBkNWihRys+I8BEjLlNIDEqZq
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 4628 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe -
Executes dropped EXE 1 IoCs
pid Process 4628 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe -
Program crash 5 IoCs
pid pid_target Process procid_target 4952 3192 WerFault.exe 93 4820 4628 WerFault.exe 101 3576 4628 WerFault.exe 101 1216 4628 WerFault.exe 101 4664 4628 WerFault.exe 101 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 3192 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 4628 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3192 wrote to memory of 4628 3192 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe 101 PID 3192 wrote to memory of 4628 3192 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe 101 PID 3192 wrote to memory of 4628 3192 8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe"C:\Users\Admin\AppData\Local\Temp\8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:3192 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3192 -s 3242⤵
- Program crash
PID:4952
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C:\Users\Admin\AppData\Local\Temp\8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exeC:\Users\Admin\AppData\Local\Temp\8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:4628 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 3603⤵
- Program crash
PID:4820
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 7683⤵
- Program crash
PID:3576
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 7883⤵
- Program crash
PID:1216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 7723⤵
- Program crash
PID:4664
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 180 -p 3192 -ip 31921⤵PID:3256
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4628 -ip 46281⤵PID:2272
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4628 -ip 46281⤵PID:2956
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4628 -ip 46281⤵PID:4380
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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=3724 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:81⤵PID:3416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4628 -ip 46281⤵PID:4160
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\8b239cdbfef7d7548d2c90346f8b2c672fad96c4776c4eab3536cec3de1d6331.exe
Filesize192KB
MD5ae24d7e71d04b0c7b7caff7f14b988b5
SHA194889ac1e22205f69264f0d4a7c3faacaea0eb69
SHA2569401f664ba06fd90ca70b612d643b6af91f4fac3304029240e264e2e65d3e1bd
SHA5124dbf7cc79603224a37998a0fe92a937ec0fbace19181b9b8da5e6edac3992313178e2b68daa04842dc2fae91d8cf5b048723ad98702b829ea35abb76cc3e3eb5