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Analysis
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max time kernel
153s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
07/03/2024, 00:11
Static task
static1
Behavioral task
behavioral1
Sample
da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe
Resource
win10v2004-20240226-en
General
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Target
da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe
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Size
256KB
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MD5
86862d5faf61b330c3de3524f9e6169e
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SHA1
1356cb463201dabe303e7b17d07c360ced23dd2b
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SHA256
da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723
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SHA512
abf29e42ddb19e575d07f57f26aaa1d20d5ff0b249371ba4492f80fba17d51fa665c9df80cfd9b9716665b3936ba9e9f6e6131a97a6ef4861ea27f012c3e2118
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SSDEEP
6144:dhoYSsYmlk9+eMsxCP+v0W7cyqCxSngmMBqf7:dSDY+Ien150npM47
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 772 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe -
Executes dropped EXE 1 IoCs
pid Process 772 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe -
Program crash 5 IoCs
pid pid_target Process procid_target 3320 5104 WerFault.exe 93 4248 772 WerFault.exe 101 2416 772 WerFault.exe 101 3532 772 WerFault.exe 101 1740 772 WerFault.exe 101 -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 5104 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 772 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 5104 wrote to memory of 772 5104 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe 101 PID 5104 wrote to memory of 772 5104 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe 101 PID 5104 wrote to memory of 772 5104 da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe 101
Processes
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C:\Users\Admin\AppData\Local\Temp\da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe"C:\Users\Admin\AppData\Local\Temp\da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe"1⤵
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:5104 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5104 -s 3842⤵
- Program crash
PID:3320
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C:\Users\Admin\AppData\Local\Temp\da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exeC:\Users\Admin\AppData\Local\Temp\da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe2⤵
- Deletes itself
- Executes dropped EXE
- Suspicious use of UnmapMainImage
PID:772 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 3523⤵
- Program crash
PID:4248
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 7683⤵
- Program crash
PID:2416
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 7883⤵
- Program crash
PID:3532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 772 -s 7723⤵
- Program crash
PID:1740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 124 -p 5104 -ip 51041⤵PID:1980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 772 -ip 7721⤵PID:1700
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 772 -ip 7721⤵PID:1344
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 772 -ip 7721⤵PID:3024
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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=1412 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:81⤵PID:3620
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 772 -ip 7721⤵PID:556
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\da3cc5d643ce75182e168fd3f67d2f314146e77cb452b2ef1bb1f01ac086e723.exe
Filesize256KB
MD5472cc5d1269437cf7e7863b1443908f4
SHA16ef53e4a30deadf661ac616588b137dd1f942a95
SHA2561b28d72e983baeb8fda03d4fa164c8c49bc7c3fbad15fc920ef779ca360dde76
SHA5128d8c0c9372f4b3e42111ab814e7866292d0f632f0c2bf5b8122dd5bee2830dff0a47f6f4724c98afd076f1e90be613f94308edd63dacbcc0ca089d9aa0266f2e