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Analysis
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max time kernel
6s -
max time network
8s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
08/05/2023, 21:57
Static task
static1
Behavioral task
behavioral1
Sample
f0ef3105a17c7f34aec310f64cbdb865.exe
Resource
win7-20230220-en
Behavioral task
behavioral2
Sample
f0ef3105a17c7f34aec310f64cbdb865.exe
Resource
win10v2004-20230220-en
General
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Target
f0ef3105a17c7f34aec310f64cbdb865.exe
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Size
604KB
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MD5
f0ef3105a17c7f34aec310f64cbdb865
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SHA1
db3638eeb2ba28983d45cad37091dc24703a63be
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SHA256
dcb24b04d4e36b27269c5cd8971167b94587712efc62b04e82f62b0719a64304
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SHA512
aed1a398fd07c00489221fefa557bec0734e8b1531f92f555767bbbc6b6f477717f03855c57729869405464eab43a4279de24e87a45b469ae7994df7ece81213
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SSDEEP
6144:ZdfbCP2DTb+HdtH9Wd1yxBMf0eVCDs2c9kDwK3bLqpnobns+NOYup6yCwMjyh0XL:Z+2j+Hdsy7MfXVqc9w33Hnw6yCVjq0XL
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 552 embedded.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4164 3804 WerFault.exe 83 -
Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
pid Process 1120 f0ef3105a17c7f34aec310f64cbdb865.exe -
Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1120 wrote to memory of 3924 1120 f0ef3105a17c7f34aec310f64cbdb865.exe 81 PID 1120 wrote to memory of 3924 1120 f0ef3105a17c7f34aec310f64cbdb865.exe 81 PID 1120 wrote to memory of 3924 1120 f0ef3105a17c7f34aec310f64cbdb865.exe 81 PID 3924 wrote to memory of 552 3924 cmd.exe 82 PID 3924 wrote to memory of 552 3924 cmd.exe 82 PID 3924 wrote to memory of 552 3924 cmd.exe 82 PID 552 wrote to memory of 3804 552 embedded.exe 83 PID 552 wrote to memory of 3804 552 embedded.exe 83 PID 552 wrote to memory of 3804 552 embedded.exe 83 PID 552 wrote to memory of 3804 552 embedded.exe 83
Processes
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C:\Users\Admin\AppData\Local\Temp\f0ef3105a17c7f34aec310f64cbdb865.exe"C:\Users\Admin\AppData\Local\Temp\f0ef3105a17c7f34aec310f64cbdb865.exe"1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1120 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c embedded.exe2⤵
- Suspicious use of WriteProcessMemory
PID:3924 -
C:\Users\Admin\AppData\Local\Temp\embedded.exeembedded.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:552 -
C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵PID:3804
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3804 -s 4085⤵
- Program crash
PID:4164
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3804 -ip 38041⤵PID:4596
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
66KB
MD5140d24af0c2b3a18529df12dfbc5f6de
SHA1e8db5ad2b7ffede3e41b9c3adb24f3232d764931
SHA2564eabb1adc035f035e010c0d0d259c683e18193f509946652ed8aa7c5d92b6a92
SHA512a2ead649f155555ec3e55800494f833d18cea68afe736807ec23b5991242928a0853e451b60894ec8e0abe8c42db341c2237007981f38f0366fd7c6ecafb7415
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Filesize
66KB
MD5140d24af0c2b3a18529df12dfbc5f6de
SHA1e8db5ad2b7ffede3e41b9c3adb24f3232d764931
SHA2564eabb1adc035f035e010c0d0d259c683e18193f509946652ed8aa7c5d92b6a92
SHA512a2ead649f155555ec3e55800494f833d18cea68afe736807ec23b5991242928a0853e451b60894ec8e0abe8c42db341c2237007981f38f0366fd7c6ecafb7415