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Analysis
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max time kernel
128s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 04:52
Static task
static1
Behavioral task
behavioral1
Sample
8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe
Resource
win10v2004-20220901-en
General
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Target
8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe
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Size
185KB
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MD5
67daf930d8e8abf36106bcacc27c4c74
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SHA1
721760249eed2e405665aa621fb9ff6ac4e09e98
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SHA256
8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7
-
SHA512
c1570cbc088442ffcba9451abe5506fc2bc5b26bac308556d4493980688c4401a5b6bde546e8a2540831ea7df7cd52155165322b821379d8175dab67172de9d3
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SSDEEP
3072:bf8jmMBUxnS/nHKzAjfvvBQZ52+TDf2wBCwCWsh2WzYDx/pyBLorPaQYiJ4+Hx+Q:bgHBaUHKAHZQeOxBCMsh29lpaaiq4jCt
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2744 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe -
resource yara_rule behavioral2/files/0x0003000000022ddb-135.dat upx behavioral2/files/0x0003000000022ddb-134.dat upx behavioral2/memory/2744-137-0x0000000000400000-0x000000000045D000-memory.dmp upx -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\Panther\UnattendGC\setuperr.log 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe File opened for modification C:\Windows\Panther\UnattendGC\diagerr.xml 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe File opened for modification C:\Windows\Panther\UnattendGC\diagwrn.xml 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe File opened for modification C:\Windows\Panther\UnattendGC\setupact.log 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1516 2744 WerFault.exe 84 -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 3332 wrote to memory of 2744 3332 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe 84 PID 3332 wrote to memory of 2744 3332 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe 84 PID 3332 wrote to memory of 2744 3332 8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe 84
Processes
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C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe"C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3332 -
C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exeC:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe2⤵
- Executes dropped EXE
PID:2744 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 2603⤵
- Program crash
PID:1516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2744 -ip 27441⤵PID:2300
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe
Filesize156KB
MD5ab321ee0c1c94b89f14687b1d692120c
SHA12b0420b87171f41cf2f5c8320ead8437f52942c2
SHA256096d1a4f535a08aaa5a836c06b7bae7f865c788d7965560bc8cd10ed0b4fa0a1
SHA5123d7c2f66c2d72576908f15c2dfb73c1173c9688e3ea23e0f95b6b01645e0054dbcf15cc3c5fa0fd39a4c8e516793463046041527fed6bc75d43a68ab9641be04
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C:\Users\Admin\AppData\Local\Temp\8f6731aee24dbff184ef021fd41bdc3667338db99887caec974f0bf15c7b50f7mgr.exe
Filesize156KB
MD5ab321ee0c1c94b89f14687b1d692120c
SHA12b0420b87171f41cf2f5c8320ead8437f52942c2
SHA256096d1a4f535a08aaa5a836c06b7bae7f865c788d7965560bc8cd10ed0b4fa0a1
SHA5123d7c2f66c2d72576908f15c2dfb73c1173c9688e3ea23e0f95b6b01645e0054dbcf15cc3c5fa0fd39a4c8e516793463046041527fed6bc75d43a68ab9641be04