Analysis
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max time kernel
187s -
max time network
198s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
21-11-2022 15:50
Static task
static1
Behavioral task
behavioral1
Sample
fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9.exe
Resource
win7-20221111-en
General
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Target
fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9.exe
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Size
106KB
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MD5
09f1b777f0795a85b277f5d3c30bbd2a
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SHA1
86992cb96105eb789032bf8e5a591136b88cf0af
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SHA256
fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9
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SHA512
2ffe0e8372dd7dd2be583222ded306b9b5dfe0401ffe3e1438b76bdf85ff26306f5888f5c177197884a6b53f606687bc42e15aa685ddf27fb571eea01b238834
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SSDEEP
1536:4+FDoKtniY1u7Nn2JFkC2styJjCKICFjC7EWisS+5mlatSfkZ5Ns:4+FDzK71QkbstyJjCKICpC72s/mlaX5S
Malware Config
Signatures
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resource yara_rule behavioral2/memory/3048-134-0x0000000000400000-0x000000000042A000-memory.dmp upx behavioral2/memory/3048-135-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-137-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-138-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-136-0x0000000000400000-0x000000000042A000-memory.dmp upx behavioral2/memory/3048-140-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-142-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-143-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-144-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/3048-145-0x0000000000400000-0x000000000042A000-memory.dmp upx -
Loads dropped DLL 1 IoCs
pid Process 3048 fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3304 3048 WerFault.exe 80 -
Suspicious use of UnmapMainImage 1 IoCs
pid Process 3048 fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9.exe"C:\Users\Admin\AppData\Local\Temp\fef5a9aa406c55e84fd16c16b2f9a34c9e74e8c181cdc2ac7e5cc893fd8a9de9.exe"1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
PID:3048 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3048 -s 3562⤵
- Program crash
PID:3304
-
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3048 -ip 30481⤵PID:3164
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219