Analysis
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max time kernel
149s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
29-01-2023 07:01
Static task
static1
Behavioral task
behavioral1
Sample
c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe
Resource
win7-20220812-en
General
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Target
c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe
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Size
163KB
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MD5
7301d686bd3265bdb25ea71b4cfa8ece
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SHA1
6bc92a116bc9c5c6ab6c4b81531fe2f6698034f7
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SHA256
c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7
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SHA512
4bbf7144f6e6cbbd275d5dc6e7a37437a83e1a8c018be7657346575b7fba373972b11626a5fd4394b75ec129898e6fae8f181ca26a510511191a73b8b08f29d9
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SSDEEP
3072:Y8Zc0hTH53F/y0nzTd6UjIWVvn+ojp0L/YFh:00XXzxHhvJIc
Malware Config
Signatures
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Processes:
resource yara_rule behavioral2/memory/4888-134-0x0000000000400000-0x000000000041B000-memory.dmp upx behavioral2/memory/4888-135-0x0000000000400000-0x000000000041B000-memory.dmp upx behavioral2/memory/4888-137-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4888-138-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4888-139-0x0000000000400000-0x000000000042D000-memory.dmp upx behavioral2/memory/4888-141-0x0000000000400000-0x000000000041B000-memory.dmp upx -
Loads dropped DLL 1 IoCs
Processes:
c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exepid process 4888 c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1932 4888 WerFault.exe c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe -
Suspicious use of UnmapMainImage 1 IoCs
Processes:
c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exepid process 4888 c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe"C:\Users\Admin\AppData\Local\Temp\c90d61cb1a440ebfcd6946e5406df8de7512f09ce7e992d7a1355298251da7c7.exe"1⤵
- Loads dropped DLL
- Suspicious use of UnmapMainImage
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 5042⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4888 -ip 48881⤵
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\~TM6BFD.tmpFilesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219
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memory/4888-134-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/4888-135-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/4888-137-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/4888-138-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/4888-139-0x0000000000400000-0x000000000042D000-memory.dmpFilesize
180KB
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memory/4888-140-0x0000000077510000-0x00000000776B3000-memory.dmpFilesize
1.6MB
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memory/4888-141-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB