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Analysis
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max time kernel
151s -
max time network
169s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
05/12/2022, 13:42
Static task
static1
Behavioral task
behavioral1
Sample
0f0309189a66c7ee48c5fa63de03aed25ad502401fade571781639da99317756.dll
Resource
win7-20221111-en
General
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Target
0f0309189a66c7ee48c5fa63de03aed25ad502401fade571781639da99317756.dll
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Size
1.8MB
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MD5
017e565c52dadc79cd94f56c2796f00f
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SHA1
e3558fab45fb84ca4e09415607f0e52c3ffd9847
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SHA256
0f0309189a66c7ee48c5fa63de03aed25ad502401fade571781639da99317756
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SHA512
23de935fec4f11a2849b666ff664ef0b76c721a8ab48a5757c5690e6c149fe90d1d9ccd456783ac863e25b5d16d2b3fd1877481502c3ae5156d64e3c1c39e873
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SSDEEP
24576:o7IY7a9IRCRqRPkHQo411810cNScGKJydXTZDwmzRMo3DP7x5nbiQjyrEApAKUAx:oIY5RMHMf810Knor5zqo3zNJuQj8TUo
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 4648 rundll32mgr.exe -
resource yara_rule behavioral2/memory/4648-138-0x0000000000400000-0x0000000000444000-memory.dmp upx -
Loads dropped DLL 1 IoCs
pid Process 4648 rundll32mgr.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 1884 4648 WerFault.exe 81 1616 4740 WerFault.exe 80 -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4560 wrote to memory of 4740 4560 rundll32.exe 80 PID 4560 wrote to memory of 4740 4560 rundll32.exe 80 PID 4560 wrote to memory of 4740 4560 rundll32.exe 80 PID 4740 wrote to memory of 4648 4740 rundll32.exe 81 PID 4740 wrote to memory of 4648 4740 rundll32.exe 81 PID 4740 wrote to memory of 4648 4740 rundll32.exe 81
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0f0309189a66c7ee48c5fa63de03aed25ad502401fade571781639da99317756.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4560 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\0f0309189a66c7ee48c5fa63de03aed25ad502401fade571781639da99317756.dll,#12⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:4740 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe3⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4648 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4648 -s 101764⤵
- Program crash
PID:1884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4740 -s 6403⤵
- Program crash
PID:1616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4740 -ip 47401⤵PID:1368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4648 -ip 46481⤵PID:372
Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
1.6MB
MD54f3387277ccbd6d1f21ac5c07fe4ca68
SHA1e16506f662dc92023bf82def1d621497c8ab5890
SHA256767a3fc4a7a6818cdc3f0b99aaa95db694f6bcde719d2057a88b3d4df3d74fac
SHA5129da199ac69e3c0d4e0c6307e0ab8178f12cc25cb2f14c3511f6b64e6e60a925c860f3263cb38353a97b55a71ef4d27f8cb7fa3cfc08e7c1a349fd8d209dfa219
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Filesize
94KB
MD58b5f2036288762602f2916929b1ab9d8
SHA1351a0157960c3b009a9814a6e8b7f788ba798988
SHA25655751df54d8d54e5bb8edab83bd57fd599b2e9aa313233d6aa084cde167e6951
SHA51241a45bd5ff492cf2a01ad156f763854b1d5371d1a41cee4cad977c4ff25a561c1b3fbb067463e2b7278ac6878af139ff7fd695bed1f5883516a70031e9758bc1
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Filesize
94KB
MD58b5f2036288762602f2916929b1ab9d8
SHA1351a0157960c3b009a9814a6e8b7f788ba798988
SHA25655751df54d8d54e5bb8edab83bd57fd599b2e9aa313233d6aa084cde167e6951
SHA51241a45bd5ff492cf2a01ad156f763854b1d5371d1a41cee4cad977c4ff25a561c1b3fbb067463e2b7278ac6878af139ff7fd695bed1f5883516a70031e9758bc1