Analysis
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max time kernel
45s -
max time network
49s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
03/10/2022, 14:19
Static task
static1
Behavioral task
behavioral1
Sample
76063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2.dll
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
76063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2.dll
Resource
win10v2004-20220812-en
General
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Target
76063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2.dll
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Size
205KB
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MD5
6aa182124f62672c2bb39d092335ddc0
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SHA1
2a4fc40f1c1d6837114e2734b4c2f00128c45f77
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SHA256
76063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2
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SHA512
558e9aaccabc8a80e74bfa805d4f2257f1c80fe6bc1f2a680677f3bec2a32a579283204577081137add6aa7edc8fc9257d66beaffe9d82c72c80b19b572d9725
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SSDEEP
3072:narvEqiwAX2x75rmhS75cAqStJ9QgxzgMdlqScP3pAofK1FmO:nq8qiFGtUsuANagtgEPIAoS1Fr
Malware Config
Signatures
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resource yara_rule behavioral1/memory/1700-58-0x0000000000270000-0x00000000002A2000-memory.dmp upx behavioral1/memory/1700-59-0x0000000000270000-0x00000000002A2000-memory.dmp upx behavioral1/memory/1700-60-0x0000000000270000-0x00000000002CB000-memory.dmp upx behavioral1/memory/1700-65-0x0000000000270000-0x00000000002CB000-memory.dmp upx -
Loads dropped DLL 1 IoCs
pid Process 892 rundll32.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File created C:\PROGRA~3\8lwqjzt7do.cpp rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1368 wrote to memory of 1700 1368 rundll32.exe 27 PID 1700 wrote to memory of 892 1700 rundll32.exe 28 PID 1700 wrote to memory of 892 1700 rundll32.exe 28 PID 1700 wrote to memory of 892 1700 rundll32.exe 28 PID 1700 wrote to memory of 892 1700 rundll32.exe 28 PID 1700 wrote to memory of 892 1700 rundll32.exe 28 PID 1700 wrote to memory of 892 1700 rundll32.exe 28 PID 1700 wrote to memory of 892 1700 rundll32.exe 28
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\76063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\76063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2.dll,#12⤵
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1700 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\system32\rundll32.exe C:\PROGRA~3\8lwqjzt7do.cpp,XXS13⤵
- Loads dropped DLL
PID:892
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
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Filesize
205KB
MD56aa182124f62672c2bb39d092335ddc0
SHA12a4fc40f1c1d6837114e2734b4c2f00128c45f77
SHA25676063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2
SHA512558e9aaccabc8a80e74bfa805d4f2257f1c80fe6bc1f2a680677f3bec2a32a579283204577081137add6aa7edc8fc9257d66beaffe9d82c72c80b19b572d9725
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Filesize
205KB
MD56aa182124f62672c2bb39d092335ddc0
SHA12a4fc40f1c1d6837114e2734b4c2f00128c45f77
SHA25676063a54ec28f071c72d73dfed45353348667dedd155848a4f5d7018c4f4c9a2
SHA512558e9aaccabc8a80e74bfa805d4f2257f1c80fe6bc1f2a680677f3bec2a32a579283204577081137add6aa7edc8fc9257d66beaffe9d82c72c80b19b572d9725