Analysis
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max time kernel
117s -
max time network
142s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
07/01/2024, 21:13
Behavioral task
behavioral1
Sample
49c80764723bcde2ef341bd3113e3cb7.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
49c80764723bcde2ef341bd3113e3cb7.exe
Resource
win10v2004-20231215-en
General
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Target
49c80764723bcde2ef341bd3113e3cb7.exe
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Size
3.9MB
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MD5
49c80764723bcde2ef341bd3113e3cb7
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SHA1
9299c057ea33fde450a734d99c3c66215d6cd108
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SHA256
0f78297c5b77e62c4e85db30acf920cbbfea872ec304ac4a0a1f477ec8d78859
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SHA512
d03847597a13bf9f1aff364ef84a42ce4e8e221fee5b5f436897471087bdb5ea812f137b955b3d8be1fa9d2946d84b9aae5b614b654d52b4a54379dfe8301a1e
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SSDEEP
98304:0XxkAZ+ERxvl8cakcibiqhMbMgOn7n0bcakcibiqhCZihN3fDxxccakcibiqhMbU:0X0Env6dlirybMgOnkdlirgZiPb8dlix
Malware Config
Signatures
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Deletes itself 1 IoCs
pid Process 2100 49c80764723bcde2ef341bd3113e3cb7.exe -
Executes dropped EXE 1 IoCs
pid Process 2100 49c80764723bcde2ef341bd3113e3cb7.exe -
Loads dropped DLL 1 IoCs
pid Process 1972 49c80764723bcde2ef341bd3113e3cb7.exe -
resource yara_rule behavioral1/memory/1972-0-0x0000000000400000-0x000000000065C000-memory.dmp upx behavioral1/files/0x0009000000012261-11.dat upx behavioral1/memory/2100-19-0x0000000000400000-0x000000000065C000-memory.dmp upx behavioral1/files/0x0009000000012261-17.dat upx behavioral1/memory/1972-16-0x0000000023680000-0x00000000238DC000-memory.dmp upx -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2756 schtasks.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8 49c80764723bcde2ef341bd3113e3cb7.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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 49c80764723bcde2ef341bd3113e3cb7.exe Key created \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405 49c80764723bcde2ef341bd3113e3cb7.exe Set value (data) \REGISTRY\USER\S-1-5-21-1603059206-2004189698-4139800220-1000\Software\Microsoft\SystemCertificates\CA\Certificates\A053375BFE84E8B748782C7CEE15827A6AF5A405\Blob = 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 49c80764723bcde2ef341bd3113e3cb7.exe -
Suspicious behavior: RenamesItself 1 IoCs
pid Process 1972 49c80764723bcde2ef341bd3113e3cb7.exe -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1972 49c80764723bcde2ef341bd3113e3cb7.exe 2100 49c80764723bcde2ef341bd3113e3cb7.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 1972 wrote to memory of 2100 1972 49c80764723bcde2ef341bd3113e3cb7.exe 28 PID 1972 wrote to memory of 2100 1972 49c80764723bcde2ef341bd3113e3cb7.exe 28 PID 1972 wrote to memory of 2100 1972 49c80764723bcde2ef341bd3113e3cb7.exe 28 PID 1972 wrote to memory of 2100 1972 49c80764723bcde2ef341bd3113e3cb7.exe 28 PID 2100 wrote to memory of 2756 2100 49c80764723bcde2ef341bd3113e3cb7.exe 29 PID 2100 wrote to memory of 2756 2100 49c80764723bcde2ef341bd3113e3cb7.exe 29 PID 2100 wrote to memory of 2756 2100 49c80764723bcde2ef341bd3113e3cb7.exe 29 PID 2100 wrote to memory of 2756 2100 49c80764723bcde2ef341bd3113e3cb7.exe 29 PID 2100 wrote to memory of 2980 2100 49c80764723bcde2ef341bd3113e3cb7.exe 33 PID 2100 wrote to memory of 2980 2100 49c80764723bcde2ef341bd3113e3cb7.exe 33 PID 2100 wrote to memory of 2980 2100 49c80764723bcde2ef341bd3113e3cb7.exe 33 PID 2100 wrote to memory of 2980 2100 49c80764723bcde2ef341bd3113e3cb7.exe 33 PID 2980 wrote to memory of 2268 2980 cmd.exe 32 PID 2980 wrote to memory of 2268 2980 cmd.exe 32 PID 2980 wrote to memory of 2268 2980 cmd.exe 32 PID 2980 wrote to memory of 2268 2980 cmd.exe 32
Processes
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C:\Users\Admin\AppData\Local\Temp\49c80764723bcde2ef341bd3113e3cb7.exe"C:\Users\Admin\AppData\Local\Temp\49c80764723bcde2ef341bd3113e3cb7.exe"1⤵
- Loads dropped DLL
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1972 -
C:\Users\Admin\AppData\Local\Temp\49c80764723bcde2ef341bd3113e3cb7.exeC:\Users\Admin\AppData\Local\Temp\49c80764723bcde2ef341bd3113e3cb7.exe2⤵
- Deletes itself
- Executes dropped EXE
- Modifies system certificate store
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2100 -
C:\Windows\SysWOW64\schtasks.exeschtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\49c80764723bcde2ef341bd3113e3cb7.exe" /TN WAgLRKqP8c0d /F3⤵
- Creates scheduled task(s)
PID:2756
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C:\Windows\SysWOW64\cmd.execmd.exe /c schtasks.exe /Query /XML /TN WAgLRKqP8c0d > C:\Users\Admin\AppData\Local\Temp\iWPFb.xml3⤵
- Suspicious use of WriteProcessMemory
PID:2980
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C:\Windows\SysWOW64\schtasks.exeschtasks.exe /Query /XML /TN WAgLRKqP8c0d1⤵PID:2268
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD50edd5be18425c4da4f9ddd7c2e2b0d48
SHA1af66591f5067fafb0f1fd52414156cc0565d11a9
SHA2567ce670466b18f4c84506f8d8a031100db554eeac102779de974e706881573856
SHA512255c67a83266524c3befb15217aedc2ce6f01f433352e86ad3d9d6a587b63c3027c62e7b0c316bb9b890a95e1c0b54f2d3a9c7d14b976ec97aa0f62331c21b1c
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Filesize
1KB
MD58d360ca6e900e8e65fb0077708ab0fc4
SHA1360bc7b64f02cead634b08a1e1f5c6d97a5bd39b
SHA256f46729fbec018f0dafe0a2008aa90f63de5f50af42d5649ee99651039dd608c4
SHA512d0a29f4fe327fd9ee55968252049d414646d8817b4dd346cea4ad90f628a1c2fb1cfe6d60aaf132c9e3141d863c634401626b2be90dac973b6568dcbcc8cbfe0
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Filesize
17KB
MD573cc14b989045a58b0e2f575c573f9c0
SHA116d5aec4f7235407393565263284d9f61f119b38
SHA256143b85ddc7e1dae7dce21306cee5134289125753b4b4cec8a72d33cdff281f88
SHA512227de7dc54b55bb2ef3a8528248524f231735ad03d1d5b39e4c4fb42d46384c1257cf9897c13e4bf0262d7b0120fca6cbb33376740993169696e7fc0a170ad3b