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Analysis
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max time kernel
292s -
max time network
304s -
platform
windows10-1703_x64 -
resource
win10-20240214-ja -
resource tags
arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows -
submitted
17/02/2024, 07:18
Behavioral task
behavioral1
Sample
batexe.exe
Resource
win10-20240214-ja
Behavioral task
behavioral2
Sample
batexe.exe
Resource
win10v2004-20231215-ja
General
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Target
batexe.exe
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Size
9.4MB
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MD5
cdc9eacffc6d2bf43153815043064427
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SHA1
d05101f265f6ea87e18793ab0071f5c99edf363f
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SHA256
73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
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SHA512
fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
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SSDEEP
196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2984 b2e.exe 4340 cpuminer-sse2.exe -
Loads dropped DLL 5 IoCs
pid Process 4340 cpuminer-sse2.exe 4340 cpuminer-sse2.exe 4340 cpuminer-sse2.exe 4340 cpuminer-sse2.exe 4340 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/4612-5-0x0000000000400000-0x000000000393A000-memory.dmp upx -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 4612 wrote to memory of 2984 4612 batexe.exe 74 PID 4612 wrote to memory of 2984 4612 batexe.exe 74 PID 4612 wrote to memory of 2984 4612 batexe.exe 74 PID 2984 wrote to memory of 4744 2984 b2e.exe 75 PID 2984 wrote to memory of 4744 2984 b2e.exe 75 PID 2984 wrote to memory of 4744 2984 b2e.exe 75 PID 4744 wrote to memory of 4340 4744 cmd.exe 78 PID 4744 wrote to memory of 4340 4744 cmd.exe 78
Processes
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C:\Users\Admin\AppData\Local\Temp\batexe.exe"C:\Users\Admin\AppData\Local\Temp\batexe.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:4612 -
C:\Users\Admin\AppData\Local\Temp\C7A5.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\C7A5.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C7A5.tmp\b2e.exe C:\Users\Admin\AppData\Local\Temp "C:\Users\Admin\AppData\Local\Temp\batexe.exe"2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CBCC.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:4744 -
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.execpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 34⤵
- Executes dropped EXE
- Loads dropped DLL
PID:4340
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
5.2MB
MD513015dfa459e1048325f8581f5d46054
SHA16f6984c9d862d72be22acfca329d88e5544ff4ba
SHA2565ba4ce2c5f0c79c07e41fbeb186521335ae060de242c49ce54feb64ff973a696
SHA51246ef05875d1a71097f80d15a5f4db2e9d1447b5505265eca3c17972fd6974afd15387b045856a26f799fd7d2009ae250a11083fcda1ff864fd2fdc1be5002695
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Filesize
5.2MB
MD5dedee114e3473b64de6db693ece91e45
SHA11f9a87dd60f381d4a1b29e5c72fa32cb94983d59
SHA25653eb085784caee91f9f94edabb0f0418882b8a3969b635e5c92537826ed3b4c7
SHA512d3a12ec71c6e214839aafe6b94ca4ec2ffe429f1ada3f9516f65ba735fb76bbd7e30140f567429a66d53eeb25fa777c6928441b22a2aa7ea5ed21f57b9ea197e
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Filesize
136B
MD58ea7ac72a10251ecfb42ef4a88bd330a
SHA1c30f6af73a42c0cc89bd20fe95f9159d6f0756c5
SHA25665e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9
SHA512a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0
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Filesize
2.3MB
MD54c04147c386ba8792ac6a03069572a8a
SHA1dda67789fc1d0f2469ca95f01a5c81034853ca6a
SHA256c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd
SHA512a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db
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Filesize
836KB
MD5aeab40ed9a8e627ea7cefc1f5cf9bf7a
SHA15e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8
SHA256218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9
SHA512c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8
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Filesize
1.2MB
MD57cf672bee2afba2dcd0c031ff985958e
SHA16b82a205db080ffdcb4a4470fce85a14413f3217
SHA256c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05
SHA5123e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5
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Filesize
7.5MB
MD5340a6cdbfd87b0a3804d32b1bcd6d62a
SHA129993eb6761f0bf115018ff77c796edf0dfae61c
SHA25614599d6c789999b3812fdc8f5accdb2e2b83a389f56a6f38a133465a789a1725
SHA5129c37d491b57125067bf44f3b39649079b4be7a3d54ea7c3b9a859c29fc4b62b58aa934ca65f2992af86fa9cbbd70a615a1d9c0a5b16978fecdd89d28e2c3baf8
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Filesize
10.2MB
MD551b12836ebf344d9d2f9dfb8b5d4800e
SHA1c0f6ecd5e36793ae1816b338a766c0fc74296d99
SHA2560a2ea7e0bae1347a84b089ab6e424bf4b78d36aff357732904f38bbd1b9fa10e
SHA5127a634cd4a1f9502d58eeca05a01371e793036181d14d29308892b9ff73d5363101bd5cf8bc7ebe8cf2634c01cc56f4fcdae3543627c677803c40540fe12e3405
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Filesize
9.2MB
MD576fc8fb0256a353b3baefadc2e85a37e
SHA18b98e40bc55861931b9dd6107e7b56d095910591
SHA25637537cd9e7f98540923f36e870afeb4aaa6a78e2e472a5c74fd5223f19090303
SHA512b33e7c4692e8467df86d79c9f84ba420e98f20232e2b7ecde3a8977e2f3ae89e4dede5319962debc901a3043c04f1869fc067ca8db1ca745c3e2546a52033332
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770