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Analysis
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max time kernel
293s -
max time network
300s -
platform
windows10-1703_x64 -
resource
win10-20240214-ja -
resource tags
arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows -
submitted
19/02/2024, 13:51
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 2944 b2e.exe 512 cpuminer-sse2.exe -
Loads dropped DLL 5 IoCs
pid Process 512 cpuminer-sse2.exe 512 cpuminer-sse2.exe 512 cpuminer-sse2.exe 512 cpuminer-sse2.exe 512 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/4728-5-0x0000000000400000-0x000000000393A000-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 4728 wrote to memory of 2944 4728 batexe.exe 75 PID 4728 wrote to memory of 2944 4728 batexe.exe 75 PID 4728 wrote to memory of 2944 4728 batexe.exe 75 PID 2944 wrote to memory of 4628 2944 b2e.exe 77 PID 2944 wrote to memory of 4628 2944 b2e.exe 77 PID 2944 wrote to memory of 4628 2944 b2e.exe 77 PID 4628 wrote to memory of 512 4628 cmd.exe 79 PID 4628 wrote to memory of 512 4628 cmd.exe 79
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:4728 -
C:\Users\Admin\AppData\Local\Temp\A18F.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\A18F.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A18F.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:2944 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A345.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:4628 -
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:512
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
896KB
MD51f22d8bf5f6c3dda3e880ea1ba0417d4
SHA12a8dbf2319999a894714bdea650eb5be32c64c19
SHA256afb7da96abe31529f462178372c48627a7e681e3c18cd2196aec8beee07f5b96
SHA512217b89f6a74039807c135539482b1a769d715190f7756e2b0162a33da3d8ada909b80ca3fc1596e542f163f6a45726282997f4e52a36c352cc89b9e58c1e6e05
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Filesize
1.0MB
MD5692f0588e3d1882d0bc1a2a10173ccd6
SHA1fbd7a444fec05e6057b79a8e3db0ca0e83b52cf9
SHA2564303a4d33f2351beaecd652351f74c9ca73591616015e3e1b6a4c2dc336b46bb
SHA512f5b0b64711d0db4e6ceacf08ed9ec646d053c5aed40828e474a014b1f70c59aa517f979e191537577b824a9b0c47de415b6c09115e873819a79b409fe5ba3e93
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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
6.0MB
MD5c265f978bc75f5290c216fb60ecc32a3
SHA1bea67ab1a2c16573d0de3f587de10d2a25877193
SHA256c34440a94573818c878e766a6cd5f7eba8e3c6788bad3ac37389f9de91a7bc3a
SHA512ab8f9ee0952fcf77e944e1f6f6ba46bb1003e91e57b0bf1b6a5988a977396d8b666c97c78d504cf00caca3ac856c243c9f8bc9600d62cf3642c71cbb59fc258e
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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
5.4MB
MD5b69b2b567106989129ddd1f281a2dbfc
SHA1f920cdbab8e8093c517e2fe6f927532e18f4f230
SHA2567cb5d6cab0fa416105b593d2b5a12d9f87fbd74ee6ab856b7771060dddcfe0cc
SHA5129757224357a416619e6f265b7d470794aa4da7a0c33d0bd2809a9288dd629258357b3c799fcc2663a08bfcb254e00233b9c8d36f0c3188e95a1ffa1ee1334578
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Filesize
8.5MB
MD58b672271bedd3ce0c0481bd60e535e95
SHA1b6d8191e2a18a9104b92d3cb4c9130a75afb56a7
SHA256a3db20d766a1241595a47f877fefdb767fa577c97f7098443c958d90a09afe91
SHA512289883e7d0d97f1743440d77a8185a5ee720d7845c252163dddae724232f58fca2ccf2ff9f08173de7e69a6367087b181d7759a4046af4f636bd921c69d8303c
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770