Analysis
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max time kernel
294s -
max time network
305s -
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, 09:46
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 4732 b2e.exe 408 cpuminer-sse2.exe -
Loads dropped DLL 5 IoCs
pid Process 408 cpuminer-sse2.exe 408 cpuminer-sse2.exe 408 cpuminer-sse2.exe 408 cpuminer-sse2.exe 408 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/4396-5-0x0000000000400000-0x000000000393A000-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 4396 wrote to memory of 4732 4396 batexe.exe 73 PID 4396 wrote to memory of 4732 4396 batexe.exe 73 PID 4396 wrote to memory of 4732 4396 batexe.exe 73 PID 4732 wrote to memory of 4500 4732 b2e.exe 74 PID 4732 wrote to memory of 4500 4732 b2e.exe 74 PID 4732 wrote to memory of 4500 4732 b2e.exe 74 PID 4500 wrote to memory of 408 4500 cmd.exe 77 PID 4500 wrote to memory of 408 4500 cmd.exe 77
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:4396 -
C:\Users\Admin\AppData\Local\Temp\C796.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\C796.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C796.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:4732 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CC97.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:4500 -
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:408
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
704KB
MD52bb8bf63c7d7958f71f9307c8635131f
SHA12362f18b011bd1e60fa078052821edefa33b8e08
SHA25685151a35fd2a7ef587918c4702b2adbe0c3e7eed43bc8564a662ed03a6f3ce79
SHA51259eba9edea2b2af76f261db76b15912b20070d75db7cf498d55a1bc13f11692d016c9a70ed447a784c874f6d11582112312f3d058443606eb4b6de349a4857ec
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Filesize
11.2MB
MD55b78002a8e5c68ae9e9140f29a174fbe
SHA14b88c95d497d47cb24b230d9b4b3f9a1588a7aa7
SHA256c4292828abe10d566080e086fe349082c5c16e146f284d2f74b09310ea540ec2
SHA512dbd8740edfe8f41c551758fec020b9bc450df0cea7ce2ee9b74dc51252b8e2484998640ba8d234988384c36950e69298c55d4e6cb6f670dff0a625a821980231
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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
11.2MB
MD58039f2e8bf627b37555fd4b76645dcb2
SHA18fc4fe1436aa622081b744bcaa1d949417d50e5f
SHA25620b9320c3b7ff19bb7d497ff7a189ff81a752cc84e7609dfe1a402633ada3b73
SHA512197cff4f2fa0ef124f14b199346f6cba72d07db06fc8942344b9ee6888bef749762efe735d134eb71ebf0e8c3400190b24d0dee2ff677bec1f86530bcbc1a18e
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770
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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
6.8MB
MD566fcf40e86654f41cad36f479a6844e3
SHA167c105d7cc6234acb7827a146004574bc172f796
SHA25688fce32ee91efaa9368b398581dc3a7138a878c6a105a1377c2ebf70d2cbe9dd
SHA512ab3d52c322c1ab2eb041b28b8ad55f0a7884bee7c2312510754ce164beacd6a979e1842498abe4afabb50ea8369df9f7023f08ffd86bbdd1bb9eb963293e193a
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Filesize
12.4MB
MD5d5ce6e836580dd4514fb3a9ed08ba01e
SHA1ab52e943d2935ed5626807581623f07c2a8cf834
SHA2565391c32e4f6b866d8b9b0da3176c4bc063ee3e1b14704e5667a609871c464b16
SHA5126cd14daa489f58070bb5bd1e92f8e9970ef1a58aff244af32589d9cb2ef0eb51364e18042dcca624e686afaf09a1d30a963d85d1531c7af8441f87f2375a55f9