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Analysis
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max time kernel
293s -
max time network
306s -
platform
windows10-1703_x64 -
resource
win10-20240214-ja -
resource tags
arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows -
submitted
20/02/2024, 12:13
Behavioral task
behavioral1
Sample
batexe.exe
Resource
win10-20240214-ja
Behavioral task
behavioral2
Sample
batexe.exe
Resource
win10v2004-20240220-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 3612 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/1284-6-0x0000000000400000-0x000000000393A000-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 1284 wrote to memory of 3612 1284 batexe.exe 73 PID 1284 wrote to memory of 3612 1284 batexe.exe 73 PID 1284 wrote to memory of 3612 1284 batexe.exe 73 PID 3612 wrote to memory of 420 3612 b2e.exe 74 PID 3612 wrote to memory of 420 3612 b2e.exe 74 PID 3612 wrote to memory of 420 3612 b2e.exe 74 PID 420 wrote to memory of 408 420 cmd.exe 77 PID 420 wrote to memory of 408 420 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:1284 -
C:\Users\Admin\AppData\Local\Temp\C3AE.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\C3AE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C3AE.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:3612 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C7F3.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:420 -
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
1.2MB
MD57b0f4c1d8506067fce25df5de733bcb7
SHA1053b618c2012c6895e9709696395951acf15c165
SHA256dd9a3eca69a73709146ebc228a433e0fef43ab6c12c2280725d798c7b494216a
SHA51245ca44d04c436082073475b0bec73cdd3df1f0cc670d9a3d5dd77fc2b3b60ef870af5912d27269107222850b07234060eefb2d272b96de1367ff544cac506618
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Filesize
3.2MB
MD535d614acc52ac1f063676559357ef3a0
SHA138bb0f406b81b4c032d7958594010287638ecd96
SHA256397dbf36993a3df62c00ff4c243d4fa121db1cedc849f2463fde7f4b6b8005d0
SHA5120c20d72bef049a19448ff7864f4f57a113dcbaff81dad6c45b4073cddfb9e719f5053242d98d312263a7bec791a002f26c62a24b83fc755a5ee1f47a7f8427fb
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Filesize
136B
MD58ea7ac72a10251ecfb42ef4a88bd330a
SHA1c30f6af73a42c0cc89bd20fe95f9159d6f0756c5
SHA25665e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9
SHA512a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0
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Filesize
1.9MB
MD5668bf7b2faab8ca6838395aff6802899
SHA11306c00ca0f0198bb698807f6a1687a0fe8f6b8f
SHA25640292bc00fc891bc135b5ac37c5c34105b1a2803a026dd90000b6a3263b0d2de
SHA512b0012f8d0687024a1dd4e60efef9a393979a6629494f82a09f36a87eb9bd33216fabdacc50f87eb0b3f881ffdaa83d845f766275ac11865e1a583dd50de61209
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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
5.7MB
MD5f8be214850ceec60dd8470981cdafc04
SHA1bc35e6d8ad9720ecae1de08b0ca14504c6739c87
SHA2564a24b5255ac3111fc539087be133e607fd9e5d3c769748f5e13349d605fa7a1c
SHA51223173caab57ed2e7fd5614f8feb7f695d401ba704dde12fb936ea82bfeb3fbd184eb85a01f74d714fb1e14dc338f3d7c445ce0994d4d51b614fce5503c3d2202
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Filesize
1.2MB
MD57cf672bee2afba2dcd0c031ff985958e
SHA16b82a205db080ffdcb4a4470fce85a14413f3217
SHA256c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05
SHA5123e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5
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Filesize
7.4MB
MD5a278ab7f08f5ac64358de22bf1c44adf
SHA1726e78e0f0db6b2d832d4abdbaa8b71b31a50994
SHA256776a269e11cc3916ce822a24ddd81b5fa5d1fe892c520047b86ce1994fcd8ab7
SHA512aabaaf7819c8d588b29643fc40151cbd4b5e815c52838c44e7208a421fd1e1146f75a8ed68f4168811d141fc5bda9596b2fb34af2da6bf5b799a59887556d3de
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Filesize
6.4MB
MD52a268d17d6422e65ed5977bcd8ad9852
SHA16d0d46aa6799217efd7bbfcd5309d704706a639e
SHA256b8f81b7afa44e9bbd4f710a8a7268921ada69ab029ce83c4f8f7ceea04462d80
SHA512ce0068cf7ec2771151fc0e5220207d40a325207a02577631998895b6e1ec63ae30b6c0a320efac2886fe06e532e5df3959dbecb3ab057502a72430cd225d1d3a
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770