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Analysis
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max time kernel
293s -
max time network
299s -
platform
windows10-1703_x64 -
resource
win10-20231220-ja -
resource tags
arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows -
submitted
14/02/2024, 10:07
Behavioral task
behavioral1
Sample
batexe.exe
Resource
win10-20231220-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 2136 b2e.exe 4432 cpuminer-sse2.exe -
Loads dropped DLL 5 IoCs
pid Process 4432 cpuminer-sse2.exe 4432 cpuminer-sse2.exe 4432 cpuminer-sse2.exe 4432 cpuminer-sse2.exe 4432 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/220-4-0x0000000000400000-0x000000000393A000-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 220 wrote to memory of 2136 220 batexe.exe 75 PID 220 wrote to memory of 2136 220 batexe.exe 75 PID 220 wrote to memory of 2136 220 batexe.exe 75 PID 2136 wrote to memory of 4724 2136 b2e.exe 76 PID 2136 wrote to memory of 4724 2136 b2e.exe 76 PID 2136 wrote to memory of 4724 2136 b2e.exe 76 PID 4724 wrote to memory of 4432 4724 cmd.exe 79 PID 4724 wrote to memory of 4432 4724 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:220 -
C:\Users\Admin\AppData\Local\Temp\98A6.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\98A6.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\98A6.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:2136 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9B17.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:4724 -
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:4432
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
10.2MB
MD56d00f6e382797fe517785aff9d7ed0a9
SHA1e425273a1980304d7930211b20199b1ae174e931
SHA2563dc7debb6f5fe970fef4ce4b20b22cc4c59128224d1903725a59eebd4b4e3488
SHA512bee7dc3f067dafab0a91de4402b80648d5dddff20cc119417476b12cceabff6168de7661b4528b06997b9880784aa740dfbf76d90dc3702feeda4cf10fda3faf
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Filesize
11.4MB
MD5c0bfb54fda3a07b1b9cec91a9aee1195
SHA15d036120a965d946b386e7396456a5f40795a9a4
SHA256f2ac6bc4a217461393927d7df0b46c0d957133de2556d06996eea3d78d13e9dd
SHA5124430dd2285e79ba0071db51e90aa5540f8f5d83fe77068a16abfe540dc467c258fd44f3d15e97fefea4675c8115c57a438eec5b4caf774b5a7854364b039fed1
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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
1.2MB
MD57cf672bee2afba2dcd0c031ff985958e
SHA16b82a205db080ffdcb4a4470fce85a14413f3217
SHA256c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05
SHA5123e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5
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Filesize
5.6MB
MD586e1333e13be471d179a48d5efe1770c
SHA11b092b8ae138ffebbad46e5002ffee320387e1ed
SHA256c2fa78853577459b7d3ebe5d5f70e23d91ef22f5e1f0fea4491902d6372b3700
SHA51263ee2638caf934b1da9ca61b50e0d023c25cf98a4288b03425c46b5b2d9a7e5b3e34cd981f4e55d92bb356ded56c9d42f678bc0f837f965c3e099804fd512e7a
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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
6.5MB
MD56a98541edb001b4ad605ed783017752e
SHA18a7a0d4cf1cbead950af635b2737d056a6cf75b6
SHA2560611edbbf3d6a8d86f1f117f402411a7322394ebd0eefc9de1d2eb541a7effc9
SHA5122cb0a289b6cb5ccf26e94fc4ad5d178115f618e10549bc479a82c982e17f82e537d868c29e0e8f69944e3931d5aa01e610c6955084200a54e1bd5821f26eff18
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Filesize
6.7MB
MD5048c76b40738ca490ff30e1d516dedbd
SHA1bf69c651b1505f9b00aeaa72a8ec614de7fd24db
SHA256492c1a2d8c591b8989b448d155cb68f41ac9b8df2be6043aefe1a2667b36fecd
SHA51211085d7547406b889510eb34f7e77f4941fc8715a5ef8a89dd5e88c1d336357b33b6637dc80ad9a22965e9bccd89cbe087827d37e6d0ab644b3b0a573669aa63