Analysis
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max time kernel
300s -
max time network
310s -
platform
windows10-1703_x64 -
resource
win10-20240221-ja -
resource tags
arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows -
submitted
22/02/2024, 04:12
Behavioral task
behavioral1
Sample
batexe.exe
Resource
win10-20240221-ja
Behavioral task
behavioral2
Sample
batexe.exe
Resource
win10v2004-20240221-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 1400 b2e.exe 3572 cpuminer-sse2.exe -
Loads dropped DLL 5 IoCs
pid Process 3572 cpuminer-sse2.exe 3572 cpuminer-sse2.exe 3572 cpuminer-sse2.exe 3572 cpuminer-sse2.exe 3572 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/2496-6-0x0000000000400000-0x000000000393A000-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 2496 wrote to memory of 1400 2496 batexe.exe 73 PID 2496 wrote to memory of 1400 2496 batexe.exe 73 PID 2496 wrote to memory of 1400 2496 batexe.exe 73 PID 1400 wrote to memory of 3872 1400 b2e.exe 74 PID 1400 wrote to memory of 3872 1400 b2e.exe 74 PID 1400 wrote to memory of 3872 1400 b2e.exe 74 PID 3872 wrote to memory of 3572 3872 cmd.exe 77 PID 3872 wrote to memory of 3572 3872 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:2496 -
C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\CFE3.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CFE3.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:1400 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D3EA.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:3872 -
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:3572
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
2.1MB
MD5c65046109eeacc05c12e1d2d47bbcdce
SHA1f684b885a159684fdc5f276d2e97f1f62e656147
SHA2563de769cb77e6c4e7be2f7c2683b6e3a7f58f7cd8261f25cd14c868163a5f82fc
SHA512a0bd72ec5132d11f00120b161c4df1aa93f734dcf9d9b9bb1eda51f96a74a69276aaec7e8cf1fcb762362e887569ad4cb2dbd40aaf541141dfb1ffb7eb51d2dd
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Filesize
4.2MB
MD5ce995c4734a15155d4eb49152ca9ce45
SHA17b9ea319205ebfbec73d1d4586be3b3e2535d659
SHA256fdf02bd4724028e27f73fbceb2a3b2449d7205f053b512b47971129f26181956
SHA5126af2095a1c449031a922cc2a2658abe50c1655b8530aa2b5ef5c09d53812249c6b5e280b32d2a50e2386b6f51d7a5817e62ff8b15f9c6c3f2ab58c9b2e3c9b88
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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
836KB
MD5aeab40ed9a8e627ea7cefc1f5cf9bf7a
SHA15e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8
SHA256218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9
SHA512c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8
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Filesize
7.2MB
MD51b530df46cefc5af7f2abe1c2467eac2
SHA15faa2344fbe3e402e4addbcc435812add424ad39
SHA2569ca7159f27c0ed5fd018fc5410da8a01eedf4b7edb317739cf42866bb6eb62c5
SHA512a51d67379b23090bb075a1b1830031068ffa86c299960fb7aa0f2005165ff29a2f463ce01f69405d3c9062e56faeb9403e0bfed6a8c73debbc07e700b37d5147
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Filesize
1.2MB
MD57cf672bee2afba2dcd0c031ff985958e
SHA16b82a205db080ffdcb4a4470fce85a14413f3217
SHA256c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05
SHA5123e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5
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Filesize
9.8MB
MD5e74e6c1d72897c19a8673671634cf75e
SHA102d21d70415884f416e9f3cb5345791942a7ce6e
SHA256c04db7cf833824d1833d5ba42c6e65fbeebb1465c1315f0c524cbf87e50542fa
SHA512022b6693a33c9d332d19a280b9268df233f10d93bf95892a109bc46d50e2da60f823f1272078f43c4d0aa054f21999a0b17f117f3cc414301b89f87db06da296
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770