Analysis
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max time kernel
292s -
max time network
303s -
platform
windows10-1703_x64 -
resource
win10-20240221-ja -
resource tags
arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows -
submitted
23-02-2024 22:41
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 4772 b2e.exe 4200 cpuminer-sse2.exe -
Loads dropped DLL 6 IoCs
pid Process 4200 cpuminer-sse2.exe 4200 cpuminer-sse2.exe 4200 cpuminer-sse2.exe 4200 cpuminer-sse2.exe 4200 cpuminer-sse2.exe 4200 cpuminer-sse2.exe -
resource yara_rule behavioral1/memory/1332-4-0x0000000000400000-0x000000000393A000-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 1332 wrote to memory of 4772 1332 batexe.exe 74 PID 1332 wrote to memory of 4772 1332 batexe.exe 74 PID 1332 wrote to memory of 4772 1332 batexe.exe 74 PID 4772 wrote to memory of 664 4772 b2e.exe 75 PID 4772 wrote to memory of 664 4772 b2e.exe 75 PID 4772 wrote to memory of 664 4772 b2e.exe 75 PID 664 wrote to memory of 4200 664 cmd.exe 78 PID 664 wrote to memory of 4200 664 cmd.exe 78
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:1332 -
C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe"C:\Users\Admin\AppData\Local\Temp\AE03.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\AE03.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:4772 -
C:\Windows\SysWOW64\cmd.exeC:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B2F4.tmp\batchfile.bat" "3⤵
- Suspicious use of WriteProcessMemory
PID:664 -
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:4200
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.6MB
MD54b3e3a3f84660472fb9714cd8feaba1b
SHA18561afb6ae0a1ab8a4d8364928811b66fcaf9da9
SHA256006513b9e4310066d4cb66a1ea11b6619c10e428f5a1ccc39eab92e1d487f442
SHA512a4ccf4de38da8d27dd065ef09b81a4bca708188c6102211faaa186ddd8f68b87381611da54cb6098758733c799e2a3450cb5cae66b58c29a4264d93f93a1edc2
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Filesize
136B
MD58ea7ac72a10251ecfb42ef4a88bd330a
SHA1c30f6af73a42c0cc89bd20fe95f9159d6f0756c5
SHA25665e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9
SHA512a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0
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Filesize
2.2MB
MD59329fca0baee8b13df35097804674548
SHA13227b7f7fb80c5122c852ce09c7ee6d933fdb7be
SHA2563c599bbce1deb354309f4ed8ca846616face46d99e1e79944aea58f72ac94d1f
SHA512ae043be9fc9ecfb9d28c5f63f7cf952a0b0a3dc2e7fefd278a071cdde609058dcbbbb94d6e47e7013d200fe44c792e3081a796e4e7d6e52c04e48e58b03343ef
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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
1.2MB
MD57cf672bee2afba2dcd0c031ff985958e
SHA16b82a205db080ffdcb4a4470fce85a14413f3217
SHA256c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05
SHA5123e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5
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Filesize
2.1MB
MD535d4a2b508189bf6d5a295abdaf4f4d3
SHA14b5d11edbec4f6f8a6a24e8ff490030cc7cdb642
SHA256b711ee596f725d44e18faa98c84ca1a61b900b239f333fa20fb087b2e75df8c3
SHA5128a92e0e830809e6e932ce2a314cf6b23ee14265c1b902204e84909b87232232a7a1f4120c1396029abeeaed88300e790bf7e73036fbb0d87d1a69e4fd4798087
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Filesize
2.8MB
MD5c89eccb172245572e12e1ef31352c451
SHA196b44d49114268c567b7a9682327d27a0f0aa80d
SHA2567891f06b27f93b1ee548c045eaa07511bc74c292cc4c6d5275dc66523730bf33
SHA51219fee3424df1abc582f55c4785e5175bb0bd1375e235aefedbfbe30be07d2642937b09abec4f06802c28e248e1052b58453695baf29d26efa3e0a81848e8e0c1
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Filesize
606KB
MD5585efec1bc1d4d916a4402c9875dff75
SHA1d209613666ccac9d0ddab29a3bc59aa00a0968fa
SHA2562f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232
SHA512b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770