73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
300s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19-02-2024 15:17

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General

Target

batexe.exe
Size

9.4MB
MD5

cdc9eacffc6d2bf43153815043064427
SHA1

d05101f265f6ea87e18793ab0071f5c99edf363f
SHA256

73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72
SHA512

fc6945957e160bf7059c936c329aae438e6c1521e5e43a8434f58058230d89e818eb6ff80331a4b952dbb600b8cc134ecba54e5641bf549723c98f85e993fde6
SSDEEP

196608:ERAefrn9wcsTRAJgwusnWpV3h9XxSeEGaT+TKkGzySdUkI56kBIyky:E5Tn9YVwdnWLXxkvLlzkuv

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
228	b2e.exe
4944	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4944	cpuminer-sse2.exe
4944	cpuminer-sse2.exe
4944	cpuminer-sse2.exe
4944	cpuminer-sse2.exe
4944	cpuminer-sse2.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/4608-4-0x0000000000400000-0x000000000393A000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 4608 wrote to memory of 228	4608	batexe.exe	74
PID 4608 wrote to memory of 228	4608	batexe.exe	74
PID 4608 wrote to memory of 228	4608	batexe.exe	74
PID 228 wrote to memory of 4620	228	b2e.exe	75
PID 228 wrote to memory of 4620	228	b2e.exe	75
PID 228 wrote to memory of 4620	228	b2e.exe	75
PID 4620 wrote to memory of 4944	4620	cmd.exe	78
PID 4620 wrote to memory of 4944	4620	cmd.exe	78

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4608
- C:\Users\Admin\AppData\Local\Temp\8DD8.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\8DD8.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\8DD8.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:228
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\8FBD.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4620
  - - C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe
      cpuminer-sse2.exe -a yespower -o stratum+tcp://yespower.sea.mine.zpool.ca:6234 --userpass=DJXKcu8iouhRppneQL9XbYQ9ovs87y4cYZ:c=doge -t 3
      4⤵
      Executes dropped EXE
      Loads dropped DLL
      PID:4944

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\8DD8.tmp\b2e.exe

Filesize
2.4MB

MD5
47bec1bf04514b0cda5b68cae5b15471

SHA1
3c610b1a0cad80f7a77f848077d81bb50a160e12

SHA256
2f813ca0ced084c002a56d88fcffd6e86a953913de05370cfca4d369da0dec5b

SHA512
8eab1087bbaf9c94dc86c8849badfb1a877f26125d6811a5544617bf9fc3561e42f98bedf509d687927704e90397b99775ec0d0a05685a67510a344e80778c0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\8DD8.tmp\b2e.exe

Filesize
2.0MB

MD5
68ddecccf8b9ca0853477d25377b6dd6

SHA1
c2e5ed1ae1ff21149936ab2da58b2c89fc6c07ec

SHA256
7611ab23677c91ee7e5096faa6a0f4e71e319c889ee6ace0b620d2ae3faa8517

SHA512
8c9b5d5407304f9a85f4a51bdf365e7cee81cf3f9da8305a5ba4bf562419564eda61f0a8efc3cf80e5ee6d66babf683988915fd98cbe31abaf1900d19ff85bd4

Download Submit
C:\Users\Admin\AppData\Local\Temp\8FBD.tmp\batchfile.bat

Filesize
136B

MD5
8ea7ac72a10251ecfb42ef4a88bd330a

SHA1
c30f6af73a42c0cc89bd20fe95f9159d6f0756c5

SHA256
65e2674fc9b921a76deaf3740603359794c04e059e8937ab36eb931d65f40ec9

SHA512
a908979d588625aa24eb81238d07d88a56be5388e1265ebd2fe09889ed807aa9a4af77107e72a843c31acadbe06db0d7f6f6a3c95fb481a71e549e8eb74c2ff0

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
776KB

MD5
19a1ded16262950c508467433b3c84c5

SHA1
ccf8dc506dc18b7be787f55698c09fce2c83fc0b

SHA256
194971097e18a94bea435aba2dd6b376905c97d1504efa68badc1ceb6ea2dc68

SHA512
4632bc34833fc83afdfcfbf79dc7d53f216f1acbae8e52f14c6ec1e8f736f418a1540964815dbbdc8b1e67df3258b25e743be6f5e8530eac1c1548ec920ef34e

Download Submit
C:\Users\Admin\AppData\Local\Temp\cpuminer-sse2.exe

Filesize
1.4MB

MD5
9d73ec283671b9e0b18b55610e4c6e99

SHA1
a662e9ca1b41c6ea66e913072dc506d276569b2d

SHA256
60be8320dd8ed7798194912a0fe321ccf314bac3e609383c322c7a43c8cd2ea8

SHA512
7844ce66b0ee8646d64272690744e6b933155735c00e925193f22fbcb9a1152076ed3ab2e640d98b9e22533c47013fccca777ca55687cb10e1e83aca5016bf89

Download Submit
C:\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
1.1MB

MD5
a6707849e2176305409012e7ecf34e93

SHA1
e8c43e503790a50e8f666abfd05b75bbe83fcb3a

SHA256
ce02afdc5bd123255a5bb01844dc7b2d11b9b0ab4cbe1147fe8063108a834d32

SHA512
5fee4b2541c92bd878f1a1c59f02eb34bf234d07434a7a69f5c75b063cba2d6dab14324b64996408db57a4ac22163893aad264ae67a36f785c8de9c576f8d3c4

Download Submit
C:\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
1.3MB

MD5
4f002517e2ae374f4083ce1673530f78

SHA1
94f244d3a2434cf75cdf9ca30003c5783827758d

SHA256
7fd2e05417013f89937a96fd051cdd0026759ece1aaf568446ac1e3070b0a6b5

SHA512
585dee73ddbb5968c3e881f94176bdaf8e84a9adcc630c85d0022e56e1fc7bd9911643bcdcdb7b5092e2d9b8091726679e4d12a8c351e233118fca41935c32f5

Download Submit
\Users\Admin\AppData\Local\Temp\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

Download Submit
\Users\Admin\AppData\Local\Temp\libgcc_s_seh-1.dll

Filesize
747KB

MD5
e5fc7592f23f70665b52c08869c9a58f

SHA1
da7cce639e33874fde7436adae22783f8e105df2

SHA256
aa4e1c447ac154292ed3eeafb015aa8e591ece87431bbeb1cef86f2296635336

SHA512
3aef84e3df6566828a142db003ab35bd4c509182a21e781d890008cdfb2fa6815559fb3101c953d029e3a623539f8e02794ce099b20d491d5773994d0b7239b7

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
917KB

MD5
303bdb43a7a89897eeccb284eb84160b

SHA1
faf128bd14a763d8c1e9f7844b0bae55925a0e14

SHA256
ea249824cf0785ab9aafa4c106c433fa9457506c1753ad2de43f3a3da9db5458

SHA512
924d84608c35a3abd777a2360ca37d6a5cc04e1bca9f4850b937c7f4f73aeb6a6282a2a5e65e30e8ed90f1cbf3e498f4966e68ae06b31c31a50c0bd332b40ae2

Download Submit
\Users\Admin\AppData\Local\Temp\libstdc++-6.dll

Filesize
761KB

MD5
5061de71c127076a05e0d8c334917664

SHA1
8771c24032b72cc18a517fa096468820ddb511ec

SHA256
6ede14923062d01f2e40837b8a76dfa6b8165613381844f4e150c976ed15c23c

SHA512
2e34937b75975e4e5055b703dbbe37a4007731dd0b32ce69139136ea26b8ea2f2348cb83cfb977b6d59a24da74710a1587a43f6900c6705c34e0d3ca7e78a77c

Download Submit
\Users\Admin\AppData\Local\Temp\libwinpthread-1.dll

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/228-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/228-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4608-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4944-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4944-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4944-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4944-43-0x00000000550B0000-0x0000000055148000-memory.dmp

Filesize
608KB

Download
memory/4944-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4944-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download