73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
300s
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, 20:18

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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
2480	b2e.exe
2320	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2320	cpuminer-sse2.exe
2320	cpuminer-sse2.exe
2320	cpuminer-sse2.exe
2320	cpuminer-sse2.exe
2320	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3524-4-0x0000000000400000-0x000000000393A000-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 3524 wrote to memory of 2480	3524	batexe.exe	75
PID 3524 wrote to memory of 2480	3524	batexe.exe	75
PID 3524 wrote to memory of 2480	3524	batexe.exe	75
PID 2480 wrote to memory of 3708	2480	b2e.exe	76
PID 2480 wrote to memory of 3708	2480	b2e.exe	76
PID 2480 wrote to memory of 3708	2480	b2e.exe	76
PID 3708 wrote to memory of 2320	3708	cmd.exe	79
PID 3708 wrote to memory of 2320	3708	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3524
- C:\Users\Admin\AppData\Local\Temp\736B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\736B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\736B.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:2480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\753F.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3708
  - - 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:2320

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\736B.tmp\b2e.exe

Filesize
7.0MB

MD5
c428822a523e883bcb6934c5fda36646

SHA1
92929d77d05345b6f12fcd2fb3c5d852a292e59c

SHA256
77fcf0e17168b7b3a3eab0518fbbb11d239ab3c2fdb02aabfe35078502991fed

SHA512
a278b7227c3172dffdb65cf19911b8f6a9e607568306d2682a6e49debc46148d3aa6ffd902d8d2c8a29195246c4c34a6eb34dcc4f7f59f770d80086a6de41b9d

Download Submit
C:\Users\Admin\AppData\Local\Temp\736B.tmp\b2e.exe

Filesize
7.9MB

MD5
cb8922d1dde8c9891ac8666b53fd4423

SHA1
7e3688a5c3f37bd6df67e41a6f1fa64adf366d5c

SHA256
3fa1175a8f0e08600a4c1f9a8572a1293e3b76f5792798f88ca62bfbaf1a7a18

SHA512
7b9922fda5ae902c1dabd0e8af3516bbb99d97c648cec78323fa31367ec1db3a12d9b23b136c2212b5c65900da946c985697ccb71af23efef72d9218758626b1

Download Submit
C:\Users\Admin\AppData\Local\Temp\753F.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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

Filesize
2.2MB

MD5
7b57f359f655d4bc53a5ee9a7f0ff8d2

SHA1
12dda61d9f21cafeb322f5a3a916c57b22bd4067

SHA256
251708525cabdda718083990ce1eae4520dfe83f09250bff4cec6e20df22ffcc

SHA512
f45878872a62973aadcc1b390ed35de1851c73aa0dee714e823fbb3f0e8a387cd6b519348ccab4ce5f107e211417cef6fc7940d92901633fd05f31498898d4d7

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

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
2.8MB

MD5
d02a02906b36d33aac582e48fa829062

SHA1
ac0a767816f69a9ee58cfa6496c286c7bfe31929

SHA256
2b9bba05543e735df03bed237b2f71f9b1c1b9503a427cf5cb8c8f980cc0af44

SHA512
97d5532cc419eb662d1cd6a3bbc397387f9328c463dcbf6f55caeb5abb733c8566262fb8145243ecee4a5e3c8b857c1ee523ec6dc212238a347e4af37d69218a

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

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

Filesize
2.9MB

MD5
4ec42c60c54919aed7d8bffeb2aa7709

SHA1
f5110ecadc3e90a0ab9c9a80be75cb33ed81d30f

SHA256
3c22eeeee90b7caa5c617fbf4f3f2ba4e3c816e173fbcfd0898c44ce4f73ab9e

SHA512
53ee6fb4fe97bef3dcfd45d2fc0b5c59e3690e0987ff0e7c646c9967a284526e4f636dbab9935a069c9b0d0da35ef782595edc6a50abeafbe6d74e197fd611be

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

Filesize
2.5MB

MD5
4c76cbb6b011daec813c21f3a391f8eb

SHA1
32bc8065c7b681c08f4f7c76de3a9eb6d327fcff

SHA256
9e2a99cee432db4af9e03ed8fb8a9fee78d91765c86b63eee1c54b8992d5d58e

SHA512
10d6898b285396e7de2f70eac20ff2fed3fd53eeb6b11d0802275c7c2c74fd16a1a78e784420c8ecf5427c031ac8f912cfb3ab2f8fd3fac09e7e21d7168684d9

Download Submit
memory/2320-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2320-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2320-43-0x000000005AE90000-0x000000005AF28000-memory.dmp

Filesize
608KB

Download
memory/2320-44-0x0000000001010000-0x00000000028C5000-memory.dmp

Filesize
24.7MB

Download
memory/2320-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2320-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2480-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3524-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download