73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
302s
platform
windows10-1703_x64
resource
win10-20240221-ja
resource tags

arch:x64arch:x86image:win10-20240221-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
24/02/2024, 04:42

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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
3032	b2e.exe
2900	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2900	cpuminer-sse2.exe
2900	cpuminer-sse2.exe
2900	cpuminer-sse2.exe
2900	cpuminer-sse2.exe
2900	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/324-6-0x0000000000400000-0x000000000393A000-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 324 wrote to memory of 3032	324	batexe.exe	74
PID 324 wrote to memory of 3032	324	batexe.exe	74
PID 324 wrote to memory of 3032	324	batexe.exe	74
PID 3032 wrote to memory of 4892	3032	b2e.exe	75
PID 3032 wrote to memory of 4892	3032	b2e.exe	75
PID 3032 wrote to memory of 4892	3032	b2e.exe	75
PID 4892 wrote to memory of 2900	4892	cmd.exe	78
PID 4892 wrote to memory of 2900	4892	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:324
- C:\Users\Admin\AppData\Local\Temp\7426.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\7426.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\7426.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:3032
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\761A.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4892
  - - 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:2900

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\7426.tmp\b2e.exe

Filesize
3.0MB

MD5
5684013efd6ce68941888759741e145c

SHA1
10e1126ea07c309186c9d6f7db1efdb322befac8

SHA256
e5f29144d32a60e52ab5776210e4ba7adf532c37fa8c44c0667ed4b59f998f58

SHA512
ae48ea33b9a941db870028df29e0c841ff4d246d110492f644fb6a173e85beff11f84d7aa17df43d1fedd953ebe0e9fa0b81d794b6351d1d94edc5aeff87e91d

Download Submit
C:\Users\Admin\AppData\Local\Temp\7426.tmp\b2e.exe

Filesize
3.8MB

MD5
ee4b1ea4ac453d9f76222fb2e794245c

SHA1
0c1c0541f3fca4e28739edb6d67e9484a9b48055

SHA256
a4e3a0fdf09f820434c1e45389459831d3a651efa04af0851bed25cc0c8a9bc6

SHA512
f839bc2e369a594f525e408c4cbbb8185f6ec79060807c983418c4e25e59491d4068cbd1b3bd789870a1d71f20137a919dae4f85a48dd1c4af996dee58cee13b

Download Submit
C:\Users\Admin\AppData\Local\Temp\761A.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
960KB

MD5
5f088febb9167d9fa27631de416c40d9

SHA1
0e7cfc61e5cd1bb82c846c939d71388e2f9d5086

SHA256
869740b99a3d66f9e9decc133d9c3c4a2c14c3e7c62c512248da76f002387fce

SHA512
65e4cd0d550b852f50e426e53ff47bf1419a5cc1aaf07010b10b96f392148525950fd11dd3b1e8acda0916d288414629cde845cdc959ed7092e565ccb8ffa920

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

Filesize
1.6MB

MD5
099ce7f857d3ecf2ac8254d0485a8f37

SHA1
9e7f8005828d62bc7cdf7d530e5e09a87e0ceaec

SHA256
b506456827bcdabb367a26472357d1208594397a0917b614f541c26a02ba3327

SHA512
944c9368d723ddf6666fac1990db13c62b71a934e43ca63803eb7b2c13a57e0fff67df5408ddaf4b4d463c6c16405ef533dd538c344094b3984bac5b779009d7

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

Filesize
860KB

MD5
0575a103943744c7852f29b6552240a0

SHA1
423c7abfd5a164874bf8b570556938c45e9bd775

SHA256
bb0360bf40ff9b08b042df181028b5963d8a90e8e20831ced5695a4ea72d9cb7

SHA512
bbd6871eb31586cdf1ab27f03bb13993d82089e0b85989249bc324eb65459eeda0a1d65bd07c44da19730ebae6b3057486d51c78cd163223b980e6bc17009fc8

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

Filesize
1024KB

MD5
61f1013547dc4ad24f8c5338c41931c3

SHA1
4a9f72fe7e71046ecd3d5af6443f195a6051430b

SHA256
2a65749eaa95c5c90be12d11587a82432933aabd60e8854868bc7168a36150ee

SHA512
6604219c7e5d583e8cc6a1f407e9964ab39791026857d17c9de25d3a4a8bb0272d491c6c019643eeeee8a2bd3451f3e0b75298e043777d44b8f3a161582c9b40

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\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
1.1MB

MD5
119648f3b200fbccc306be4556e4356c

SHA1
01ba41e1352a039e8a26b0c9cc088e519ec7bd54

SHA256
e9e12fac39c48e21d231d5d297ae2a7dc12977226c05730d158c73c3802f8d3f

SHA512
9c0628ca9c8920776c4aa99649daf0ebd0447164e95a0d9ce4ee416dbf3cc9d418c6e611a4c3d414277657aee2ac4b1ed1480cd42f327edf8251fec1950797c4

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

Filesize
824KB

MD5
e9d44d0598fe5e312ad310b183ad74e2

SHA1
91a298b0752f8e730a2b36cd02107e86f0701ebd

SHA256
e29f5b54cddeafc43e0ce66aa0f49ccaed670fc5f9d7ec5cee13e4de4caee570

SHA512
323888785eac637e9a3f0bb7459d4098fcff7ace4c9703e9a43f4120d5a5322cecfd039fb9366e181ab251a28baf5d77e2f541cf073e055e4423aff7e1c258c0

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

Filesize
973KB

MD5
58a856d5ed250bb8f3daec475039f088

SHA1
78c5824da19d84d278178afb23129ac1459f7b25

SHA256
18ddc6f8f42fd28067e1301e4997cc23e160719ed6a8bb183b24ac02ffd4e6fc

SHA512
09e6153ea3f193cc073dbe39b88a374f465d820e35b91f689f7bd8f6348ff3ae5ad9a4692bc0b122aaf231199c7259464848cc62ae2fe3ccd812f2ba3a4067de

Download Submit
memory/324-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2900-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-43-0x00000000596F0000-0x0000000059788000-memory.dmp

Filesize
608KB

Download
memory/2900-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2900-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2900-44-0x0000000000D40000-0x00000000025F5000-memory.dmp

Filesize
24.7MB

Download
memory/2900-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2900-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3032-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3032-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download