73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
295s
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
22/02/2024, 13:21

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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
2316	b2e.exe
3548	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3548	cpuminer-sse2.exe
3548	cpuminer-sse2.exe
3548	cpuminer-sse2.exe
3548	cpuminer-sse2.exe
3548	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/404-6-0x0000000000400000-0x000000000393A000-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 404 wrote to memory of 2316	404	batexe.exe	71
PID 404 wrote to memory of 2316	404	batexe.exe	71
PID 404 wrote to memory of 2316	404	batexe.exe	71
PID 2316 wrote to memory of 4864	2316	b2e.exe	72
PID 2316 wrote to memory of 4864	2316	b2e.exe	72
PID 2316 wrote to memory of 4864	2316	b2e.exe	72
PID 4864 wrote to memory of 3548	4864	cmd.exe	75
PID 4864 wrote to memory of 3548	4864	cmd.exe	75

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:404
- C:\Users\Admin\AppData\Local\Temp\A2B8.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A2B8.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A2B8.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:2316
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A6CF.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4864
  - - 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:3548

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\A2B8.tmp\b2e.exe

Filesize
233KB

MD5
c84e052add57e95f31e6b93afccd1f6a

SHA1
cec5219da0e3ca899fd50d0b9e6e64c2889dacbf

SHA256
7df6b7125a07ff27423dd23af6ceb092f057bbe7f679bad3fb45ea414d8f45a8

SHA512
ad953407d8f2b813d0b42e139c01aed1cda6c9f617153357eb50427a29cce70ce8adb5b6d2e4d1991a230423692bbdb91e3e7e6904fecbb6951aa4e5f55dc138

Download Submit
C:\Users\Admin\AppData\Local\Temp\A2B8.tmp\b2e.exe

Filesize
960KB

MD5
d15ecf39e70d4d6e278b0da9ff36ba87

SHA1
2139694bf96cc3b6fbfadb8a9c8745b8901bff6a

SHA256
04b2e6191d36dccb7b93c7d207ff16c0702cdec9b64b98206f9ffc7dc7633d54

SHA512
326cdd9b35aa3dbd39d2fd4a22dd78f732d481f05ef6dca085cd086d8ca91502f3be961b44e5c4bbf2ebf947ffc4f1b4d4703593951fce22acaa418a77741434

Download Submit
C:\Users\Admin\AppData\Local\Temp\A6CF.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
1.2MB

MD5
b465230cf79fcd815a31dad053d1dbe1

SHA1
f1bf5606ba3d1bb49d9437b5ba489fd9e8614ace

SHA256
cd616032256b5c1fdad92cf551a04c9f8fb9292262b19af72c1d8406b8baf865

SHA512
b832fcdf586c0afad6f0fc7dd315ba3ae05d3e49ca730ddba0ac463620afd44215a3e2d3f906de41e4448dd91610b13633148048819156aa27a4ee3155d3e9bd

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

Filesize
896KB

MD5
9f9a8fea08bacf3a1d155567fead5940

SHA1
9d9ba8746c585446f53f442b800e1eb28a0df86a

SHA256
a22f9d8fb953e4f6bc93cdcc8aa650a5a093f1dd400fdc501d5aa7b00bee0289

SHA512
d41a048619373832c616d48f919595ac50dfbbd68095aec008b30adde91ceeeb86326c7d412ab20d937bab7096fb8165d3da8b4fdc40a03cc32da9ee3e9dc2a2

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

Filesize
128KB

MD5
0cfc533c46d2f160fc8d8483706228cf

SHA1
0d13ced09eeed5fc3879f418bda0410a742ab6a1

SHA256
510a6af4547083718b32dc00d4711cfff2aec0e7b936d4199feaaf32a7d5d3a6

SHA512
11e35867688e7814881981298b6f6948fceaf254d154f5429e5a82c43397b1894bd35fe7fb586b26e4272d8371c3b8e96c20c71ab05b9df3e851291444702a79

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

Filesize
1.1MB

MD5
c89e863ce2221a0f49b45a55100e468c

SHA1
569ede311983a53a8f23f254fe37735538cbfa5e

SHA256
5ca5fb55f2e5ddee30c893b0e78d1ad59f593c2c3e5ecc155f14a088c65cfb46

SHA512
f65476f7353ef6ca7378752551c28736b61916cbf54f0a17b211a5a14ab93ddc2830a1d9c3cc1118117a23be95d49b06fc8a174d1a87f360ae4b96a6bbde04b0

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

Filesize
1.1MB

MD5
03ae1346c99a66fcbd06c3a56898820a

SHA1
cf57878eb1c3523d08468ba3e9e65a063c24d902

SHA256
bdb28d28d4f6093c2bbf0cbdf1b2edaf325ad34c214cde4123437896488dc445

SHA512
b1e6f93db804c65f996ae29123a601ee95830391d9f5b73608962cbcd25a9082f1b1f9a6e732e5f84bfa3bd7207101edf9d076445370150ae58c9dcace634260

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
704KB

MD5
538d0a2af59454daf4418e27268ec013

SHA1
dd5e047f232d3827ba6f9c1da4f17928557dd6e6

SHA256
ef618dca52a4f65f6fd72fd721744185c44cfeff6ff90928f56481969eab4126

SHA512
1c958d315013726aa6ebc24552fb4d712a30ad6e5621db0f9037924ccb8cdf45063a01ed6da3aa50485ad084248a9c67c3513aabecf9d324eacaaa2b75f0a7c2

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

Filesize
640KB

MD5
1b7339cbcb5b756c15c05fe0cc6443f3

SHA1
abdba01c4526a9bbbb7fd3853e09bce3cbb5287d

SHA256
5fcf0fb116f77206758e3a669ec4fa52648fae431a5c2aa2d7ee69944142e019

SHA512
7661b5e8413e74432a00089b1556b2f49e268b6b5c8cefd839cbe19074bffd138c18e8078627420f4082f579a9e3f8d02b199507ae36380b5375162a4d4ba439

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

Filesize
624KB

MD5
d8d26e9be4ab9e639f37df57a8c3df43

SHA1
383f992bb72b7ac99360ac7d75ff272eb38fc4a9

SHA256
0823f2a27dfee2374d705f8bd344456c4cc49da128262863b733b062bd9d4501

SHA512
103d2bdea7e0d06d490a0706b41e0b37a94b42c528129f9c82fef916541f089d47fcd3a999dc4c984df5f5db35f8232d691c5045fa9a78fc0e50c6703f181512

Download Submit
memory/404-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2316-5-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2316-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3548-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3548-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3548-43-0x0000000076060000-0x00000000760F8000-memory.dmp

Filesize
608KB

Download
memory/3548-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3548-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3548-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download