73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
299s
max time network
308s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 05:34

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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
2928	b2e.exe
4940	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4940	cpuminer-sse2.exe
4940	cpuminer-sse2.exe
4940	cpuminer-sse2.exe
4940	cpuminer-sse2.exe
4940	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3824-5-0x0000000000400000-0x000000000393A000-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 3824 wrote to memory of 2928	3824	batexe.exe	74
PID 3824 wrote to memory of 2928	3824	batexe.exe	74
PID 3824 wrote to memory of 2928	3824	batexe.exe	74
PID 2928 wrote to memory of 4108	2928	b2e.exe	77
PID 2928 wrote to memory of 4108	2928	b2e.exe	77
PID 2928 wrote to memory of 4108	2928	b2e.exe	77
PID 4108 wrote to memory of 4940	4108	cmd.exe	78
PID 4108 wrote to memory of 4940	4108	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:3824
- C:\Users\Admin\AppData\Local\Temp\ACF9.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\ACF9.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\ACF9.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:2928
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\B15E.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4108
  - - 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:4940

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\ACF9.tmp\b2e.exe

Filesize
7.7MB

MD5
5686510951dd6a21de967e4aae5cdc50

SHA1
c085e1a4361e26919e8f82e04ba256e415396503

SHA256
85df9f70fe4ba1d12a9d5c4de57597263555c0a4e2c41a7aabfe270c2042b03e

SHA512
e0a1a86e1e11139fdc6e4366002ec1469d92f8cf52492ef9323d73d32011e6005b9b8c9e7d1824f5ebac39719cbb51169c5874f8dc223c1e08fce473b759d6df

Download Submit
C:\Users\Admin\AppData\Local\Temp\ACF9.tmp\b2e.exe

Filesize
8.6MB

MD5
962895566149e3ba069e848b788fc26d

SHA1
9707e4728751f02f130f28b4bb2978e8cad68e8c

SHA256
7c544c1e74627614357505557f028e1f08b163e78b9d230169fcd746083f5aff

SHA512
fda892854a462a005fd842c67085f56d67410403e92056afd3174711817ae30a9dab7f4b1e055277aa5dcbfc8e4df55b8aefe7ddfc8c70ad894c7751665fee4b

Download Submit
C:\Users\Admin\AppData\Local\Temp\B15E.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\libcurl-4.dll

Filesize
192KB

MD5
8c933a591c8d0c1fec1da393587d09c9

SHA1
65f4672c0e0a6a20436fbaba57dac8c1a5fc5e51

SHA256
c22ca427c0e65a0bb3e011afeba5244dd5a6e9c0327cfc7d15c4875083206b10

SHA512
96b84267fd9b7c5587c74e30d5f647acabbf6b09feac19784de4e046619fcae78f2e6aa98eb7f06fe13197bfd9207b9044b09d5248480421ceb23cb01d511881

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

Filesize
5.4MB

MD5
b69b2b567106989129ddd1f281a2dbfc

SHA1
f920cdbab8e8093c517e2fe6f927532e18f4f230

SHA256
7cb5d6cab0fa416105b593d2b5a12d9f87fbd74ee6ab856b7771060dddcfe0cc

SHA512
9757224357a416619e6f265b7d470794aa4da7a0c33d0bd2809a9288dd629258357b3c799fcc2663a08bfcb254e00233b9c8d36f0c3188e95a1ffa1ee1334578

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

Filesize
128KB

MD5
8d949f4e279a9a80f50d7c2e0c7bff36

SHA1
92e29300716211895b2d8cd4cf010452f0132152

SHA256
2e87614d15e62262c8b0a0c65e302b15e971b591469f3c679e7e516934cf621f

SHA512
36565dc0a3290ac8c5e0fd0a2756764ce8e49a7ef52a437caad549c7ea1ac3ac7dfe05cd4951ed6b17051768fd9733c94365d85832092c429b0b74ab62a338fb

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

Filesize
128KB

MD5
0cfc533c46d2f160fc8d8483706228cf

SHA1
0d13ced09eeed5fc3879f418bda0410a742ab6a1

SHA256
510a6af4547083718b32dc00d4711cfff2aec0e7b936d4199feaaf32a7d5d3a6

SHA512
11e35867688e7814881981298b6f6948fceaf254d154f5429e5a82c43397b1894bd35fe7fb586b26e4272d8371c3b8e96c20c71ab05b9df3e851291444702a79

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

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
64KB

MD5
e98583e2f3157ea2561f40a91a79b195

SHA1
770932f48dbea7a78a3b21e3df65e329a27313ff

SHA256
f6b3de2ac1e9c449daf82a3bd6fa52d2ed60e73e8cdd25d5d2194586a8d10de2

SHA512
cfa97067447a389dc5439dc42ca467f97947fa7010314cad0b99655688361721720bb33e34a1c7b22c93d807327b756109f63d15a40df5aaec620b0d0e1acc7f

Download Submit
memory/2928-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2928-55-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3824-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4940-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-43-0x0000000074D20000-0x0000000074DB8000-memory.dmp

Filesize
608KB

Download
memory/4940-44-0x0000000001050000-0x0000000002905000-memory.dmp

Filesize
24.7MB

Download
memory/4940-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-50-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4940-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4940-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4940-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download