73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
296s
max time network
306s
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, 07:11

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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
4480	b2e.exe
3476	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
3476	cpuminer-sse2.exe
3476	cpuminer-sse2.exe
3476	cpuminer-sse2.exe
3476	cpuminer-sse2.exe
3476	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2148-5-0x0000000000400000-0x000000000393A000-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 2148 wrote to memory of 4480	2148	batexe.exe	73
PID 2148 wrote to memory of 4480	2148	batexe.exe	73
PID 2148 wrote to memory of 4480	2148	batexe.exe	73
PID 4480 wrote to memory of 3868	4480	b2e.exe	75
PID 4480 wrote to memory of 3868	4480	b2e.exe	75
PID 4480 wrote to memory of 3868	4480	b2e.exe	75
PID 3868 wrote to memory of 3476	3868	cmd.exe	77
PID 3868 wrote to memory of 3476	3868	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:2148
- C:\Users\Admin\AppData\Local\Temp\C0A0.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C0A0.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C0A0.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:4480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\C40B.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3868
  - - 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:3476

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\C0A0.tmp\b2e.exe

Filesize
9.8MB

MD5
7d9aa6fd2b339fee5a698aa87e1f8079

SHA1
fc2a85ac4d2fb171f1b191fd7d1f2fa06a2553a4

SHA256
b32e97ecbad3bb35dfaa8ebddc9091da84ff22cf00eb95b0bc948673c1d5c093

SHA512
5f876acb42a4d730f43cd873cd7fdbb2f9432c5a1dbb8ddcdd929bfc107746705e9b3f0bd6d40d9c67b3999054dad891bd61008c9bbf78ff1a226e9d10ff7336

Download Submit
C:\Users\Admin\AppData\Local\Temp\C0A0.tmp\b2e.exe

Filesize
10.3MB

MD5
a3a2ce9dd38d92840080b2c74bace835

SHA1
57b59626a41cfa4e82e399fdf9e38e8e875d9d36

SHA256
e7e951936e5c6e1f20aafe763f33e8a7fc9b9dc7ca3e537c36730cb935a3ab16

SHA512
413f4c710d00dc5481e26f731cbdc846c75bd8e4f804e0847b62cb82b1121f21958f01fd27026bf7b85e4ad45be63e670bcb4a82a19e2282256ef68135e491a0

Download Submit
C:\Users\Admin\AppData\Local\Temp\C40B.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
116KB

MD5
ba7ad45407350478b09ae17a4f0560b8

SHA1
c515dd725bdfb14e9cb0d989ad0c561745edc68d

SHA256
4f1857f1061dda80a8ffa4e9438979e27517c7ba4a617b13bfb21e80060d7ab3

SHA512
29c9c46b78e67cdce951d22a26b1e4478558343c96991870859bd8ae42c24a184925c8e1aa93e1387c80b65180cf419c44a3c98a4e04be92faebf595cd6b3d49

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\libstdc++-6.dll

Filesize
6.9MB

MD5
8a18a6b01751825fd6d311549801b402

SHA1
fd8aa69828975828320edef5b3b5bbdee277b613

SHA256
5c95e09b60bc910e6e35ccaa0b398d01ca3037446bfdd6ff50c8007f436770f2

SHA512
10d3d5c91510a00f08efa2a40a73bc55be4848a1eac1d3e42b781b23d0d5bba4fa1776c836ac47c55953c87dfc0f67ead4e20ea2f1d9c5b8464f0459417cadee

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/2148-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3476-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/3476-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/3476-43-0x000000006C310000-0x000000006C3A8000-memory.dmp

Filesize
608KB

Download
memory/3476-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/3476-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/3476-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4480-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download