73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
299s
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 14:19

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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
4416	b2e.exe
2912	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2912	cpuminer-sse2.exe
2912	cpuminer-sse2.exe
2912	cpuminer-sse2.exe
2912	cpuminer-sse2.exe
2912	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2676-5-0x0000000000400000-0x000000000393A000-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 2676 wrote to memory of 4416	2676	batexe.exe	74
PID 2676 wrote to memory of 4416	2676	batexe.exe	74
PID 2676 wrote to memory of 4416	2676	batexe.exe	74
PID 4416 wrote to memory of 3784	4416	b2e.exe	75
PID 4416 wrote to memory of 3784	4416	b2e.exe	75
PID 4416 wrote to memory of 3784	4416	b2e.exe	75
PID 3784 wrote to memory of 2912	3784	cmd.exe	78
PID 3784 wrote to memory of 2912	3784	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:2676
- C:\Users\Admin\AppData\Local\Temp\9BE2.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\9BE2.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\9BE2.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:4416
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\9DD6.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:3784
  - - 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:2912

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\9BE2.tmp\b2e.exe

Filesize
16.2MB

MD5
57b69968cbf943901d7c54bdbab9494a

SHA1
952a403a943701880b90b8e1222badff427fd51e

SHA256
2126095135ba1ef4e2b2bcf92b78a3ffb7a56e438dd5801b98d6521b8813649c

SHA512
7148c26e9497ccc9a15d23bc91d33459f193c094a40734ea3b68b4bd46932a78129b0dccd22dfa3ea3a5b0706e54605e198d13ac6d08bf3cf7ba73c1681d10f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\9BE2.tmp\b2e.exe

Filesize
16.2MB

MD5
d216ed50794fcf651557d71dcf848976

SHA1
c59986a8174bd342cf96c58f1fb79d4b1b6eb4d9

SHA256
cb5c222a145111eb39bda5811bdf1e8ae240a62855ec6f0a1556a455612c9678

SHA512
8a5a7f9836fb13830a17c889c36f509da7d3764cc32a3e8d6e844532bd8815cb97beb777bb285359037992c71b5a511a7ac206f807f6c46d5836021083568884

Download Submit
C:\Users\Admin\AppData\Local\Temp\9DD6.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
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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

Filesize
2.3MB

MD5
b32908e11599620239824eba5b5d31d1

SHA1
b879b72fe7afcab30c1c0f567eefcefad2b0f97c

SHA256
dac6a73713e8c85d13521a7a4326e2eb284abb09dc91b098840070b21a47ea85

SHA512
80430d86a8863eec6201d7b3960e02aab01f77a3fec9befebb177ef90008e8ae34fcb9e804a433d21c84c5d087b316c485ad05e3989c115b98139887b2688d40

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\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
3.9MB

MD5
c55f626d468a90d6042916f37b1c4400

SHA1
ffe3c1a30d1a1cba9f92e5d474a4180c9dabd2bc

SHA256
260bc0f1ad3bd7b4e3de9f604d09722d2421e5c9459cafe6e599cbb2a589102a

SHA512
2a03f80457f829b7028631248fa95e790dc3b4c70d608844a2dae31cbd06aee6d947d0c42314cb3e36c2b928f7cb53333a2e4a7833107ba59a86293a45883a8c

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

Filesize
3.9MB

MD5
5b0ccab2caa095cefadae815ed57fb1a

SHA1
4468da56b20efa485a3170f6e59256ac694709c1

SHA256
19f6838573a5072ad97cbf4e0ba0d8502311761143804bdd7204e82a1b093d68

SHA512
f9b4fc3898de86ececb7c84981cb2520b900dbe0abb112f8c28cba8ca2a19eaebc6262c5e90b565aa590dcdfd5daca7933824ffcf3627a695b21b4fea3d5d09f

Download Submit
memory/2676-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2912-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2912-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2912-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-43-0x000000005DF00000-0x000000005DF98000-memory.dmp

Filesize
608KB

Download
memory/2912-44-0x0000000000F60000-0x0000000002815000-memory.dmp

Filesize
24.7MB

Download
memory/2912-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2912-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4416-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4416-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download