73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
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
19-02-2024 16:56

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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
3612	b2e.exe
4388	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
4388	cpuminer-sse2.exe
4388	cpuminer-sse2.exe
4388	cpuminer-sse2.exe
4388	cpuminer-sse2.exe
4388	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1284-5-0x0000000000400000-0x000000000393A000-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 1284 wrote to memory of 3612	1284	batexe.exe	73
PID 1284 wrote to memory of 3612	1284	batexe.exe	73
PID 1284 wrote to memory of 3612	1284	batexe.exe	73
PID 3612 wrote to memory of 4500	3612	b2e.exe	74
PID 3612 wrote to memory of 4500	3612	b2e.exe	74
PID 3612 wrote to memory of 4500	3612	b2e.exe	74
PID 4500 wrote to memory of 4388	4500	cmd.exe	77
PID 4500 wrote to memory of 4388	4500	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:1284
- C:\Users\Admin\AppData\Local\Temp\C592.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\C592.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\C592.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:3612
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\CA45.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4500
  - - 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:4388

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\C592.tmp\b2e.exe

Filesize
2.6MB

MD5
a5e5df886b731a106be5ffdd55d5eba6

SHA1
49f0ee9c3161b956d8752bd7c4c5351bd2dc0fe6

SHA256
39d92aa54aff7dc78100a84d70011578f98cc2bc56d73853a24a1b39d77c26e7

SHA512
105723e9e49510157b696057447d2278e9bde945c3ab9882a6d364a2406b7080370e05849909f24bcd79f3ea6ec13fa100364d11a150f3b5a708e8762d49817f

Download Submit
C:\Users\Admin\AppData\Local\Temp\C592.tmp\b2e.exe

Filesize
2.1MB

MD5
099e18cf84312ee05add20eaed01b2c0

SHA1
3aedb8f0362d50274ec7bf1e79bbd3923b47cc13

SHA256
8856beb3ce39073034ad1cd1b72251224cbe3b2861af9086947470096666312c

SHA512
70c26948eecb460a2c035d8bec9f100588244a0c621fe26c13826bef00464051b54e200abfd73cb07bbe76c6c807317dc90b4974a739be718e37aa2621c134ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\CA45.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
192KB

MD5
01f228e3eadcf394f8e57348314c7104

SHA1
71571d5d327678688e7c77f19509a17781ae17d0

SHA256
c38983cab3c0de4a73e61d6ed2abcee2567becbfca4b1714d3b03389556880f6

SHA512
eb40b33112cf913383b22dbf4d2977e4c8cee5123620efea1b10d0e5e5d1495e37b12c5f2da0cc778af2044d6f7667ed7b009c019f7e03cdf5f060623f4ce9e3

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

Filesize
6.0MB

MD5
44030f67d2693a84ad9d762c12c9db73

SHA1
242955c537e8c6c6901ec4a9b5c88da18c2e3cb4

SHA256
1fbce7b3628cfe0f1f92e1a330131a724ae3e47ff7176b92ab88aff41245a832

SHA512
7b2d8c845cf7d6a015977b35f618aa21c7af846647de0564a93894b152407240c448dcb06d8b91cd1e1858e4a4d8d2cd317850129ad686706726e3fc97b75020

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\libcurl-4.dll

Filesize
836KB

MD5
aeab40ed9a8e627ea7cefc1f5cf9bf7a

SHA1
5e2e8ca2881b9bf9edfa3c4fdcec6da1efa102d8

SHA256
218cfc4073bab4eddf0de0804f96b204687311e20a9e97994bff54c9b0e01ee9

SHA512
c0a67616fa01fdc351015212a718faf70da6612fbb3ec13da28dd7af9a507c56882fb7c3eea6fbc37d4d63b970157199d16d0756dbe3cb3bc2223e215cb104d8

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
7.6MB

MD5
94a47c02274405af9f803d227d16121c

SHA1
828cd353c9d5cf6667661d17f6efb7a5d80cdd0d

SHA256
cf69dd4fe0119bf36834aa06806e06b0e0fb37bf2df0e130d34f740d702fea79

SHA512
a252883173cd5f806dd292744d9bf6469a564689fcd89c519afce045b2f3842211cc0639f81f008e2155a1a0944f188996cc77a686a034e2f976a9f8d37edaa1

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

Filesize
6.7MB

MD5
4823f522b5cd16c0837b8a94d3344765

SHA1
2dcf0b9faf91863007d3d3c6fcfdae6c76a9f763

SHA256
07cf84f40830cb7347cda7ff16e837f8340d26a487a7e5bf7e19b3b6a4e8c3b0

SHA512
4a769facc11d124119e7164cd820e7f34c5a93c89661dd568e5ffa0fae4a04ec8afed67d6e6c24e6f68761a6458506790ab29c8a55eca0f25465bfb5e9b233c0

Download Submit
memory/1284-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/3612-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/3612-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/4388-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/4388-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/4388-43-0x000000005BFD0000-0x000000005C068000-memory.dmp

Filesize
608KB

Download
memory/4388-44-0x0000000000F40000-0x00000000027F5000-memory.dmp

Filesize
24.7MB

Download
memory/4388-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4388-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download