73cc2881ef511788661955a624db9baf40ac16bc63266c5c3bb3fe62b4856d72

Analysis

max time kernel
293s
max time network
303s
platform
windows10-1703_x64
resource
win10-20231220-ja
resource tags

arch:x64arch:x86image:win10-20231220-jalocale:ja-jpos:windows10-1703-x64systemwindows
submitted
12/02/2024, 10:12

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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
2280	b2e.exe
1820	cpuminer-sse2.exe

Loads dropped DLL 5 IoCs

pid	Process
1820	cpuminer-sse2.exe
1820	cpuminer-sse2.exe
1820	cpuminer-sse2.exe
1820	cpuminer-sse2.exe
1820	cpuminer-sse2.exe

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2172-6-0x0000000000400000-0x000000000393A000-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 2172 wrote to memory of 2280	2172	batexe.exe	74
PID 2172 wrote to memory of 2280	2172	batexe.exe	74
PID 2172 wrote to memory of 2280	2172	batexe.exe	74
PID 2280 wrote to memory of 4896	2280	b2e.exe	75
PID 2280 wrote to memory of 4896	2280	b2e.exe	75
PID 2280 wrote to memory of 4896	2280	b2e.exe	75
PID 4896 wrote to memory of 1820	4896	cmd.exe	78
PID 4896 wrote to memory of 1820	4896	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:2172
- C:\Users\Admin\AppData\Local\Temp\94DD.tmp\b2e.exe
  "C:\Users\Admin\AppData\Local\Temp\94DD.tmp\b2e.exe" C:\Users\Admin\AppData\Local\Temp\94DD.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:2280
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\96C2.tmp\batchfile.bat" "
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4896
  - - 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:1820

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\94DD.tmp\b2e.exe

Filesize
20.2MB

MD5
d90e676416682e6c285b8cca44b6e492

SHA1
0bf5503bf860f9abb4028f0b69a3c0c10a85c1ef

SHA256
be96fde3b3d71b7d00b5519b4a5c7d821b6c14bb15778b6e610c70cecdbd6ec6

SHA512
88f2bd823f8940cb60e36f4dbaca0ad4a4d78e7b1d1e3320b62e927710743cb2c0f2e38b1a16bf55f10ada40e7d3a0febd4ad5e0beff752496372a8a59bf1d62

Download Submit
C:\Users\Admin\AppData\Local\Temp\94DD.tmp\b2e.exe

Filesize
15.7MB

MD5
ea305e43f4decf8df13450da012b2577

SHA1
77e8f63237f9ad6464b3f4d7991c9cd7d279d44a

SHA256
5fecae665cb03cf154bcbf263a633b43dc9f28868641ea48cbb8c6c8ae2d16b3

SHA512
292e605ea17c4c69791a7bd283b7b920b72cd50fd1428548bdcfd0037b30a5742ca10381dc86cbb04af7e74beae0d109845bd9292c1ea98c7f30335ea39cf04f

Download Submit
C:\Users\Admin\AppData\Local\Temp\96C2.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\libgcc_s_seh-1.dll

Filesize
64KB

MD5
7fcedb6e973c5df3b6652a2afafa6a13

SHA1
116728803559ab58a8127544df80b75a0dd1c6d2

SHA256
fd7191afdecd35b78a0c0ca0457cbbf42ffda1e52263cd785abca5f047b18825

SHA512
05c86bf84079a2cc13dc7a1a917a0839ccd2b18e0440c4bd419c99f65c4161ac69a9447f56bdf6051b2fbbc49b7556fc3717432d0e293dfae2921c0701fe64fd

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

Filesize
3.0MB

MD5
cfd7b718e68959fb45e9b0ab9d4dc2e9

SHA1
48dc2b217a3de4258bd72b8351702b8cf200dba8

SHA256
5a070afb2e207c8af3ab4d7f72ac7f6e307cc67b61f0c4ea14d4b6a5ed28f194

SHA512
9a54433d8d111d1f6848e7efb7cccd711a8664bd31ee95202ca1fbaf8a66e805f263648fff835ab0add3ded5c7724da5049f9302dc69fe28fc2fb48d8c5be912

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
4.5MB

MD5
50887092389efb9ab86d9df2342d23b4

SHA1
017353a39166ae5c456214f2ad813edeb7d998c9

SHA256
1301f7ec416700a8a80ff6095a46aeb7b9478657e0c75958ca53e0ba4132b325

SHA512
41af0016c89bb02abf1af8406cfb1cf0cea422813c668854c697b26a66431efb44350c4e0b37b0027999dc8a81a4d7ba4055bd741e265a7c8ee65d7776eb63d1

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

Filesize
3.9MB

MD5
06451605a6a5210edb6d01073f36a073

SHA1
2da5dc18cd8ec48c84cde426d3fa02478318a012

SHA256
eab1af4ce386d801cac45b0b63142ef558c0b843c880e630269a684f9707bc57

SHA512
a373b5e1e1c8f25f829a347d0b569a3054b1cfd65253877837ced5623abe87e43cde42fdc9dda3b577962b388ddbd2e3717555e54d4ebe9eb96743da888487c4

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

Filesize
606KB

MD5
585efec1bc1d4d916a4402c9875dff75

SHA1
d209613666ccac9d0ddab29a3bc59aa00a0968fa

SHA256
2f9984c591a5654434c53e8b4d0c5c187f1fd0bab95247d5c9bc1c0bd60e6232

SHA512
b93163cba4601ed999a7a7d1887113792e846c36850c6d84f2d505727dc06524bb959469f9df12928769f4535dc6074a6b3599b788a4844353e466742ce1e770

Download Submit
memory/1820-42-0x0000000061440000-0x000000006156B000-memory.dmp

Filesize
1.2MB

Download
memory/1820-51-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-40-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-101-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-41-0x0000000070800000-0x00000000708BC000-memory.dmp

Filesize
752KB

Download
memory/1820-43-0x000000005A600000-0x000000005A698000-memory.dmp

Filesize
608KB

Download
memory/1820-44-0x0000000001130000-0x00000000029E5000-memory.dmp

Filesize
24.7MB

Download
memory/1820-45-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-96-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-91-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-56-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-61-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-66-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-71-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-76-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-81-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/1820-86-0x0000000000400000-0x0000000000667000-memory.dmp

Filesize
2.4MB

Download
memory/2172-6-0x0000000000400000-0x000000000393A000-memory.dmp

Filesize
53.2MB

Download
memory/2280-50-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download
memory/2280-4-0x0000000000400000-0x0000000000405000-memory.dmp

Filesize
20KB

Download